The XC0900E-03S from TTM Technologies is a 90 Degree Hybrid Coupler with Frequency 800 MHz to 1 GHz, Average Power 75 to 80 W, Insertion Loss 0.2 to 0.22 dB, Isolation 21 to 23 dB, Coupling 3 dB. Tags: Surface Mount. More details for XC0900E-03S can be seen below.