The LSDND4040MKT1R0MM from Taiyo Yuden is a Power Inductor with Inductance 1 µH, Inductance Tolerance ± 20 %, DCR 31 to 36 milli-ohm, Saturation Current 500 to 6200 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for LSDND4040MKT1R0MM can be seen below.