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InGaAs/InP DHBT的基极-集电极设计 被引量:2

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摘要 研究了在InGaAs/InP DHBT中,组分渐变的集电极和δ掺杂浓度对Kirk电流的影响.提出了有效过渡层的概念.在组分非连续渐变的结构中,有效过渡层扩展到InGaAs的缩进层中.对不同的Kirk效应条件,给出了最大掺杂浓度、最大Kirk电流密度以及相对应的δ掺杂浓度的公式.最大集电极掺杂浓度和最大Kirk电流密度都依赖于δ掺杂层.优化δ掺杂能大幅度提高器件的Kirk电流密度.
作者 金智 刘新宇
出处 《中国科学(E辑)》 CSCD 北大核心 2008年第9期1521-1528,共8页 Science in China(Series E)
基金 国家重点基础研究发展计划项目(批准号:2002CB311902)资助
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参考文献5

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同被引文献16

  • 1孟进,马伟明,张磊,赵治华.基于IGBT开关暂态过程建模的功率变流器电磁干扰频谱估计[J].中国电机工程学报,2005,25(20):16-20. 被引量:52
  • 2YUAN Liqiang, ZHAO Zhengming, Mohamed E, et al. Performance evaluation of switch devices equipped in high-power three-level inverters [J]. IEEE Transaction on Industrial Electronics, 2007, 54(6) : 2993 - 3000.
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  • 8Bryant A T, KANG Xiaosong, Santi E, et al. Two-step parameter extraction procedure with formal optimization for physics-based circuit simulator IGBT and p-i-n diode models [J]. IEEE Transaction on Power Electronics, 2006, 21(2) : 295 - 309.
  • 9鲁挺.大容量电力电子系统中功率脉冲特性及其控制方法研究[D].北京:清华大学,20lO.
  • 10易荣,赵争鸣,袁立强.高压大容量变换器中母排的优化设计[J].电工技术学报,2008,23(8):94-100. 被引量:26

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