ECE 322: Electronics I
ECE322 is the introduction to the analysis and design of analog electronic circuits. Diodes, BJTs, and MOSFETs are covered. The lab uses concepts learned in lecture to design and build a power supply.
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Hardware Used
Software Used
Useful Tutorials
- LTSpice Starter Guide
- How to Solder (Video)
- Basics of Protoboarding (Video)
- How to Solder
- A More In-Depth Look at Soldering
Important Documents
- Example Pre-Lab
- Project Specification Example
- Project Specification Rubric
- Project Specification Documentation (doc)
- Dead Week Presentation Schedule
- Dead Week Presentation Information
- Dead Week Presentation Rubric
- 10K Thermistor - Datasheet for the 10k Thermistor
- LM741 OPAMP - Datasheet for the LM741 OPAMP
On-Campus Suppliers
Lab Manual
Complete ECE 322 Manual
Section 1: Lab Equipment
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Week 1:
- Pass out lab kits
- Explain and demonstrate a finished power supply
- Explain oscilloscope coupling basics
- LTSpice training/review
Section 2: Rectifier and Amplifier
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Week 2:
- Diode I-V characteristics and changes w/temperature
- Half/full wave rectifiers
- Filtering, determining voltage ripple
- Design and build rectifier/filter circuit
- Finish building AC rectifier
- Finish Mechanical Assembly
Week 3: Finish Up
Section 3: Voltage Regulators
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Week 4:
- Transistor characteristics
- Vary fan speed with BJT amplifier and pots
- Two transistor vreg (2N4401 then with TIP29)
- Darlington pair to boost DC gain (hfe)
- Build Positive VReg
- Design and buile negative VReg
- Add over current protection
- Challenge to add over current warning light
- Design and build fan control circuit
Week 5: Design and Voltage Regulators
Week 6: Design and Build Voltage Regulators
Week 7: Design and Build Voltage Regulators
Section 4: Temperature Controlled Fan
Week 8: Design and build fan control circuit
Section 5: MOSFET Design
Week 9: Design and build capacitor discharging circuit
Section 6: Testing and Challenges
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Week 10:
- Test power supply for full functionality
- Assorted challenges
Appendix
Appendix A: Lab Equipment Overview
Appendix B: Project Design Specification Document
Appendix C: Presentation Pointers
Appendix D: Tektronix TDS 210 Oscilloscope
Appendix E: Parts List and Suppliers