The PCD0903MT221 is a series of power inductors manufactured by Viking for use in a wide variety of consumer, commercial, and industrial electronic applications. The inductors measure 7.8mm x 7mm x 3.5mm in size and feature 220uH of inductance ±20%, and have a current rating of 310mA. The part is RoHS compliant, manufactured with high-quality materials, and designed to provide reliable performance for years of service. It is perfect for applications requiring a high current circuit, such as power supplies, DC/DC converters, DC/AC inverters, switching regulators, or motor drives.