200W平衡式脉冲功率放大器的设计与实现  

Design and Realization of 200 W Balanced Structure Pulse Power Amplifier

作　　者：吴一多[1] 陈晓光[1] 宋汉斌[1] 

机构地区：[1]复旦大学通信科学与工程系,上海200433

出　　处：《电子器件》2010年第4期471-475,共5页Chinese Journal of Electron Devices

摘　　要：给出了一种用于发射机末级的大功率脉冲功率放大器的设计方案和测试结果。电路设计采用三级级联、平衡式电路结构以及集总元件和微带线混合匹配网络。在2.3GHz-2.4GHz频段,带内增益为47±1.5dB、脉冲输出功率200W、回波损耗大于15dB。测试结果满足给定指标的要求,证明了设计方案的可行性。A design scheme and test results of a pulse power amplifier used for high-power transmitter is presented.Cascade structure,balanced structure as well as lumped elements and micro-strip matching network are used for the design.In 2.3～2.4 GHz,the amplifier provides a gain of 47±1.5 dB,output power of 200 W,and 15 dB return loss.Test results show that the circuit has met the specifications.

关 键 词：大功率发射机 级联 平衡式 网络匹配 

分 类 号：TN722.75[电子电信—电路与系统]