›› 2011, Vol. 24 ›› Issue (11): 45-.

• 论文 • 上一篇    下一篇

基于LP2951单键开关机电源电路设计

赵鹏涛,刘岩,王剑   

  1. (1.第二炮兵工程学院 电工电子技术教研室,陕西 西安 710025;2.中国空间技术研究院 503所,北京 100086)
  • 出版日期:2011-11-15 发布日期:2011-11-25
  • 作者简介:赵鹏涛(1978—),男,硕士,讲师。研究方向:自动化仪器仪表,信息技术。

Design of One-touch On-off Power Source Based on LP2951

 ZHAO Peng-Tao, LIU Yan, WANG Jian   

  1. (1.Teaching and Research Unit of Electric and Electronic Technology,The Second Artillery Engineering College,Xi'an 710025,China; 2.503 Institute,China Academe of Space Technology,Beijing 100086,China)
  • Online:2011-11-15 Published:2011-11-25

摘要:

电池供电是便携式智能仪器常见的供电方式,文中设计了一种基于LP2951具有单键开关机功能的电源电路。介绍了电源芯片、电路结构、开关机工作原理,通过实验表明,该电源电路具有结构简单、使用方便可靠的特点,具有通用性。

关键词: LP2951, 便携仪器, 电池供电, 电源芯片

Abstract:

Battery-powered supply is a common power supply in the portable smart devices.This paper presents a power circuit of one-touch and on-off based on LP2951.It described in detail the power chips,circuit scheme and on-off working principle.Experiments show that the power supply circuit has the advantages of simple structure,easy use,reliability and versatility.

Key words: LP2951;portable equipment;battery;power chip

中图分类号: 

  • TN86