设计输入为24V,输出为5V/3A,
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你好,
这个是24v输入,输出5v@3A的webench推荐电路,请与你的电路进行比对:https://webench.ti.com/webench5/power/webench5.cgi?VinMin=24&VinMax=24&O1V=5.00&O1I=3&base_pn=LMR16030P&AppType=None&op_TA=30&lang_chosen=zh_CN&optfactor=3&origin=pf_panel
另外请确认器件有没有虚焊状态的。
应该是layout的问题,电感发声就是环路问题,建议你按照数据手册或wenbench去选择外围器件以及layout