Surface-Potential-Based Compact Model for the Gate Current of p-GaN Gate HEMTs

被引:12
作者
Wang, Jie [1 ]
Chen, Zhanfei [1 ]
You, Shuzhen [2 ]
Zhou, Wenyong [1 ]
Bakeroot, Benoit [3 ]
Liu, Jun [1 ]
Sun, Lingling [1 ]
Decoutere, Stefaan [2 ]
机构
[1] Hangzhou Dianzi Univ, Minist Educ, Key Lab RF Circuit & Syst, Hangzhou 310018, Peoples R China
[2] IMEC, B-3001 Leuven, Belgium
[3] Univ Ghent, CMST, IMEC, B-9052 Ghent, Belgium
基金
中国国家自然科学基金;
关键词
Logic gates; Gallium nitride; HEMTs; MODFETs; Integrated circuit modeling; Biological system modeling; Mathematical model; Equivalent circuit model; gate current; p-GaN gate high-electron mobility transistors; transport model; VOLTAGE; DEVICES; BIAS;
D O I
10.1109/TED.2020.3011380
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The gate leakage current of p-GaN gate HEMTs is modeled based on surface potential calculations. The model accurately describes the bias and temperature dependence of the gate leakage. Thermionic emission is the main mechanism of the gate current in forward bias operation while hopping transport component is the main mechanism of gate current in reverse bias operation. This newly developed gate current model was implemented in Verilog-A. A good agreement between the simulations and experimental data demonstrates the accuracy of the model.
引用
收藏
页码:3564 / 3567
页数:4
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