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INA280: INA280A4,上电后没有输出,请问是哪里出了问题?

Part Number: INA280

HELLO,

您好我有个问题,我这边关于INA280的设计原理图如下,

该芯片用与采样BUCK电路的电感电流,我选用的是INA280A4,也就是200V/V的,采样电阻选取的是10mΩ,

但是上电之后,电流采样芯片输出端没有电压这是为什么?

我给的采样电阻电压为0.03V,按理应该输出6V的采样电压的。