The ADH451S from Analog Devices is a RF Amplifier with Frequency 5 to 18 GHz, Gain 12 to 16 dB, Noise Figure 6.5 to 8 dB, P1dB 0.031 to 0.044 W, IP3 28 to 30 dB. Tags: Ceramic, Hermetic, Surface Mount, Power Amplifier. More details for ADH451S can be seen below.