The ALM-31122 from Broadcom is a RF Amplifier with Frequency 0.7 to 1 GHz, Gain 13.7 to 15.6 dB, Noise Figure 2 dB, Output Power 30 to 31.6 dBm, Output Power 1 to 1.45 W. Tags: Surface Mount, Power Amplifier. More details for ALM-31122 can be seen below.