Semiconductor Switching Devices
Classifications,Summary
1,Uncontrolled turn on and off (e.g,diode)
2,Controlled turn on,uncontrolled turn off (e.g,SCR)
3,Controlled turn on and off (e.g,BJT,MOSFET,GTO,
SITH,IGBT,SIT,MCT)
4,Continuou s gate signal requirement (BJT,MOSFET,
IGBT,SIT)
5,Pulse gate signal requirement (e.g,SCR,GTO,MCT)
6,Bipolar voltage blocking capability (e.g,SCR,GTO)
7,Unipolar voltage blocking capability (e.g,BJT,
MOSFET,IGBT,MCT)
8,Bidirectional current capability (TRIAC,RCT)
9,Unidirectional current capability (SCR,GTO,BJT,
MOSFET,MCT,IGBT,SITH,SIT,diode)
RCT – Reverse Conducting Thyristor
SIT – Static Induction Transistor
SITH – Static Induction Thyristor
IGBT – Insulated Gate Bipolar Transi stor
MCT – Mosfet Controlled Thyristor
GTO – Gate turn - off Thyristor