The BGA524N6 from Infineon Technologies is a RF Amplifier with Frequency 1.55 to 1.615 GHz, Power Gain 18.4 to 20.8 dB, Noise Figure 0.55 to 1 dB, Input Return Loss 8 to 11 dB, Supply Voltage 1.5 to 3.3 V. Tags: Surface Mount, Low Noise Amplifier. More details for BGA524N6 can be seen below.