The BGA2818 from NXP Semiconductors is a RF Amplifier with Frequency 0.25 to 2.15 GHz, Gain 28.5 to 31.4 dB, Noise Figure 3.3 to 4 dB, Output Power 3 to 10 dBm, Output Power 0.002 to 0.01 W. Tags: Surface Mount, Power Amplifier. More details for BGA2818 can be seen below.