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运放加电过程中输出情况咨询

Other Parts Discussed in Thread: OPA551

各位工程师:

我的设计拟采用运放(如OPA551)对DAC输出进行电压跟随处理,提高带载能力。

现在对上电过程中运放(如OPA551)的输出有疑问,想知道在加电过程中运放(如OPA551)的输出是什么情况?

运放的供电采用±8V;DAC和运放采用相同电源供电,且DAC加电过程中输出是接地的。