The CHA7455-99F from United Monolithic Semiconductors is a RF Amplifier with Frequency 39 to 43.5 GHz, Gain 29 dB (Linear), Saturated Power 8.912 W, Input Power 23 dBm, Input Power 0.199 W. Tags: Die, Power Amplifier. More details for CHA7455-99F can be seen below.