基于FT-M6678处理器的嵌入式计算机电源设计及实现  

Design and Implementation of Embedded Computer Power Supply Based on FT-M6678

作　　者：景德胜 陈川 刘婷婷 JING De-sheng;CHEN Chuan;LIU Ting-ting(Xi′an Aeronautics Computing Technique Research Institute,AVIC,Xi′an 710000,China)

机构地区：[1]航空工业西安航空计算技术研究所,陕西西安710000

出　　处：《航空计算技术》2021年第5期122-125,共4页Aeronautical Computing Technique

基　　金：装备预研航空工业联合基金项目资助(6141B05060402)。

摘　　要：随着集成电路技术的发展应用,嵌入式计算机工作需要的电源电压种类多,电流大小各异,上电时序要求严格。针对嵌入式计算机使用芯片的电源电压、电流要求,提出了一种采用开关电源和线性电源混合使用的方法完成产品供电和上电时序的控制,以1.0 V电源为例进行了设计分析、仿真验证,并通过实际测量证明方法设计合理、仿真可信。应用本电源设计的嵌入式计算机已通过环境试验考核、工作正常稳定,设计方法具有一定工程参考价值。With the development and application of integrated circuits,embedded computer needs many kinds of power supply voltage,different current and strict power on sequence.According to the power supply voltage and current requirement,this paper proposes a hybrid method of switching power supply and linear power supply to complete the control of power on sequence and power supply.Taking 1.0V power supply as an example,carry out the design analysis and simulation verification,the design reasonable and the simulation credible are proved by the actual measurement.The embedded computer used this power supply design has passed the test verification,works stably and reliably.The power supply design method described in this paper has a certain engineering reference value.

关 键 词：嵌入式计算机 开关电源 线性电源 上电时序 

分 类 号：TP303.3[自动化与计算机技术—计算机系统结构]