请问这款芯片如何输出1.2V啊,需要接那两个电阻吗,Vref指的是多少啊,求指导。。。
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正如楼上所说,这个芯片有fixed和adjust两个版本,根据datasheet P6表格可以看到Vref典型值为1.25V。但这样的话,依据公式无法得到1.2V。楼主采用的是fixed 1.2V输出的版本么?