The PCSM25A8S-1R0M-RC from Allied Components International is a Power Inductor with Inductance 1.0 µH, Inductance Tolerance ±20 %, DCR 59 milli-ohm, Saturation Current 4.0 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for PCSM25A8S-1R0M-RC can be seen below.