Dears,
这个电路,有上图的一个约300HZ的毛刺,请帮忙分析一下原因,多谢!
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Hi
有可能是GND的问题,反馈的GND, 在layout避免大功率或者大电流流过的GND,就像DC/DC中区别模拟GND和功率GND一样。
以及注意layout,避免有干扰影响到犯规。