1. ECE 1270: Introduction to Electric Circuits
Lecture 9:
1) Source Transformations
2) Thevenin & Norton
Sources
Chapter 4
Techniques of Circuit Analysis: Sections 4.9, 4.10

2. EE 1270: Introduction to Electric Circuits
Source Transformations

3. Simplify the Circuit by Source Transformation

4. Example 4.8: Find P6V

5. AP 4.15: Find v
Students work on this problem

6. Equivalent Voltage and current
Vab?
Iab (=IR)?

7. EE 1270: Introduction to Electric Circuits
Thevenin Equivalent

8. Thevenin Equivalent Circuit

9. Thevenin Equivalent Circuit: Why do we care?
Output
Port
RTH
RTH

10. Find Thevenin Equivalent

11. Sadiku Practice Problem 4.8 (p.142) : Thevenin Equi.
Students work on this problem

12. Norton Equivalent Circuit

13. Find Norton Equivalent

14. AP 4.17: Find Norton Equivalent
Students do this example

15. AP 4.18: Find Both Thevenin and Norton Equivalents
If time permits