The SDH5030-3R0M-LF from Coilmaster Electronics is a Power Inductor with Inductance 3.00 µH, Inductance Tolerance ±20 %, DCR 3.70 milli-ohm, Saturation Current 18.3 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SDH5030-3R0M-LF can be seen below.