The PE2-30-0R51R0-4R0-21-12-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 500 MHz to 1 GHz, Gain 30 dB, Gain Flatness ± 0.5 dB, Noise Figure 4 dB, Output Power 21 dBm. Tags: Surface Mount, Low Noise Amplifier. More details for PE2-30-0R51R0-4R0-21-12-SFF can be seen below.