The 4448-18L from API Delevan is a Power Inductor with Inductance 20 to 80 µH, Inductance Tolerance ±20 %, DCR 85 to 340 milli-ohm, Saturation Current 950 to 1900 mA, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for 4448-18L can be seen below.