The CSDS4D18N470T from Cal-Chip Electronics is a Power Inductor with Inductance 47 µH, Inductance Tolerance ±30 %, DCR 0.922 ohm, Saturation Current 0.28 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for CSDS4D18N470T can be seen below.