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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
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For what purposes are triac couplers used?

Triac couplers are intended for heater control circuits for industrial, home electronics, and other purposes, as well as SSR (solid state relays). They are used for performing ON/OFF control on a load connected to an AC power supply.
For details, also refer to Toshiba Application Note "Triac couplers-basic properties and application design", section 11 Design Example for Triac Coupler.
(https://toshiba.semicon-storage.com/ap-en/semiconductor/knowledge/application-note.html)

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