The IPP-7112 from Innovative Power Products is a surface mount 90 degree coupler that operates from 8 GHz to 12 GHz. It has an insertion loss of less than 0.45 dB, an isolation of over 17 dB and a VSWR of 1.35:1. The coupler can handle up to 50 W of average power and has an amplitude balance of +/-0.55 dB with phase balance of +/-6 degree. It is available in tape and reel packaging and measures 0.20 x 0.25 inches.
