最近看运放稳定性分析的内容,采用Tina-ti仿真NE5534的Open-Loop Gain,发现明显不和常识的错误,增益到1G时都没降到0???
电路应该没问题,换Lme49710,op07时,与规格书基本一致;
NE5534仿真时,主极点都到10M了,怀疑是NE5534模型有问题?还是我哪个地方做错了???
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