The PBB-28-220-12-LCA from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 2 to 20 GHz, Gain 28 dB, Gain Flatness ± 2.25 dB, Noise Figure 3 dB, Output Power 12 dBm. Tags: Surface Mount, Power Amplifier. More details for PBB-28-220-12-LCA can be seen below.