PEREC A classification of power electronic devices Uncontrolled device: diode (Uncontrollable device) has only two terminals and can not be controlled by control signal The on and off states of the device are determined by the power circuit Half-controlled device: thyristor ( Half-controllable device) is turned-on by a control signal and turned-off by the power circuit Fully-controlled device: Power MOSFET, IGBT, GTO, IGCT (Fully-controllable device) The on and off states of the device are controlled by control signalsPower Electron cs i 10 A classification of power electronic devices A classification of power electronic devices Uncontrolled dev Uncontrolled device: diode ice: diode (Uncontrollable device) (Uncontrollable device) Fully -controlled device: Power MOSFET, IGBT,GTO, IGCT controlled device: Power MOSFET, IGBT,GTO, IGCT (Fully -controllable device) controllable device) Half-controlled device: controlled device: thyristor thyristor (Half-controllable device) controllable device) has only two terminals and can not be controlled by control signal. The on and off states of the device are determined by the power circuit. is turned-on by a control signal and turned-off by the power circuit The on and off states of the device are controlled by control signals