Syllabus

Module1:
Switched mode power conversion: Overview, Introduction to DC-DC converter, Classifications, Ratings and applications.

Module2:
Power semiconductor switches: Diode, Controlled Switches – BJT, MOSFET, IGBT, Ideal and real characteristics, static and switching characteristics, power loss evaluation, turn-on and turn-off snubber design, control, drive and protection.

Module3:
Modeling of converters: Modeling DC-DC converters, State space representation, Circuit Averaging Method, State Space Model of Switching Converters, Modeling, circuit topology, operation, steady-state model, dynamic model of basic switching converters like Buck, Boost, Buck-Boost converters, Transfer function analysis and dynamic performances of switching power converters.

Module4:
Controller basics: Pulse width modulation, Controller design principles, Common practical control applications, Controllers and Sensing Circuit, Regulation, Voltage and Current Control Method, Closed-loop control of switching power converters.

Module 5:
Basics on design of magnetics: Magnetic Design, Selection of magnetic materials for switching converters, Design examples of switching converters, Simple designs and construction of mini projects.

To understand the fundamentals and essential features of switching converters and their applications.

To learn working principles and characteristics of the power semiconductor switches.

To learn the modelling concepts of different topologies of switching converters.

To learn the closed-loop control design of switching power converters.

At the end of the course, students will be able to

CO1: Know the fundamentals and essential features of switching converters and their applications.

CO2: Understand the characteristics and working of power semiconductor switching devices.

CO3: Analyze and implementation of modeling techniques in switching converters.

CO4: Model and design of switching power converters topologies.

CO5: Design the closed-loop control of switching power converters to study the steady-state, dynamic performance.

CO6: Deign the magnetics and practical implementation of the switch mode power converter.

Middlebrook, R. D. (Robert David), and Slobodan Cuk, Advances in Switched-Mode Power Conversion, TESLA , Volumes I and II, 2nd Edition, 1983

Erickson, Robert W., Fundamentals of Power Electronics, Chapman & Hall , 1997

V. Ramanarayanan, Course Material on Switched Mode Power Conversion, Department of Electrical Engineering, Indian Institute of Science, , Bangalore

1. Ned Mohan, Tore M. Undeland, William P. Robbins, Power Electronics: Converters, Applications, and Design, Wiley , 2002