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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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晶体管耦合器的电流传输比(CTR)是三个主要因素的乘积,这三个因素为LED的发光程度、光电检测器器件的光敏度和器件的放大程度,以及当LED芯片和光电检测器芯片处于三维环境时的光耦合程度。每个因素都有制造差异,因此CTR值显示出分布广泛的差异。从实际角度来看,东芝供货时有多种类型。例如,对于东芝的典型晶体管耦合器TLP385,等级分类见下表。