The SAC3811Q5 from SuperApex Corporation is a Power Divider with Frequency 8 to 12 GHz, Insertion Loss 1.2 to 1.8 dB, Isolation 23 to 35 dB, Input Power 0.16 W, Amplitude Balance ±0.1 to ±0.2 dB. Tags: Surface Mount. More details for SAC3811Q5 can be seen below.