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关于REF5045AIDGK电压基准芯片的压降问题,输出异常

Other Parts Discussed in Thread: REF5040, REF5045

您好,REF5045AIDGK的输入电压为4.96V,为什么输出只有4.32V?(REF5045AIDGK的负载电流很小,不到2mA)

具体应用电路如下图:

依据REF5045AIDGK的datasheet可知,REF5045AIDGK的输出电流在2mA时的压降在0.2V左右