一种基于LTC4414多输入自动切换直流电源设计
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摘要
该文讲述了一种基于LTC4414芯片直流稳压电源5V/1A设计原理。采用了微控制器作为主控器,主控器结合功率控制器件LTC4414组成控制电路来实现对输入电源的自动切换,控制电路还连接了以升降压开关稳压器LM2596构成的稳压电路和以电压检测芯片PT8A6102构成的保护电路。此电源具有输出稳定、体积小、成本低等优点。
This paper describes the principle of a DC power supply of 5V/1A and the DC power supply is by the LTC4414.The DC power supply uses a microcontroller as the main controller.The main controller and the power control devices of LTC4414 consisting of a control circuit.The control circuit achieves the automatic switching of input power.The control circuit is also connected to the regulator circuit and the protection circuit.The regulator circuit is designed by Step-down switching regulator LM2596.The protection circuit is designed by voltage detection chip PT8A6102.The DC power supply has many advantages.Such as Output stability,small size,low cost and so on.
This paper describes the principle of a DC power supply of 5V/1A and the DC power supply is by the LTC4414.The DC power supply uses a microcontroller as the main controller.The main controller and the power control devices of LTC4414 consisting of a control circuit.The control circuit achieves the automatic switching of input power.The control circuit is also connected to the regulator circuit and the protection circuit.The regulator circuit is designed by Step-down switching regulator LM2596.The protection circuit is designed by voltage detection chip PT8A6102.The DC power supply has many advantages.Such as Output stability,small size,low cost and so on.
引文
[1]谢帅.电磁环境下的直流电源研究[J].电脑知识与技术,2015,(2):217-218.
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[4]周德泰,杨志民,郭海涛,等.大电流低电压开关电源的设计[J].电测与仪表,2008,45(6):43-45.
[5]赵升,谢文彬,叶鹏.小功率数控稳压开关电源的设计[J].电子测量技术,2009,32(2):32-35,42.
[6]白炳良,周慰君.基于TL494开关电源的设计[J].大学物理实验,2009,22(2):73-78.
[7]张常年,徐中果,王恩成.矿用本安电源的设计[J].洛阳理工学院学报(自然科学版),2013,23(3):62-64.
[8]徐磊,周孟然,赵祥.煤矿实用本安电源设计[J].煤矿机械,2012,33(3):144-146.
[9]石建华,王玉庆,张宏宾.一种新型矿用本质安全型电源设计[J].电子技术应用,2015,41(11):112-114.
[10]周雪峰.一种新型矿用本安电源保护电路的设计[J].工矿自动化,2013,39(7):101-103.
[2]曾庆丰,张志纯.基于节能变频稳压电源的研究[J].湖南工程学院学报(自然科学版),2013,23(1):15-17.
[3]戴维德.功率P-FET控制器LTC4414[J].今日电子,2006,(6):79-81.
[4]周德泰,杨志民,郭海涛,等.大电流低电压开关电源的设计[J].电测与仪表,2008,45(6):43-45.
[5]赵升,谢文彬,叶鹏.小功率数控稳压开关电源的设计[J].电子测量技术,2009,32(2):32-35,42.
[6]白炳良,周慰君.基于TL494开关电源的设计[J].大学物理实验,2009,22(2):73-78.
[7]张常年,徐中果,王恩成.矿用本安电源的设计[J].洛阳理工学院学报(自然科学版),2013,23(3):62-64.
[8]徐磊,周孟然,赵祥.煤矿实用本安电源设计[J].煤矿机械,2012,33(3):144-146.
[9]石建华,王玉庆,张宏宾.一种新型矿用本质安全型电源设计[J].电子技术应用,2015,41(11):112-114.
[10]周雪峰.一种新型矿用本安电源保护电路的设计[J].工矿自动化,2013,39(7):101-103.