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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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在使用晶体管耦合器设计电路时，应如何反映电流传输比？
对于电流传输比（CTR），必须考虑以下因素：随着时间的推移的衰减，LED电流IF和晶体管集电极－发射极电压VCE的相关性、温度Ta的相关性以及设计裕度。这些因素应通过数字方式转化为Dt、DIF、DVCE、DTa和α，并融入设计中。
有关详情，参阅东芝应用说明《Basic Characteristics and Application Circuit Design of Transistor Couplers》第2-4节“Design Example for Interface Circuit Using Transistor Coupler”。
（https://toshiba.semicon-storage.com/cn/semiconductor/knowledge/application-note.html）