The SDS850R -392N from API Delevan is a Power Inductor with Inductance 3.9 µH, Inductance Tolerance ±20 %, DCR 55 milli-ohm, Saturation Current 2100 mA, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for SDS850R -392N can be seen below.