Lectures for EE
220, Circuits I Spring 2022
January 17 (M) No Lecture, Martin Luther King Jr. Day
January 19 (W) Notes
and Video
Discuss course webpage, course policies, homework guidelines.
Introduce Ohms Law, LTspice.
January 24 (M) Notes
and Video
Continue with Ohms Law, LTspice. Discuss conventional current
flow, voltage sources. Falstad.
January 26 (W) Notes
and Video
Parallel and series resistors and equivalents, voltage and current
sources.
January 31 (M) Notes
and Video
Introduce Kirchhoffs Voltage and Current Laws (KVL, KCL). Work
example problems. Quiz
3.
February 2 (W) Notes
and Video
Derive and discuss voltage and current dividers, review
KVL. Live DC circuit demo.
February 7 (M) Notes
and Video
Introduce superposition, mesh analysis techniques. Work example
problems. Quiz
5.
February 9 (W) Notes
and Video
Review superposition, answer questions, work example problems. Review
mesh analysis.
February 14 (M) Notes
and Video
Introduce Thevenins
and Nortons
theorems for simplifying circuits. Work example problems.
February 16 (W) Notes
and Video
Continue with Thevenins and Nortons theorems, discuss source
transformation.
February 21 (M) No Lecture, Presidents Day
February 23 (W) Notes
and Video
Discuss instantaneous power, power dissipation. Dependent
sources. HW8, 2AM,
2AS,
2BM,
2BS.
February 28 (M) Notes
and Video
Continue with dependent sources, work example problems. Start
reviewing for midterm exam.
March 2 (W) No Lecture
March 7 (M) Notes
and Video
Review for the midterm, answer questions,
work problems.
March 9 (W) Midterm Exam, Solutions
March 14 (M) No Lecture,
Spring Break
March 16 (W) No Lecture,
Spring Break
March 21 (M) Notes
and Video
Solve the midterm, answer questions. Introduce capacitors. Discuss
charge, voltage, equivalents.
March 23 (W) Notes
and Video
Continue with capacitors, capacitor energy storage, current,
charge sharing.
March 28 (M) Notes
and Video
Begin RC circuits, charging and discharging equation derivations,
work examples.
March 30 (W) Notes
and Video
Continue with RC circuits, capacitor behavior in DC, AC. Work more
examples.
April 4 (M) Notes
and Video
Wrap up with more complicated RC circuits, solving using KVL.
FIFE equation video, notes.
April 6 (W) Notes
and Video
Introduce inductors. Discuss energy storage, current, voltage.
Begin RL circuits. Quiz 13.
April 11 (M) Notes
and Video
Continue with inductors, RL circuits. Discuss inductor
equivalents. Work examples.
April 13 (W) Notes
and Video
Wrap up and review RC (ex1,
ex2) and RL circuits. Begin AC
signals, sinusoids (amplitude, phase, frequency).
April 18 (M) Notes
and Video
Continue with sinusoids. Discuss leading and lagging signals.
Convert phase shift into time delay. Phasors.
April 20 (W) Notes
and Video
Review complex numbers, complex plane. Solve examples of circuits
with AC sources.
April 25 (M) No Lecture
April 27 (W) Notes
and Video
Answer questions regarding HW, AC circuits in general. Solve RLC
circuit example.
May 2 (M) Notes
and Video
Review session 1 for Final Exam.
May 4 (W) Notes
and Video
Review session 2 for Final Exam.
May 11 (W) Final Exam, Solutions