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qinchenglim
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樓主  發(fā)表于: 2015-03-21 07:28
現在機器里面有一個(gè)DC24電源 ,老板弄了一批電磁閥是DC12V的。目前手頭上有UA7818和UA7812.
方案1:DC24V電源+UA7818+UA7812 ,這樣逐級降壓。
方案2:DC24V電源+UA7812,一次到位。
有人說(shuō)方案1穩定,電壓跨度小。   也有人說(shuō)方案2省事,可以不要UA7818。
電子方面厲害的大神幫忙看看用哪個(gè)方案?先謝謝大家。
二手工控電器
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1樓  發(fā)表于: 2015-03-21 08:20
如果你的這個(gè)是一樣成型的產(chǎn)品并且打算銷(xiāo)售的話(huà)我不建議你這樣做!強烈建議用單獨電源供電。否則在以后的使用中是害人害己!
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