The 1227AS-H-1R0N=P2 from Murata is a Power Inductor with Inductance 1 µH, Inductance Tolerance ±30%, DCR 29 milli-ohm, Saturation Current 2300 mA, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for 1227AS-H-1R0N=P2 can be seen below.