The IRH4D28M270 from TRIGON COMPONENTS is a Power Inductor with Inductance 27.00 µH, Inductance Tolerance ±20 %, DCR 261 milli-ohm, Saturation Current 0.58 A, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for IRH4D28M270 can be seen below.