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基于Matlab对Spice二极管特性受温度影响的研究

2012年1月15日第35卷 现代电子技术 Modern Electronics Technique Jan.2012Vol.35No.2 基于 Matlab研究Spice二极管特性受温度影响 牛 耕,陈思宇,于继翔 (中国矿业大学(北京)机电与信息工程学院,北京 100083) 摘 为了研究Spice程序下二极管模型的伏安特性和等效电容受温度变化的影响,这里有软件 Matlab 基于模拟环境, Spice二极管物理模型D1N4002为研究对象,在仿真软件 在Matlab中编写程序代码,建立了二极管模型D1N4002伏安特性和等效电容的函数模型,绘制了不同温度下二极管伏安特性和等效电容的曲线,并结合模拟曲线分析了温度变化的影响,得出结论,温度对伏安特性和等效电容在反向击穿和正导通状态下的等效电容有明显影响。该研究方法从新颖的角度应用 以温度为变量,研究了Spice二极管模型的特性函数, 同时,它也为研究其他更复杂的半导体器件特性奠定了基础。 关键词:Matlab;Spice;二极管;物理模型;中图温度影响分类号:TN312-34 文献标识码: A 1004-373X(2012)02-0131-05 Research on effect of temperatureter change on characterstisticstics of SPICE diode based on MATLAB NIU Geng,CHEN Si-yu,yu Ji-xiang ( School of Mechanicalancalcalcarcalcancalcalchane Electronice Information Enginering,China university of Mining and Technology,Beijing 100083,China) Abstract:Instract order to study the effect of temperatureter change on the volt-ampere specialitty and equivalententer capacitance of di- ode model in SPICE,based on the simulation-environ of MATLAB,The SPICE diode physical model D1N4002is chosento be the study object,the Program code is written in MATLAB,the function model of the volt-ampere specialitty and equiva-lentter capactancencececcapactancececcecccapactancencececccceccccccccccccccecccecccceccccccccecccccccceccccecccccceccceccecceccceccccccecccecceccecceccccecccceccccecceccecceccceccccecceccecceccceccceccececececceccecccecccececececececececececececccececececcecececcececececececceccccececececececececcececececececececececececececececececececcccccceccecececececececececececececececcccccccecccececececcecececececececececececcccccccecececececececececececececececececececececececececececececececececececececcccccccecccccccccccccccccccccccccceccccccccccccccececececececececccccccccccccccecececcccccccccccccecececcccc of the diode physical model D1N4002is established,the graphs of the volt-ampere specialitty and equivalententer ca-pactancece of diode physical model D1N4002at diferent temperatureter are drawn,and the effect of temperatureter change is ana-lysed.ana-lysed conclusion the effect of temperatureter change on the characterstisticstics of diode model

标签: 二极管in402二极管05二极管n052at23

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