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A TRIAC is a three-terminal semiconductor component that conducts current in both directions when triggered. It is often used to control high-power AC currents, both as a switch and for "dimmers" for controlling lamps or electric engines.

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Spurious triggering in TRIAC due to EFT

I am working on a project to control AC load using TRIAC In normal operation it working complete fine But when a fan regulator specifically step type capacitor regulator is used in vicinty the TRIAC … gets triggered and load connected to it which is CFL flikers After testing I found following observation The problem only occurs with capacitor type regualtor and not with TRIAC type fan regulator …
Sunil Sheth's user avatar