三端集成稳压器扩流方法分析  

Analysis on Exparnd Current Method about Three-terminal Voltage Regulator

作　　者：赵贺[1] 

机构地区：[1]兰州交通大学电子与信息工程学院,甘肃兰州730070

出　　处：《电源技术应用》2012年第4期53-56,共4页Power Supply Technologles and Applications

摘　　要：以LM317K进行电流扩展为例介绍了三端集成稳压器的三种扩流方法。通过对三种扩流方法的分析和比较,给出了各自适用的场合和使用时的注意事项。在实际应用中,可根据扩流的大小和使用的三端集成稳压器的型号来选择合适的扩流方法。Three methods to expand output current of three-terminal voltage regulator are introduced using LM317K as an example. Three methods to expand electric current are analyzed and compared, each applied situation and notes are given. In practical application,appropriate method to expand output current should according to the current need to expand and the type of three-terminal voltage regulator in circuits are choosed.

关 键 词：LM317K 三端集成稳压器 扩流 方法 比较 

分 类 号：TM44[电气工程—电器]