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您好，Isupply=Iquiecent +Iout. 输出电流是和负载有关的，也就是和输出电压幅值有关。 datasheet中给出了output current VS output voltage的曲线，可以看到输出电流最大为几十毫安。再加上静态电流即可估算Vs端总的电流，比如500mA或者1A的LDO就足够了。
