急啊!!
SOS,不知我这个布局有没有问题?
我用TOP226Y做的一个电源,原来排版一点问题都没有,后来改板就不行了!改板后由于板中间有一个大孔(障碍),不得不这样布局!可是还没调出来,刚开始能带载,一会就不行了,输出电压只有2-5V!后面电路检查好象没问题,不知怎么办才好???
急啊!!
急啊!!
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