The BGU8051 from NXP Semiconductors is a RF Amplifier with Frequency 0.3 to 1.5 GHz, Power Gain -21 to 18.3 dB, Noise Figure 0.43 dB, Output Power 19 dBm, Output Power 0.08 W. Tags: Surface Mount, Low Noise Amplifier, Variable Gain Amplifier. More details for BGU8051 can be seen below.