The C5060J5003AHF from TTM Technologies is a 90 Degree Hybrid Coupler with Frequency 4.5 to 6 GHz, Average Power 4 W, Insertion Loss 0.2 to 0.3 dB, Isolation 22 to 27 dB, Coupling 3 dB. Tags: Surface Mount. More details for C5060J5003AHF can be seen below.