驱动白光LED技术综述  

Overview on the Technology of Driving White LED

作　　者：彭龑[1] 李晓寒[1] 何华平[1] 

机构地区：[1]四川理工学院计算机学院,四川自贡643000

出　　处：《中国照明电器》2010年第9期9-11,18,共4页China Light & Lighting

基　　金：四川理工学院科研基金2009XJKPL005

摘　　要：简要介绍新兴环保光源———白光LED的发展历程及发光原理,重点介绍几种典型的LED驱动技术,展望白光LED作为新一代照明光源的应用前景。White LED is a kind of modern burgeoning light source with the advantages of environmental protection and energy-saving.In this paper,the principle and development of white LEDs,and several typical LED-driving circuits are introduced.Also the prospect for white LED as a new generation of light source is presented.

关 键 词：LED 驱动 电荷泵 恒流源 开关电源 白光 LED 

分 类 号：TN312.8[电子电信—物理电子学]