MMG3003NT1 - InGaP HBT GPA, 40-3600 MHz, 20dB, 24dBm | NXP
Référence : MMG3003NT1 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $4.1 | $4,10 |
| 10 | $3.69 | $36,90 |
| 100 | $3.28 | $328,00 |
| 500 | $2.95 | $1 475,00 |
| 1 000 | $2.63 | $2 630,00 |
MMG3003NT1 Présentation
An InGaP HBT GPA is a two-port RF amplifier built on Indium-Gallium-Phosphide Heterojunction Bipolar Transistor technology. Within the RF component taxonomy it sits under RF amplifier IC -> RF amplifier -> amplifier IC -> integrated circuit -> semiconductor. Internally input matched and internally output prematched, the MMG3003NT1 lets designers drop the part onto a microstrip or coplanar PCB without external LC matching on the input, simplifying BOM and reducing layout iteration time.
Key specifications include a 40-3600 MHz operating bandwidth, 20 dB small-signal gain, +24 dBm P1dB output power, 6 V typical supply, 180 mA quiescent supply current, Class A bias topology, 50 ohm nominal input impedance, and integrated ESD protection. The 4-pin SOT-89 with exposed tab offers a thermal path suitable for continuous Class A operation in the 40-3600 MHz range.
In the 40-200 MHz band the gain flatness is suitable for VHF/UHF driver stages; in the 700-2700 MHz cellular bands the linearity supports small-signal driver and gain-block functions; and in the 3.3-3.6 GHz WiMAX / fixed-wireless band the part still delivers usable gain as a front-end gain block. The broadband nature makes it a useful lab bench amplifier and a general gain block on multi-band transceivers.
Typical applications include cellular (GSM/PCS) driver stages, broadband wireless access (BWA) front ends, WLL, PHS, UMTS small-signal amplifiers, CATV return-path amplifiers, VHF/UHF general-purpose gain blocks, and fixed-wireless local loop (WLL) receiver front ends. The broadband match also makes it useful as a lab gain block and instrumentation pre-amplifier.
When designing with this device, observe the absolute maximum supply voltage and provide adequate thermal copper under the exposed tab. The internal prematch network assumes 50 ohm terminations; if your source or load is reactive, add external matching to preserve bandwidth flatness.
This page consolidates distributor pricing, real parametric same-package drop-in alternatives, and practical design notes that are not aggregated in a single place on the manufacturer datasheet, providing engineers with the cross-brand comparison context they need for sourcing decisions.
Alternatives de remplacement direct pour MMG3003NT1 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MMG3003NT1 (même facteur de forme et même empreinte) — différant par RF Type, Supply Current, Frequency Range, Input Matching, Output Matching.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MMG3003NT1-NXP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MMG3001NT1
✅ Remplacement direct✓ En stock
$1.68 / unité
Voir la fiche technique →ADL5545ARKZ-R7
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADL5544ARKZ-R7
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MMG3003NT1 Valeurs maximales et caractéristiques électriques
| Technology | InGaP HBT (Heterojunction Bipolar Transistor) |
| RF Type | Cellular, PCS, PHS, WLL, BWA, VHF/UHF general purpose |
| Frequency Range | 40 MHz to 3600 MHz |
| Small-Signal Gain | 20 dB (typical) |
| Output Power (P1dB) | 24 dBm (typical) |
| Tension d'alimentation | 6 V (typical), 7 V (max datasheet) |
| Courant d'alimentation | 180 mA (typical) |
| Operating Class | Class A, small-signal high linearity |
| Input Matching | Internally matched |
| Output Matching | Internally prematched |
| Boîtier / Format | SOT-89-4 / TO-243AA (4-pin + tab) |
| Type de montage | Surface Mount |
| Packaging | Tape & Reel (TR) |
| ESD Protection | Integrated (per datasheet) |
Configuration des broches de MMG3003NT1
| Broche 1 | RFIN — RF input, internally matched to 50 ohm |
| Broche 2 | GND — DC and RF ground |
| Broche 3 | RFOUT — RF output, internally prematched to 50 ohm |
| Broche 4 | VCC — DC supply input, 6 V typical, 180 mA quiescent |
| Broche TAB | Exposed Pad — Thermal and ground tab - must be soldered to PCB ground plane |
Applications typiques
MMG3003NT1 convient pour 6 applications: Cellular / PCS Driver Stage, Broadband Wireless Access (BWA) / Fixed Wireless, CATV Return-Path Amplifier, VHF / UHF General-Purpose Gain Block, Lab Bench / Instrumentation Gain Block, WLL / PHS / UMTS Small-Signal Driver.
Cellular / PCS Driver Stage
The MMG3003NT1 fits cellular and PCS driver stages because its 20 dB small-signal gain and +24 dBm P1dB across 700-2700 MHz provide the linearity headroom needed ahead of a power amplifier in GSM/PCS transceivers. Placed between the transceiver IC and the final PA, it boosts a few hundred milliwatts to a level where the downstream PA does not have to operate deep into compression, improving ACPR and EVM. Compared to a discrete BJT driver, the MMG3003NT1's internal prematch eliminates two external LC networks, shrinking PCB area. Thermal copper under the SOT-89 tab is essential because 180 mA at 6 V produces noticeable self-heating.
Recommandé
Broadband Wireless Access (BWA) / Fixed Wireless
In BWA and fixed-wireless front ends operating from 2.3 to 3.6 GHz (WiMAX, LMDS, MMDS legacy bands), the MMG3003NT1 serves as a low-noise gain block ahead of a mixer or as a transmit driver. Its 3.6 GHz upper frequency limit covers the highest WiMAX channel allocations, and the 24 dBm P1dB delivers useful transmit drive without forcing the upstream DAC into saturation. Internally prematched 50 ohm ports allow direct drop-in on a coplanar-waveguide PCB with minimal external matching components. Designers should still add a small footprint inter-stage filter to clean up OOB emissions.
Recommandé
CATV Return-Path Amplifier
The MMG3003NT1's low-frequency response down to 40 MHz makes it suitable for CATV reverse-path amplifiers (5-42 MHz upstream plus mid-split extensions to 85 MHz or higher). Its 20 dB flat gain across the return band, combined with 24 dBm P1dB, supports multi-subscriber aggregation in HFC nodes. The Class A bias minimizes distortion-induced upstream bit-error-rate degradation, which is critical for DOCSIS upstream carriers. Designers typically pair it with a diplex filter and place it on a thermally robust FR-4 substrate with a continuous ground pour under the tab.
Recommandé
VHF / UHF General-Purpose Gain Block
For VHF (40-300 MHz) and UHF (300-1000 MHz) applications such as Land Mobile Radio drivers, ISM-band front ends, and amateur radio transverters, the MMG3003NT1 provides a flat 20 dB with low group-delay variation. Its broadband match avoids the per-band LC networks that discrete VHF/UHF designs often require, which is valuable for multiband test equipment. Because the part is internally prematched, board-level design can use a standard 50 ohm microstrip line directly on the input and output traces without reactive components.
Recommandé
Lab Bench / Instrumentation Gain Block
In lab and instrumentation pre-amplifiers (spectrum analyzer front ends, signal-generator output buffers, EMC probe amplifiers), the MMG3003NT1 acts as a broadband 50 ohm gain block from 40 MHz to 3.6 GHz. Its 20 dB gain and 24 dBm P1dB make it useful both as a low-noise preamp for weak signals and as a moderate-power output buffer. The exposed-tab SOT-89 mounts easily on a standard eval PCB or a small test fixture, and the part's broadband nature means one circuit covers HF, VHF, UHF, cellular and lower microwave bands.
Recommandé
WLL / PHS / UMTS Small-Signal Driver
For Wireless Local Loop (WLL), Personal Handy-phone System (PHS), and UMTS small-signal driver stages, the MMG3003NT1 offers a simple internally matched RF building block. Its 20 dB gain supports the modest signal levels typical of these access systems, while 24 dBm P1dB provides adequate headroom for line-of-sight propagation impairments and fading margin. Drop the part onto a microstrip PCB with a single bypass capacitor on VCC and a thermal copper pour, and the design is complete - no external LC matching required.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MMG3003NT1 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MMG3003NT1-NXP | MMG3001NT1 | ADL5545ARKZ-R7 | ADL5544ARKZ-R7 |
|---|---|---|---|---|---|
| Package | SOT-89-4 (TO-243AA) | SOT-89-4 (TO-243AA) - same | SOT-89-4 (TO-243AA) - same | SOT-89-3 (different pin count, same family) | SOT-89-3 (different pin count, same family) |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | Analog Devices | Analog Devices |
| Frequency Range | 40 MHz to 3600 MHz | 40 MHz to 3600 MHz | Different band - see datasheet | Comparable broadband | Comparable broadband |
| Technology | InGaP HBT | InGaP HBT | InGaP HBT | GaAs pHEMT | GaAs pHEMT |
| Input Matching | Internal | Internal | Internal | Internal | Internal |
Principaux différenciateurs
- 4-pin SOT-89 with internally prematched output (vs ADL5545ARKZ-R7)
- Higher P1dB output power at full bandwidth (vs ADL5544ARKZ-R7)
- InGaP HBT technology heritage from Freescale/NXP (vs ADL5545ARKZ-R7)
Notes de conception
The MMG3003NT1 dissipates approximately 1.08 W (6 V x 180 mA) under Class A bias. The SOT-89-4 exposed tab is the primary thermal path; solder it to a continuous PCB ground copper pour of at least 1 square inch (approximately 6 cm squared) on the top layer to keep junction temperature rise below 50 C above ambient. Without adequate thermal copper, the part may enter thermal shutdown during continuous high-P1dB operation, especially inside enclosed housings. Estimated: theta_JA from SOT-89-4 datasheet package outline and 1 sq inch 2-layer copper pour.
Place a 100 nF X7R bypass capacitor as close as possible to the VCC pin (pin 4) and a 10 uF tantalum or ceramic bulk capacitor within 5 mm of the supply trace. The input and output traces should be 50 ohm controlled-impedance microstrip or coplanar-waveguide with ground via fencing spaced at most lambda/20 at the highest operating frequency (about 1.5 mm at 3.6 GHz). Avoid routing DC bias traces parallel to RF traces to prevent low-frequency coupling into the RF path.
Do not exceed the 7 V absolute maximum supply voltage; transients from inductive supply leads can destroy the InGaP HBT die. Ensure the exposed tab is soldered to ground - a missing tab solder joint can cause unstable gain, oscillation, and reduced P1dB. Avoid operating at frequencies above 3.6 GHz where the part is not characterized - gain flatness is no longer guaranteed and the part may oscillate. For multi-stage cascades, add an inter-stage attenuator or filter to prevent MMG3003NT1 output from saturating the next stage.
Informations de conformité
RoHS and lead-free compliant per NXP product page. Not AEC-Q100 qualified - this part is not intended for automotive safety-critical applications. Halogen-free status not explicitly stated in available data.
