The SPD73R-472M from API Delevan is a Power Inductor with Inductance 4.7 µH, Inductance Tolerance ±20 %, DCR 50 milli-ohm, Saturation Current 2150 mA, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for SPD73R-472M can be seen below.