The #B953AS-121M=P3 from Murata is a Power Inductor with Inductance 120 µH, Inductance Tolerance ±20%, DCR 185 milli-ohm, Saturation Current 1300 mA, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for #B953AS-121M=P3 can be seen below.