The YTA0618-R22M is a 220nH double-layer power inductor manufactured by Wenshan. It has a tolerance of ±20%, a 22A current rating and a size of 6.8x7.3x1.8mm. It is compliant with the RoHS (Restriction of Hazardous Substances) Directive and is suited for use in various applications including DC-DC converters, DC-DC converters, linear regulators, charging circuits, DC/DC current-limiting circuits, and power supplies.