基于TOPSwitch-GX系列单片开关电源应用设计  

Application Design of Switching Mode Power Supply with TOPSwitch-GX Single Chip

作　　者：何东升[1] 罗世能[2] 

机构地区：[1]华南理工大学电力学院,广东广州510640 [2]信息产业部电子第五研究所,广东广州510640

出　　处：《通信电源技术》2007年第3期43-46,共4页Telecom Power Technology

基　　金：广东省工业攻关项目(NO.2004A10502001;003049)

摘　　要：介绍了美国PowerIntegrations公司最新研制的开关电源集成芯片TOPSwitch-GX系列的主要特点,设计了一款基于此系列芯片的多路输出单端反激式开关电源,阐述了设计的主要步骤,给出了设计注意事项及试验结果。此电源具有低成本、高效率、小尺寸、全密封式的特点。TOPSwitch-GX is an integrated switching mode power supply chip newly developed by Power Integration Corporation in United States. The paper introduces its main characteristics and proposes the design of multiple output single ended fly-back switching mode power supply with GX chip. The chief steps of design are explained in detail, the key points which should be paid attention to during the design and the experiment were given. This power supply is low cost, high efficiency, small size and fully sealed.

关 键 词：单片开关电源 电流型PWM TOPSWITCH-GX 

分 类 号：TN86[电子电信—信息与通信工程]