• PREPARED BY SNEHAL V. PURANI

SWITCHING CHARACTERISTICS OF POWER ELECTRONIC DEVICES

IDEAL SWITCH

PRACTICAL SWITCH

DIODE

IDEAL PRACTICAL

TRANSISTOR

INPUT OUTPUT

TRANSFER CHARACTERISTICS

TRANSISTOR SWITCHING TIME

SILICON CONTROLLED RECTIFIER

IDEAL CHARACTRISTICS OF SCR

SCR SWITCHING CHARACTERISTICSTURN ON

SCR SWITCHING CHARACTERISTICSTURN OFF

GATE CHARACTERISTICS

METAL OXIDE FIELD EFFECT TRANSISTOR

TURN ON CHARACTERISTICS

TURN OFF CHARACTERISTICS

INSULATED GATE BIPOLAR TRANSISTOR

DYNAMIC CHRACTERISTICS OF IGBT

• TURN ON

TURN OFF CHARACTERISTICS

DIAC

TRIAC

UNIJUNCTION TRANSISTOR

PROGRAMMABLE UNIJUNCTION TRANSISTOR

GATE TURN OFF (IDEAL)

MOS CONTROLLED THYRISTORS