## ECEN 2260 - Circuits as Systems

Catalog Data ECEN 2260 (3). Circuits as Systems. Continues basic circuit analysis of ECEN 2250: Laplace transform techniques, transfer functions, frequency response, Bode diagrams, resonant circuits, Fourier series expansions, and convolution.
Credits and Design 3 credit hours. Required core course.
Prerequisite(s) ECEN 2250, Introduction to Circuits & Electronics
APPM 2360, Introduction to Differential Equations with Linear Algebra.
Corequisite(s) none.
Instructor(s) Robert Erickson, Albin Gasiewski, Harry Hilgers, Michael Lightner, Peter Mathys.
Textbook Roland E. Thomas, Albert J. Rosa, and Gregory J. Toussaint, The Analysis and Design of Linear Circuits, 6th Edition, John Wiley & Sons, Inc., 2009, ISBN-13 978-0-470-38330-8.

Course Objectives For students to:
1. Understand the fundamental difference between first and second order circuits and how to decompose higher order circuits.
2. Understand how to use transformations to analyze, design, and characterize linear networks and systems.
3. Understand how to specify, design, and analyze filters in the time and frequency domains.
Learning Outcomes After taking this course students will be able to recognize and use the following concepts, ideas, and/or tools:
1. Transformations as tools, including Laplace transform, s-domain circuit analysis, and Fourier series.
2. Network system functions for first and second order systems, including poles and zeros, and unit impulse responses.
3. Frequency domain design/analysis, including frequency responses, Bode plots, and filter specifications.
4. Circuit analysis and design tools, including LTspice and Matlab.
Student Outcomes
 3a 3b 3c 3d 3e 3f 3g1 3g2 3h 3i 3j 3k Math/Sci Exper-iments Design Teams EngrProblems Respon-sibility Oral Written Engr SolnsImpact LLLearning Contem-porary Tools H M M M M
Topics Covered
1. Introduction
2. Second order circuits
3. Signal waveforms and Laplace transforms
4. Laplace transform pairs and properties
5. Poles and zeros
6. Inverse Laplace transforms
7. Circuit analysis in the s-domain
8. Node-voltage analysis in the s-domain
9. Introduction to capacitors and inductors
10. Network/system functions
11. Impulse and step response
12. Sinusoidal stedy-state response
13. Phase and magnitude of frequency response
14. Bode plots
15. Low-pass and high-pass filters
16. Bandpass and bandstop filters
17. Frequency response and step response
18. Fourier series
19. Fourier transform
20. Impulse response and convolution
21. Active filter design

Last revised: 05-13-11, PM.