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关于lm5117的问题2



目前空载的时候电压没问题了,但是加上负载后电源一直抖动,就像电路在频繁的短路一样:我检查了Rsense两端的电压,发现电流大的时候波形很乱,如下图

电流是0.1A

此时输出电压如图:

我尝试在采样端加了个100nf的电容,感觉没什么效果,如何解决