The FAC1803P from Yantel Corporation is a Fixed Attenuator with Frequency DC to 18 GHz, Attenuation 3 dB, Power 2 W, Attenuation Accuracy ±0.5 to ±1 dB, Operating Temperature -55 to 150 Degree C. Tags: Chip, Ceramic, Surface Mount. More details for FAC1803P can be seen below.