急啊!!
SOS,不知我這個(gè)布局有沒(méi)有問(wèn)題?
我用TOP226Y做的一個(gè)電源,原來(lái)排版一點(diǎn)問(wèn)題都沒(méi)有,后來(lái)改板就不行了!改板后由于板中間有一個(gè)大孔(障礙),不得不這樣布局!可是還沒(méi)調(diào)出來(lái),剛開(kāi)始能帶載,一會(huì)就不行了,輸出電壓只有2-5V!后面電路檢查好象沒(méi)問(wèn)題,不知怎么辦才好???
急啊!!
急啊!!
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