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求助,TPS74801输出问题。

Other Parts Discussed in Thread: TPS74801

大家好,我设计的TPS74801参考的datasheet原理图,希望输出1.1v,可是实际测量的时候居然输出1.9V。下面是参考电路以及我的电路。

匹配电阻确定了,没有问题,求支持求大神。。。。。