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Course information comes from the public UCLA General Catalog. Requisites are read from UCLA’s published wording and can be incomplete or out of date — check the official catalog listing and your department adviser before you enroll.

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EC ENGR 100 · EE 100Electrical and Electronic Circuits

Electrical and Computer Engineering · 4 units · Undergraduate upper division (100-199)

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Not open for credit to students with credit for course 110. Electrical quantities, linear circuit elements, circuit principles, signal waveforms, transient and steady state circuit behavior, semiconductor diodes and transistors, small signal models, and operational amplifiers.

Letter grading.

When it runs

Checking the Schedule of Classes…

Requisites

Official UCLA wording

Requisites: Mathematics 33A, 33B or Mechanical and Aerospace Engineering 82, Physics 1C.

BruinTree reads · Prerequisite

confidence 1.00 · from text
all of
  • MATH 33A
  • one of
    • MATH 33B
    • MECH&AE 82
  • PHYSICS 1C

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

EC ENGR 100

  • MATH 33ALinear Algebra and Applications
    • MATH 3BCalculus for Life Sciences Students
      • MATH 3ACalculus for Life Sciences Students1 more beneath
    • MATH 31BIntegration and Infinite Seriesanother path to it
    • MATH 32ACalculus of Several Variablesanother path to it
  • MECH&AE 82Mathematics of Engineering
    • MATH 33ALinear Algebra and Applicationsanother path to it
    • MECH&AE M20Introduction to Computer Programming with MATLAB
      • MATH 33ALinear Algebra and Applicationsanother path to it
  • PHYSICS 1CPhysics for Scientists and Engineers: Electrodynamics, Optics, and Special Relativity
    • MATH 32ACalculus of Several Variables
      • MATH 31ADifferential and Integral Calculus1 more beneath
    • PHYSICS 1APhysics for Scientists and Engineers: Mechanics
      • MATH 31ADifferential and Integral Calculusanother path to it
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • MATH 32BCalculus of Several Variables
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • PHYSICS 1BPhysics for Scientists and Engineers: Oscillations, Waves, Electric and Magnetic Fields
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • PHYSICS 1APhysics for Scientists and Engineers: Mechanicsanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • MATH 33ALinear Algebra and Applicationsanother path to it
  • MATH 33BDifferential Equations
    • MATH 31BIntegration and Infinite Series
      • MATH 31ADifferential and Integral Calculusanother path to it

4 direct requisites. Showing 27 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

EC ENGR 100

  • EC ENGR 110LCircuit Measurements Laboratory
    • EC ENGR 115ALAnalog Electronics Laboratory I
    • EC ENGR 184DAIndependent Group Project Design
      • EC ENGR 184DBIndependent Group Project Designanother path to it
    • EC ENGR 184DBIndependent Group Project Design
  • EC ENGR 115CDigital Electronic Circuits
    • EC ENGR 201AVLSI Design Automation
    • EC ENGR 201CArtificial Intelligence on Chip
    • EC ENGR 201DDesign in Nanoscale Technologies
    • EC ENGR 215BAdvanced Digital Integrated Circuits
  • MECH&AE 107Introduction to Modeling and Analysis of Dynamic Systems
    • MECH&AE 169AIntroduction to Mechanical Vibrations
      • MECH&AE 255AAdvanced Dynamics1 more beyond
    • MECH&AE 171AIntroduction to Feedback and Control Systems: Dynamic Systems Control I8 more beyond
      • BIOENGR M296AAdvanced Modeling Methodology for Dynamic Biomedical Systems2 more beyond
      • CH ENGR M280ALinear Dynamic Systems4 more beyond
      • COM SCI M296AAdvanced Modeling Methodology for Dynamic Biomedical Systems1 more beyond
      • MED M270CAdvanced Modeling Methodology for Dynamic Biomedical Systems1 more beyond
      • MECH&AE 157DAerospace Design Laboratory Ianother path to it
      • MECH&AE 162DMechanical Engineering Design I1 more beyond
      • MECH&AE C163AKinematics of Robotic Systems1 more beyond
      • MECH&AE C171BDigital Control and Learning of Physical Systems
    • MECH&AE C175AProbability and Stochastic Processes in Dynamical Systems
    • MECH&AE C271AProbability and Stochastic Processes in Dynamical Systems
      • MECH&AE 271BStochastic Estimation1 more beyond
    • MECH&AE 279Dynamics and Control of Biological Oscillations
  • EC ENGR C115PPower Electronics
  • EC ENGR C215PPower Electronics
  • MECH&AE 157Basic Mechanical and Aerospace Engineering Laboratory
    • MECH&AE 157AAerospace Design Laboratory
    • MECH&AE 157DAerospace Design Laboratory I
      • MECH&AE 157EAerospace Design Laboratory II
  • MECH&AE 157WBasic Mechanical and Aerospace Engineering Laboratory with Writing
    • MECH&AE 157AAerospace Design Laboratoryanother path to it
    • MECH&AE 157DAerospace Design Laboratory Ianother path to it

7 courses list this as a requisite. Showing 35 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Spring 2026
  • Summer 2026
  • Fall 2026
  • Winter 2027
  • Spring 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.