The IRH4D18M820 from TRIGON COMPONENTS is a Power Inductor with Inductance 82.00 µH, Inductance Tolerance ±20 %, DCR 1550 milli-ohm, Saturation Current 0.22 A, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for IRH4D18M820 can be seen below.