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LM5160典型同步降压电路，接负载100欧姆电阻，可输出5V电压，接BQ24072充电，稳压输出端电压被拉低到4.5V，是为啥
你用bq24072给什么充电？电池？
电池，同时BQ输出端接100欧姆，负载。刚才重新焊了一块，还是同样的情况，怀疑是LM5160的问题，我用的datasheet里的电路
这是电路图
