CHA3398-QDG, a new MPA
CHA3398-QDG, a new wideband MPA

The CHA3398-QDG is a GaAs wideband 36-43.5GHz 4 stage Medium Power Amplifier.

This circuit exhibits 22dB gain and a very low consumption of 4V@200mA. It is fully ESD protected.

It is recommended as a driver for the High Power Amplifier CHA5659-QXG.

Main features

  • Frequency range:   36-43.5GHz
  • Gain: 22dB
  • P-1dB: 18dBm
  • OTOI: 29dBm
  • Gain control: 15dB
  • Consumption: 4V@200mA
  • Package: QFN 24L 4x4

The CHA3398-QDG is optimized for a wide range of applications from defense to commercial communication systems.

It is available in QFN 4x4 24L surface mount package.

This product is manufactured with a 0.15µm gate length GaAs pHEMT process.

Link to the datasheet

Sij versus frequency