Power Electronics

The course covers basic topics of power electronics with in-depth description of the below content which will be useful for students who are under Electronics & Communication stream pursuing their bachelors degree or masters degree

Module 1 : Power Semiconductor Switches Power diodes, Power BJT, Power MOSFET and IGBT - static and dynamic characteristics, SCR and GTO. Power diodes and Bipolar power transistors – structure, static and dynamic characteristics. Power MOSFET and IGBT – structure, static and dynamic characteristics. SCR and GTO – construction and characteristics.

BJT and MOSFET driver circuits (at least two circuits each) , Snubber circuits – ON and OFF snubbers , Three phase diode bridge rectifiers – basic principles only

Module 2 : Protection circuits and Rectifiers BJT and MOSFET drive circuits, Snubber circuits, Three phase diode bridge rectifiers, Single phase and three phase controlled rectifiers.

Module 3 : DC – DC Switch Mode Converters Buck, Boost and Buck-boost DC-DC converters Waveforms and expression of DC-DC converters for output voltage, voltage and current ripple under continuous conduction mode. (No derivation required) Isolated converters: Flyback, Forward, Push Pull, Half bridge and Full bridge converters – Waveforms and governing equations (No derivation required) ELECTRONICS & COMMUNICATION ENGINEERING

Module 4 : DC-AC Switch Mode Inverters Inverter topologies, Driven Inverters : Push-Pull, Half bridge and Full bridge configurations, Three phase inverter, Pulse width modulation

Module 5 : Applications DC Motor Drives, Induction Motor Drives, Residential and Industrial applications.