The APN319 from Northrop Grumman is a GaN power amplifier that operates from 47.2 to 51.4 GHz. It provides an output power of 7 W with a gain of 20 dB and Power Added Efficiency of 19%. This amplifier requires 24 V DC supply and consumes 200mA of current. It is fabricated using a GaN on SiC process and measures 2.8 x 1.4 mm (3.92 mm2). The amplifier can be used in 5G and SATCOM systems.
