FAIRCHILD SEMICONDUCTOR H11AA1SR2M 光电耦合器, 晶体管输出, 1通道, 表面安装DIP, 6 引脚, 60 mA, 7.5 kV, 20 %
The is a 6-pin 1-channel AC input Phototransistor Optocoupler consists of two gallium-arsenide infrared emitting diodes connected in inverse parallel driving a single silicon phototransistor output. It is suitable for AC line monitor, unknown polarity DC sensor and telephone line interface.