Acronym · Power & Discretes
TRIAC (Triode for Alternating Current)
A bidirectional thyristor that can be triggered into conduction in either polarity, making it a single-device AC switch. Gate sensitivity and dv/dt immunity differ between the four trigger quadrants.
- Type
- Acronym
- Domain
- Power & Discretes, Power devices
Notes
Ubiquitous in light dimmers, heater controls and appliance motor control, though LED loads expose its holding-current limits.
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