The HMC442LC3B from Analog Devices is a RF Amplifier with Frequency 17.5 to 25.5 GHz, Gain 13 dB, Noise Figure 9 dB, Output Power 22 dBm, Output Power 0.16 W. Tags: Surface Mount, Gain Block, Power Amplifier, Driver Amplifier. More details for HMC442LC3B can be seen below.