| 基于四管电流复制单元的精确电流缓冲器的研究 |
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| 引用本文： | 张伟锋,邵丙铣. 基于四管电流复制单元的精确电流缓冲器的研究[J]. 复旦学报(自然科学版), 2001, 40(3): 331-334 |
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| 作者姓名： | 张伟锋 邵丙铣 |
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| 作者单位： | 复旦大学国家微分析中心, |
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| 摘 要： | 提出了一种四管电流复制单元，以该电流复制单元设计的电流缓冲器具有优异的电流复制精度，线性复制范围，带宽性能和由该电流复制单元组成的电流复制器输入阻抗小，输出阻抗大，故称之为电流缓冲器。
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| 关 键 词： | 电流传递器 电流缓冲器 四管电流复制单元 电流复制精度 线性复制范围 集成电路 |
| 文章编号： | 0427-7104(2001)03-0331-04 |
The Research on A Exact Current BufferBased on Four-Transistor Current Copy Unit |
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| ZHANG Wei feng,SHAO Bing xian. The Research on A Exact Current BufferBased on Four-Transistor Current Copy Unit[J]. Journal of Fudan University(Natural Science), 2001, 40(3): 331-334 |
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| Authors: | ZHANG Wei feng SHAO Bing xian |
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| Abstract: | A new structure called Current Buffer which consists of two four transistor current copy units for input stages of current mode system is presented. The theoretical simulation shows the excellent characteristics of the Current Buffer, which includes good copy precision, full scale range, small input impedance and large output impedance. |
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| Keywords: | current conveyor current buffer four transistor current copy unit current copy precision current copy range |
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