热插拔技术在雷达功放组件中的应用  

Application of hot-swap in radar power amplifier components

作　　者：周一帆 周云 张启帆 Zhou Yifan;Zhou Yun;Zhang Qifan(No.724 Research Institute of CSSC,Nanjing 211153,China)

机构地区：[1]中国船舶集团有限公司第七二四研究所,江苏南京211153

出　　处：《无线互联科技》2023年第22期90-92,共3页Wireless Internet Technology

摘　　要：为了提高雷达长期工作的可靠性,雷达功放组件需在带电状态下实现快速更换维修。文章介绍了热插拔技术,设计了一种新型热插拔电路,通过调节开关管工作状态,电路可完成平滑启动、电流限流,实现了热插拔功能,并通过实验验证了该电路的正确性。与串联功率电阻式热插拔电路相比,该电路具有功耗低、成本低、控制简单等优点。In order to improve the reliability of radar’s long-term work,radar amplifier components need to be quickly replaced and repaired in a live state.This paper introduces the hot-swap technology and designs a new type of hot-swap circuit.By adjusting the working state of the MOSFET,the circuit can complete the dry-sliding start and current limit,and the hot-swap function is realized,and the correctness of the circuit is verified through experiments.Compared with the series power resistance hot-swap circuit,this circuit has the advantages of low power consumption,low cost and simple control.

关 键 词：热插拔 限流电阻 雷达功放组件 

分 类 号：TN957.3[电子电信—信号与信息处理]