EE3300/EE5300 Electronics Applications

Subject information

Start here for an overview of the subject.

Subject calendar

Use the JCU timetable to find the times and locations of workshops and practicals.

WeekCourse materialAssessment
0

Revision of basic electronics: Diodes, bipolar junction transistors, field-effect transistors, small signal models, and basic amplifier configurations.

1

Week 1 – Small signals: Modular design in electronics, the importance of input and output impedances, the Ebers-Moll model, the Early effect, channel length modulation, current mirrors, and differential pairs.

Mini-projects: (1) Characterise and for an emitter follower; (2) Build your own op-amp from scratch.

Familiarise yourself with the portfolio and start choosing a project to design
2

Week 2 – Frequency responses and feedback: Finding poles by inspection, the Miller effect, high frequency models of transistors, feedback, open loop and closed loop behaviour, and real-world limitations of op-amps.

Mini-projects: (1) Characterise op-amp non-idealities; (2) Build a voltage controlled oscillator using op-amps.

3

Week 3 – Stability: Feedback stability criteria, gain and phase margins, compensation strategies, and oscillators.

Mini-projects: (1) Design compensation circuits to improve stability in feedback systems; (2) Build a Colpitts oscillator circuit.

Quiz 1 (during the Friday workshop; covering weeks 1 - 2)
4

Week 4 – Power: Power amplifiers, amplifier classes, power semiconductor devices including IGBTs and SCRs, and protection circuits.

Mini-projects: (1) Build a motor driver circuit with current limiting; (2) Implement a position control system using the motor driver.

5

Week 5 – High frequency: transmission lines, logic drivers.

Quiz 2 (during the Friday workshop; covering weeks 3 - 5)
6

Week 6 – Design project: project help

Last chance for portfolio grade meetings
7

Assessment week: Project presentations

Submit portfolio