你用4n40代替下看 ...
【Fairchild Semiconductor】4N40.300,
4N40300,OPTOCOUPLER SCR-OUT VDE 6-DIP
4N40300W,OPTOCOUPLER SCR-OUT VDE 6-DIP
4N403S,OPTOCOUPLER SCR-OUT VDE 6-SMD
4N403SD,OPTOCOUPLER SCR-OUT VDE 6-SMD TR
4N40S,OPTOCOUPLER SCR-OUT 6-SMD
4N40SD,OPTOCOUPLER SCR-OUT 6-SMD TR
4N40W,OPTOCOUPLER SCR-OUT WIDE 6-DIP