The SMPI404012-1R0NU from Venkel is a Power Inductor with Inductance 1.0 µH, Inductance Tolerance ±30 %, DCR 50 milli-ohm, Saturation Current 2.61 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SMPI404012-1R0NU can be seen below.