company blog about Mingjiada Supply CML Micro SµRF Series GaAs MMIC Power Amplifiers

Mingjiada Supply CML Micro SµRF Series GaAs MMIC Power Amplifiers

Shenzhen Mingjiada Electronics Co., Ltd. — Long-term supplier of the 【CML Micro】 SµRF series GaAs MMIC power amplifiers, covering the Sub-1GHz to Ka-band spectrum. Manufactured using GaAs HBT, InGaP HBT and pHEMT processes, these devices are suitable for a wide range of applications across the MHz to millimetre-wave frequency bands.

【CML Micro】GaAs MMIC Power Amplifiers
CMX90A Series: Sub-1GHz highly integrated power amplifiers/drivers, featuring on-chip matching and active bias, with direct drive from a single-cell to dual-cell lithium battery at low voltage.
MMA Series: Broadband GaAs FET/pHEMT power amplifiers and gain blocks for the GHz to Ka-band, available in both die and QFN packages, designed for microwave links and defence applications.

Mingjiada’s Stock of Popular Models (GaAs MMIC Power Amplifiers)
I. Sub-1GHz HBT Power Amplifiers (ISM/AMR/Walkie-Talkies)
CMX90A003: 860–960 MHz, +29.5 dBm (≈1 W), 1.9–3.0 V, 30 dB small-signal gain, PAE 49%, 4×4 QFN; lithium battery/supercapacitor backup system, extended to the 868/915 MHz range.
CMX90A004: 860–960 MHz, +32.5 dBm (≈2 W), 2.7–4.5 V, 30 dB gain, single-lithium-battery direct-drive final-stage PA, ISM metering/IoT modules.
CMX90A006: 860–930 MHz linear PA, +33 dBm (P1dB), 2.5–5.25 V, PAE 52%, OIP3 +42 dBm, 915 MHz UHF RFID/smart metering.
CMX90A007: 136–1000 MHz two-stage driver, +33.5 dBm (2.2 W), 6.0–9.5 V, >55% PAE, externally matched, dual-lithium-ion battery walkie-talkie/LMR/PMR driver stage.
CMX90A009: 136–1000 MHz single-stage output stage, +40 dBm (10 W), 6.0–9.5 V, >60% PAE, 4×5 DFN, high-power output stage for portable radios.

II. Broadband Gain Slope-Compensated (GHz-band) Power Amplifiers
CMX90G301 / G302: 1.4–7.1 GHz positive gain slope (+1/+2 dB), pHEMT, 2.7–5 V, 3×3 QFN, compensates for high-frequency roll-off in the compensation chain.
CMX90G701 / G702: 6–18 GHz gain block, +1/+2 dB slope, 3×3 QFN.

III. Microwave/Millimetre-wave Broadband Power Amplifiers (MMA Series GaAs)
MMA-495930-Q4: 4.9–5.9 GHz, Psat 33 dBm class, 4×4 QFN, WLAN/WiMAX infrastructure.
MMA-062020-C3: 6–22 GHz gain block, P1dB 19.5 dBm, broadband testing/repeaters.
MMA-273336D-M5: 27–33 GHz, P1dB 36 dBm (≈4 W), 6 V, 5×5 QFN.
MMA-243034D-M5: 24–30 GHz Ka-band, 2.5 W class, satellite uplink/phased array.

IV. Medium-Power Amplifiers for mmWave 5G
CMX90A702: 26.5–29.5 GHz, P1dB +25 dBm (0.3 W), 21 dB gain, 28% PAE, 4×4 VQFN-20, n257/n261 small cells/FWA/CPE.

The [CML Micro] GaAs MMIC power amplifiers supplied by Mingjiada Electronics cover an ultra-wide frequency range from 30 kHz to 50 GHz, meeting the demands of various demanding application scenarios such as satellite communications, 5G millimetre-wave and radar systems. For further product details or to enquire about sample prices, please visit the Mingjiada Electronics website (https://www.integrated-ic.com/) for more information on our product range.