The SDS1608-681M-LF from Coilmaster Electronics is a Power Inductor with Inductance 680 µH, Inductance Tolerance ±20 %, DCR 2200.0 milli-ohm, Saturation Current 0.055 A, SRF 3 MHz. Tags: Surface Mount. More details for SDS1608-681M-LF can be seen below.