The 1P620S Pico-Xinger is a low-configured, miniature 20dB directional coupler with an easy-to-use surface-mount package, specifically designed for MMD and WLAN applications. The 1P620S is used for power and frequency detection as well as power injection. The 1P620S is an ideal solution for the growing demand for small printed circuit boards and high performance in the wireless industry. The parts have undergone strict qualification tests and the units are 100% tested. They are manufactured using materials with x and y thermal expansion coefficients that are compatible with ordinary substrates.