按照官网设计的原理图,参数:输入2-7V,输出5V,电流0.4A,芯片无电压输出,部分铺线细
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Hi
电路借助芯片官网在线仿真确认下: https://www.ti.com.cn/product/cn/TPS55165-Q1
如上layout不建议,建议严格参考datasheet, layout对于电源芯片而言非常重要,否则容易造成不稳定。