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您好,您测量的参数超出了手册的指标。建议您从以下几方面排查,断开其他器件,单独对新品进行测量。同时请确认器件为官方购买,器件焊接良好,请测量最少3组样品,看看一致性。Layout请避免走线过长,退耦电容放在离电源引脚足够近的地方,关键走线路径无其他干扰。希望能帮助到您。