The MS2520LS-3R3J-LF from Coilmaster Electronics is a Power Inductor with Inductance 3.3 µH, Inductance Tolerance ±5 %, DCR 1370.0 milli-ohm, Saturation Current 0.74 A, SRF 165 MHz. Tags: Surface Mount. More details for MS2520LS-3R3J-LF can be seen below.