The ICSI273116D4SHMST12 from knitter-switch is a Power Inductor with Inductance 27.0 µH, Inductance Tolerance ±20 %, DCR 150.0 milli-ohm, Saturation Current 1.12 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for ICSI273116D4SHMST12 can be seen below.