The GRF5109 from Guerrilla RF is a RF Amplifier with Frequency 400 MHz to 1.5 GHz, Gain 17.9 dB, Noise Figure 1.2 dB, Output Power 28.3 dBm, Output Power 0.68 W. Tags: Surface Mount, Low Noise Amplifier, Driver Amplifier, Power Amplifier. More details for GRF5109 can be seen below.