The FDD3N50NZ is an N Channel Metal Oxide Semiconductor Field Effect Transistor (MOSFET) manufactured by VBsemi Electronics. It is offered in a discrete package, a TO-252-3 (also known as DPAK or PowerPAK) with a surface mount type. The device features a drain to source voltage of 650V, a 4.5A continuous drain current at a temperature of 10V, and an on resistance of 1.8O. It is RoHS compliant, meaning it conforms to all Restriction of Hazardous Substances standards. This device is great for high power applications, such as motor control, switching power supplies, and many industrial, telecom, and consumer applications.