Diac and Triac Course
Gain mastery in DIAC and TRIAC-based dimmer circuits, from basic principles to fully deployable designs. Explore phase-angle dimming, EMI suppression, thermal regulation, safety protocols, testing procedures, and troubleshooting strategies to craft reliable, flicker-free solutions for mains-powered lighting and control applications.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
This course equips you with hands-on skills to build and optimise dependable AC dimmer circuits using DIACs and TRIACs. You'll grasp core device principles, phase control techniques, waveform analysis, and harmonic effects, progressing to EMI mitigation, heat handling, and safety compliance. With step-by-step design processes, testing protocols, and fault-finding methods, you'll confidently develop sturdy, market-ready dimming systems.
Elevify advantages
Develop skills
- Master DIAC and TRIAC basics: structure, ratings, and datasheet interpretation.
- Design phase-angle dimming: RC networks and firing angles for precise lamp dimming.
- Implement EMI and thermal management: snubbers, filters, and heatsinks for reliable operation.
- Adhere to mains safety standards: creepage distances, earthing, and protective gear.
- Conduct testing and troubleshooting: check trigger currents, angles, and resolve flicker or EMI issues.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
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