Mini-Circuits’ ADC-20-132+ is a surface-mount directional coupler providing 20 dB coupling from 100 to 1300 MHz. This model, provides good coupling flatness, low mainline loss, high directivity and RF input power handling up to 4W. The unit comes housed in a miniature 6-lead plastic package (0.27 x 0.31 x 0.11″), saving space in dense PCB layouts.