The SDC4D18-2R2N-LF from Coilmaster Electronics is a Power Inductor with Inductance 2.2 µH, Inductance Tolerance ±30 %, DCR 75 milli-ohm, Saturation Current 1.32 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SDC4D18-2R2N-LF can be seen below.