The AFSC5G26D37 from NXP Semiconductors is a RF Amplifier with Frequency 2.575 to 2.625 GHz, Gain 27.1 to 27.4 dB, Input Power 30 dBm, Input Power 1 W, PAE 39.9 to 40%. Tags: Surface Mount, Power Amplifier. More details for AFSC5G26D37 can be seen below.