The RFPA3805 from Qorvo is a RF Amplifier with Frequency 700 MHz to 2.7 GHz, Gain 20.5 dB, Noise Figure 5 dB, Output Power 33.1 dBm, Output Power 2.04 W. Tags: Surface Mount, Driver Amplifier, Power Amplifier. More details for RFPA3805 can be seen below.