| 一种快速高精度脉冲输出DC/DC变换器的设计 |
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| 引用本文： | 陈璞,刘宾.一种快速高精度脉冲输出DC/DC变换器的设计[J].微电子学,2011,41(3). |
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| 作者姓名： | 陈璞 刘宾 |
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| 作者单位： | 中国电子科技集团公司第二十四研究所,重庆,400060 |
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| 摘 要： | 设计了一种快速高精度脉冲输出DC/DC变换器。分析了电路工作原理,对电路各个子模块的功能及拓扑选择分别进行了阐述。该电路采用独特的两级稳压结构,消除了因脉冲输出特性导致的输出电压波动。测试结果表明,电路启动时间、关断时间及输出电压精度等参数均达到设计输出要求。
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| 关 键 词： | DC/DC变换器 正激变换器 三端稳压 驱动控制 脉冲输出 |
Design of a Fast and High Precision Pulse Output DC/DC Converter |
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| CHEN Pu,LIU Bin.Design of a Fast and High Precision Pulse Output DC/DC Converter[J].Microelectronics,2011,41(3). |
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| Authors: | CHEN Pu LIU Bin |
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| Institution: | CHEN Pu,LIU Bin(Sichuan Institute of Solid State Circuits,China Electronics Technology Group Corp.,Chongqing 400060,P.R.China) |
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| Abstract: | A fast and high precision pulse output DC/DC converter was designed.Operational principle of the circuit was analyzed,and functions of each circuit block and selection of circuit topology were described.The circuit was designed with a unique two-stage regulator structure to overcome the output voltage fluctuations due to pulse output characteristics.Test results showed that key parameters of the circuit,such as start-time,off-time and output voltage accuracy,etc.reached the design target. |
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| Keywords: | DC/DC converter Forward converter Three-terminal regulator Drive control Pulse output |
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