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Original question:
ATL431: 关于ATL431与光耦配合的问题
Hi,
請問在ATL431的datasheet中，在第17頁中有兩張波形，分別是Ika在不同值的波形，是否在ATL431的設計中,Ika比需為50uA，啟動波形才會正常。
Hi
在一般431反馈的设计中Ika的电流设计建议为2~3mA.
