临近空间电子设备低温启动与加热方案设计  

The Method of Low Temperature Starting and Heating for Near Space Electronic Devices

作　　者：郭志伟 张磊[1] GUO Zhiwei;ZHANG Lei(The 38th Research Institute of CETC,Hefei Anhui 230031,China)

机构地区：[1]中国电子科技集团公司第三十八研究所,安徽合肥230031

出　　处：《电子器件》2024年第4期941-946,共6页Chinese Journal of Electron Devices

摘　　要：从临近空间电子设备低温启动的实际需要出发,基于半导体低温物理学基础理论,分析了常见半导体器件在-80℃低温下的物理特性和电学特性,设计了一种-80℃低温启动与加热方案,讨论了保证-80℃低温启动设计裕量的方法,以及采用尽可能少的元件构成完整温度闭环控制系统的设计方法。The physical and electrical characteristics of common semiconductor devices at-80 ℃ are analyzed based on the basic theory of semiconductor low-temperature physics for the actual needs of low-temperature startup of electronic devices in near space.A-80 ℃ low-temperature start and heater scheme is designed.The method of ensuring the design margin of low temperature start-up at-80 ℃,and the design method of using as few components as possible to form a complete closed-loop control system are discussed.

关 键 词：低温启动 热电阻 电子设备 临近空间 

分 类 号：TN710.2[电子电信—电路与系统]