【摘要】 介绍了一款基于表面贴装工艺设计的DC/DC变换器。变换器采用反激拓扑和同步整流的工作方式,具有输入范围宽、转换效率高和外形尺寸小的特点,同时还具有过流保护等功能。供电特性可以满足GJB 181B—2012的28 V母线供电要求,可应用于机载等复杂应用环境。更多还原

【Abstract】 This article introduced a DC-DC convertor based on surface mounted technology process.The convertor adopts the fly-back topology and synchronizer rectifier, it has many functions such as small size, wide input voltage, high efficiency, over current protected and so on.And it can satisfy the power supply of 28 V bus which prescribed by GJB 181 B—2012,so the convertor can be used in the intricate condition of airborne.更多还原