* Excellent capability of absorbing transient surge
* Quick response to surge voltage (ns Level)
* Glass-passivated junctions
* High voltage lcmp ignitor.

* High-voltage lamp ignitors
* Natural gas ignitors
* Gas oil ignitors
* High-voltage power supplies

The sidac is a silicon bilateral voltage triggered switch with greater power-handling capabilities than standard diacs. Upon application of a voltage exceeding the sidac breakover voltage point, the sidac switches on through a negative resistance re.

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