| 电路对称性和射极电阻对差动放大器共模抑制比影响的分析 |
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| 引用本文： | 孙中葛,龙占超.电路对称性和射极电阻对差动放大器共模抑制比影响的分析[J].电气电子教学学报,2000,22(2):36-38. |
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| 作者姓名： | 孙中葛 龙占超 |
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| 作者单位： | 华中理工大学电信系!武汉:430074 |
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| 摘 要： | 用微变等效电路法分析电路对称性和射极电阻对差动放大器共模抑制比的影响，论述了二者的关系，并用PSpice仿真程序验证了所得结论。
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| 关 键 词： | 差动放大器 共模抑制比 微变等效电路 电路对称性 射极电阻 |
Analysis of Circuit Symmetry and Emitter Resistance's Effect on KCMR of Differential Amplifier |
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| Sun Zhongge,Long Zhanchao.Analysis of Circuit Symmetry and Emitter Resistance''''s Effect on KCMR of Differential Amplifier[J].Journal of Electrical & Electronic Engineering Education,2000,22(2):36-38. |
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| Authors: | Sun Zhongge Long Zhanchao |
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| Abstract: | Circuit symmetry and emitter resistance's effect on KCMR (Common-Model Rejection Ratio) of differential amplifier is analyzed by using small signal model, and the relation between circuit symmetry and emitter resistance's effect is made clear, then some conclusions are certified correct by PSpice simulator. |
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| Keywords: | differential amplifier kcmr small signal model circuit symmetry emitter resistance |
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