The TQC9312 from Qorvo is a RF Amplifier with Frequency 3.3 to 3.8 GHz, Gain 43 dB, Noise Figure 4 dB, Output Power 27.8 dBm, Output Power 0.6 W. Tags: Surface Mount, Digital Variable Gain Amplifier, Power Amplifier. More details for TQC9312 can be seen below.