United Monolithic Semiconductors (UMS) announced the frequency band of the CHA3801-QDG LNA has been increased from 1.25 to 1.75GHz to 1 to 2GHz. 

This LNA is designed for L-Band applications such as:

  • Military & professional:  L-Band Radar including Air Traffic Control (ATC),
  • Space: Radio navigation - ground segment (GPS, Galileo, Glonass),
  • Scientific space: earth exploration satellite
  • Telecoms: broadcast satellite radio and applications.

It features an active bias network and protection to allow high input power protection against overdrive. It is internally matched.

  • Frequency range:    1 to 2GHz
  • Linear Gain:    28 dB
  • Pout@1dB comp:    15 dBm
  • Saturated power:    17 dBm
  • Noise figure:  1.45 dB
  • DC bias: 5 V @ 70 mA