circuits

1. ELECTRONICS I
Fall 2020
Lec. 6
Dr. Mona M.Soliman
Dr.Walid Mohiy
IT Dept.

2. 2
ELECTRONICS I
Course Outline
Circuit Analysis
Circuit Analysis
Techniques
Basic Circuit
Elements
Mesh/Node
Elec. Laws
Equ. Circuits
Norton/Thev.
V/I sources
Resistor
Capacitor &
Inductor

3. 3
NODAL ANALYSIS
(“Node-Voltage Method”)
0) Choose a reference node
1) Define (number) unknown node voltages
2) Apply KCL to each unknown
node, expressing current in
terms of the node voltages
=> N equations for
N unknown node voltages
3) Solve for node voltages
=> determine branch currents
Formal Circuit Analysis Methods

4. 4
Nodal Analysis
Node-Voltage Method
 Reference node
 Node voltages
 KCL

5. 5

6. 6
Nodal Analysis
Node-Voltage Method
 Reference node
 Node voltages
 KCL

7. 7

8. 8
Nodal Analysis
 Reference node
 Node voltages
 KCL

9. 9

10. 10
Nodal Analysis
And Dependent Sources
 Reference node
 Node voltages
 KCL

11. 11

12. 12
Nodal Analysis
And Dependent Sources
 Reference node
 Node voltages
 KCL

13. 13