The SRR3818A-Series from Bourns is a Power Inductor with Inductance 1 to 100 µH, Inductance Tolerance ± 30 %, DCR 27.5 to 2600 milli-ohm, Saturation Current 200 to 2100 mA, SRF 11 to 165 MHz. Tags: Surface Mount. More details for SRR3818A-Series can be seen below.