The LSQPA251818T681K from Taiyo Yuden is a Power Inductor with Inductance 680 µH, Inductance Tolerance ± 10 %, DCR 28000 to 36400 milli-ohm, Saturation Current 65 mA, SRF 3 MHz. Tags: Surface Mount. More details for LSQPA251818T681K can be seen below.