1. S -817 系列光耦合器的组成是：由一个 GaAs 的发射管和一个 NPN 的晶体管组成 .

    S -817 photocoupler consist of one piece of GaAs emitter and one piece of NPN transistor .

2. S -817 的 BIN 脚宽是 2.54mm 

    BIN width of  S--817 is 2.54mm

1.电流转换比(CTR: 最小. 50%工作条件 IF=5mA, VCE=5V) Current Conversion Ratio (Min 50% Working Condition IF=5mA, VCE=5V)

 2.绝缘电压：(VISO=5,000Vrms) Insulation Voltage = 5,000Vrms

 3.响应时间 (tr: TYP. 4μs 工作条件 VCE=2V, IC=2mA, RL=100 Ω) Response Time (tr: TYP. 4μs working condition VCE=2V, IC=2mA, RL=100 Ω) 

1.电脑. Computer

2.器具的应用, 测量机. Instrumental application, measurement machine 

3.贮存器, 复印机, 自动售货机. Imbursement equipments, duplicating machine, automat 

4.家用电器, 如风扇等. Family-use electric equipments, such as fans, etc… 

5.信号传输系统. Signal transforming systems