WeEn has a comprehensive range of NPN Power Bipolar Junction Transistors (BJT). Voltages range from 700V to 1200V and currents range from 1 to 12A. WeEn Power Transistors come in a variety of through-hole and SMD packages. WeEn BJTs feature fast switching, high DC current gain and low switching and conduction losses. Applications include Switched Mode Power Supplies, Self-Oscillating Power Supplies and lighting drivers (Low Voltage Tungsten Halogen, fluorescent, LED).