| 基于UC3843的反激式开关电源反馈电路的设计 |
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| 引用本文： | 陈小敏,黄声华,万山明.基于UC3843的反激式开关电源反馈电路的设计[J].通信电源技术,2006,23(5):38-39,43. |
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| 作者姓名： | 陈小敏 黄声华 万山明 |
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| 作者单位： | 华中科技大学电气与电子工程学院,湖北,武汉,430074 |
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| 摘 要： | 介绍了UC3843的工作特点,利用UC3843设计了反激式开关稳压电源,分析了新型反馈电路的工作过程及优点,与传统方法相比,此方法使电源的动态响应更快,调试更简单。最后提出了反馈电路详细的设计方法,仿真结果证明了设计的可行性。
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| 关 键 词： | UC3843 开关电源 反馈电路 |
| 文章编号： | 1009-3664（2006）05-0038-02 |
| 收稿时间： | 2006-04-05 |
| 修稿时间： | 2006-04-05 |
The Design of Feedback Circuit of the Flyback Switching Mode Power Supply Based on UC3843 |
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| CHEN Xiao-min,HUANG Sheng-hua,WAN Shan-ming.The Design of Feedback Circuit of the Flyback Switching Mode Power Supply Based on UC3843[J].Telecom Power Technologies,2006,23(5):38-39,43. |
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| Authors: | CHEN Xiao-min HUANG Sheng-hua WAN Shan-ming |
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| Affiliation: | Huazhong University of Science and Technology,Wuhan 430074, China |
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| Abstract: | This paper introduces the characteristic of the UC3843,designs a flyback switching mode voltage-stabilized source circuit by using the UC3843,analyzes the operation course and advantages of a novel feedback circuit.Comparing to the traditional method,this method makes faster dynamic response to the power,and it is more convenient to debug.In the end of the article,it presents the detailed design method,the simulation result proves the feasibility of the design. |
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| Keywords: | UC3843 switching mode power supply feedback circuit |
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