The IWDAE4020MR47T from TRIGON COMPONENTS is a Power Inductor with Inductance 0.47 µH, Inductance Tolerance ±20 %, DCR 0.016 ohm, Saturation Current 11.0 to 12.0 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for IWDAE4020MR47T can be seen below.