The X3C22E3-03S from TTM Technologies is a 90 Degree Hybrid Coupler with Frequency 1.8 to 2.7 GHz, Average Power 250 to 300 W, Peak Power 65 dBm, Insertion Loss 0.12 to 0.15 dB, Isolation 23 to 25 dB. Tags: Surface Mount. More details for X3C22E3-03S can be seen below.