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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.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.
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当信号从输入侧传输至输出侧时,光耦是一种即使在电气隔离状态下也能在电路之间传输信号的器件。在光耦内部,通过使用发光器件将电输入信号一次转换为光信号,然后使用光电检测器件将光信号转换为电信号之后再将其输出。在FA、OA以及家用电子设备中,不同的直流和交流电源系统均安装在同一块电路板中,信号在这些系统之间传输。如果直接连接这些系统,操作时可能会出现安全问题。通过使用光耦,即使在这种情况下,也可在电气隔离状态下传输信号。