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当我接入5欧姆左右的负载时，芯片啸叫，此时电感两端的波形不稳定、有很多杂波是怎么回事呢？
是焊接不当或者是芯片内部引入了杂波吗？
原理图和开关节点波形传上来看一下
建议你可以先用WEBENCH仿真选取一下参数
