The PD0120.503NL from Pulse Electronics is a Power Inductor with Inductance 56.5 µH, Inductance Tolerance ±10 %, DCR 75.5 milli-ohm, Saturation Current 4300 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for PD0120.503NL can be seen below.