The B1047AS-221M=P3 from Murata is a Power Inductor with Inductance 220 µH, Inductance Tolerance ±20%, DCR 1100 milli-ohm, Saturation Current 620 mA, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for B1047AS-221M=P3 can be seen below.