Unit 3 - Electronics

Day 1:  Review Activity, Organize Circuit Kits

Day 2:  Integrated Circuits, The 555 Timer IC, Build 3 555 Timer Configurations

• 555 Bistable Schematic

• 555 Monostable Schematic

• 555 Astable Schematic

Day 3:  Continue 555 Circuit Builds, Resistors Review A, Resistors Review B, Voltage Dividers Discussion

Day 4:  Capacitors Review, RC Circuits, Build Charging Cap With LED Indicator

Day 5:  Practice Circuit, Simple 555 Synthesizer

Day 6:  Catch-up Period

• Are you all caught-up?  Please make sure...

• You should have evidence of having built:

  • Grade 11 Review Circuits

    • LED

    • LED w/ Switch

    • Smoothing Cap

    • Remote LED

    • Touch Current Amplifier

    • Dark Detector

    • Light Detector

    • Oscillating Flasher (this one does not work in Tinkercad)

  • Charging Cap with LED indicator

  • 555 Bistable

  • 555 Astable

  • 555 Monostable

  • Practice Circuit

  • Simple 555 Synthesizer

• Finished them?  Remember to demo your circuits for credit, and keep track of your progress in the circuit portfolio assignment.

Day 7:  Intro to 4017 IC / Build Part 1: Diminishing Frequency Astable

Day 8:  Build Part 2:  4017 Section

Day 9:  Soldering and PCB Discussion / Safety / Soldering Practice

• Summative Marking Scheme

• Build Perfboard Flasher

Day 10:  Finish Building Perfboard Flasher

Day 11:  PCB Design Discussion, Design PCB Flasher, Complete PCB Readings and Discussion

• PCB Design Steps Summary

• 555 Astable PCB Design Starter Document

• Flasher Schematic

Day 12:  Design Transfer Discussion, Transfer Flasher Design to Copper Clad

Day 13:  Safety Talk Re:  Etching Custom PCBs, Etch PCBs, Solder Components to PCB and Test

Day 14:  Work on Circuit Portfolio

Day 15:  Work on Circuit Portfolio