The SP73-180K from Codaca Electronic is a Power Inductor with Inductance 18 µH, Inductance Tolerance ±10 %, DCR 62.9 to 75.5 milli-ohm, Saturation Current 2.35 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SP73-180K can be seen below.