The SBS0603-121M-LF from Coilmaster Electronics is a Power Inductor with Inductance 120 µH, Inductance Tolerance ±20 %, DCR 1150 milli-ohm, Saturation Current 0.30 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SBS0603-121M-LF can be seen below.