目前利用LM339 做24V電池的過放電壓判斷,
希望達到當電池電壓高於21V時輸出為HI讓LOAD正常動作、
當電池電壓降到21V(電池過放電壓),即輸出LOW訊號來關掉LOAD
圖VB為電池電壓經電阻分壓後 與 VC 參考電壓比較,
但當電池電壓等於21V時,輸出會產生追遂的現象,即輸出反覆跳動。
請問要怎麼解決在等於時電壓產生追遂的現象?
謝謝!
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.