The SP1812R-222K from API Delevan is a Power Inductor with Inductance 2.2 µH, Inductance Tolerance ±10 %, DCR 150 milli-ohm, Saturation Current 1390 mA, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for SP1812R-222K can be seen below.