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Three-Quadrant Triacs

Published 03.05.2011 Presenter Anton Pankratov

Three-Quadrant Triacs
A symistor (or a triac) is a semiconductor devise used for commutating load in AC circuits. It is a bidirectional thyristor with three electrodes: a control electrode plus two main electrodes that conduct operating current.
A symistor can conduct current either from an anode to a cathode, or vice versa ...