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运放PSRR参数的疑问

Other Parts Discussed in Thread: LMH6518

一般来说PSRR是指Power supply rejection ratio

即PSRR=电源的变化量/输出电压的变化量...

但是运放LMH6518的PSRR参数不是很理解啊...这意思是说只变了共模量么???

假如是5V供电,有1mv的纹波,那么到输出端的纹波将扩大70dB????