The IWDAE4020M3R3T from TRIGON COMPONENTS is a Power Inductor with Inductance 3.3 µH, Inductance Tolerance ±20 %, DCR 0.073 ohm, Saturation Current 4.7 to 5.9 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for IWDAE4020M3R3T can be seen below.