The PBB-28-218-20-LCA from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 2 to 18 GHz, Gain 28 dB, Gain Flatness ± 2.5 dB, Noise Figure 3 dB, Output Power 20 dBm. Tags: Surface Mount, Low Noise Amplifier. More details for PBB-28-218-20-LCA can be seen below.