The MS2520LS-R91J-LF from Coilmaster Electronics is a Power Inductor with Inductance 0.91 µH, Inductance Tolerance ±5 %, DCR 650.0 milli-ohm, Saturation Current 0.84 A, SRF 400 MHz. Tags: Surface Mount. More details for MS2520LS-R91J-LF can be seen below.