The CSDS3D18N330T from Cal-Chip Electronics is a Power Inductor with Inductance 33 µH, Inductance Tolerance ±30 %, DCR 0.675 ohm, Saturation Current 0.32 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for CSDS3D18N330T can be seen below.