NEW! X-Band 18 W PA Module

Designed for communication systems & radar applications
New from UMS: CHA8612-QDB/20 – 7.9-11 GHz, 18W PA Module

New from UMS: CHA8612-QDB/20 – 7.9-11 GHz, 18W PA Module

CHA8612-QDB - United Monolithic Semiconductors

The CHA8612-QDB is an X-Band (7.9-11 GHz) new HPA designed by UMS to serve commercial and defense communications systems and radar applications. Fabricated with proprietary UMS 0.25 µM GaN on SiC technology.
UMS Logo
46-lead, 7×7 mm QFN Package
The circuit is manufactured with a GaN HEMT process, 0.25µm gate length, via holes through the substrate, air bridges and electron beam gate lithography.


  • High output power: 18 W
  • High PAE: 40%
  • Linear gain: 26 dB
  • DC bias: Vd=30 V @ IDQ=680 mA
  • MSL 3
  • Applications

    It is designed for a wide range of applications, from military to commercial radar and communication systems.

    CHA8612-QDB - Discover the Benefits


    1 Videos

    RF & Microwave Support

    Allow us an opportunity to assess your project and help bring your vision to market faster.

    About our Team of Experts

    Richardson RFPD has a team of over 50 technical resources available to provide design assistance on a variety of topics.  Although there are too many to name, we have highlighted specific topics that provide a representation of our support.