基于雪崩管Marx电路的高稳定度脉冲技术

胡龙 hu long,曾搏 zeng bo,浩庆松 hao qingsong,俞建国 yu jianguo, 丁臻捷 ding zhenjie,袁雪林 yuan xuelin

Qiangjiguang Yu Lizishu/High Power Laser and Particle Beams（2010）

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Abstract

采用Marx电路提高雪崩管脉冲源输出脉冲幅度,分析基于雪崩管Marx电路脉冲源的时基稳定度和波形稳定度的影响因素.采用适当的优化措施提高稳定度指标,设计了高稳定度的雪崩管脉冲源,脉冲峰值电压2 000 V(50 Ω负载),脉冲全底宽度5 ns,上升时间400 ps,重复频率达到25 kHz,具有很高的稳定度指标:短时抖动小于30 ps,长时漂移小于100 ps/min,峰值电压和脉冲宽度抖动小于1 %.

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Key words

All-solid-state,Avalanche transistor,High stability,Marx circuit,Pulser,Ultra-wide band

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