The XGL4020-Series from Coilcraft is a Power Inductor with Inductance 0.11 to 8.2 µH, Inductance Tolerance ±20%, DCR 1.4 to 78.1 milli-ohm, Saturation Current 1400 to 29000 mA, SRF 20 to 250 MHz. Tags: Surface Mount. More details for XGL4020-Series can be seen below.