The Sumida CDRH2D18/HPNP-2R2NC is a small, surface-mountable fixed inductor device with an inductance of 2.2 micro Henries and a rated current of 850mA. It has a three-pin package in a black, epoxy-coated metal enclosure. The inductor has a single-layer dust core wired in series, with a maximum DC resistance of 0.01 ohms. It is designed to provide steady current output, and is small enough to be used in a wide range of electronic applications, such as audio circuits, power supplies, and automotive electronics.