The 1N6622US is a bipolar junction transistor (BJT) designed for use in power switching and general purpose applications by Microchip Technology. This device is offered in a 3-pin TO-220 package, consisting of an NPN general purpose transistor and two resistors in series. It has the following electrical characteristics: Vceo: 40V, Ic: 4A, and hFE: 20-200. The device has integrated on-chip ESD protection offering up to 8kV ESD withstand capability. It is optimized for low input/output capacitance, offering improved switching performance. This device is also RoHS compliant.