The SP73-3R3M from CODACA Electronic is a Power Inductor with Inductance 3.30 µH, Inductance Tolerance ±20 %, DCR 14.4 to 17.3 milli-ohm, Saturation Current 5.40 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SP73-3R3M can be seen below.