Other Parts Discussed in Thread: INA828
在单电源供电的情况下INA828,运放6脚Vref能否直接接地
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可以,但只要保证输入电压范围在其共模电压范围内即可,注意Vicm的范围为(V-)+2V,( V+)-2V。
这里的Vref主要是给输入提供一个参考,如果单电源供电,但如果您的输入不在Vicm范围内,那么加上Vref之后使其在Vicm范围之内。