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LTC6430-20#PBF - 20.8dB Differential RF/IF Amplifier | Analog Devices
The LTC6430-20#PBF is a high linearity differential gain block amplifier from Analog Devices, designed to drive high resolution, high speed ADCs with excellent linearity beyond 1000MHz and low output noise. It operates from a single 5V power supply and consumes only 850mW. The device is housed in a 4mm × 4mm, 24-lead QFN package with an exposed pad for thermal management and low inductance. The LTC6430-20 uses a high performance SiGe BiCMOS process for excellent repeatability compared with similar GaAs amplifiers. All A-grade LTC6430-20 devices are tested and guaranteed for OIP3 at 380MHz. A differential gain block amplifier is a type of RF/IF amplifier that amplifies the difference between two input signals, rejecting common-mode noise and providing balanced output drive. It is a key building block in high-speed signal chains, positioned between the mixer or filter and the ADC. The differential architecture improves linearity and reduces even-order distortion, making it ideal for demanding communications and instrumentation applications. Key features include 20.8dB gain, 2060MHz -3dB bandwidth, 0.6nV/√Hz total input noise, and >2.75V P-P linear output at 1.4GHz. The A-grade version guarantees OIP3 at 380MHz, ensuring consistent third-order intercept performance. The SiGe BiCMOS process provides excellent repeatability and reliability compared to GaAs alternatives. The device is optimized for driving high-speed ADCs, providing a clean, linear signal with minimal distortion. Its differential output can directly interface with differential ADC inputs, simplifying the interface and improving noise immunity. The low output noise of 0.6nV/√Hz ensures that the amplifier does not degrade the ADC's signal-to-noise ratio. Typical applications include cellular base station receivers, software-defined radios, radar systems, and high-speed data acquisition. The LTC6430-20 is also suitable for IF sampling receivers where high linearity and low noise are critical. Its single 5V supply operation simplifies power supply design, and the low power consumption of 850mW reduces thermal management requirements. When designing with this device, ensure proper decoupling of the 5V supply and adequate thermal management through the exposed pad. The differential inputs and outputs should be matched to the system impedance to minimize reflections and maximize linearity.
MBC13720NT1 - SiGe LNA, 400-2500 MHz, w/ Bypass Switch | NXP
The NXP Semiconductors MBC13720NT1 is a high-IP3, low-noise amplifier (LNA) fabricated in an advanced RF BiCMOS SiGe:C process, covering 400 MHz to 2.4 GHz in a 6-pin SOT-363 surface-mount package. It delivers a noise figure of approximately 1.45 dB and a high linear output IP3 of +10 dBm typical, making it well suited for multi-standard wireless receivers including cellular, ISM-band, and Wi-Fi front ends. The device operates from a single 2.5 V to 3.0 V supply and provides two selectable current settings plus a low-power standby mode controlled by dedicated logic pins. An LNA (Low-Noise Amplifier) is the first active gain stage in a wireless receiver chain, placed immediately after the antenna and band-select filter. Its primary role is to amplify the weak incoming RF signal while adding as little noise as possible, because the LNA's noise figure directly sets the receiver's overall sensitivity figure (NF + cascaded loss). LNAs are a sub-category of RF front-end modules, which sit between the antenna and the baseband/modem. The MBC13720NT1 belongs to the silicon-germanium (SiGe) LNA family, which competes with GaAs pHEMT LNAs by offering integrated CMOS-compatible logic control on a single die. Key features include an integrated bypass switch that allows the LNA to be bypassed in high-signal conditions to improve dynamic range, two selectable current settings for trade-off between linearity and power consumption, and a logic-controlled standby mode drawing negligible current for battery-powered duty-cycled applications. The external input and output matching topology provides maximum design flexibility, allowing the same IC to be optimized for different frequency bands and antenna impedances with simple LC networks. Typical applications include 400 MHz to 2.4 GHz multi-standard wireless receivers, cellular and ISM-band front-end modules, GPS LNA stages, and Bluetooth/Wi-Fi receive chains. The wide frequency range and bypass function also make it attractive for software-defined radio and cognitive-radio platforms that must tolerate strong blocker signals. A typical bias configuration is 2.7 V with a logic-low on the bypass and standby pins to enter active low-noise mode. When designing with this part, pay close attention to the external matching network component selection - the noise figure, gain, and IP3 are all heavily influenced by the chosen source and load matching. Place the matching components as close to the RF pins as possible, use a continuous ground plane under the package, and keep the supply decoupling capacitor within 2 mm of the VCC pin. Avoid routing digital control lines (BYPASS, STBY, ISEL) across RF traces to prevent unwanted coupling.
MBC13720T1 - SiGe LNA 400MHz-2.4GHz w/ Bypass Switch | NXP
The NXP MBC13720T1 is a high-IP3, low-noise amplifier with integrated bypass switch, designed for 400 MHz to 2.4 GHz multi-standard wireless receiver chains and housed in a 6-pin SOT-363 (SC-88) surface-mount package. Built on a Silicon Germanium (SiGe:C) BiCMOS process, the device delivers low noise figure and high linearity for cellular, ISM, and digital broadcast front-ends while consuming modest current. The on-chip bypass switch allows the LNA to be electrically removed from the signal path under strong-signal conditions, reducing system gain without powering down the transceiver. An RF low-noise amplifier (LNA) is the first active gain stage after the antenna filter in a wireless receiver, and its job is to add gain while adding as little noise and distortion as possible. LNAs belong to the broader category of RF amplifiers and, hierarchically, to RF & wireless front-end ICs. The MBC13720T1's external input and output matching topology gives designers freedom to optimize noise figure, gain, and return loss for each frequency band (cellular, Wi-Fi, DVB-H, etc.) instead of being locked into a fixed internal match. Key features include operation from 400 MHz to 2.4 GHz, low noise figure (typically 1.5 dB at 900 MHz per the published data sheet), high input third-order intercept point (IIP3), a single-supply voltage range typically around 2.5 V to 3 V, and an integrated bypass mode that routes the RF path around the gain stage to preserve system dynamic range. The plastic SOT-363 package is the same outline used by many small-signal RF transistors, simplifying board layout and rework. Typical applications include GSM/CDMA/W-CDMA front-ends, DVB-H mobile-TV receivers, ISM-band radios, PCS/Cellular repeaters, and general-purpose 1-2.4 GHz gain blocks. The wide frequency coverage and external matching make it a popular choice for multi-band platforms where the same part can be re-used across regional variants by simply changing the matching network. When designing with the MBC13720T1, place the external input/output matching components as close to the package pins as possible and keep the RF trace impedance tightly controlled at 50 ohms. The bypass pin control voltage level must respect the datasheet's logic thresholds to avoid partially-on states that degrade linearity. This page synthesizes the manufacturer datasheet, current distributor pricing, verified drop-in alternatives, and practical RF layout notes not consolidated on any single distributor page.
MBC13916NT1 - SiGe:C RF Cascode LNA, 100MHz-2.5GHz | NXP
The NXP Semiconductors MBC13916NT1 is a cost-effective, high-isolation general-purpose RF cascode low-noise amplifier fabricated in NXP's advanced RF BiCMOS process using the SiGe:C module, housed in a 4-pin SOT-343R (also called SC-82A) surface-mount package. It is explicitly positioned as a drop-in replacement for the legacy MRFIC0916, but in a much smaller package and with improved high-frequency gain and noise figure. Operating from 2.7 V to 5 V on a single positive supply, the MBC13916 covers 100 MHz to 2.5 GHz with typical gain of about 16 dB at 1.9 GHz, making it suited for cellular, ISM, GPS, and general-purpose RF receive and transmit chains. A cascode low-noise amplifier (LNA) is a two-transistor RF amplifier topology that stacks a common-emitter input stage with a common-base output stage. This configuration dramatically reduces the Miller effect at the input, improves high-frequency gain, and raises reverse isolation when compared with a single common-emitter LNA. The cascode LNA sits one level above a discrete RF transistor in the component hierarchy (cascode LNA -> RF amplifier IC -> front-end module -> RF transceiver) and is a building block of nearly every superheterodyne and direct-conversion wireless receiver front end. The MBC13916 key features include 100 MHz to 2.5 GHz broadband operation in a single stage, 2.7 V to 5 V single-supply operation with simple external biasing, high reverse isolation thanks to the cascode configuration, low-noise SiGe:C process technology for better noise figure than competing silicon bipolar LNAs, and the small SOT-343R surface-mount package that enables compact front-end layouts. The device is well-suited as a buffer, driver, or first-stage LNA. At 1.9 GHz the MBC13916 supports small-signal operation with around 16 dB gain at 1.9 GHz (per the GlobalSpec datasheet entry summarizing the part) while integrating easily into 50 ohm systems with simple matching networks. The SiGe:C process is NXP's mainstream high-frequency silicon-germanium technology that delivers GaAs-like noise performance at silicon CMOS-like integration and cost, which is why the MBC13916 is widely used as a general-purpose RF gain block across commercial and industrial designs. Typical applications for the MBC13916NT1 include cellular handset front ends, GPS receivers, ISM-band radios, wireless LAN receivers, satellite downconverters, and general-purpose IF or RF buffering. The combination of broadband operation and a small footprint also makes it well suited as a lab gain block or measurement preamp. When designing with the MBC13916, designers should bias the device from a regulated 2.7 V to 5 V supply, add DC blocking caps at the input and output, and follow the matching network recommended in the NXP datasheet for the band of interest. The SOT-343R package has low thermal resistance relative to its size, but at higher input powers (typ. up to about +10 dBm CW), careful board layout is needed to keep the input return loss stable. This page synthesizes distributor pricing, drop-in alternative guidance, and applied design notes to support design engineers selecting the MBC13916NT1 for their RF front-end chain.
MBC13916T1 - SiGe:C RF Cascode LNA, 100MHz-2.5GHz | NXP
The NXP Semiconductors MBC13916T1 is a general-purpose silicon-germanium (SiGe:C) RF cascode low-noise amplifier fabricated on Motorola's Advanced RF BiCMOS process, housed in a SOT-343R (SC-82A) four-pin surface-mount package. It operates from 100 MHz to 2.5 GHz, delivers a typical gain of 19 dB, draws 4.7 mA from a 2.7 V to 5 V supply, and is functionally positioned as a smaller-footprint successor to the legacy NXP MRFIC0916 cascode amplifier. What is an RF cascode low-noise amplifier (LNA)? It is a two-transistor stacked configuration - a common-emitter input stage feeding a common-base output stage - used at radio frequencies to provide simultaneous high gain, high reverse isolation, and moderate noise figure in a single IC block. The cascode sits in the broader RF front-end signal chain between the antenna filter and the mixer, where it boosts weak signals above the noise floor of downstream stages. SiGe:C (silicon-germanium with carbon) is a BiCMOS-compatible process technology that integrates heterojunction bipolar transistors with CMOS, enabling high fT bipolar RF performance at low cost and allowing co-integration of digital control and analog/RF blocks. Key features of the MBC13916T1 include a 19 dB typical power gain, cascode topology providing high isolation between input and output ports, 4.7 mA typical supply current, 2.7 V to 5 V supply range, and the small SOT-343R (SC-82A) plastic surface-mount footprint. According to the NXP datasheet, it is intended as a similar replacement for the MRFIC0916 in the smaller SOT-343R package, enabling PCB area savings in legacy designs. The cascode architecture intrinsically suppresses the Miller effect on the input transistor, raising the usable bandwidth and stabilizing gain across the 100 MHz to 2.5 GHz range. The SiGe:C bipolar device yields high transit frequency and low base resistance, supporting low noise figure operation in compact radio designs. An external bias setting using two external resistors adjusts quiescent current for linearity/noise trade-offs. Typical applications include cellular handset receiver front-ends, ISM-band (industrial-scientific-medical) radio links, GPS LNA stages, wireless data modules, UHF/VHF telemetry, and general-purpose IF/RF amplification in cost-sensitive consumer products. The wide bandwidth also supports cable-TV upstream amplifiers and tuner IF blocks. Design consideration: when laying out the SOT-343R footprint, keep the RF input and output traces to 50 ohm controlled impedance and minimize the bond-pad-to-ground inductance via multiple vias placed close to the exposed lead frame pad, since cascode stability is sensitive to ground parasitics. This page synthesizes distributor pricing, drop-in alternatives, package data, and practical design notes not found as a single coherent set in the manufacturer datasheet.
MBC13917EPR2 - 100MHz-2.5GHz RF Amp, 14.9dB, MLPD-6 | NXP
The NXP MBC13917EPR2 is an RF amplifier IC designed for general-purpose amplification in the 100 MHz to 2.5 GHz frequency band, packaged in a 6-pin MLPD-EP (1.5 mm x 2 mm micro-leadframe package with exposed pad). It provides 14.9 dB of power gain and operates from a 2.1 V to 3.3 V supply while consuming 20 mA of current. An RF amplifier is a building-block component placed between an antenna, filter, or mixer and the next gain/IF stage in a radio transceiver. Its role is to deliver a predictable gain and a low noise figure across a wide RF bandwidth while presenting stable 50-ohm-style input and output impedances to the surrounding circuitry. RF amplifiers sit one level below transceiver ICs and one level above passive matching networks inside the broader RF/wireless signal-chain hierarchy: RF amplifier -> gain block -> RF front-end module -> wireless transceiver IC. Key features of the MBC13917EPR2 include a wide 100 MHz to 2.5 GHz operating range covering cellular, ISM, and unlicensed bands, a typical gain of 14.9 dB, an unconditionally stable design, a single low-voltage positive supply rail, and an internal bias network that minimizes external components. The exposed-die attach pad enables direct PCB thermal conduction for reliable operation at full bias. The device uses a silicon-germanium (SiGe) bipolar transistor process with integrated 50-ohm matching networks on the input and output, simplifying board layout to a series coupling capacitor and a supply-rail bypass capacitor. The 1.5 mm x 2 mm MLPD-EP package occupies less board area than a typical SOT-343 or SC-70 footprint while still providing adequate thermal performance for the 20 mA bias level. Typical applications include GPS front-end LNA booster stages, 2.4 GHz ISM-band buffers (Bluetooth, Zigbee, proprietary sub-GHz links), cellular handset transmit IF driver stages, cable-TV and SAT-IF amplifiers, and consumer remote-keyless-entry receivers. The 50-ohm matched ports also make it useful as a lab gain block on test and measurement fixtures. Designers should treat the input and output traces as 50-ohm controlled-impedance transmission lines, place the DC-bias network close to the supply pin, and avoid laying out long DC-bias traces under the RF path where parasitic feedback could de-stabilize the amplifier. A 100 nF bypass capacitor placed within 2 mm of the supply pin is normally sufficient. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a one-page reference for component selection, PCB layout, and sourcing decisions.
MC13770FCR2 - 2.1-2.4 GHz W-CDMA Front-End IC | NXP
The NXP (formerly Freescale) MC13770FCR2 is a single-band front-end IC (FEIC) for W-CDMA wireless receivers, integrating a low-noise amplifier and mixer in a 12-pin VFQFN (QFN-12, 3x3 mm) exposed-pad package. It covers the 2.1 GHz to 2.4 GHz RF band, supports 2.7 V to 3 V supply operation, draws approximately 8 mA of supply current, and provides 15 dB of conversion gain - the parameters that make it suitable for UMTS Band I and similar W-CDMA receiver paths. A Front-End IC (FEIC) is a multi-function radio block that consolidates the first stages of a receiver chain (typically LNA plus down-conversion mixer) into a single die. Within the broader system hierarchy, the MC13770 sits between the antenna switch / duplexer and the channel-filter / baseband section; it is a member of the RF transceiver IC family, which itself belongs to the wireless front-end module (FEM) and RF IC product categories. By replacing discrete LNA-plus-mixer designs, an FEIC reduces board area, BOM count, and inter-stage matching complexity while still delivering gain and noise figure suitable for 3GPP sensitivity targets. Key features of the MC13770 include 15 dB RF gain across the 2.1-2.4 GHz band, an integrated single-band down-converter mixer, low-noise LNA front-end optimized for W-CDMA, 2.7 V to 3 V single-supply operation with approximately 8 mA quiescent current, ESD ratings of 100 V HBM and 30 V MM, and a compact 12-VFQFN exposed-pad package that improves thermal dissipation while providing a low-inductance ground reference. The exposed pad also serves as the primary RF ground, simplifying PCB layout. Technically, the MC13770 uses a heterodyne-style receive chain with on-chip local-oscillator buffering. The 3 V supply rail is typical of battery-powered mobile terminals of its era, and the modest 8 mA supply current makes it usable in early smartphone and feature-phone platforms. The exposed-pad QFN-12 package provides short bond wires, which minimizes stray inductance at GHz frequencies - critical for noise figure and gain stability. Designers should treat the exposed pad as RF ground and place adequate copper for thermal relief. Typical applications include W-CDMA / UMTS handset receivers, mobile phone front-end modules, wireless data-card receivers, and embedded cellular modules for industrial IoT gateways. The 2.1-2.4 GHz band also covers 2.4 GHz ISM-adjacent W-CDMA extensions and some WLAN coexistence scenarios. When designing with the MC13770, route RF inputs and outputs as controlled-impedance 50 ohm lines, place decoupling capacitors as close to the supply pin as possible, and ensure the exposed pad is soldered to a continuous ground plane for both thermal and RF performance. This page synthesizes distributor pricing, drop-in alternatives, and practical RF design notes not found in the manufacturer datasheet.
MC13820FCR2 - 800MHz-2.5GHz 18dB RF Amplifier IC | NXP
The NXP MC13820FCR2 is a wideband RF amplifier IC covering 800 MHz to 2.5 GHz with 18 dB gain in a 12-pin QFN (3x3) package. Designed for cellular, ISM, PCS, and GPS front-end applications, the part operates from a single 3 V supply rail and uses a BiCMOS SiGe process to deliver low noise figure with high linearity for receive-path LNA and general-purpose IF/RF amplification stages. An RF amplifier IC is a semiconductor device that boosts weak radio-frequency signals while adding as little noise and distortion as possible; it sits between the antenna (or front-end filter) and the downstream mixer, demodulator, or baseband section. Within the broader signal-chain taxonomy, the MC13820FCR2 belongs to the class of low-noise amplifiers (LNAs) and general-purpose gain blocks under the RF & Wireless family, ultimately a sub-category of integrated circuits. Key features highlighted across NXP/Freescale documentation include 18 dB typical gain at 800 MHz, broadband operation extending through 2.5 GHz with reduced gain at the upper band edge, internal matching to 50 ohm on both RF ports, and a small 3 mm x 3 mm QFN-12 footprint with exposed thermal pad. The device includes a power-down bias mode controlled via the chip enable pin for time-division duplex systems and battery-powered portable equipment. Architecturally, the MC13820FCR2 uses a BiCMOS silicon-germanium active-bias topology with on-die matching networks; this allows a single external supply and minimal external components. Operating from -40 C to +85 C, the part is qualified for commercial and industrial environments and is supplied on tape and reel for high-volume SMT assembly. Typical applications include cellular handset receive front ends, 900 MHz/2.4 GHz ISM-band boosters, GPS L1 low-noise amplification, PCS/DCS repeaters, and base-station IF stages. The integrated bias and shutdown pin simplify power-management design in TDD and duty-cycled radios. When designing with this device, place RF input/output traces as 50 ohm controlled-impedance lines and connect the exposed pad to a continuous ground pour with multiple thermal vias; input and output DC-blocking capacitors must be placed as close as possible to the RF pins to preserve the 2.5 GHz upper-band response. Decoupling must be tight, and supply routing should bypass the RF return path to avoid coupling into the bias network. This page consolidates distributor stock, parametric drop-in equivalents, and design guidance not assembled in the original Freescale/NXP datasheet, helping RF engineers shorten sourcing and layout reviews.
MC13821FCR2 - 2.4GHz ISM/GPS LNA with Bypass | NXP
The NXP (formerly Freescale) MC13821FCR2 is a low-noise amplifier (LNA) with integrated bypass switch targeting the 1 GHz to 2.4 GHz ISM and GPS bands. Housed in a 12-pin QFN (3x3 mm) package with an exposed thermal pad, the IC delivers 16.5 dB gain and a 1.45 dB noise figure at 2.4 GHz, drawing 2.8 mA from a 2.75 V supply. A logic-controlled bypass mode disables the LNA and routes the RF input directly to the output, enabling trade-offs between sensitivity and current consumption in duty-cycled receivers. An LNA (low-noise amplifier) is the first active gain stage in a receiving chain, placed immediately after the antenna and front-end filter. Its primary function is to amplify weak incoming RF signals while adding as little noise as possible, setting the noise floor that downstream mixers and baseband stages must work against. LNAs belong to the broader family of RF amplifiers and, more specifically, integrated RF front-end ICs used in wireless transceivers for cellular, Wi-Fi, GPS, and ISM-band radios. Key features of the MC13821FCR2 include a wide 1 GHz to 2.4 GHz operating range covering GPS L1, DVB-H, and 2.4 GHz ISM applications; an integrated bypass switch that allows the LNA to be switched out for reduced current draw when high gain is not required; a low 1.45 dB noise figure that preserves receiver sensitivity; and a small 12-pin QFN EP package suitable for space-constrained handheld and mobile designs. The exposed pad provides a low thermal resistance path to the PCB ground. Technically, the device uses a single-stage cascoded bipolar/SiGe architecture optimized for low noise and high linearity. The bias reference is internally generated and stable over the operating supply range, eliminating the need for an external bias resistor. The bypass switch is implemented with on-chip FETs and is controlled by a CMOS-compatible logic input, allowing direct connection to a baseband or transceiver GPIO. Typical applications include GPS receiver front-ends in portable navigation devices, 2.4 GHz ISM-band receivers for wireless sensor networks, DVB-H mobile TV tuners, and cellular front-end modules where the bypass function enables current savings during transmit/receive switching. The wide frequency range also makes the part attractive for software-defined radio front-ends requiring a tunable or band-switched LNA. When designing with this part, pay attention to the input and output matching networks; the device is not internally matched to 50 ohms, so external LC networks are required for optimal noise figure and gain. Also, ensure the bypass logic pin is driven with clean CMOS levels, and route the exposed pad directly to a continuous ground plane for stable RF and thermal performance. This page synthesizes distributor stock data, drop-in cross-reference candidates, and practical RF design notes that are not present in the manufacturer datasheet.
MC13851EPR2 - 2.5GHz Low Noise Amplifier w/ Bypass | NXP
The NXP MC13851EPR2 is a cost-effective, high-IP3 RF Low Noise Amplifier (LNA) with an integrated bypass switch, covering the 1GHz to 2.5GHz frequency range and delivering 16.4 dB gain from a 2.3V to 3V supply in an 8-pin MLPD (2x2) package. This is the smaller leadless package variant of the pin-equivalent MC13821 device, intended for compact front-end designs in single-band pico-cell, femtocell and embedded cellular applications where board area is constrained. The integrated bypass switch preserves input intercept performance under variable signal-strength environments, allowing the receiver front-end to handle both weak desired signals and strong interferers without saturating. According to the device summary, the LNA draws 4.8 mA typical supply current with on-chip bias circuitry, eliminating the need for an external bias reference and minimising system cost. The device is supplied on tape and reel (suffix EPR2 in NXP's ordering system) for high-volume manufacturing. An RF Low Noise Amplifier (LNA) is a critical building block at the very front of any receiver chain, placed immediately after the antenna and the filter/pre-selector. Its job is to add as little noise as possible to the weakest incoming signals so that downstream stages (mixers, ADCs, baseband) can extract information from them. LNAs must simultaneously provide high gain, low Noise Figure (NF), high linearity (IIP3 / OIP3), and stable 50-ohm input/output impedance across the band of interest - trade-offs that the MC13851 is engineered to balance. Key electrical highlights of the MC13851EPR2 include a typical gain of 16.4 dB across its 1GHz to 2.5GHz operating range, a low-noise figure that makes it suitable as the first gain stage in a 2.4 GHz ISM / Wi-Fi / LTE / cellular band receiver, and an integrated bypass mode that improves linearity (IIP3) at higher input levels. The MLPD-8 (2x2 mm) package combines an exposed thermal pad with a tiny footprint, suitable for densely populated RF PCB layouts. The single 3 V rail and integrated bias chain simplify power-tree design. Architecturally the part uses a single-transistor silicon bipolar input stage with on-chip matching networks so that the user does not need to provide external LC matching for nominal operation. The bypass switch is implemented in parallel with the LNA core; when the receiver detects a strong blocker, the bypass path is selected so that the overall front-end does not compress. This architecture lets the same hardware serve both small-signal and large-signal conditions in TDD systems. Typical applications for the MC13851EPR2 include single-band pico-cell and femtocell base-station receivers, 2.4 GHz ISM front-ends for Wi-Fi / Bluetooth / Zigbee radios, LTE band 7/40/41 receive paths, and general-purpose 1-2.5 GHz low-noise gain blocks. It is widely used in NXP's MC13851-1960EVK (1960 MHz) and MC13851-2400EVK (2.4 GHz) evaluation kits for rapid prototyping. When designing with this part, place the input trace as a 50-ohm controlled-impedance line as short as possible from the antenna filter, and route the DC bias through an RF choke to keep bias noise off the supply rail. Decouple VCC with a 100 nF ceramic capacitor placed within 1-2 mm of the VCC pin to suppress bypass-mode switching transients. This page synthesises distributor pricing, drop-in LNA alternatives and practical PCB/power-supply design notes that go beyond the manufacturer datasheet, giving RF engineers a faster path to a working front-end.
MD7IC18120NR1 - 120W RF LDMOS Power Amplifier 1.8GHz | NXP
The NXP MD7IC18120NR1 is a 120 W RF LDMOS wideband integrated power amplifier IC designed for 1.805 GHz to 1.88 GHz operation in a TO-270 WBL-16 over-molded plastic package with flat leads. It delivers 30 W average output power in W-CDMA modulation while supporting the full 1.8 GHz cellular base-station downlink band, with 25.8 dB power gain and a single 28 V supply rail. An RF LDMOS wideband integrated power amplifier is a multi-stage transistor amplifier built using Laterally Diffused Metal-Oxide Semiconductor process technology on-chip input and output matching networks. LDMOS devices sit at the top of the RF power transistor hierarchy (LDMOS -> RF power transistor -> discrete RF semiconductor -> power amplifier IC) and dominate cellular base-station transmitter output stages because they combine high peak power, high efficiency, and excellent thermal performance under continuous-wave and digitally modulated signals. The integrated multi-stage topology eliminates the discrete RF designer's inter-stage matching burden. Key differentiating features of the MD7IC18120NR1 include integrated on-chip matching that covers 1805 to 1880 MHz without external tuning, broadband response that supports all typical cellular base-station modulation formats (GSM, EDGE, W-CDMA, LTE), high gain of 25.8 dB per stage, and an integrated ESD protection structure that improves assembly-level robustness. The TO-270 WBL-16 package is optimized for high thermal conductivity, allowing reliable operation at the 120 W peak envelope power level with appropriate external heatsinking. The MD7IC18120NR1 uses NXP's 7th-generation HV7 LDMOS process, which delivers higher breakdown voltage, better thermal conductivity, and higher peak efficiency than prior NXP generations. The on-chip matching networks use lumped LC structures tuned to the 1.8 GHz band; the device is intended for single-ended external circuitry and a 50-ohm RF chain. Designers should observe the device's stable-operation source and load impedance requirements. Typical applications include W-CDMA, LTE, and 5G NR base-station transmitter final-stage amplifiers, GSM/EDGE linear power amplifiers, RFID and industrial-scientific-medical (ISM) band power amplifiers operating near 1.8 GHz, and aerospace/defense communication links. The wide operating bandwidth also supports software-defined radio transmitter blocks. When designing with this device, ensure the heatsink provides a thermal resistance below 1.0 C/W so the junction temperature stays within the maximum rating at 30 W average W-CDMA output, and follow NXP's reference-design evaluation board layout for the TO-270 WBL-16 footprint to preserve the 50-ohm input and output impedance environment. This page synthesizes distributor pricing, parametric alternatives, application-circuit recommendations, and design notes beyond what is included in the NXP datasheet, providing practical engineering context for cellular infrastructure designers evaluating the MD7IC18120NR1.
MD7IC2012GNR1 - 1.3W W-CDMA RF LDMOS PA | NXP | 1805-2170 MHz
The NXP MD7IC2012GNR1 is a single W-CDMA RF LDMOS wideband integrated power amplifier rated for 1.3 W average output power across 1805-2170 MHz from a 28 V supply, housed in a TO-270 WB-14 GULL surface-mount package. Designed as a two-stage, on-chip matched integrated circuit, it covers all major cellular base-station modulation formats between 1.805 GHz and 2.17 GHz and operates from a 24 V to 32 V drain bias. The "G" suffix denotes the gull-wing (SMD) lead form, while the non-G MD7IC2012NR1 variant uses a straight lead. An RF power amplifier (PA) is the final active stage of a wireless transmitter chain that boosts a low-level modulated RF signal up to the radiated power level required by the link budget. LDMO S (Laterally Diffused Metal-Oxide Semiconductor) PAs are the dominant technology for sub-3 GHz macro-cell base-station transmitters because LDMOS combines high breakdown voltage, high power density, good RF efficiency, and lower cost than equivalent GaN or GaAs alternatives. In the transmitter hierarchy, this part sits below the digital baseband, the up-converting mixer, and the driver amplifier, and immediately before the isolator, filter, and antenna. Key features include 1.3 W average W-CDMA output power, 28 V typical drain bias, integrated input and output matching networks that eliminate external RF tuning, a wide instantaneous bandwidth covering 1805-2170 MHz, multi-stage topology optimized for linearity (ACLR and EVM), and built-in ESD protection. The on-chip matching simplifies the bill of materials and reduces PCB layout complexity compared to discrete LDMOS PA designs. Architecturally, the MD7IC2012N die uses two cascaded LDMOS gain stages with on-die matching, bias networks, and thermal vias to the exposed flange. The on-chip matching is engineered for the 1.8-2.2 GHz cellular bands with the appropriate harmonic terminations for W-CDMA modulation. Designers typically use it as a driver PA in picocell or small-cell base stations, or as a final stage in low-power repeaters. Typical applications include W-CDMA / UMTS / LTE picocell and femtocell base-station PA stages, 1800 MHz DCS and 1900 MHz PCS linear PA blocks, 2.1 GHz UMTS driver amplifiers, and wireless repeater or booster final amplifiers. The wide band coverage also makes it usable in multi-band repeater designs where a single PA chain serves multiple operator bands. When designing with this part, ensure the PCB thermal pad receives generous copper pour and thermal vias to keep the junction temperature below the rated maximum. Because the part is internally matched, designers should follow the reference design evaluation board layout closely - any mismatch in the output trace will degrade P1dB and ACLR. Always sequence VDD and the gate bias properly at power-up to avoid in-rush current damage to the die. This page synthesizes authorized distributor pricing, same-brand drop-in alternatives, and design guidance drawn from the manufacturer datasheet and reference evaluation board - information not collated on any single distributor or manufacturer page.
MD7IC2050NBR1 - 10W W-CDMA RF Power Amplifier 1880-2100MHz | NXP
The NXP MD7IC2050NBR1 is a 10 W average W-CDMA RF LDMOS wideband integrated power amplifier covering 1880-2100 MHz with 30.5 dB gain, housed in a TO-272 WB-14 plastic overmold package rated to 225C. It operates from a 28 V supply drawing 230 mA quiescent current and is designed with on-chip 50 ohm input matching and DC blocking to simplify transmitter PCB layout. An RF power amplifier (RF PA) is a critical component in the transmitter chain of wireless infrastructure equipment. Its role in the system hierarchy is: RF amplifier -> power amplifier -> RF front-end -> transceiver -> base station. RF PAs boost low-level modulated signals from the transceiver up to transmission power levels required by the antenna, while maintaining linearity, efficiency, and spectral mask compliance. LDMOS (laterally-diffused metal-oxide-semiconductor) has been the dominant RF power transistor technology for sub-3 GHz macrocell base stations due to its high power density, mature supply chain, and excellent ruggedness under mismatch. Key features of the MD7IC2050NBR1 include on-chip matching for both input (50 ohm, DC blocked) and output (>5 ohm), integrated quiescent current temperature compensation with enable/disable function, integrated ESD protection, and series equivalent large-signal impedance parameters documented in the manufacturer datasheet. The integrated quiescent compensation eliminates external bias circuitry drift across temperature. Technically, the device uses a multi-stage LDMOS architecture on a ceramic-thermal-path plastic package (CASE 1618-02). The TO-270 WB-14 footprint provides a low thermal resistance path for continuous 10 W average W-CDMA operation. According to the NXP datasheet, the part is characterized for both common-source S-parameters (for small-signal design) and large-signal impedance parameters (for output network matching at full power), enabling accurate harmonic-balance simulation in ADS or AWR. Typical applications include W-CDMA / UMTS macrocell base stations, picocell and femtocell transmitters, repeaters, and 1880-2100 MHz band RF power stages in distributed antenna systems. The part is well suited for line replacement of legacy two-stage discrete PA designs. When designing with the MD7IC2050NBR1, ensure adequate PCB thermal management - the 225C capable plastic package requires a proper solder footprint and heat-sinking copper area to keep junction temperature within derating limits under W-CDMA PAR of about 7-8 dB. The enable pin allows TDD or standby sequencing without cycling the 28 V rail. This page synthesizes distributor pricing, drop-in same-brand variants (MD7IC2050NR1, MD7IC2050GNR1), and practical design considerations not found in the bare manufacturer datasheet.
MD7IC2050NR1 - 10W W-CDMA RF LDMOS Amplifier | NXP 2.1GHz
The NXP MD7IC2050NR1 is a wideband integrated RF power amplifier built on LDMOS (Laterally Diffused Metal-Oxide Semiconductor) technology, delivering 10 W average output power across the 1880–2100 MHz band at 28 V supply. Housed in a 14-lead TO-270 WB-14 (TO-270-14 Variant, flat leads) surface-mount plastic package, the IC is rated for 26–32 V operation and uses on-chip input and inter-stage matching, eliminating the need for external matching networks in typical cellular base-station applications. RF power amplifiers in the LDMOS family are high-gain, high-efficiency transistors designed for the final stage of a transmitter chain, where a low-level modulated RF signal is boosted to a level suitable for radiation by the antenna. Within the wider hierarchy, the MD7IC2050NR1 sits inside the category of "integrated power amplifiers" — a semiconductor building block above discretes, below complete RF front-end modules. LDMOS has been the dominant cellular base-station PA technology since the late 1990s because it combines high RF power density, acceptable linearity for digitally modulated signals, and predictable thermal behavior in plastic packages. Key electrical characteristics include a power gain of 30.5 dB at 2.14 GHz, a typical quiescent supply current of 230 mA, and operation designed for W-CDMA / 3GPP modulated waveforms where linearity is measured as ACPR (Adjacent Channel Power Ratio). The multi-stage (two cascaded gain stages) architecture delivers usable gain from 1750 MHz up to 2050 MHz, covering all major cellular downlink bands deployed globally in the 2 GHz region. Typical application contexts are W-CDMA / 3GPP base-station driver and final PAs, multi-carrier GSM and LTE small-cell transmitters (where 10 W average corresponds to roughly 40 W peak), repeaters and boosters for in-building coverage, and defense / public-safety radio transmitters that exploit the wide instantaneous bandwidth. The TO-270 WB-14 plastic package provides a flat-lead footprint suitable for reflow mounting on ceramic or high-frequency PCB substrates. When designing with the MD7IC2050NR1, the dominant thermal envelope is the dominant constraint: at 10 W average output and roughly 35 % drain efficiency, the device must dissipate on the order of 20 W continuously. The factory PCB layout referenced in the manufacturer datasheet uses substantial copper coin or flange thermal vias to keep the junction below its 150 °C rating. Source pull / load pull characterization is recommended for production tuning.
MD7IC2250NBR1 - 5.3W W-CDMA RF LDMOS Amplifier | NXP Semiconductors
The NXP Semiconductors MD7IC2250NBR1 is a single W-CDMA RF LDMOS wideband integrated power amplifier covering 2110-2170 MHz with 5.3 W average output power, supplied from a 28 V rail. The part is housed in a 14-lead TO-272 WB-14 plastic over-mold package with on-chip matching that makes it usable across the broader 2000-2200 MHz band, and it features two RF input leads and two RF output leads for flexible PCB layout. RF LDMOS (Laterally Diffused Metal-Oxide Semiconductor) integrated power amplifiers are a class of RF power transistors in which the LDMOS die, matching networks, and bias circuitry are co-packaged into one surface-mount or through-hole flange-style module. Compared to a discrete LDMOS transistor that would require external matching, bias-tee, and harmonic filter networks, the IC form factor simplifies base-station final-stage design, reduces board area, and shortens time-to-production for cellular infrastructure such as W-CDMA, LTE, and TD-SCDMA lineups operating in the 2.1-2.2 GHz band. Key features of the MD7IC2250NBR1 include 31 dB power gain in the target band, a maximum supply voltage of 32 V, and operation from 24 V to 32 V supply rails. The device is the "NB" member of the MD7IC2250N family, which is distinct from the standard NR1 (no second-stage bypass option) and the GNR1 variant; all three share the same TO-272 WB-14 footprint for drop-in compatibility across PCB variants. The integrated design provides stable gain, high linearity, and consistent performance across frequency and temperature. From an architecture perspective, the device is a multi-stage LDMOS power amplifier with on-chip input and inter-stage matching networks. The internal matching eliminates the need for external RF chokes and DC blocks at the input, simplifying the design of the driver and pre-distortion loops used to linearize the amplifier in Doherty or conventional transmitter chains. The thermal pad of the TO-272 package is intended to be soldered to a copper heatsink or PCB ground plane for thermal dissipation, since at 5.3 W average output (and peaks well above that) the part dissipates significant power in the form of heat. Typical applications for the MD7IC2250NBR1 include W-CDMA, LTE, and TD-SCDMA base-station final-stage power amplifiers, repeater and small-cell transmitters, and general-purpose 2.1-2.2 GHz industrial amplifier chains. The on-chip matching makes it suitable for designers building multi-standard BTS line cards targeting the 2.1 GHz cellular band, including UMTS Band 1 deployments. When designing with this part, mount the TO-272 thermal pad to a substantial copper pour or external heatsink because at 5.3 W average plus output-power back-off the device dissipates 20-30 W of heat in the final stage; proper heatsinking is required to maintain junction temperature within the safe operating area. Use the recommended bias sequencing and follow the manufacturer evaluation board layout for input/output routing to preserve the integrated matching. This page synthesizes distributor pricing, drop-in alternatives drawn from the same NXP MD7IC2250 family, and practical design notes not duplicated from the manufacturer datasheet, with every figure traceable to the NXP MD7IC2250N datasheet or distributor content last verified on 2026-10-15.
MD7IC2250NR1 - 5.3W W-CDMA RF LDMOS PA, 2.1-2.2 GHz | NXP
The NXP MD7IC2250NR1 is a 5.3 W average W-CDMA RF LDMOS wideband integrated power amplifier covering 2110-2170 MHz with 31 dB power gain, housed in a 15-pin TO-270W-14 gull-wing surface-mount package and supplied from a 28 V (32 V max) rail. As a member of NXP's seventh-generation HV7IC LDMOS family, the device integrates on-chip input and output matching networks that eliminate external baluns and matching discretes, simplifying layout and shortening time-to-prototype for 2.1 GHz cellular base-station power amplifier blocks. The integrated part is specified for 5.3 W average output power under W-CDMA modulation with adjacent-channel leakage ratio (ACLR) compliance and offers typical power-added efficiency in the high-30% range. An RF LDMOS (Laterally Diffused Metal-Oxide Semiconductor) integrated power amplifier is a single-package transistor module that combines a high-power LDMOS die with internal matching and, in some variants, bias networks. Within the broader RF power taxonomy, the MD7IC2250NR1 sits at the following levels: RF power amplifier -> RF amplifier IC -> RF & wireless -> semiconductor. It is built for infrastructure rather than handset use, where the goal is to drive 5-10 W average from a 28 V supply with linearlity suitable for spectrally efficient 3G/4G modulation formats. The integrated matching network makes the part especially attractive to designers transitioning from discrete LDMOS transistors to higher-level assemblies. Key electrical features include 31 dB small-signal gain, on-chip input and output matching covering 2000-2200 MHz, integrated ESD protection, and high ruggedness for VSWR tolerance at the antenna port. The package is a thermally enhanced TO-270W-14 (also called TO-270 WB-14 GULL) with flat gull-wing leads optimized for reflow soldering and a copper flange that provides a low-resistance path to the system heatsink. Typical applications include W-CDMA / UMTS base-station power amplifiers, 2.1 GHz LTE small-cell driver stages, repeater and indoor-distribution amplifier final stages, and general-purpose 2 GHz industrial/scientific RF power blocks where integrated matching reduces design risk. Design considerations include providing adequate copper area on the PCB beneath the package flange, holding lead length below 1 mm to preserve the integrated match, and adding a small RC network on the gate bias line to suppress low-frequency oscillations in LDMOS PAs. This page synthesizes distributor pricing, parametrically similar drop-in variants from the NXP HV7IC family, and practical RF PA design notes not found in the manufacturer datasheet.
MD7IC2251NR1 - RF LDMOS Integrated Power Amplifier, 2110-2170 MHz, 12 W Avg., 28 V | NXP Semiconductors
The NXP Semiconductors MD7IC2251NR1 is a single W-CDMA RF LDMOS wideband integrated power amplifier operating in the 2110-2170 MHz band, delivering 12 W average output power from a 28 V supply in a TO-270 WB-14 (gull-wing SMD) package. The device uses an on-chip two-stage matching network that allows immediate use at UMTS/LTE base-station transmit frequencies without external matching, and its multi-stage LDMOS architecture supports all major cellular modulation formats including W-CDMA, LTE, and TD-SCDMA at carrier frequencies up to 2.17 GHz. An RF power amplifier (PA) is the final active stage in a wireless transmitter chain that boosts low-level RF signals from the transceiver/driver to the power level required to drive the antenna. PAs for cellular base stations must simultaneously deliver high linear output power, high power-added efficiency (PAE), and acceptable levels of adjacent-channel leakage ratio (ACLR) - failing in any one parameter degrades the radio link or wastes energy. The MD7IC2251NR1 is a member of the integrated RF LDMOS wideband amplifier family, a lineage of parts built on laterally diffused metal-oxide-semiconductor (LDMOS) processes that combine high RF power density with the thermal ruggedness required for continuous, in-service base-station duty. Key features include an integrated two-stage input matching network, integrated quiescent-current bias circuitry, 26-32 V supply operation, an internal ESD protection network on the gate, and a thermally enhanced TO-270 ceramic-body package designed to bolt directly to a copper heatsink or baseplate. The 28 V nominal drain bias with 26 V minimum allows operation across the full envelope of -48 V telecom input rails when used in cascade with a DC-DC converter. P1dB of 46 dBm (40 W CW equivalent) and a power gain of 29 dB at 2.14 GHz provide ample drive headroom for the 12 W average W-CDMA target. Typical applications include 2.1 GHz UMTS/LTE macro-cell base-station driver and final stages, small-cell and picocell transmit chains, single-IC RF-front-end modules for repeaters, and any 2110-2170 MHz W-CDMA/LTE transmitter power path requiring 12 W of average linear output at 28 V. The integrated matching eliminates an external LC network, simplifying PCB layout and reducing BOM cost. When designing with this amplifier, bias sequencing and heatsinking are critical: the drain must be RF-decoupled with low-ESR ceramic capacitors, and the ceramic package flange must be bolted to a thermal mass (heatsink, baseplate, or chassis) with low thermal-impedance interface material to keep the junction below the rated maximum. Do not attempt to operate at P1dB for W-CDMA without sufficient output back-off or digital predistortion (DPD) on the input - ACLR compliance demands 6-8 dB OBO at 12 W average. This page synthesizes the manufacturer's datasheet, distributor pricing, package-level drop-in alternatives and practical thermal/RF layout notes not found on a single distributor listing.
MD7IC2755GNR1 - 2.5-2.7GHz 10W WiMAX RF LDMOS PA | NXP
The NXP MD7IC2755GNR1 is a multi-stage RF LDMOS wideband integrated power amplifier designed for 2500-2700 MHz operation with 25 dB gain and 10 W average output power in a TO-270 WB-14 GULL wing surface-mount package. It operates from a 28 V supply (rated 26 to 32 V), draws 275 mA typical quiescent current, and is targeted at WiMAX and cellular base-station applications. The part is internally matched for the 2.5-2.7 GHz band, simplifying PCB integration by eliminating external matching networks. An RF LDMOS integrated power amplifier (IPA) is a multi-stage solid-state transistor IC that combines a final-stage LDMOS FET with interstage matching and bias circuitry on a single die. The LDMOS family sits within the hierarchy lateral-DMOS transistor -> power MOSFET -> discrete semiconductor -> wide-bandgap and silicon RF power device. IPAs are widely used in macro-cell base stations, small-cell radios, and broadband wireless infrastructure where linearity, gain flatness, and ruggedness into mismatched loads matter more than raw figure of merit. Key features include high gain (25 dB typical), 100% PAR-tested output power capability, symmetrical Doherty production testing, and stability into a 10:1 VSWR. The N suffix indicates the on-chip matching variant that targets 2.5-2.7 GHz cellular bands; the G-version (MD7IC2755GNR1) is the tape-and-reel packaging version. Internal ESD protection and integrated thermal management are also provided to simplify board-level design. Architecturally, the device is a two-stage cascade with on-chip input and interstage matching, characteristic of NXP's HV7IC family. The LDMOS process provides high breakdown voltage (rated to 65 V transient per datasheet) and excellent thermal conductivity. Designers benefit from reduced BOM count compared to discrete amplifier chains, while the all-spur metric (-60 dBc at 100 mW to 10 W CW) keeps spectral regrowth within typical cellular mask requirements. Typical applications include WiMAX base-station power amplifiers, LTE/3G micro-cell transmitters operating in Band 38/40, broadband wireless access repeaters, and general 2.5-2.7 GHz industrial RF transmitters. The broadband match also makes it a fit for software-defined radio platforms that retune within the 2.5-2.7 GHz envelope. Design considerations include providing a robust 28 V low-noise supply, ensuring adequate PCB thermal copper to dissipate up to 10 W of continuous RF power, and observing the moisture sensitivity level (MSL) handling guidelines for the TO-270-14 plastic overmold package. A proper sequence of gate bias and drain voltage is recommended during turn-on and turn-off to prevent parametric drift. This page synthesizes distributor pricing, drop-in package-equivalent alternatives, and practical PA design notes that are not aggregated on a single manufacturer or distributor page.
MHL19338N - PCS Band RF LDMOS Amplifier, 4W, 30dB | NXP
The NXP MHL19338N is a 4.0 W RF linear LDMOS amplifier designed for ultra-linear amplifier applications in 50-ohm systems operating in the 1900-2000 MHz PCS frequency band. Housed in a TO-272 WB-16 over-molded plastic package, this silicon FET Class A design provides 30 dB of small-signal gain, outstanding linearity, and excellent group delay and phase linearity characteristics ideal for digital modulation systems such as TDMA and CDMA. What is an RF LDMOS amplifier? LDMOS (Laterally Diffused Metal-Oxide Semiconductor) is a power FET technology optimized for RF amplification in the HF, VHF, and microwave bands. Compared to traditional silicon bipolar or GaAs devices, LDMOS combines high gain, high efficiency, and ruggedness with low memory effects, making it the dominant technology in cellular base-station power amplifiers. An 'RF linear LDMOS amplifier' specifically targets signals with amplitude modulation (such as multi-carrier W-CDMA, LTE, or CDMA) where amplitude distortion must be controlled to preserve spectral mask and ACPR performance. The MHL19338N belongs to the NXP/Freescale heritage RF power discrete family historically used in PCS/cellular infrastructure. Key differentiating specifications include 30 dB gain, 4.0 W CW output power at 1 dB compression, and a maximum supply current of 525 mA from a 26 V nominal rail. The 50-ohm input and output impedances simplify matching networks, while the maximum CW input power rating of 10 dBm protects the gate under high drive conditions. Operating temperature spans -20 C to +100 C for controlled-environment base-station deployments. The internal architecture uses a single silicon LDMOS FET die in a Class A bias configuration to maximize linearity at the expense of DC efficiency. The TO-272 WB-16 over-molded plastic body material provides a balance of thermal dissipation and manufacturability, and the device is supplied as a discrete ceramic/plastic flange-mount or leadless SMT-style RF module. Typical applications include PCS base-station driver and output stages, 1.9-2.0 GHz CDMA/TDMA repeaters, WLL (Wireless Local Loop) equipment, and low-power 1.9 GHz ISM-band transmitters. Per the manufacturer datasheet, the part was eventually replaced by MHL19338NN with 'no form, fit or function changes' - so customers qualifying new designs should consult NXP product-change notifications for current recommendations. When using this device, observe RF layout best practices: microstrip-controlled-impedance traces on the input and output, low-inductance grounding of the source leads, and adequate copper thermal spreading under the package flange. Bypass the drain supply with both 100 nF and 10 uF capacitors placed as close as possible to the device pin to prevent parametric oscillation. This page synthesizes distributor stock status, the manufacturer's archived datasheet, and drop-in alternatives (including the form-fit-function successor MHL19338NN) - practical procurement and design information not collected in a single place elsewhere.
MHL9236N - 2.5W, 30.5dB RF LDMOS Amplifier | Freescale/NXP
The Freescale/NXP MHL9236N is a cellular-band RF linear LDMOS amplifier rated for 800–960 MHz operation, 2.5 W output power, and 30.5 dB power gain, packaged in a TO-272 WB-16 ceramic/plastic over-molded module. The device is specified for 26 V supply operation and delivers outstanding linearity for CDMA, cellular TDMA, and similar ultra-linear amplifier applications in 50 ohm systems. An RF linear LDMOS amplifier is a power transistor amplifier designed to faithfully reproduce complex modulated waveforms (such as CDMA/WCDMA OFDM carriers) with minimal spectral regrowth and distortion. LDMOS (Laterally Diffused Metal-Oxide Semiconductor) is the dominant technology for cellular base-station power amplifiers because it combines high RF power density, high gain, and excellent ruggedness at relatively low cost. Within the RF power amplifier hierarchy, the MHL9236N sits between small-signal driver amplifiers and high-power (40 W+) macro-cell PAs, occupying the pico-cell / driver stage tier. Key performance features include 30.5 dB typical power gain, 2.5 W linear output power in the 800–960 MHz cellular band, and a 26 V nominal drain supply. Internally matched for 50 ohm input and output, the part reduces external matching networks to a minimum and simplifies board integration. A silicon FET Class A bias topology provides very good linearity for digital modulation formats. The TO-272 WB-16 package offers excellent thermal performance for the 2.5 W power level while remaining compact enough for driver-stage layouts. Typical applications include driver stages for cellular base-station power amplifiers, CDMA/TDMA repeaters, 900 MHz ISM-band linear power blocks, and general-purpose 800–960 MHz RF amplification where linearity is more critical than peak efficiency. The wide band also makes the MHL9236N attractive for driver duties in multi-standard BTS designs covering GSM/EDGE/UMTS front ends. When designing with the MHL9236N, observe the 26 V supply rating and provide adequate heatsinking to keep the junction temperature below the datasheet-specified maximum. Input and output 50 ohm terminations must be preserved on the PCB to retain linearity - mismatch will degrade ACPR and EVM performance. This page synthesizes distributor inventory, application guidance, and comparison with same-package RF drivers not found in the manufacturer datasheet itself.
MHPA19010N - PCS Band 10W 24.5dB LDMOS RF Amplifier | NXP
The NXP MHPA19010N (originally Freescale Semiconductor) is a 1930-1990 MHz PCS band RF linear LDMOS amplifier designed for Class AB amplifier applications in 50 ohm systems. The device delivers 10 W of RF output power with 24.5 dB typical power gain, making it suitable for base station and repeater transmitter stages operating in the 1.96 GHz personal communications services band. It is housed in a metal-flanged ceramic package (Case 301AP-02) optimized for high-power RF conduction. An LDMOS (Laterally Diffused Metal Oxide Semiconductor) RF power amplifier is a specialized power transistor technology optimized for high-frequency, high-power RF signal amplification. LDMOS devices sit within the broader hierarchy of RF power transistors, which also includes GaN HEMT, Si BJT, and SiGe HBT technologies. LDMOS dominates cellular base-station transmit (PA) chains below ~3 GHz because it combines high RF output power, good linearity, cost-effective silicon processing, and excellent ruggedness into a single robust device. Within a base-station RF front-end, the LDMOS PA sits after the digital predistortion (DPD) feedback path and before the duplexer and antenna. Key features include 24.5 dB typical gain, high linearity for CDMA/IS-95 and TDMA digital modulation formats, excellent group-delay and phase-linearity characteristics, and internal input/output matching for 50 ohm systems. The silicon FET design provides ruggedness against load mismatches, and the device operates from a single 28 V DC supply typical of cellular infrastructure rails. The MHPA19010N uses NXP's high-voltage silicon LDMOS process. The technology provides high breakdown voltage, low thermal resistance through the ceramic-metal flange, and stable gain across the PCS band. The integrated matching networks eliminate the need for external baluns, simplifying PCB layout while maintaining the high Q required for 10 W linear output. Typical applications include PCS 1.9 GHz base-station power amplifiers, CDMA/TDMA microcell and picocell transmitters, RF repeater output stages, and in-building distributed antenna system (DAS) head-end drivers. The part is particularly suited to systems using pilot, sync, paging, and traffic channel coding such as IS-95. When designing with this device, ensure adequate thermal management - the metal flange must be bolted to a heatsink with thermal compound, and the 28 V supply should include proper RF chokes and bypass capacitance to prevent feedback oscillation. According to NXP documentation, the recommended replacement is the MHV5IC2215NR2 for new designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer datasheet alone.
MMA20312BT1 - 2-Stage InGaP HBT Linear Amplifier, 1.8-2.2 GHz | NXP
The NXP MMA20312BT1 is a 2-stage, high-efficiency, Class AB InGaP Heterojunction Bipolar Transistor (HBT) linear amplifier covering the 1800-2200 MHz band, with 27.2 dB small-signal gain and +30.5 dBm (approximately 1.1 W) saturated output power, housed in a 12-pin 3x3 mm QFN package with an exposed thermal pad. An RF linear amplifier is a power-amplifier class that simultaneously delivers usable gain across a defined frequency band while preserving modulation fidelity (low ACLR and EVM) for complex digital waveforms such as LTE, UMTS, TD-SCDMA and PCS. As a member of the broader RF power amplifier (RF PA) family, which sits between driver amplifiers and final-stage PAs in the transmitter chain, the InGaP HBT process used here provides high power-added efficiency (PAE) and excellent thermal robustness versus older GaAs MESFET designs. Key features of the MMA20312BT1 include 27.2 dB gain across 1800-2200 MHz, +30.5 dBm P1dB output, single 5V rail with internal matching, integrated active bias network, and an exposed-pad QFN-12 (3x3 mm) package that lowers thermal resistance (theta_JC) to roughly 10 C/W and simplifies PCB layout. The 2-stage cascade topology minimizes external component count while providing enough gain to be driven directly from a transceiver output. The architecture is a 2-stage Class AB InGaP HBT cascade with internal 50-ohm matching networks on input and output. Each HBT stage is biased by an on-chip active bias circuit that compensates for temperature and process variations, holding quiescent current stable over -40 C to +85 C. The exposed-pad QFN package provides a low-inductance ground and a low-thermal-impedance path to the PCB copper pour. Typical applications include driver amplifiers in macro-cell wireless base stations, output stages in femtocells, indoor repeaters and small-cell remote radio heads, and final-stage PAs in 2.1 GHz / TD-SCDMA / UMTS customer-premises equipment. The +30.5 dBm output makes it well suited where the next stage is a higher-power LDMOS final PA or where a small cell is built without a final PA at all. When designing with this part, ensure the 5V supply is well decoupled and that the exposed pad has a continuous ground pour with multiple thermal vias; current draw is approximately 70 mA. Match the input/output traces to 50 ohm controlled-impedance PCB material and follow the reference layout in the manufacturer evaluation board to avoid gain ripple outside the 1.8-2.2 GHz band. This page synthesizes distributor pricing, drop-in alternatives drawn from the NXP MMA20312 product family, and practical RF design notes that complement (but do not replace) the manufacturer datasheet.
MMA25312BT1 - 2.3-2.7 GHz 26 dB InGaP HBT Driver Amplifier | NXP
The NXP Semiconductors MMA25312BT1 is a 2-stage high-efficiency InGaP HBT (Heterojunction Bipolar Transistor) driver amplifier delivering 26 dB small-signal gain and 31 dBm saturated output power across the 2300-2700 MHz band. Housed in a 12-pin QFN package with exposed pad, this linear amplifier targets 2.4 GHz ISM, WLAN (802.11g), WiMAX (802.16e) and broadband mesh network infrastructure where the 31 dBm (P1dB-class) output drives final-stage power amplifiers while preserving EVM and ACPR linearity. An InGaP HBT driver amplifier is a specialized RF power transistor in which Indium-Gallium-Phosphide provides both high electron mobility and a wide bandgap, enabling high breakdown voltage together with low-noise, high-linearity operation up to multi-gigahertz frequencies. Within the larger RF amplifier taxonomy (driver amplifier → power amplifier → RF frontend IC → RF transceiver), this device sits between the transceiver/up-converter and the final PA stage, boosting intermediate power levels while keeping the distortion budget intact for spectrally efficient OFDM/QAM waveforms. Headline electrical parameters include 26 dB linear gain flatness across the operating band, P1dB output of approximately 31 dBm (~1.25 W), bias current around 124 mA from a 3-5 V supply, and a noise figure of 3.8 dB at 2.5 GHz. The two-stage InGaP HBT topology provides high efficiency at backed-off output levels characteristic of linear modulation formats. Internal matching reduces external component count, and the 12-QFN exposed pad provides a low-inductance thermal path that is essential for dissipation at multi-hundred-mW output power levels. The architecture uses NXP's mature GaAs-based InGaP HBT process, optimized for high linearity at the 2.4 GHz Wi-Fi/WiMAX band. Two cascaded gain stages share biasing networks designed for thermal stability across the -40 °C to +85 °C operating range. Quiescent biasing can be set with a simple external reference, and the broadband match allows a single part to cover the entire 2.3-2.7 GHz spectrum without retuning, simplifying multi-band radio design. Typical applications include driver stages for 2.3-2.7 GHz WiMAX and Wi-Fi power amplifiers, cellular base-station driver gain blocks, fixed-wireless broadband terminal equipment, and mesh-network CPE radios. In each case the part replaces a discrete two-transistor cascade with a single matched MMIC, saving PCB area and design time while providing repeatable RF performance across production lots. When designing in this part, ensure the exposed pad is soldered to a continuous ground/thermal copper pour of at least 25 mm²; inadequate thermal management will shift gain and bias point as the die heats up. Output matching is generally provided internally, but a simple external harmonic-rejection low-pass network on the output is recommended to meet regulatory spurious emissions on transmit. This page synthesizes datasheet parameters, drop-in alternative recommendations from cross-reference databases, and practical design notes that complement the NXP datasheet.
MMG20271HT1 - 1.5-2.7 GHz E-pHEMT LNA/GPA, 16 dB Gain, 27.5 dBm | NXP
The NXP MMG20271HT1 is a high dynamic range, single-stage, low noise amplifier MMIC built on Enhancement Mode pHEMT (E-pHEMT) technology, delivering 16 dB small-signal gain, 27.5 dBm P1dB output power, and high OIP3 across 1500 MHz to 2700 MHz, housed in a 12-pin QFN 3x3 mm standard plastic package. An LNA (Low Noise Amplifier) is the first gain stage in a wireless receiver chain whose primary job is to add gain while adding as little noise as possible so that the downstream mixer and ADC see an elevated signal above their noise floor. The MMG20271HT1 doubles as a General Purpose Amplifier (GPA) and as a driver amplifier in the transmit chain, and is one of a broader taxonomy of RF MMICs that includes LNAs, gain blocks, driver amplifiers, and power amplifiers - all members of the integrated RF amplifier family used inside modern wireless front-ends. Key differentiating features include a low noise figure (typical NF around 1.5 dB at mid-band), high linearity (output IP3 in the +38 dBm region) enabling it to handle W-CDMA, LTE, and TD-SCDMA signals with large peak-to-average ratios, integrated 50-ohm matching on input and output, and a single +5 V supply rail. The QFN 3x3 package provides a low-inductance ground path and excellent thermal dissipation for the small plastic outline. From an architecture standpoint, the E-pHEMT process combines the high electron mobility of GaAs with an enhancement-mode gate structure that simplifies biasing by removing the need for negative gate voltages. On-chip bias regulation and active biasing compensate for temperature and process variation, giving stable quiescent current over -40C to +85C operation. Typical applications include cellular base station receiver LNA front-ends (Cellular 1.7-2.0 GHz, PCS 1.85-1.99 GHz, LTE bands), TD-SCDMA and W-CDMA driver stages, WLAN 2.4 GHz ISM front-ends, and repeater / DAS gain blocks. It can be used as a driver before a higher-power PA, or as a second-stage LNA behind an external filter. A key design consideration is that the MMG20271HT1 must be biased from +5 V through an external RF choke or bias-tee network on both RF pins, with DC-blocking capacitors on the RF signal paths. Adequate ground vias under the exposed pad are essential for stable operation and thermal performance.