ECEN 4797  Introduction to Power Electronics
Catalog Data 
ECEN 4797 (3). Introduction to Power Electronics.
An introduction to switchedmode converters. Includes steadystate converter
modeling and analysis, switch realization, discontinuous conduction mode,
and transformerisolated converters. AC modeling of converters using
averaged methods, smallsignal transfer functions, feedback loop design,
and transformer design. 
Credits and Design 
3 credit hours. Selected elective course. 
Prerequisite(s) 
ECEN 3250,
Microelectronics.
Restricted to junior and senior engineering majors. 
Corequisite(s) 
None. 
Instructor(s) 
Robert Erickson, Dragan Maksimovic, Regan Zane. 
Textbook 
Robert W. Erickson and Dragan Maksimovic, Fundamentals of
Power Electronics, 2nd Edition, Springer, 2001, ISBN13 9780792372707. 
 

Course Objectives 
For students to:
 Understand the concepts and basic operation of efficient switchedmode
power conversion, including basic circuit operation and magnetics design.
 Understand how to analyze and model steadystate converter operation,
switch realization, and continuous/discontinuous operation modes for
converters with and without transformer isolation.
 Understand dynamic ac modeling of converters using averaging techniques,
small signal transfer functions, and classical feedback loop design.
 Understand how to analyze and model design techniques related to
magnetic components in switchedmode power converters.

Learning Outcomes 
After taking this course students will be able to recognize and use
the following concepts, ideas, and/or tools:
 SteadyState Analysis of switchedmode
dcdc power converters.
 Design of SwitchedMode Converters,
including selection of component values based on steadystate dc and
ac ripple specifications.
 SmallSignal ac Model Development and Analysis
for switchedmode dcdc converters using averaging techniques, including
the derivation and visualization of converter smallsignal transfer
functions.
 Analysis and Design of Control Loops
around switchedmode power converters using averaging smallsignal
dynamic models and classical control theory.
 Analysis, Modeling, and Design of Inductors
and Transformers for switchedmode power converters.

Student Outcomes Addressed 
3a 
3b 
3c 
3d 
3e 
3f 
3g1 
3g2 
3h 
3i 
3j 
3k 
Math /Sci 
Exper iments 
Design 
Teams 
Engr Problems 
Respon sibility 
Oral 
Written 
Engr Solns Impact 
LL Learning 
Contem porary 
Tools 
H 

M 

M 






L 

Topics Covered 
 Introduction
 Principles of steadystate converter analysis
 Steadystate equivalent circuit modeling, losses, and efficiency
 Switch realization
 The discontinuous conduction mode
 Converter circuits
 AC Equivalent circuit modeling
 Converter transfer functions
 Controller design
 Basic magnetics theory
 Inductor design
 Transformer design
 Layout and grounding principles

Last revised: 051411, PM, ARP.