| 车载笔记本电源适配器的设计 |
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| 引用本文： | 曾翔.车载笔记本电源适配器的设计[J].通信电源技术,2010,27(4):49-51. |
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| 作者姓名： | 曾翔 |
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| 作者单位： | 四川理工学院自动化与电子信息学院,四川,自贡643000;电子科技大学电子工程学院,四川,成都,610054 |
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| 摘 要： | 文中提出了一种车载笔记本电源适配器的设计方案,以高性能电流控制型脉宽调制芯片UC3843为核心,利用Boost电路将汽车点烟器输出的12V直流电转换成19V,为笔记本电脑提供持续可靠的电力,具有体积小、制作简单、成本低廉、效率高等特点,有良好的应用前景。
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| 关 键 词： | 脉宽调制器 升压转换器 开关电路 |
Design of Car Laptop Power Adapter |
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| ZENG Xiang.Design of Car Laptop Power Adapter[J].Telecom Power Technologies,2010,27(4):49-51. |
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| Authors: | ZENG Xiang |
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| Institution: | ZENG Xiang ,(1 .School of Automation and Electronic Information,Sichuan University of Science ＆ Engineering,Zigong 643000,China;2 .School of Electronic Engineering,University of Electronic Science and Technology of China,Chengdu 610054,China) |
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| Abstract: | A power adapter that is used by laptops in cars is introduced in this paper.The adapter chooses a current controlling mode pulse width modulation controller UC3843 as control IC.It will take the 12 V DC available at the cigarette lighter and convert it to 19 V with boost conversion,providing a reliable,strong power for laptops.The design has broad application prospects due to its simple configuration,small volume,low cost and high efficiency. |
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| Keywords: | pulse width modulator Boost converter switching circuit |
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