The BGA2802 from NXP Semiconductors is a RF Amplifier with Frequency 0.25 to 2.15 GHz, Gain 23.7 to 26.7 dB, Noise Figure 3.1 to 4.7 dB, Output Power -4 to 5 dBm, Output Power 0.0004 to 0.0032 W. Tags: Surface Mount, Power Amplifier. More details for BGA2802 can be seen below.