单片开关电源高频变压器的设计要点  

Design Key Point of High Frequency Transformer of Single-chip Switching Power Supply

作　　者：沙占友 葛家怡[1] 武瑞红[1] 

机构地区：[1]河北科技大学,河北石家庄050054

出　　处：《电源技术应用》2003年第6期10-12,共3页Power Supply Technologles and Applications

摘　　要：高频变压器是单片开关电源的核心部件,鉴于这种高频变压器在设计上有其特殊性,为此专门阐述降低其损耗及抑制音频噪声的方法,可供高频变压器设计人员参考。High-frequeney transformor is the key parts of single-chip switching powers supply, because of the particularity in the design of high-frequency transformer.so the methods of reducing its loss and suppressing its audio-frequency noise are specially explained, and can be used as a reference for high frequency transformer designers.

关 键 词：单片开关电源 高频变压路 损耗 音频噪声 电磁兼容性 设计 

分 类 号：TM44[电气工程—电器] TN86[电子电信—信息与通信工程]