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如图电路，仿真结果如下
不知道为什么与opa690参数不符，请帮忙解释一下 谢谢
你把仿真的频率上限设成1GHz.你的频率上限设的太低了，看不邮幅频特性来。
楼主你好！
-3dB截止频率带宽为253Mhz，请增加仿真的end freq频率
