| 基于单片机控制的程控开关电源研究 |
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| 引用本文： | 芦守平,姜瀚文,徐千.基于单片机控制的程控开关电源研究[J].电子技术应用,2011,37(5):78-81. |
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| 作者姓名： | 芦守平 姜瀚文 徐千 |
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| 作者单位： | 哈尔滨工程大学信息与通信工程学院,黑龙江哈尔滨,150001 |
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| 摘 要： | 提出了基于单片机控制的程控开关电源解决方案,给出的主电路采用典型单端反激电路模式,控制电路采用51单片机为核心芯片,结合AD采样解决了控制功率开关管导通与关断信号PWM的控制问题.实现了开关电源输出电压为0.1 V/级的程控调节,其调节范围最大可达额定输出的76%.这种工作方式的建立使开关电源在设计上具有使用器件少、实...
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| 关 键 词： | 开关电源 单片机 程控 |
Programme switch power supply based on single-chip microcomputer control |
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| Lu Shouping,Jiang Hanwen,Xu Qian.Programme switch power supply based on single-chip microcomputer control[J].Application of Electronic Technique,2011,37(5):78-81. |
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| Authors: | Lu Shouping Jiang Hanwen Xu Qian |
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| Affiliation: | Lu Shouping,Jiang Hanwen,Xu Qian(College of Information and Comunication Engineering,Harbin Engineering University,Harbin 150001,China) |
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| Abstract: | Presented in this paper based on single chip program-controlled switching power supply,the main circuit used a typical single-ended flyback circuit model,control circuit adopted a 51 MCU as the core,with AD sampling solve the control power switch turn-on and turn-off signal PWM control issues.This program enables the size of switching power supply output voltage program-controlled adjustment.The adjustment ranged up to 76% of rated output.The establishment of this pattern of work so that switching power sup... |
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| Keywords: | switching power supply microcontroller programmable |
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