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Qorvo QPA9942 High-Efficiency Power Amplifier

Qorvo QPA9942 High-Efficiency Power Amplifier is a high-efficiency, linearizable power amplifier targeting Band N78 small-cell wireless infrastructure systems. Using InGaP/GaAs HBT technology, the product delivers high efficiency of 26% at +28dBm average output power while providing excellent DPD linearized ACPR of -50dBc for wideband 5G signals.

The Qorvo QPA9942 is housed in a 5mm x 5mm SMT package. It is pin-to-pin compatible with QPA9908, QPA9901, and QPA9903 (high-efficiency small cell PA).

Features

  • 3300 – 3800MHz
  • 31dB gain typical cross the band
  • Over 35.3dBm P3dB
  • 25.6% PAE at +28dBm power output
  • < -50dBc ACPR DPD linearized at +28dBm Pout
  • 1.8V logic compatible PA ON/OFF control
  • On-chip ESD protection
  • 5mm x 5mm package

Applications

  • 4G/5G small-cell BTS
  • 5G M-MIMO
  • Repeaters / DAS
  • Mobile infrastructure
  • General-purpose wireless

Functional Block Diagram

Block Diagram - Qorvo QPA9942 High-Efficiency Power Amplifier

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Qorvo QPA9942 High-Efficiency Power Amplifier