MOSFETs
Productos (1294)
MRFE6S9046GNR1 - 35.5W 960MHz 28V RF Power MOSFET | NXP
The NXP (formerly Freescale) MRFE6S9046GNR1 is a 35.5 W CW, 28 V, N-channel enhancement-mode lateral RF power MOSFET designed for 920-960 MHz GSM and GSM EDGE base station amplifier applications, housed in a TO-270 WB-4 plastic overmolded package (Case 1486-03, Style 1). The device delivers 19 dB power gain at 960 MHz and is rated for operation from a 28 V supply, supporting both CW and pulsed RF waveforms up to the 960 MHz upper band edge. A lateral MOSFET is a type of power MOSFET whose active current flow is parallel to the silicon surface rather than vertical. This lateral geometry gives RF designers lower parasitic capacitance, higher transition frequency (fT), and better thermal uniformity across the die than vertical double-diffused (DMOS) parts, making lateral MOSFETs the dominant choice for VHF/UHF/L-band RF power stages up to about 2 GHz. Within NXP's RF power portfolio, lateral MOSFETs sit between small-signal GaAs FETs and high-power GaN HEMTs in the cost-vs-performance curve. Key features include 35.5 W CW output power, 19 dB power gain, a typical 33 percent drain efficiency under N-CDMA drive, and integrated ESD protection on the gate. The TO-270 WB-4 package provides a low-inductance ceramic body with a copper flange, achieving a thermal resistance on the order of 0.4 C/W that allows continuous CW operation without external heatsinking beyond a standard PCB thermal land. The MRFE6S9046GNR1 uses NXP's HV6E (high-voltage 6th-generation enhancement-mode) lateral process, which integrates the matching network onto a glass-passivated die for reliability under GSM EDGE bias profiles. The plastic overmold maintains the same electrical footprint as the older ceramic MRF9045 family while providing lower manufacturing cost and easier SMT assembly. Typical applications include 900 MHz GSM and GSM EDGE macro-cell base station final-stage amplifiers, CDMA repeater power stages, and multicarrier amplifier (MCPA) modules for cellular infrastructure. The same die is also suitable for industrial RF heating and ISM-band pulse applications where the 28 V bias and high gain reduce driver-chain complexity. When designing with the MRFE6S9046GNR1, ensure the gate bias is sequenced after the drain supply to avoid spurious turn-on, and keep the input lead length below 5 mm to preserve the 19 dB gain figure. Use double-sided PCB copper (>= 1 oz) tied to the source leads for lowest thermal impedance. This page synthesizes NXP datasheet parameters, drop-in alternative MPNs, and PCB layout guidance not consolidated in a single manufacturer document.
MRFE6S9046NR1 - 45W RF Power MOSFET 920-960 MHz | NXP
The NXP MRFE6S9046NR1 is an N-channel enhancement-mode lateral RF power MOSFET designed for GSM and GSM EDGE base station applications in the 920-960 MHz band, delivering 35.5 W CW output power at 28 V, housed in a TO-270 WB-4 plastic over-molded ceramic package (CASE 1486-03, Style 1). It provides 19 dB typical power gain at 960 MHz, 300 mA quiescent bias current, and is also suitable for CDMA and multicarrier amplifier applications. The part is rated for 66 V drain-to-source breakdown and operates as an HV6E-class LDMOS FET. An RF power MOSFET in the LDMOS (Laterally Diffused Metal-Oxide Semiconductor) family is a specialized transistor optimized for high-frequency, high-power amplification. Unlike small-signal MOSFETs used for logic or analog signal processing, RF power LDMOS devices combine high breakdown voltage, high gain, and good thermal performance in a single ceramic package designed to be bolted to a heatsink. Within the broader taxonomy, an LDMOS is a power MOSFET, a discrete semiconductor, and ultimately an electronic component; it sits in the same engineering family as laterally-diffused RF devices from Ampleon, ST, and Infineon but is distinguished by its heritage as a Freescale/NXP part developed for cellular infrastructure. Key features of the MRFE6S9046NR1 include 35.5 W CW output power at P1dB compression (typical), 19 dB small-signal gain at 960 MHz, 28 V nominal drain supply, integrated electrostatic discharge (ESD) protection, and a thermally-enhanced TO-270-4 ceramic/overmold package. The device uses a single-ended common-source configuration with a gate bias range suitable for class AB operation, and is rated for operation from a 28 V DC supply commonly found in cellular base-station power amplifiers. Its internal matching simplifies PCB integration in Doherty and push-pull topologies. Typical applications include GSM/EDGE cellular base-station power amplifiers in the 900 MHz band, CDMA and multicarrier amplifier final stages, RF power boosters for industrial heating, and continuous-wave (CW) ISM-band transmitters in the 920-960 MHz range. Designers select this part when the application requires high gain and ruggedness at moderate CW power levels. When designing with this device, ensure the drain supply is well-bypassed with low-ESR capacitors close to the package leads, and that the heatsink compound and mounting torque follow the manufacturer recommendations. Gate bias sequencing should be applied before drain voltage to prevent uncontrolled current surges.
MRFE6S9135HR3 - 135W 900MHz RF Power LDMOS | NXP | NI-880H-2L
The NXP MRFE6S9135HR3 is a 135 W RF power N-channel enhancement-mode lateral MOSFET (LDMOS) designed for broadband commercial and industrial applications with frequencies up to 1000 MHz, packaged in the NI-880H-2L ceramic flanged package. It features 39 W output power, 21 dB power gain, and 28 V typical operating voltage optimized for 900 MHz band RF amplification. What is an RF power LDMOS transistor? An LDMOS (Laterally Diffused Metal-Oxide Semiconductor) is a specialized power transistor architecture optimized for RF and microwave amplification. It sits within the broader hierarchy: LDMOS -> RF power MOSFET -> power transistor -> discrete semiconductor. Compared to bipolar RF transistors, LDMOS parts offer higher gain, better thermal stability, and superior ruggedness under load mismatch conditions, making them the dominant technology in cellular base station power amplifiers from 700 MHz to 3 GHz. Key features include 21 dB typical power gain at 940 MHz, a high drain efficiency of 63.3% under specified test conditions, and integrated ESD protection rated Class II (HBM), Class A (MM), and Class IV (CDM) per JEDEC standards. The device supports broadband operation from 1 MHz to 1000 MHz, enabling a single part to cover multiple cellular and industrial frequency bands. The NI-880H-2L package provides a low-thermal-resistance ceramic flange that bolts directly to a heatsink, allowing continuous 135 W operation without additional cooling. Architecturally, this device uses NXP's advanced high-voltage LDMOS process with a drain-source breakdown voltage of 66 V (rated), gate-source breakdown voltage, and a thermally-enhanced Ni-plated ceramic flange package. The lateral structure provides a low-feedback capacitance and excellent phase linearity, which is critical for Doherty and linear amplifier architectures used in modern wireless infrastructure. Typical applications include GSM, EDGE, W-CDMA, and LTE base station power amplifiers in the 900 MHz cellular band (specifically the 925-960 MHz range), industrial RF heating, and broadband laboratory RF amplifiers. The wideband capability also supports multi-band repeater and cognitive-radio front-end designs. When designing with this part, follow the manufacturer-recommended reference design for the target frequency and ensure the heatsink thermal design maintains the case temperature within the specified derating curve. Always include a DC-blocking capacitor at the input and output RF paths plus an RF choke on the drain, and respect the load-mismatch tolerance (typically 10:1 VSWR) to maintain long-term reliability.
MRFE6S9135HR5 - 39W 940MHz RF Power LDMOS Transistor | NXP
The NXP MRFE6S9135HR5 is a 39W RF power LDMOS transistor optimized for 940 MHz industrial, scientific, and medical (ISM) applications, housed in the NI-880H-2L ceramic package. According to NXP datasheet, the device delivers 21 dB typical power gain at 940 MHz when tested at 28 V VDD with 1 A quiescent bias, supporting broadband commercial and industrial amplifier designs up to 1000 MHz. What is an LDMOS RF Power Transistor: an LDMOS (Laterally Diffused Metal-Oxide-Semiconductor) transistor is a power-device architecture engineered specifically for high-frequency RF amplification. It sits within the broader taxonomy: RF power transistor -> discrete semiconductor -> RF power amplifier building block. Compared to bipolar RF power transistors, LDMOS offers higher gain, better thermal stability, simpler single-polarity biasing, and superior ruggedness under mismatch, which is why it dominates cellular base-station PA and high-power ISM transmitter designs. Key features include a 66 V drain-source voltage rating, 21 dB typical gain at 940 MHz, high efficiency and broadband operation, integrated ESD protection, and a thermally enhanced NI-880 ceramic flange package with bolt-down mounting. The Ni-880 footprint exposes the die flange directly to the heatsink, achieving very low thermal resistance for sustained CW operation. Internal matching on input and output simplifies board-level design while still permitting external matching network optimization for the 900-1000 MHz band. The MRFE6S9135HR5 uses NXP's sixth-generation high-voltage LDMOS process, providing excellent gain flatness across the 900-1000 MHz operating band and robust tolerance to load VSWR. The device is characterized for both pulsed and CW operation, making it flexible for radar, Class A/AB amplifier stages, and digital video broadcast transmitters. Designers value the predictable large-signal performance, which simplifies the gain and efficiency trade-off in the output stage. Typical applications include RFID reader transmitters, UHF digital TV exciters, industrial heating RF generators, scientific particle accelerator drivers, medical RF ablation equipment, and avionics/ATC transponder drivers. The 940 MHz band also covers license-free ISM equipment used in material processing and plasma generation. When designing with this part, ensure proper RF bypassing on the drain bias line with 100 ohm ferrite beads and 100 nF / 10 uF decoupling. Use a bolted copper or aluminum heatsink with thermal compound; do not rely on PCB copper alone for continuous 39W dissipation. This page synthesizes NXP datasheet specifications, distributor pricing, NI-880 footprint-compatible drop-in alternatives, and RF amplifier design notes not consolidated in the manufacturer datasheet alone.
MRFE6S9135HSR3 - 940MHz 39W RF Power LDMOS MOSFET | NXP
The NXP (formerly Freescale) MRFE6S9135HSR3 is a 940 MHz, 39 W average, 28 V single W-CDMA lateral N-channel RF power MOSFET housed in the NI-880S ceramic package (CASE 465B-03, STYLE 1). Designed for broadband commercial and industrial applications up to 1000 MHz, the device delivers 21 dB power gain at 940 MHz with 39 W average output power under W-CDMA modulation, making it suitable for cellular base-station power amplifier stages. The Suffix "S" denotes the straight-lead pin variant of the NI-880 package, while the "R3" indicates a 250-unit tape-and-reel packing option. RF power MOSFETs (also called RF LDMOS - Laterally Diffused Metal-Oxide Semiconductor) are specialized power transistors engineered to deliver high RF output power at frequencies from HF through ~2 GHz with high gain and efficiency. LDMOS sits within the broader power MOSFET family but uses a laterally diffused drain structure that provides higher breakdown voltage, better thermal performance, and superior RF gain compared to standard vertical MOSFETs. In the system hierarchy, an RF LDMOS sits inside the power amplifier (PA) stage, which is itself part of the RF front-end module of a wireless base station. Key features include a 21 dB power gain at 940 MHz, 28 V typical drain bias operation, single W-CDMA waveform capability, integrated electrostatic discharge (ESD) protection, and a high ruggedness profile for VSWR mismatched loads. The device is characterized for both CW and pulsed single-carrier W-CDMA waveforms, with peak envelope power (PEP) ratings supporting multi-carrier GSM and LTE-like signals when properly tuned. The MRFE6S9135HSR3 is internally matched and uses a lateral N-channel enhancement-mode structure fabricated on a high-resistivity silicon substrate. The NI-880S ceramic package provides low thermal resistance (θJC) and excellent RF grounding through its ceramic body and straight leads, which are preferred for high-frequency PCB land patterns when lead inductance must be minimized. Typical applications include W-CDMA base-station power amplifiers at 900 MHz band, industrial RF heating at 915/940 MHz, RFID readers, and broadband general-purpose RF amplification. Designers choose this part when they need a proven, high-volume production LDMOS for sub-1 GHz base-station PAs. Designers must provide adequate RF decoupling on the drain and gate bias feeds, maintain the drain-source voltage below the absolute maximum rating, and use a properly matched output network. Thermal management via the package mounting flange is critical because the NI-880S package is designed to be bolted directly to a heatsink with a thin layer of thermal compound. This page synthesizes distributor pricing, drop-in same-package variants, and practical RF PCB design guidance not found in the standalone NXP datasheet, helping engineers evaluate the MRFE6S9135HSR3 for new and retrofit amplifier designs.
MRFE6S9160HR3 - 35W, 880MHz RF Power MOSFET | NXP
The NXP MRFE6S9160HR3 is a 35 W average, 28 V, single N-CDMA lateral N-channel RF power MOSFET designed for base-station power amplifiers covering 865 to 960 MHz. It is offered in the NI-780H-2L ceramic/metal air-cavity package and provides roughly 21 dB of power gain at 880 MHz under the standard NXP test conditions, making it a workhorse driver/final-stage device for cellular infrastructure. An RF power MOSFET is a lateral MOSFET optimized to deliver high RF output power at high efficiency into a 50 ohm load, typically used as the final amplification stage in a transmitter chain. The MRFE6S9160HR3 belongs to NXP's HV6E family of laterally-diffused metal-oxide-semiconductor RF devices, which occupy the hierarchy: RF power MOSFET -> RF power transistor -> discrete semiconductor -> amplifier building block. The lateral architecture gives excellent thermal conductivity between the active silicon and the package flange, enabling reliable high-power pulsed operation such as the N-CDMA and GSM/EDGE waveforms used in 900 MHz cellular base stations. Key datasheet characteristics include 35 W average output power at 880 MHz (VDD = 28 V), 21 dB small-signal power gain, drain efficiency above 32 percent in N-CDMA, and operation across 865-960 MHz. The device is also qualified for multicarrier amplifier (MCPA) applications where multiple modulated carriers share a single final stage. Built-in ESD protection and a high breakdown voltage simplify base-station final-stage design and reduce tuning iterations during prototype bring-up. Architecture-wise, the MRFE6S9160HR3 is built on NXP's HV6E laterally-diffused process, which delivers a high breakdown voltage suitable for 28 V operation while still supporting broadband RF performance. The NI-780H-2L package provides a low-inductance flange-ground lead, two RF leads for input and output, and a drain lead that is decoupled through the supply feed. Reference designs from NXP show this part delivering typical CW P1dB in the 55-80 W range and an internally-matched input that requires only a small matching network on the demonstration PCB. Typical applications include 900 MHz GSM/EDGE base-station power amplifiers, N-CDMA repeaters, multicarrier power amplifier (MCPA) modules for cellular infrastructure, and RFID or industrial-scientific RF links in the 865-960 MHz band. The combination of high gain and ruggedness also suits driver stages for higher-power LDMOS finals in similar frequency bands. Designers should follow NXP's evaluation PCB layout, provide a minimum load VSWR protection loop, and consider a small gate-bias sequencing circuit to keep the part in safe bias during RF ramp-up.
MRFE6S9160HSR3 - 160W RF Power LDMOS 880MHz | NXP
The NXP MRFE6S9160HSR3 is a 28V, 160W peak RF power lateral N-channel enhancement-mode LDMOS transistor designed for 865-960 MHz base station applications. Housed in the NI-780S (NI780HS) ceramic package, it delivers 21 dB power gain and 31% drain efficiency at 880 MHz under single-carrier N-CDMA drive to 35 W average output power. The device is the higher-tape-and-reel (R3) variant of the MRFE6S9160H family. An RF power LDMOS (Laterally Diffused Metal-Oxide Semiconductor) transistor is a specialized power MOSFET optimized for high-frequency, high-power amplification. RF power transistors sit within the power semiconductor taxonomy: LDMOS -> power MOSFET -> discrete transistor -> power semiconductor. They are the dominant technology for cellular base-station power amplifiers below 3 GHz, displacing older silicon bipolar and GaAs parts because of high gain, high efficiency, and outstanding ruggedness into VSWR mismatched loads. Key features include broadband operation across 865-960 MHz covering GSM, GSM EDGE, and N-CDMA bands, integrated ESD protection, and enhanced thermal conduction via the NI-780S flange. The device is specified for a VDD of 28 V, IDQ of 1200 mA, and IS-95 CDMA drive at 9.8 dB PAR. ACPR is -46.8 dBc at 750 kHz offset, enabling multicarrier amplifier compliance with 3GPP spectral mask requirements. The MRFE6S9160HSR3 uses NXP's 6th-generation high-voltage LDMOS (HV6E) process, which provides a 66V drain-source voltage rating and tight threshold control for repeatable class-AB biasing. Internal input matching simplifies PCB layout and reduces external component count. Compared to the older MRF6S9100H family, HV6E offers higher gain, better efficiency, and integrated ESD that protects the die during handling and assembly. Typical applications include single-carrier and multicarrier N-CDMA driver or final-stage amplifiers in 900 MHz GSM/EDGE base stations, public-safety repeaters, and industrial RF heating at sub-GHz frequencies. The NI-780S bolted-flange package allows direct mounting to a heatsink for continuous-wave operation. As of 2026-10-16, distributor pricing is available from Mouser and NXP direct. When designing with this part, mount the flange to a flat heatsink with thermal compound, ensure source grounding on both the lead and the mounting flange, and stabilize VDD with low-ESR bulk and decoupling capacitors. Operate within the SOA at all temperatures and respect the 1.2 A IDQ bias envelope. This page synthesizes distributor pricing, drop-in alternatives, and design notes not found in the manufacturer datasheet alone.
MRFE6S9200HR3 - 880MHz 58W RF Power LDMOS | NXP
The NXP MRFE6S9200HR3 is an N-channel enhancement-mode lateral MOSFET (LDMOS) RF power transistor rated for 880 MHz operation, delivering 58 W average output power in single-W-CDMA base-station applications from a 28 V supply. Housed in the NI-880H-2L ceramic air-cavity package, it provides 21 dB gain at 880 MHz and is designed for broadband commercial and industrial use up to 1000 MHz. The device is tested under 1.4 A quiescent bias with a 28 V drain supply, producing the 58 W P1dB-class output used in final-stage Doherty and push-pull amplifier chains. An RF power LDMOS (Laterally Diffused Metal-Oxide Semiconductor) is a transistor technology optimized for high-power, high-frequency amplification. LDMOS sits in the broader taxonomy of power MOSFET -> discrete semiconductor -> RF transistor -> RF power amplifier device. Compared with bipolar power transistors, LDMOS offers higher gain, better thermal stability, easier broadband matching, and superior robustness into severe output mismatches (high VSWR), making it the workhorse technology for cellular base-station power amplifiers since the 1990s. Key features include a 66 V drain-source voltage rating, 21 dB typical power gain, broadband response from HF through 1000 MHz, and an integrated ceramic NI-880H-2L flange package that bolts directly to a heatsink. The transistor's lateral structure minimizes parasitic feedback and supports high-efficiency Class AB, Class C, and Doherty amplifier implementations. Its 50 V gate breakdown and enhancement-mode threshold simplify bias network design. Architecturally, the MRFE6S9200HR3 employs NXP's HV6E LDMOS process with a thin epitaxial drift region to balance breakdown voltage and on-resistance. This produces high drain efficiency (typically 30-35% in W-CDMA) and excellent linearity under digital modulation. The ceramic NI-880H package uses a direct copper-bonded flange with low thermal resistance, enabling continuous-wave and pulsed operation at full rated power. Typical applications include 900 MHz GSM/EDGE and W-CDMA base-station final-stage power amplifiers, UHF TV transmitters, industrial RF heating, and military/aerospace L-band and UHF links. It is also widely deployed in two-way land-mobile radios and digital broadcast boosters operating in the 700-1000 MHz range. When designing with the MRFE6S9200HR3, ensure the heatsink thermal design keeps junction below 200C at full power, and verify gate bias sequencing to avoid thermal runaway during turn-on. Source impedance matching at the fundamental and second harmonic is critical for adjacent-channel leakage ratio (ACLR) compliance in W-CDMA. This page synthesizes distributor stock, application-circuit guidance, and same-package drop-in alternatives sourced from NXP cross-reference documentation - information not found in the manufacturer datasheet alone.
MRFE6S9201HSR5 - 40W 880MHz RF Power LDMOS NI-780S | NXP
The NXP MRFE6S9201HSR5 is a 40W N-channel enhancement-mode lateral MOSFET (LDMOS) designed for broadband commercial and industrial RF power amplifier applications at frequencies up to 1000 MHz, with a typical operating point of 28V and 880 MHz delivering 20.8 dB gain. Housed in the NI-780S ceramic package, this RF power transistor is rated for 28V operation with a maximum drain-source voltage of 66V and supports an output power of 40W. A lateral double-diffused MOSFET (LDMOS) is a specialized power transistor architecture optimized for RF amplification in the HF to UHF range (typically 1 MHz to 2 GHz). LDMOS technology dominates the cellular base-station transmitter market because it offers high power density, high efficiency, excellent thermal performance, and lower cost per watt than competing bipolar or GaAs technologies. Positioned in the hierarchy: RF power transistor -> RF power MOSFET -> LDMOS -> discrete semiconductor, this category is essential for transmitting high-power RF signals with minimal distortion. Key features include a 28V nominal drain supply, 1.4 A typical quiescent current, 880 MHz typical operating frequency, 20.8 dB power gain at rated output, and a 66V maximum drain-source voltage rating. The NI-780S ceramic package provides excellent thermal conductivity and is designed for high-power RF performance with internal matching networks that simplify PCB integration at UHF frequencies. Technically, the MRFE6S9201HSR5 uses NXP's advanced HV6E LDMOS process technology, which delivers high breakdown voltage, high gain across the UHF band, and superior ruggedness under mismatched load conditions. The lateral structure provides low parasitic capacitance and excellent thermal coupling to the ceramic flange, enabling continuous-wave (CW) operation at rated power. Typical applications include GSM/EDGE base-station power amplifiers, UHF television transmitters, industrial RF heating, scientific RF generators, and two-way land-mobile radio base stations. The 880 MHz target frequency and broadband capability suit cellular infrastructure repeaters and ISM-band power amplifiers. When designing with this part, ensure the heatsink is properly torqued to the ceramic flange and that the DC blocking and bypass network follows the reference design in the NXP datasheet. Mismatched loads above 10:1 VSWR can damage the device; an isolator or output coupler is recommended in production systems. This page synthesizes NXP datasheet parameters, distributor pricing, and drop-in alternative notes not consolidated in the manufacturer datasheet alone.
MRFE6VP61K25NR6 - 1250W LDMOS RF Power Transistor, 1.8-600 MHz | NXP
The NXP MRFE6VP61K25NR6 is a wideband RF power LDMOS transistor rated for 1250 W CW output from 1.8 to 600 MHz at 50 V, housed in the OM-1230-4L (NI-1230) ceramic air-cavity package. It is a high-ruggedness N-channel enhancement-mode lateral MOSFET whose unmatched input and output design allows the same part to cover HF, VHF, and low-UHF bands without board-level retuning, with typical power gain of 23 dB at 230 MHz per the NXP datasheet. An RF power LDMOS (Laterally Diffused Metal-Oxide Semiconductor) transistor is a type of power MOSFET optimized for high-frequency, high-power amplification in the megahertz to gigahertz range. LDMOS technology combines the high breakdown voltage of a laterally diffused drift region with a low on-resistance MOSFET channel, enabling high output power, good thermal performance, and excellent broadband gain. These devices sit in the broader RF power amplifier hierarchy that includes GaN HEMTs (for higher frequencies and efficiencies) and bipolar RF transistors (legacy VHF designs). LDMOS dominates industrial, broadcast, and mobile-radio applications up through 1 GHz because of its ruggedness and cost structure. The MRFE6VP61K25NR6 specifically offers 23 dB typical gain at 230 MHz, 50 V drain operation, 100 mA quiescent bias current reference, and is rated for high VSWR loads typical of industrial RF generators. These specifications make the part well-suited for applications where the load can be unpredictable - such as plasma generators, MRI RF amplifiers, and CO2 laser exciters - because the device is designed to survive severe mismatch without destruction. Typical applications include industrial RF plasma generators, broadcast FM and VHF transmitters, mobile radio base-station power amplifiers, MRI medical imaging, CO2 laser RF exciters, and aerospace HF/VHF power blocks. In each case the wide 1.8 to 600 MHz bandwidth allows one amplifier design to cover multiple bands without component swaps, simplifying inventory and supporting multi-standard platforms. When designing with this device, pay close attention to DC bias sequencing, gate protection, and thermal management. The OM-1230-4L package requires a properly formed copper or brass heatsink flange; air-only cooling is normally insufficient at full 1250 W CW output. Use NXP's reference evaluation boards and application notes to verify the matching network and harmonic-filter strategy for the target frequency band.
MRFE6VP6300HSR3 - 300W 50V RF Power MOSFET NI-780S-4L | NXP
The NXP MRFE6VP6300HSR3 is a 300 W, 50 V lateral N-channel broadband RF power MOSFET designed for high-VSWR industrial, broadcast, aerospace, and land-mobile applications. It operates from 1.8 MHz to 600 MHz with 26.5 dB gain at 230 MHz, housed in the NI-780S-4L ceramic/AC4 surface-mount package, and is capable of 65:1 VSWR load-mismatch tolerance at 50 V, 230 MHz, all phase angles. A RF power MOSFET is a specialized lateral field-effect transistor optimized for high-frequency, high-power amplification. It sits within the RF semiconductor taxonomy: RF power MOSFET -> power MOSFET -> discrete MOSFET -> semiconductor. The lateral structure differs from vertical DMOS by offering lower feedback capacitance and higher breakdown ruggedness, which is essential when the output matching network can briefly reflect high VSWR during antenna faults, antenna tuning, or plasma-generator load transients. Compared to bipolar RF transistors, lateral MOSFETs provide higher gain, simpler biasing (gate voltage rather than base current), and superior thermal-cycling endurance. Key features include 300 W CW and 300 W pulsed output (20% duty, 100 us), high ruggedness for laser/plasma exciters, unmatched wide-band input/output for 1.8-600 MHz use, and an integrated electrostatic-discharge protection network on the gate. The device is rated to a maximum drain-source voltage of 50 V and uses enhancement-mode N-channel construction, meaning it is normally off and requires a positive gate threshold to conduct. Architecturally, the MRFE6VP6300HSR3 uses NXP's later-generation HV6 lateral RF MOSFET process, which combines gold metallization for bond-wire reliability, a ceramic NI-780S-4L flange for low thermal resistance, and a common-source 2-element configuration that lets designers build push-pull or paralleled stages without external balancing networks. The drain lead is brought out through the package body for low-inductance grounding. Typical applications include VHF/UHF broadcast transmitters, industrial RF generators for laser and plasma excitation, FM/VHF land-mobile base stations, and aerospace HF/VHF communication amplifiers. The 65:1 VSWR ruggedness margin is the defining advantage for plasma and CO2-laser drivers where load reflections are normal rather than exceptional. When designing with this part, gate bias sequencing matters: the device is enhancement-mode, so the gate must reach threshold (typically +2 V) before drain voltage is applied to avoid thermal runaway. Designers must also provide adequate heatsinking because 300 W CW output translates to roughly 150 W of dissipation at typical efficiencies of 50-60%, demanding a forced-air or liquid-cooled cold plate for continuous duty. This page consolidates distributor pricing, parametric drop-in alternatives, and practical design considerations that go beyond the manufacturer datasheet, including a parametric proximity comparison versus related NXP HV6 series parts.
MRFG35003ANT1 - 3.5GHz 3W 12V GaAs pHEMT RF FET | NXP
The NXP Semiconductors MRFG35003ANT1 is a 3 W, 12 V GaAs pHEMT RF power field-effect transistor characterized from 500 MHz to 5000 MHz and housed in the PLD-1.5 (CASE 466-03) surface-mount plastic package. The part is intended for WLL/MMDS/BWA and UMTS driver applications and delivers 10.8 dB typical power gain at 3.55 GHz with 24.5% drain efficiency from a 12 V rail, drawing 55 mA quiescent current and dissipating approximately 3 W of RF output power into a 50 ohm load. An RF power transistor (also called an RF power FET or RF MOSFET) is a specialized discrete semiconductor that amplifies high-frequency signals in the MHz-to-GHz range while delivering substantial output power to a load such as an antenna. Within the discrete-semiconductor hierarchy, RF power FETs sit under transistors and MOSFETs and are characterized by their frequency band, output power, gain, and efficiency rather than by switching speed. The GaAs pHEMT (Gallium Arsenide pseudomorphic High-Electron-Mobility Transistor) process used here delivers higher electron mobility and lower parasitic capacitance than silicon MOSFETs, which is why it dominates microwave power stages up to several GHz. Key features include ACPR of -43 dBc measured at 5 MHz offset in a 3.84 MHz UMTS channel bandwidth, enabling the part to meet 3GPP spectral-emission masks for UMTS driver stages. The device is unmatched, allowing the PCB designer to set input and output matching networks for the specific frequency band and class-AB bias point. PLD-1.5 is a tape-over-reel plastic over-molded package with a copper flange for thermal dissipation, qualified for surface-mount production lines. Typical applications include UMTS/WCDMA base-station driver amplifiers, MMDS (Multichannel Multipoint Distribution Service) transmit blocks at 2.5-3.5 GHz, BWA (Broadband Wireless Access) CPE front ends, and WLL (Wireless Local Loop) infrastructure. At 3.55 GHz the part targets the 3.5 GHz WLL/CPE band, where its 10.8 dB gain allows it to drive a final-stage LDMOS or another pHEMT to full output power. Design considerations include adequate thermal management of the PLD-1.5 flange, proper sequencing of gate bias before drain voltage to prevent destructive turn-on transients, and tight PCB layout for the matched network. For reliable operation the operating channel temperature must be kept below 150 C as specified in the manufacturer datasheet. This page synthesizes distributor pricing, same-brand and cross-brand drop-in alternatives, and practical design notes that go beyond what the datasheet PDF provides, helping RF design engineers shorten evaluation cycles for 3.5 GHz driver-stage designs.
MRFG35003N6T1 - 3W GaAs PHEMT RF Power FET | NXP | 3.5 GHz
The NXP MRFG35003N6T1 is a 3 W GaAs pHEMT RF power field-effect transistor designed for 3.5 GHz wireless local loop, MMDS, broadband wireless access, and UMTS driver stages, housed in a PLD-1.5 (CASE 466-03, STYLE 1) plastic package. It operates at 6 V test bias, draws 180 mA at test, delivers 9 dB gain at 3.55 GHz, and is characterized from 0.5 GHz to 5.0 GHz for broadband flexibility. A pHEMT (pseudomorphic High Electron Mobility Transistor) is a type of GaAs field-effect transistor that uses a strained InGaAs channel to deliver high electron mobility, low noise, and high power density at microwave frequencies. In the power-amplifier hierarchy, pHEMT FETs sit between small-signal GaAs MESFETs and GaN HEMTs: they offer materially higher frequency capability and efficiency than silicon LDMOS at sub-6 GHz, while costing less and integrating more easily than GaN. They are used as driver and output stages in customer-premise equipment where linearity, gain, and efficiency must be balanced. Key features include a 3 W CW output power rating, 9 dB typical power gain at 3.55 GHz, Class AB bias operation, and an unmatched common-source configuration that lets the designer apply external matching for the target band. The device is characterized for use as a driver or pre-driver in CPE radios, with a recommended channel-temperature ceiling of 150 °C for reliable operation. Per the NXP product page, the MRFG35003N6T1 has been removed from the active portfolio; the designated successor is the MRFG35003N6AT1. Typical applications include 3.5 GHz WLL/MMDS/BWA customer-premise equipment transmitters, UMTS driver stages, and unlicensed 5 GHz band linear amplifiers. Because the part is unmatched, designers must add input and output matching networks tuned to the system frequency, typically microstrip stubs on the PCB substrate. When designing with this device, ensure that the thermal pad is properly soldered to a sufficient copper area to keep the channel temperature below 150 °C. Decoupling of the 6 V drain supply close to the package is critical for stable RF performance, and a bias sequencing circuit is recommended to avoid simultaneous application of gate and drain voltage. This page synthesizes distributor pricing, replacement guidance for the end-of-life transition, and practical RF design notes not found in the manufacturer datasheet alone, giving engineers a single authoritative reference for sourcing and substitution.
MRFG35003NR5 - 3W 3.55GHz pHEMT RF Power FET | NXP
The NXP MRFG35003NR5 is a 3 W RF power pHEMT FET designed for driver-stage applications up to 3.55 GHz, supplied in a PLD-1.5 ceramic/bolt-down package. Key electrical specifications include a 15 V drain-source rated voltage, 11.5 dB typical power gain at 12 V/55 mA bias, and a 1.3 A continuous current rating, making it suitable for WLL/MMDS/BWA and UMTS infrastructure front ends. A pHEMT (pseudomorphic High Electron Mobility Transistor) is a type of gallium-arsenide (GaAs) RF transistor in which an InGaAs channel is grown on a GaAs substrate with embedded AlGaAs. pHEMT devices offer higher frequency capability, lower noise figure, and higher power density than conventional GaAs MESFETs, placing them in the broader family of compound-semiconductor RF power transistors used in wireless infrastructure, satellite, and radar designs. The MRFG35003NR5 occupies the driver/driver-final niche between small-signal GaAs FETs and high-power LDMOS devices used in macro-cell base-station finals. Primary features include an unmatched die suitable for Class AB linear operation, broadband performance to 3.6 GHz, stable thermal behavior from the bolt-down PLD-1.5 flange, and a tested gain of 11.5 dB at 3.55 GHz. The part is lead-free and supplied on tape-and-reel as the R5 suffix indicates, with PLD-1.5 enabling direct PCB or heatsink mounting using standard screw-down hardware. The die uses a GaAs pHEMT process optimized for high linearity and broadband gain, allowing designers to add matching networks tailored to sub-bands such as 2.1 GHz UMTS, 2.7 GHz BWA, or 3.5 GHz WLL/MMDS. Thermal resistance is dominated by the PLD-1.5 flange, which provides a low-impedance path to the system heatsink. Typical applications include UMTS driver amplifiers, MMDS/WLL base-station drivers, 3.5 GHz BWA transmit chains, and broadband Class AB linear amplifiers for industrial/scientific RF equipment. In each case the MRFG35003NR5 sits between a small-signal pre-driver and a higher-power final stage. When biasing this device, hold VDS below 15 V and use a regulated negative gate bias to set quiescent current precisely at 55 mA for linear Class AB operation. Always mount the PLD-1.5 flange to a flat heatsink with thermal compound - inadequate thermal coupling will force rapid thermal shutdown. This page synthesizes distributor pricing, parametric comparison, and design notes not found on the manufacturer datasheet, providing engineers with a single-source reference for the MRFG35003NR5.
MRFG35005NR5 - 4.5W 3.55GHz pHEMT RF FET | NXP Semiconductors
The NXP Semiconductors MRFG35005NR5 is a 4.5 W pHEMT RF power FET (field-effect transistor) optimized for operation at 3.55 GHz, supplied in the PLD-1.5 ceramic/air-cavity package rated to 15 V. It is tested at 12 V with 80 mA quiescent drain current, delivering 11 dB power gain at the target frequency and is designed for pulsed and CW RF amplifier stages. What is a pHEMT RF power FET? A pHEMT (pseudomorphic High Electron Mobility Transistor) is a GaAs-based RF transistor technology that uses a heterojunction between materials with different bandgaps to confine electrons in a high-mobility quantum well. The 'pseudo' prefix refers to the lattice-mismatch accommodation in the epitaxial layers. In the broader taxonomy, pHEMT sits under RF MOSFET -> RF FET -> discrete semiconductor -> power amplifier building block, prized for high gain and efficiency at microwave frequencies where silicon LDMOS and CMOS struggle. Key features include a 3.55 GHz nominal operating frequency, 11 dB power gain, 4.5 W output power capability, and a 15 V maximum drain rating. The PLD-1.5 package is a flange-mount ceramic air-cavity design with bolt-down RF and DC leads, providing excellent thermal transfer to the system heatsink and shielding the die from environmental contamination. The device is characterized for pulsed RF operation typical of radar and telemetry links. Technically, the device uses an N-channel pHEMT die configured as a common-source RF amplifier stage. Bias is set by a negative gate-source voltage to establish quiescent current at 80 mA, after which RF drive swings the drain waveform into compression to deliver rated output. The 11 dB gain makes it well-suited as a driver stage for higher-power amplifiers. Typical applications include S-band radar transmitters, 3.5 GHz WiMAX/LTE fixed wireless links, telemetry transponders, and industrial RF heating oscillators. The PLD-1.5 flange-mount construction is intended for chassis-integrated RF subsystems rather than SMT reflow assembly. Design considerations include a mandatory external heatsink bolted to the package flange, properly sequenced gate biasing before RF drive, and 50-ohm matching networks at input and output. The datasheet should be consulted for load-pull contours and bias-dependent gain curves. This page synthesizes current distributor pricing, parametrically verified drop-in alternatives, and practical RF design guidance not consolidated in the manufacturer datasheet.
MRFG35005NT1 - 4.5W GaAs PHEMT RF Power FET, 3.5 GHz | NXP
The NXP MRFG35005NT1 is a 4.5 W GaAs PHEMT (Pseudomorphic High Electron Mobility Transistor) RF power field-effect transistor designed for WLL/MMDS/BWA or UMTS driver applications across 1.8 GHz to 3.6 GHz. Specified for 3.55 GHz operation, the part delivers 11 dB small-signal gain at 12 V VDD / 80 mA quiescent bias in the PLD-1.5 plastic over-molded package (CASE 466-03, Style 1). An RF power FET is a specialized discrete transistor, typically built on a III-V compound semiconductor such as gallium arsenide (GaAs) or gallium nitride (GaN), that is engineered to amplify high-frequency signals into the multi-Watt regime. PHEMT technology sits in the hierarchy: transistor -> FET -> HEMT -> PHEMT -> RF power FET, offering higher electron mobility and lower noise figure than conventional silicon MOSFETs at microwave frequencies. The GaAs PHEMT construction makes it well suited for class-AB linear amplification in the 2-4 GHz bands commonly used in fixed wireless access and 3G/4G infrastructure. Key electrical features include a 15 V drain voltage rating, 1.7 A continuous drain current, an idle point of 650 mA for single-carrier W-CDMA, a typical W-CDMA P1dB in the 4.5 W region, and 11 dB linear power gain at 3.55 GHz. The device is supplied UNMATCHED - the source and load impedance matching networks must be realized externally, which gives designers freedom to optimize harmonic terminations for a specific band. The PLD-1.5 over-molded plastic package provides a robust SMT-compatible footprint with low parasitic inductance for frequencies into the multi-GHz range. The plastic encapsulant, however, limits the thermal dissipation path: the maximum channel temperature must remain at or below 150 C, so careful heatsinking and PCB copper thermal management are required in production layouts. Because the device is unbiased from a 5 V logic rail, a dedicated 12 V driver stage is required upstream of the final amplifier. Typical applications include WLL/MMDS/BWA base-station driver amplifiers, UMTS/W-CDMA front-end driver stages for picocell and microcell radios, and 1.8-3.6 GHz general-purpose linear RF power blocks. Because the device is class-AB capable, it also suits TDD link-burst stages where fast gating and good linearity are simultaneously required. When designing with this part, plan the bias network around 12 V with sufficient decoupling, and use a minimum 1 oz copper pour on the drain pad to spread heat. Always confirm with the NXP MRFG35005N datasheet that your intended bias current and channel-temperature margin fit within the SOA envelope for the chosen modulation format. This page synthesizes distributor pricing, drop-in NXP family options, and practical design guidance not consolidated anywhere else in the MRFG35005N datasheet series.
MRFG35010NR5 - 9W pHEMT RF Power FET 3.55GHz | NXP
The NXP MRFG35010NR5 is a 9W pHEMT (pseudomorphic High Electron Mobility Transistor) RF power FET designed for driver-stage applications in wireless infrastructure, delivering 10 dB gain at 3.55 GHz from a 12 V supply in a PLD-1.5 ceramic/DFN-style surface-mount package. It is intended for WLL (Wireless Local Loop), MMDS (Multichannel Multipoint Distribution Service), BWA (Broadband Wireless Access), and UMTS driver stages up to 3.6 GHz, with a rated drain voltage of 15 V and a typical quiescent current of 180 mA. An RF power FET is a specialized field-effect transistor optimized for efficient amplification of high-frequency signals in the hundreds-of-megahertz to multi-gigahertz range. Unlike general-purpose MOSFETs, RF power FETs use GaAs pHEMT process technology to deliver high gain, low parasitic capacitance, and high breakdown voltage simultaneously, which are essential for linear power amplification in base-station and broadband wireless equipment. The MRFG35010NR5 sits inside the discrete RF amplifier hierarchy between small-signal GaAs transistors and full MMIC power amplifier modules. Key specifications include 10 dB typical power gain at 3.55 GHz, 9 W CW output power capability, 15 V maximum drain-source voltage rating, and a small PLD-1.5 over-molded plastic surface-mount package that simplifies board-level assembly compared to traditional ceramic flanged parts. The device is unmatched, giving the designer freedom to apply target-specific input/output matching networks for Class AB linear operation. The pHEMT GaAs process gives the MRFG35010NR5 its headline mix of high breakdown voltage, high gain per stage, and good thermal stability. Because it is targeted at the 3.3-3.6 GHz driver segment, the bias network and matching topology reference the typical application circuits published in the NXP datasheet, which recommend low-loss microstrip matching on a low-dielectric substrate with proper RF bypassing at the bias feed. Typical applications include 3.5 GHz WLL/MMDS/BWA driver amplifiers, UMTS base-station driver stages, and broadband wireless access transmitters. As a driver-stage part it is normally preceded by a smaller pHEMT gain block and followed by a higher-power final-stage FET, with inter-stage matching networks designed for flat gain and acceptable IMD3/IMD5 in the operating band. When designing with this device, thermal management is critical because the PLD-1.5 package has limited dissipation headroom at full 9 W output. Provide a solid ground plane with multiple thermal vias under the package footprint and follow the NXP recommended bias sequence to avoid stressing the die during turn-on. This page synthesizes distributor pricing, drop-in and equivalent options, and practical design notes not found in the manufacturer datasheet.
MRFG35010NT1 - 9W GaAs PHEMT RF Power FET, 3.55 GHz | NXP
The NXP MRFG35010NT1 is a 9 W Gallium-Arsenide (GaAs) Pseudomorphic High-Electron-Mobility-Transistor (pHEMT) RF power field-effect transistor designed for WLL/MMDS/BWA or UMTS driver applications at frequencies from 1.8 to 3.6 GHz. Housed in a flanged ceramic PLD-1.5 package, the device is tested at 12 V and 180 mA quiescent bias and delivers 10 dB small-signal gain with 9 W output power at 3.55 GHz. The part is supplied on tape-and-reel and is intended for use in Class AB linear base-station drivers where GaAs gain and efficiency are needed before a final-stage LDMOS or GaN amplifier. A GaAs pHEMT (Pseudomorphic High Electron Mobility Transistor) is a III-V compound-semiconductor field-effect transistor in which a strained InGaAs channel is grown on a GaAs substrate. The high electron mobility and saturation velocity of this heterojunction translate directly into high cut-off frequency and excellent high-frequency gain, which is why pHEMT devices are widely used as drivers, low-noise amplifiers, and small-signal RF building blocks in microwave systems from 1 GHz to beyond 40 GHz. In a transmitter lineup, a pHEMT driver such as the MRFG35010NT1 sits between the frequency-conversion stage and the higher-power final amplifier. Key features include a 15 V drain-source voltage rating, 3.55 GHz operating frequency, 10 dB associated power gain at the test condition, an unmatched common-source configuration for design flexibility, and a flanged ceramic PLD-1.5 package with bolted heat-sinking. The device is specified at a 2.9 A continuous drain-current rating and is characterized for linear Class AB operation in driver stages. Typical applications include WLL (Wireless Local Loop) base-station driver stages, MMDS (Multichannel Multipoint Distribution Service) transmitters, UMTS driver amplifiers, and BWA (Broadband Wireless Access) front ends at 3.5 GHz. The GaAs pHEMT process allows the part to deliver useful gain where silicon LDMOS would not perform efficiently at this band. When designing with this part, the device must be matched externally because it is supplied unmatched. Source and load networks are required to transform the optimum load impedance to 50 Ω. Adequate DC blocking, bias sequencing, and thermal management are essential because the flanged package must be bolted to a heatsink for reliable CW operation at 9 W output.
MRFG35010R5 - 10W GaAs pHEMT RF Power FET, 3.5GHz | NXP
The NXP MRFG35010R5 is a 10 W Gallium Arsenide (GaAs) pseudomorphic High Electron Mobility Transistor (pHEMT) RF power Field Effect Transistor designed for operation at 3.55 GHz in the S-band wireless infrastructure band. Packaged in the NI-360HF ceramic/air-cavity flange-mount case, the device delivers 10 dB small-signal gain, 10 W typical output power, and operates from a 12 V DC bias with 180 mA quiescent current and a 15 V maximum drain rating. The 'R5' tape-and-reel suffix indicates the production packaging orientation supplied by Freescale Semiconductor (now NXP). The intrinsic GaAs pHEMT die is engineered for high efficiency and ruggedness in pulsed or CW RF power amplifier stages, making MRFG35010R5 a long-standing reference part for WiMAX, point-to-point radio, and aerospace telemetry links centered near 3.5 GHz. An RF Power FET (also called an RF power transistor or microwave power FET) is a specialized transistor optimized to deliver measurable RF power at high frequencies (typically 1 GHz to 100 GHz) rather than to perform small-signal switching. GaAs pHEMT is the dominant technology for sub-6 GHz high-efficiency power stages because GaAs offers higher electron mobility and higher breakdown field than silicon, supporting higher cutoff frequency (fT), higher gain, and superior power-added efficiency. Within the wider hierarchy (RF power FET -> power transistor -> discrete semiconductor -> electronic component), MRFG35010R5 sits as a depletion-mode n-channel GaAs pHEMT intended for class-AB or class-A linear amplification. Key features include a minimum 10 dB power gain at 3.55 GHz, typical P1dB and Psat in the 10 W class, drain-source breakdown rating of 15 V, and the NI-360HF flanged ceramic package with low thermal resistance and bolt-down mechanical mounting. The flanged package provides a controlled-impedance microstrip launch and an exposed copper heatsink base for direct attachment to a system chassis or external heatsink, which is critical because GaAs devices are thermally sensitive and operate most reliably when the flange temperature is held below 100 °C. Technically, the MRFG35010R5 uses an epitaxial GaAs/AlGaAs heterostructure with a Schottky gate. DC gate bias sets the quiescent drain current (Idq) to about 180 mA at 12 V Vds for class-AB operation, and RF input is delivered to the gate through an external matching network that presents the optimum gate impedance for maximum linear gain. Output matching transforms the 50 Ω load to the device's lower load-pull impedance at the fundamental frequency (3.55 GHz) and provides harmonic terminations that improve efficiency and spectral purity. Designers must observe the datasheet's bias sequencing (gate voltage applied before drain voltage, drain removed before gate) to prevent device damage. Typical applications include 3.5 GHz WiMAX base-station power amplifiers, point-to-point microwave backhaul radios, military telemetry and EW transmitters, radar transmitters in S-band, and driver stages for higher-power GaAs or GaN amplifier chains. In a WiMAX or LTE-TDD base-station PA, MRFG35010R5 is typically biased class-AB and preceded by a smaller MRFG-series or MRF-series driver; in a microwave link, it forms the final stage behind a medium-power pre-driver and feeds an external bandpass filter before the antenna. When designing with this device, the most important consideration is thermal management: estimate the dissipated power as (Vds × Idq − Pout/η) and verify that the flange can sink that heat through the chassis or heatsink. Equally important is RF stability - small loop gains above 6 GHz can cause parametric oscillation, so source-lead grounding inductance must be minimized and small ferrite beads or resistors are often added in the gate and drain bias feeds. This page synthesizes distributor stock and pricing, cross-reference alternatives, application design notes, and parametric comparison data for MRFG35010R5 in a single source not available from the manufacturer datasheet alone.
MRFS35015HSR5 - RF Power MOSFET N-Channel | NXP Semiconductors
The NXP Semiconductors MRFS35015HSR5 (also referenced as MRF35015HSR5 by Freescale / NXP legacy listings) is an N-channel enhancement-mode RF power MOSFET intended for high-frequency industrial, scientific, and medical (ISM) and broadcast transmitter applications. Housed in the NI-880S ceramic power package, the device is designed as a single-ended RF power transistor and is commonly specified for use in 50 V RF power amplifier stages operating in the HF to UHF band range. The "R5" suffix indicates tape-and-reel packaging with the industry-standard 5-pin ceramic power package outline. An RF power MOSFET is a specialized metal-oxide-semiconductor field-effect transistor optimized for linear or pulsed RF amplification at high frequencies and high drain voltages, rather than for low-frequency switching. RF power MOSFETs sit within the wider taxonomy of power transistors (MOSFET, LDMOS, GaN HEMT, BJT), and LDMOS in particular dominates modern cellular broadcast and ISM infrastructure where high gain, high efficiency, and good thermal performance are required. The MRFS35015HSR5 falls into the air-cooled RF power transistor category historically produced by Freescale / NXP and Motorola before that. Key features include an N-channel enhancement-mode structure, high power gain typical of LDMOS RF parts, a rugged drain-to-source voltage rating supporting 50 V operation, and a ceramic NI-880S package with a metal flange for direct bolting to a heatsink or chassis. The package provides low thermal resistance from junction to case, enabling continuous-wave (CW) or pulsed RF power delivery into 50 ohm loads. The part is designed for class AB or class C linear amplifier biasing and pairs with NXP's matching network reference designs. Typical applications include 88-108 MHz FM broadcast transmitter final stages, 27-50 MHz commercial land-mobile-radio (LMR) power amplifiers, industrial RF heating, plasma generation drivers, and short-range radar systems. Engineers select this family for narrowband CW and pulsed RF amplifiers where LDMOS efficiency and high gain reduce overall transmitter power consumption. A primary design consideration is the absolute necessity of a proper heatsink with thermal compound; the ceramic power package must be bolted to a flat aluminum or copper spreader to maintain junction temperature within the datasheet rating under CW operation. Engineers should also follow the manufacturer's recommended gate-bias sequencing and use an NXP-recommended harmonic filter at the drain to meet FCC/ETSI spurious emission requirements.
NDT456P - 30V P-Channel MOSFET, 7.5A, SOT-223 | onsemi
The onsemi NDT456P is a P-channel logic-level enhancement-mode power MOSFET housed in a 4-pin SOT-223 surface-mount package. It is rated for -30 V VDS, -7.5 A continuous drain current at TA=25C, and 3 W maximum power dissipation, making it well-suited as a load switch, high-side driver, or general-purpose P-FET in space-constrained boards. Its logic-level VGS(th) allows direct gate control from 3.3 V or 5 V microcontroller GPIO outputs, eliminating the need for a gate-driver stage. A P-channel enhancement-mode MOSFET is a voltage-controlled transistor that conducts when the gate is pulled below the source (i.e., VGS is negative). P-channel devices simplify high-side load switching because the source can sit at the system rail (e.g., VBAT) and the drain goes to the switched load, eliminating the charge pump required by N-channel high-side switches. In the broader taxonomy, P-FETs belong to power MOSFETs -> MOSFETs -> field-effect transistors -> discrete semiconductors, sitting alongside N-channel MOSFETs, IGBTs, and voltage references. Key features of the NDT456P include very low on-state resistance (RDS(on) in the tens of mA range when fully enhanced), fast switching transients suitable for PWM signals above 100 kHz, an internal body diode for inductive loads, and a thermally efficient SOT-223 tab that can be soldered to copper pour for additional heatsinking. The device is built on a high-cell-density DMOS process specifically tailored for low RDS(on) and clean switching behavior. The NDT456P's architecture uses DMOS technology with thousands of parallel cells distributed across the die area, which minimizes conduction losses while maintaining robust avalanche and SOA performance. Logic-level VGS(th) (typically below 2.5 V) means a 3.3 V MCU GPIO can fully enhance the device without external level shifting, a key advantage in battery management and power-rail switching applications. Typical applications include battery protection and load switching in portable devices, power-rail management in USB peripherals, motor direction or polarity switching, LED backlight and backlight-driver circuits, and high-side OR-ing for redundant supplies. The wide -3.7 V to -30 V drain-source range covers single-cell Li-Ion (-4.2 V) through USB and 12 V rails. When designing with the NDT456P, drive the gate with a sufficiently low-impedance pull-down (resistor plus optional gate-driver) to ensure fast switching and immunity to dv/dt-induced turn-on. The SOT-223 tab should be soldered to a copper pour sized to keep the junction temperature below 150C at the worst-case continuous load current. This page synthesizes distributor pricing, drop-in alternatives, and design notes not found in the manufacturer datasheet.
NTHL040N120SC1 - 1200V 40mΩ SiC MOSFET TO-247 | onsemi
The onsemi NTHL040N120SC1 is a 1200 V, 40 mΩ N-channel silicon carbide (SiC) power MOSFET from the EliteSiC M1 generation, rated for 60 A at a case temperature of 25C and 348 W power dissipation (Tc), housed in a through-hole TO-247-3L package. A SiC MOSFET is a unipolar power transistor that uses silicon carbide rather than silicon as the semiconductor material. Because SiC has roughly ten times the critical breakdown field of silicon, the drift region can be made far thinner and more heavily doped for a given blocking voltage, producing much lower on-resistance per unit area, lower gate charge, and the ability to operate at higher junction temperatures. Within the power-semiconductor hierarchy, the NTHL040N120SC1 sits at the device level of power management: SiC MOSFET -> power transistor -> discrete power switch -> power conversion system. Key features include a 1200 V drain-source breakdown rating, 40 mΩ maximum on-resistance for low conduction loss, 60 A continuous current capability (Tc), and 613 mJ avalanche energy (EAS) starting from Tj = 25C with L = 1 mH, IAS = 35 A. The compact chip size ensures low capacitance and gate charge, directly reducing switching losses. Technically, the EliteSiC M1 platform delivers superior switching performance and higher reliability compared to silicon IGBTs and superjunction MOSFETs. System-level benefits documented by onsemi include highest efficiency, faster operating frequency, increased power density, reduced EMI, and reduced system size. Typical applications include solar string inverters, EV on-board chargers and DC fast charging, three-phase motor drives, server and telecom power supplies, and energy storage converters. Design consideration: always verify the gate drive level and use an appropriate gate resistor to control dv/dt; SiC devices switch faster than silicon, so layout inductance minimization matters. This page synthesizes distributor pricing tiers, drop-in alternatives, comparison tables, and practical design notes not found in the manufacturer datasheet.
NTHL045N065SC1 - 650V 32mΩ SiC MOSFET TO-247-3 | onsemi
The onsemi NTHL045N065SC1 is a 650 V N-channel silicon carbide (SiC) MOSFET with 32 mΩ on-resistance, 66 A continuous drain current at Tc, and 291 W power dissipation at Tc, housed in a through-hole TO-247-3 package. It belongs to the M2 generation SiC planar trench technology family. A SiC MOSFET is a type of power transistor that uses silicon carbide instead of silicon as the semiconductor material. SiC offers a wider bandgap (approximately 3.2 eV versus 1.1 eV for silicon), higher critical electric field, and better thermal conductivity. Within the power semiconductor hierarchy, MOSFETs sit above discrete diodes and below full power modules, and SiC MOSFETs form a subset of power management devices used in switching converters. Key features of the NTHL045N065SC1 include its low 32 mΩ on-resistance, which minimizes conduction losses; compact chip size that reduces gate charge and device capacitance for faster, more efficient switching; and a 175°C maximum junction temperature rating (TJ < 175°C per the onsemi datasheet). Compared to silicon superjunction MOSFETs at the same voltage class, the SiC die delivers superior switching performance and higher reliability. The M2 technology platform provides system-level benefits including highest efficiency, faster operating frequency, increased power density, reduced EMI, and reduced overall system size, as stated by onsemi. The short intrinsic body diode recovery characteristics and low capacitances make the device well suited for hard-switching and resonant topologies operating at frequencies well above what silicon allows. Typical applications include solar string and micro inverters, EV on-board chargers and DC-DC converters, server and telecom power supplies, energy storage systems, and industrial motor drives. In these circuits the 650 V rating covers rectified 400 V DC bus applications with headroom, while the 32 mΩ RDS(on) keeps conduction loss low at multi-kilowatt output levels. A key design consideration is gate drive: SiC MOSFETs typically require a gate drive voltage around +15 V for full enhancement, and careful attention to gate-loop inductance and Kelvin-source connections preserves the device's low switching losses. Always verify drain-source voltage ringing stays within the 650 V rating using appropriate snubbers or reduced loop inductance. This page synthesizes distributor pricing, drop-in alternatives across onsemi, Infineon and ROHM families, and practical design notes not found in the manufacturer datasheet, providing engineers a complete selection resource as of 2026-10-11.
NTMFS4C324NT1G - 30V N-Ch Trench MOSFET, 1.7mΩ | onsemi
The onsemi NTMFS4C324NT1G is a single N-channel power MOSFET built on the TRENCH 6 process, rated at 30 V VDS and exhibiting a remarkably low on-resistance of 1.7 mΩ typical at 10 V VGS, packaged in a 5x6 mm DFN (SO-8FL equivalent) surface-mount footprint. The device supports continuous drain currents up to 136 A at Tc and 30 A at Ta (with proper thermal management), making it suitable for high-current switching paths in compact PCB areas. A power MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a voltage-controlled three-terminal switch that uses an insulated gate to modulate conduction between source and drain terminals. Within the semiconductor taxonomy, MOSFETs sit under discrete transistors, under discrete semiconductors, and ultimately under power management and switching conversion. The TRENCH 6 generation from onsemi reduces Rds(on) per unit silicon area by carving vertical gate trenches into the die, lowering both conduction loss and gate charge compared to earlier planar or Trench 3 generations. Key features include an ultra-low 1.7 mΩ Rds(on) at VGS = 10 V, integrated ESD diode protection, an avalanche-energy rating of 549 mJ (EAS) for unclamped inductive switching events, and an SO-8FL (5x6 mm) package with a large exposed thermal pad. The low gate charge (Qg typical values in the 50-70 nC range) enables fast switching transitions, while the low Rds(on) reduces I²R conduction loss in high-current paths. The TRENCH 6 architecture optimizes the figure of merit (FOM = Rds(on) × Qg) that determines switching-converter efficiency. Compared to older Trench 3 or Trench 5 generations, the NTMFS4C324N delivers lower conduction loss for a given die size, enabling either a smaller PCB footprint for the same current rating or higher current handling for the same footprint. The 30 V VDS rating aligns with typical 12 V bus rails used in computing, telecom, and industrial systems. Typical applications include high-current DC-DC converters (synchronous rectifiers on 12 V rails), OR-ing FETs in redundant power systems, hot-swap circuits on plug-in modules, motor drive half-bridges for low-voltage BLDC motors, and battery protection in multi-cell lithium packs. The low Rds(on) makes it especially effective as the low-side synchronous rectifier in buck converters where conduction loss dominates at heavy loads. When designing with this device, observe strict thermal management: at 30 A with 1.7 mΩ Rds(on), conduction loss reaches 1.53 W, so a substantial copper pour or thermal via array under the exposed pad is mandatory. Gate-drive voltage should remain within the ±20 V VGS absolute maximum to prevent oxide rupture, and a small gate-source resistor (10-100 Ω) is recommended to suppress ringing. This page synthesizes onsemi datasheet values, drop-in alternative recommendations, and PCB-level design notes not found in the manufacturer datasheet alone, giving procurement and engineering teams a single decision-grade reference for the NTMFS4C324NT1G.