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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.
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双向可控硅（TRIAC）耦合器代替机械式继电器时，应采取哪些预防措施？
双向可控硅（TRIAC）耦合器是一种即使关闭，也会产生泄漏电流IDRM半导体器件，特别是在高温下，会产生更大的漏电流。必须检查这是否会导致器件故障或在副边带负载的情况下。另外，即使等于或小于最大额定值，如果施加突然上升的电压（dV／dt），也可能会发生故障。务必小心谨慎。
参阅东芝应用说明《Triac couplers-basic properties and application design》第10.7至10.9节。
（https://toshiba.semicon-storage.com/cn/semiconductor/knowledge/application-note.html）