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中文社区
放大器专区
问答
最近,想用AD8065,看了它的数据手册,里面的开环增益的公式是A=2π*fcrossover/s,这个公式不知道怎么推出来的。希望大家给予指点,给我讲解一下这个公式推导过程,谢谢。
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运算放大器
开环增益
频率响应
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最近,想用AD8065,看了它的数据手册,里面的开环增益的公式是A=2π*fcrossover/s,这个公式不知道怎么推出来的。希望大家给予指点,给我讲解一下这个公式推导过程,谢谢。
wangyuan
on Aug 15, 2019
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ALee687
Sep 2, 2019
+1
verified
运放传递函数等效为一阶的方程,类似于积分器!可以参考《基于运算放大器和模拟集成电路的电路设计》第230页,专门讲开环增益的等效模型!
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ALee687
on Sep 2, 2019 4:05 AM
运放传递函数等效为一阶的方程,类似于积分器!可以参考《基于运算放大器和模拟集成电路的电路设计》第230页,专门讲开环增益的等效模型!
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ALee687
on Sep 2, 2019 4:05 AM
运放传递函数等效为一阶的方程,类似于积分器!可以参考《基于运算放大器和模拟集成电路的电路设计》第230页,专门讲开环增益的等效模型!
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