请问一下大家:我的一块电路板,我同时生产电装了2块,其中一块完全正常没有问题,所以可以证明我的电路以及电路板本身都正确。但是另外一块电路板一上电,电流就有时候比较大,电路板不能工作,关闭重启,有时候电流启动就正常,电路板能够正常工作,想请教一下大家,这主要是由什么造成的?
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注意一下重启的间隔
我建议检查一下上电瞬间总电源过冲大小,再有就是上电顺序
感觉是电源容性负载过重,瞬间电流太大,导致有些电源自我保护了