The LSDND4040MKT1R2MF from Taiyo Yuden is a Power Inductor with Inductance 1.2 µH, Inductance Tolerance ± 20 %, DCR 41 to 47 milli-ohm, Saturation Current 4200 to 6200 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for LSDND4040MKT1R2MF can be seen below.