The CHA6682-98F from United Monolithic Semiconductors is a 3-Stage GaN Power Amplifier MMIC that operates from 24 to 27.5 GHz. It delivers a saturated output power of 5 W (37 dBm) with a gain of 25 dB and a power-added efficiency of 32%. This amplifier has a return loss of -7 dB (input) and -10 dB (output). It is manufactured on a robust GaN on SiC HEMT process and has an output power detector & integrated ESD RF protection circuitry.
The CHA6682-98F requires a DC supply of 20 V and consumes 1000 mA of current. It is available as a bare die that measures 2.5 x 1.6 mm. This amplifier is ideal for microwave systems and telecommunication applications.
