SemiconductorThe AOK20B135D1 from Alpha & Omega Semiconductor is a medium power insulated-gate bipolar transistor (IGBT) rated at 1.35 kV and 20 A, with a maximum power dissipation of 170 W and a typical turn-off energy of 1.05 mJ. This transistor is packed in a TO247 package and is suitable for use in motor control, inverter, chopper, lighting, AFC, ECU, UPS, solar, automotive, and industrial applications.