The BGA3031 from NXP Semiconductors is a RF Amplifier with Frequency 5 to 85 MHz, Gain Flatness ± 0.4 to 0.6 dB, Noise Figure 3.5 dB, Output Power 74 dBm, Output Power 25118.86 W. Tags: Surface Mount, Variable Gain Amplifier. More details for BGA3031 can be seen below.