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LMR33630原理图是参照官网的工具，设计20V输入，7V输出电流1.5A，实际输出无电压，用万用表测试pgnd和agnd之间阻抗是几兆欧姆的，但手册上是内部连接在一起的，请分析下是什么问题，谢谢
芯片渠道正常么？ 你在板子上也要接上的
