基于DSP的开关电源的设计与实现  

The Design and Implement of Switching Power Supply Based on DSP

作　　者：卜红霞[1] 胡永杰[2] 王月香[1] 闫若颖[1] 

机构地区：[1]河北师范大学物理科学与信息工程学院,石家庄050016 [2]河北师范大学网络信息中心,石家庄050016

出　　处：《微计算机信息》2008年第28期280-281,104,共3页Control & Automation

摘　　要：采用数字信号处理器设计了一种开关电源。介绍了开关电源的构成及其控制方式;描述了TMS320LF2407的结构特点及其在开关电源控制电路中的主要功能与实现;介绍了基于DSP的PWM型开关电源的硬件结构和软件设计流程。A type of switching power supply has been designed by using digital signal processor （DSP）. The constitution and the control modes of the switching power supply are introduced. The characteristics of TMS320LF2407＇s structure are described. TMS320LF2407＇s primary functions in control electrocircuit and theirs actualization are also described. Lastly, the structure of the hardware system and the software flow are introduced in detail.

关 键 词：DSP PWM 开关电源 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]