Berkeley ELENG 40 - Lecture 3 (8 pages)

Previewing pages 1, 2, 3 of 8 page document View the full content.
View Full Document

Lecture 3



Previewing pages 1, 2, 3 of actual document.

View the full content.
View Full Document
View Full Document

Lecture 3

76 views

Lecture Notes


Pages:
8
School:
University of California, Berkeley
Course:
Eleng 40 - Introduction to Microelectronic Circuits
Introduction to Microelectronic Circuits Documents

Unformatted text preview:

EE40 Lecture 3 Venkat Anantharam 1 28 08 Reading Chap 2 EE40 Spring 08 Slide 1 Venkat Anantharam I V Characteristic of Elements a Vab Find the I V characteristic i R i vs b v EE40 Spring 08 Slide 2 Venkat Anantharam Short Circuit and Open Circuit Short circuit R 0 no voltage difference exists all points on the wire are at the same potential Current can flow as determined by the circuit Open circuit R no current flows Voltage difference can exist as determined by the circuit EE40 Spring 08 Slide 3 Venkat Anantharam Short Circuit and Open Circuit Wire short circuit R 0 no voltage difference exists all points on the wire are at the same potential Current can flow as determined by the circuit Air open circuit R no current flows Voltage difference can exist as determined by the circuit EE40 Spring 08 Slide 4 Venkat Anantharam Example Power Absorbed by a Resistor p vi iR i i2R p vi v v R v2 R Note that p 0 always for a resistor a resistor dissipates electric energy Example a Calculate the voltage vg and current ia b Determine the power dissipated in the 80 resistor EE40 Spring 08 Slide 5 Venkat Anantharam Terminology Nodes and Branches Node A point where two or more circuit elements are connected Branch EE40 Spring 08 Slide 6 Venkat Anantharam Graph associated to a circuit First determine all the nodes in the circuit Draw a line diagram where every pair of nodes that is connected by a circuit element in the circuit is connected by an edge in your diagram This is called the graph of the circuit EE40 Spring 08 Slide 7 Venkat Anantharam Circuit Nodes and Loops A node is a point where two or more circuit elements are connected A loop is formed by tracing a closed path in a circuit through selected basic circuit elements without passing through any intermediate node more than once EE40 Spring 08 Slide 8 Venkat Anantharam



View Full Document

Access the best Study Guides, Lecture Notes and Practice Exams

Loading Unlocking...
Login

Join to view Lecture 3 and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view Lecture 3 and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?