The QPA4563A from Qorvo is a RF Amplifier with Frequency DC to 3.5 GHz, Gain 20.4 dB, Noise Figure 2.5 dB, Output Power 16.2 dBm, Output Power 0.04 W. Tags: Surface Mount, Power Amplifier, Buffer Amplifier, Driver Amplifier. More details for QPA4563A can be seen below.