... -Pin DIP AC Input Phototransistor Output Optocoupler Fairchild Semiconductor H11AA1 Features :The H11AAX series consists of two gallium-arsenide infrared ... H11AA1300W H11AA1300 H11AA4W H11AA3SD H11AA43SD H11AA23S H11AA2300 H11AA33SD H11AA2SD Optocoupler H11AA1