QPA9903

    1805 - 1880 MHz, 4 Watt High Efficiency Amplifier

    Key Features

    • 1805 - 1880 MHz
    • +36 dBm P3dB
    • 35% PAE at +28 dB power output
    • Better than -50 dBc ACPR DPD linearized at +28 dBm power output
    • 32 dB gain typical cross the band
    • 1.8 V logic compatible PA ON/OFF control
    • On chip ESD protection
    • 5.0 × 5.0 mm package

    The QPA9903 is a high-efficiency, fully input and output matched linearizable power amplifier in RoHS compliant surface mount package. This InGaP/GaAs HBT device delivers high performance across wideband frequencies with +36 dBm P3dB while maintaining 35% PAE at 28 dBm average operation power.

    The QPA9903 is targeted for use as a power amplifier with DPD linearization technique in wireless infrastructure where high linearity, medium power, and high efficiency are required. The device is an excellent candidate for transceiver line cards in current and next generation multi-carrier 3G/4G/5G base stations.

     

    Typical Applications

      • 3GPP band 3 small cells
      • M-MIMO
      • Repeaters/DAS
      • Mobile infrastructure
      • General purpose wireless
    Frequency Min(GHz) 1.805
    Frequency Max(GHz) 1.88
    Pout(dBm) 28
    Psat(dBm) 37
    Gain(dB) 32
    PAE(%) 35
    Voltage(V) 5
    Current(mA) 360
    Package(mm) 5 × 5
    RoHS Yes
    Lead Free No
    Halogen Free Yes
    ITAR Restricted No
    ECCN 5A991.B

    This product appears in the following application block diagrams:

    • Applications > Network Infrastructure > Wireless Infrastructure > Small Cells FDD

      Small Cells FDD