The CHA5659-QXG from United Monolithic Semiconductors is a RF Amplifier with Frequency 40 to 43.5 GHz, Gain 20 dB, Small Signal Gain 20 dB pk-pk, Output Power 30 dBm, Output Power 1 W. Tags: Surface Mount, Power Amplifier. More details for CHA5659-QXG can be seen below.