Diac and Triac Course
Gain expertise in Diac and Triac-based dimmer circuits, progressing from basic principles to deployable designs. Master phase-angle dimming, EMI suppression, thermal handling, safety protocols, testing procedures, and diagnostics for creating stable, flicker-free AC lighting and power controllers that meet real-world demands.

from 4 to 360h flexible workload
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 cover core device principles, phase control techniques, signal waveforms, and harmonic effects, advancing to EMI mitigation, heat dissipation strategies, and compliance standards. With step-by-step design processes, validation tests, and fault-finding methods, you'll confidently develop sturdy, factory-grade 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 light control.
- Implement EMI and thermal solutions: snubbers, filters, and heatsinks for reliable operation.
- Adhere to mains safety: creepage distances, earthing, and protective gear in dimmers.
- Conduct tests 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 workload.What our students say
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