The PCS4D28-181T-RC from Allied Components International is a Power Inductor with Inductance 180 µH, Inductance Tolerance ±30 %, DCR 1.54 ohm, Saturation Current 0.22 A, Temperature Operating Range -30 to 100 Degree C. Tags: Surface Mount. More details for PCS4D28-181T-RC can be seen below.