Course No: ELT502
- CLASS MEETING INFORMATION
Class will be met in the class with 3 3-hour classes per week. Total learning time is 26 weeks.
- INSTRUCTOR INFORMATION
Name: Andy Nguyen, BSEE
Phone Number: (408) 416-7692
- COURSE DISCRIPTION
This course is designed:
- To help ….
- To do …
Class or Knowledge Required Before Taking This Course: High School Diploma, college math and knowledge on the basic Electronics Assemble field.
- COURSE OBJECTIVES
The course prepares students with knowledge of basic electronics which includes OHM law, KIRCHHOFF law, Series and Parallel circuits to implement basic elements such as resistor, capacitor and inductive coil. Furthermore, student will learn BJT and FET devices in typical analog and digital application for amplifier. Also, students will learn operational amplifier, logic gates and PLC.COURSE CONTENTS
- JOB TARGET Upon successfully completing the course, student would look for jobs in the Electronics Technology as Electronics Technician.
- REQUIRED MATERIALS
1. Software: Multisim of National Instrument Inc. Version 12.0
3. Book: GROB’S BASIC ELECTRONICS by Mitchel E. Schultz
(ISBN 13: 978-0073373874 and ISBN 10: 0073373877)
4. Book Reference: Basic Electronics by David Williams and Michael Shiloh
8. COURSE SCHEDULE
||No. of Hours
||Topics / Objectives / Learning Activities / Assignments
Chapter 1: Electricity
- Introduction Electronics System.
- Negative and Positive Polarities.
- Electrons and Photons in the Aton.
- The Coulomb unit of Electronics Charge.
- The Ampere of Current.
- Close circuit, Open circuit, Short circuit.
- Direct Current (DC) and Alternating Current (AC).
- The Digital Multimeter.
- What Digital Multimeters look like?
- What are Voltage range, Current range, Ohm range?
Chapter 2: Resistors
- Type of Resistors.
- Wire-Wound Resistors.
- Carbon Composition Resistors.
- Film Type Resistors.
- Surface Mount Resistors.
- Fusible Resistors.
- Resistor value.
- Resistor Color Coding.
- Resistor Tolerance.
- Five band color code.
- Thermistor value.
- Variable Resistors.
- Power Rating of resistors.
- Resistor trouble.
- Identified resistors value.
Chapter 3: Ohm’s Law
- Ohm’s Law: I=V/R.
- High Voltage but Low Current.
- Low Voltage but High Current.
- Resistance: R=V/I.
- The Linear Proportion between V and I.
- Watt and Horsepower Units.
- Power formulas.
- Open circuit and Short circuit troubles
Chapter 4: Series Circuits
- I is the same in all parts in Series Circuit.
- Total R Equals the Sum of all Series Resistances.
- Series IR Voltage Drops.
- Kirchhoff’s Voltage Law.
- Polarities of IR Voltage Drops.
- Total Power in a Series Circuit.
- Series Adding and Series Opposing Voltages.
- Analyzing Series Circuits with Random Unknowns.
- Ground Connections in Electrical and Electronics Systems.
- Positive and Negative Ground.
- The effect of an Open in a Series Circuit.
Chapter 5: Parallel Circuits
- The Applied Voltage Va is the same across Parallel Branches.
- Each Branch I Equals Va/R.
- Kirchhoff’s Current Law.
- Resistance in Parallel.
- Parallel Branch.
- Conductance in Parallel.
- Total Power in Parallel Circuits.
- Analyzing Parallel Circuits with Random Unknowns.
- Troubleshooting: Open and Shorts in Parallel Circuits.
Chapter 6: Series Parallel Circuit
- Finding Rt for Series and Parallel resistance.
- Resistance String in Parallel.
- Resistance Banks in Series.
- Resistance Banks and String in Series and Parallel.
- Analyzing series-Parallel Circuit with Random unknown.
- The Wheatstone Bridge
- Troubleshooting: Open and Shorts in series-Parallel Circuits.
- Build Series Parallel Circuits.
- Measure voltage, current at nodes and compare with theory calculates.
Chapter 7: Voltage Dividers and Current Dividers
- Series Voltage Dividers.
- Current Divider with two parallel Resistances
- Current Divider with two parallel Conductance
- Series Voltage Divider with Parallel Load Current
- Design of a Loaded Voltage Divide
- Build 5V reference by using 12V power supply Circuits.
- Measure voltage and compare with theory calculates.
Chapter 8: Analog and Digital Multimeters
- Moving-Coil Meter
- Meter Shunts
- Loading Effect of a Voltmeter
- Digital Multi-meter (DMM)
- Meter Applications
- Checking Continuity with the Ohmmeter.
Chapter 10: Network Theorems
- Superposition Theorem
- Thevenin’s Theorem
- Thevenizing a Circuit with Two Voltage Sources
- Thevenizing a Bridge Circuit
- Norton’s Theorem
- Thevenin-Norton Conversions
- Conversion of Voltage and Current Sources
Chapter 11: Conductors and Insulators
- Function of the Conductor
- Standard Wire Gage Sizes
- Types of Wire Conductors
- Printed Wiring
- Wire Resistance
- Temperature Coefﬁcient of Resistance
- Ion Current in Liquids and Gases
- Troubleshooting Hints for Wires and Connectors
Chapter 12: Batteries
- Introduction to Batteries
- The Voltaic Cell
- Common Types of Primary Cells
- Lead-Acid Wet Cell
- Additional Types of Secondary Cells
- Series-Connected and Parallel-Connected Cells
- Current Drain Depends on Load Resistance
- Internal Resistance of a Generator
Chapter 13 and chapter 14: Magnetism and Electromagnetism
- Ampere-Turns of Magnetomotive Force (mmf
- Field Intensity ( H )
- B H Magnetization Curve
- Magnetic Hysteresis
- Magnetic Field around an Electric Current
- Magnetic Polarity of a Coil
- Motor Action between Two Magnetic Fields
- Induced Current
- Generating an Induced Voltage
Chapter 15: Alternating Voltage and Current
- Alternating Current Applications
- Alternating-Voltage Generator
- The Sine Wave
- Alternating Current
- Voltage and Current Values for a Sine Wave
- Phase Angle
- The Time Factor in Frequency and Phase
- Alternating Current Circuits with Resistance
- Harmonic Frequencies
- The 60-Hz AC Power Line
- Motors and Generators
Chapter 16: Capacitance
- How Charge Is Stored in a Dielectric
- Charging and Discharging a Capacitor
- The Farad Unit of Capacitance
- Typical Capacitors
- Electrolytic Capacitors
- Capacitor Coding
- Parallel Capacitances
- Energy Stored in Electrostatic Field of Capacitance
- Measuring and Testing Capacitors
- Troubles in Capacitors
- Identified capacitors value.
- Using meter to verified value and tolerance.
Chapter 17: Capacitive Reactance
- Alternating Current in a Capacitive Circuit
- The Amount of Xc Equals 1/(2nfC )
- Series or Parallel Capacitive Reactance
- Ohm’s Law Applied to Xc
- Applications of Capacitive Reactance
- Sine-Wave Charge and Discharge Current
Chapter 18: Capacitive Circuits
- Sine Wave Vc LagsIc by 90 degree
- Xc andR in Series
- Impedance Z Triangle
- Phase-Shifter Circuit
- Xc and R in Parallel
- RF and AF Coupling Capacitors
- Capacitance and voltage dividers
- The General Case of Capacitive Current Ic
Chapter 19: Inductance
- Induction by Alternating Current
- Self-Inductance L
- Self-Induced Voltage Vl
- How Vl Opposes a Change in Current
- Mutual Inductance L
- Transformer Ratings
- Impedance Transformation
- Variable Inductance
- Energy in a Magnetic Field of Inductance
- Stray Capacitive and Inductive Effects
- Measuring and Testing Inductors
- Identified Inductance value.
- Using meter to verified value and tolerance
Chapter 20: Inductive Reactance
- How Xl Reduces the Amount of IF
- Xl = 2nf L
- Series or Parallel Inductive Reactance
- Ohm’s Law Applied to X
- Applications of Xl for Different Frequencies
- Waveshape of Vlinduced by Sine-Wave Current
Chapter 21: Inductive Circuits
- Sine Wave Il Lags Vl by 90
- Xl andR in Series
- Impedance Z Triangle
- Xl and R in Parallel
- Q of a Coil
- AF and RF Chokes
- The General Case of Inductive Voltage
- Build inductor Circuits
- What signal look like after inductor.
Chapter 22: RC and L/R Time Constants
• Response of Resistance Alone
• L / R Time Constant
• High Voltage Produced by Opening an RL Circuit
• RC Time Constant
• RC Charge and Discharge Curves
• High Current Produced by Short-Circuiting an RC Circuit
• RC Waveshapes
• Long and Short Time Constants
• Charge and Discharge with a Short RC Time Constant
• Long Time Constant for an RC Coupling Circuit
• Advanced Time Constant Analysis
• Comparison of Reactance and Time Constant
Chapter 23: Alternating Current Circuits
- AC Circuits with Resistance but No Reactance
- Circuits with Xl Alone
- Circuits with Xc Alone
- Opposite Reactance Cancel
- Series Reactance and Resistance
- Parallel Reactance and Resistance
- Series-Parallel Reactance and Resistance
- Real Power
- AC Meter
- Summary of Types of Ohms in AC Circuits
- Summary of Types of Phasors in AC Circuits
Chapter 24, Chapter 25, Chapter 26: Complex Number for AC Circuits, Resonance, Filters
Positive and Negative Numbers
- The j Operator
- Deﬁnition of a Complex Number
- How Complex Numbers Are Applied to AC Circuits
- Impedance in Complex Form
- Magnitude and Angle of a Complex Number
- Polar Form of Complex Numbers
- Converting Polar to Rectangular Form
- Complex Numbers in Series AC Circuits
- Complex Numbers in Parallel AC Circuits
- Combining Two Complex Branch Impedances
- Combining Complex Branch Currents
- Parallel Circuit with Three Complex Branches
- Examples of Filtering
- Direct Current Combined with Alternating Current
- Transformer Coupling
- Capacitive Coupling
- Bypass Capacitors
- Filter Circuits
- Low-Pass Filters
- High-Pass Filters
- Analyzing Filter Circuits
- Decibels and Frequency Response Curves
- Resonant Filters
- Interference Filters
Chapter 27, Chapter 28: Diodes and Diode Applications, Bipolar Junction Transistors
- Semiconductor Materials
- The p - n Junction Diode
- Volt-Ampere Characteristic Curve
- Diode Approximations
- Diode Ratings
- Rectiﬁer Circuits
- Special Diode
- Transistor Construction
- Proper Transistor Biasing
- Transistor Operating Regions
- Transistor Ratings
- Checking a Transistor with an Ohmmeter
- Transistor Biasing Techniques
- Build diode rectified application Circuits.
- Using Oscilloscope to verified signal before and after rectified.
- Measure voltage, current at nodes and compare with theory calculates.
Chapter 29, Chapter 30: Transistors Amplifiers, Field Effect Transistors
- AC Resistance of a Diode
- Small Signal Ampliﬁer Operation
- AC Equivalent Circuit of a CE Ampliﬁer
- Calculating the Voltage Gain, A V , of a CE Ampliﬁer
- Calculating the Input and Output Impedances in a CE Ampliﬁer
- Common-Collector Ampliﬁer
- AC Analysis of an Emitter Follower
- Emitter Follower Applications
- Common-Base Ampliﬁer
- AC Analysis of a Common-Base Ampliﬁer
- JFETs and Their Characteristics
- JFET Biasing Techniques
- JFET Ampliﬁers
- MOSFETs and Their Characteristics
- MOSFET Biasing Techniques
- Handling MOSFET
Chapter 31: Power Amplifiers
- Classes of Operation
- Class A Ampliﬁers
- Class B Push-Pull Ampliﬁers
- Class C Ampliﬁers
- Build power amplified Circuits.
- Using Oscilloscope to verified signal before and after amplified circuits.
Chapter 33: Operation Amplifiers
- Differential Ampliﬁers
- Operational Ampliﬁers and Their Characteristics
- Op-Amp Circuits with Negative Feedback
- Popular Op-Amp Circuits
- Final Exam
9. EVALUATION and GRADING
Evaluation of Student Performance Weighted as Percentages of the Total Grade (100%)
Class Participation 10%
Mid Term Exam 30%
Final Exam 40%
A = 90% – 100%
B = 80% – 89.9%
C = 70% – 79.9%
D = 60% – 69.9%
F = 59% or less