The CSDS3D18N220T from Cal-Chip Electronics is a Power Inductor with Inductance 22 µH, Inductance Tolerance ±30 %, DCR 0.430 ohm, Saturation Current 0.40 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for CSDS3D18N220T can be seen below.