The 1255AY-101M=P3 from Murata is a Power Inductor with Inductance 100 µH, Inductance Tolerance ±20%, DCR 552 milli-ohm, Saturation Current 900 mA, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for 1255AY-101M=P3 can be seen below.