PEREC The concept of power electronic devices p Power electronic devices are the electronic devices that can be directly used in the power processing circuits to convert or control electric power 4 In broad sense Vacuum devices: Mercury arc rectifier thyratron, etc.. seldom in use today power electronIc devices Semiconductor devices major power electronic devices 4 Very often Power electronic devices= Power semiconductor devices 4 Major material used in power semiconductor devices SiliconPower Electron cs i 4 The concept of power electronic devices The concept of power electronic devices Power electronic devices: Power electronic devices: In broad sense In broad sense Very often: Very often: Major material used in power semiconductor devices Major material used in power semiconductor devices —— Silicon Silicon are the electronic devices that can be directly used in the powe are the electronic devices that can be directly used in the power processing circuits to convert or control electric power. processing circuits to convert or control electric power. power electronic devices power electronic devices Vacuum devices: Mercury arc Vacuum devices: Mercury arc rectifier rectifier thyratron thyratron, etc. . seldom , etc. . seldom in use today in use today Semiconductor devices: Semiconductor devices: major power electronic devices major power electronic devices Power electronic devices = Power semiconductor devices Power electronic devices = Power semiconductor devices