A surface-potential-based model for AlGaN/AlN/GaN HEMT

被引:13
|
作者
Wang Jie [1 ,2 ]
Sun Lingling [2 ]
Liu Jun [2 ]
Zhou Mingzhu [2 ]
机构
[1] Zhejiang Univ, Dept Elect Engn, Hangzhou 310027, Zhejiang, Peoples R China
[2] Hangzhou Dianzi Univ, Key Lab RF Circuits & Syst, Minist Educ, Hangzhou 310018, Zhejiang, Peoples R China
基金
美国国家科学基金会;
关键词
AlGaN/AlN/GaN HEMT; 2DEG; surface potential; polarization effects; mobility;
D O I
10.1088/1674-4926/34/9/094002
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
A new surface-potential-based model for AlGaN/AlN/GaN high electron mobility transistor (HEMT) is proposed in this paper. Since the high polarization effects caused by AlN interlayer favorably influence the two dimensional electron gas (2DEG) and scattering mechanisms, we first add spontaneous and piezoelectric charge terms to the source equation of surface-potential, and a mobility model for AlGaN/AlN/GaN HEMT is rewritten. Compared with TCAD simulations, the DC characteristics of AlGaN/AlN/GaN HEMT are faithfully reproduced by the new model.
引用
收藏
页数:4
相关论文
共 50 条
  • [21] RF noise model for AlGaN/GaN HEMT
    Eshetu Muhea, Wondwosen
    Lazaro, Antonio
    Iniguez, Benjamin
    Yigletu, Fetene Mulugeta
    2017 SPANISH CONFERENCE ON ELECTRON DEVICES (CDE), 2017,
  • [22] Hydrodynamic simulation of surface traps in the AlGaN/GaN HEMT
    Brannick, A.
    Zakhleniuk, N. A.
    Ridley, B. K.
    Eastman, L. F.
    Shealy, J. R.
    Schaff, W. J.
    MICROELECTRONICS JOURNAL, 2009, 40 (03) : 410 - 412
  • [23] Growth and character stics of AlGaN/GaN HEMT structures with AlN/GaN superlattices as barrier layers
    Ding Guo-Jian
    Guo Li-Wei
    Xing Zhi-Gang
    Chen Yao
    Xu Pei-Qiang
    Jia Hai-Qiang
    Zhou Jun-Ming
    Chen Hong
    ACTA PHYSICA SINICA, 2010, 59 (08) : 5724 - 5729
  • [24] AlGaN/GaN HEMT based liquid sensors
    Mehandru, R
    Luo, B
    Kang, BS
    Kim, J
    Ren, F
    Pearton, SJ
    Pan, CC
    Chen, GT
    Chyi, JI
    SOLID-STATE ELECTRONICS, 2004, 48 (02) : 351 - 353
  • [25] Dc and Microwave Noise Characteristics of AlGaN/GaN HEMT with AlN and InGaN Interlayers
    Madadi, Robab
    Faez, Rahim
    Marjani, Saeid
    2014 22ND IRANIAN CONFERENCE ON ELECTRICAL ENGINEERING (ICEE), 2014, : 480 - 483
  • [26] Normally-off AlGaN/AlN/GaN HEMT with a composite recessed gate
    Li, Jialin
    Yin, Yian
    Zeng, Ni
    Liao, Fengbo
    Lian, Mengxiao
    Zhang, Xichen
    Zhang, Keming
    Li, Jingbo
    SUPERLATTICES AND MICROSTRUCTURES, 2022, 161
  • [27] Surface-Potential-Based Compact Model for the Gate Current of p-GaN Gate HEMTs
    Wang, Jie
    Chen, Zhanfei
    You, Shuzhen
    Zhou, Wenyong
    Bakeroot, Benoit
    Liu, Jun
    Sun, Lingling
    Decoutere, Stefaan
    IEEE TRANSACTIONS ON ELECTRON DEVICES, 2020, 67 (09) : 3564 - 3567
  • [28] PSPHV: A Surface-Potential-Based Model for LDMOS Transistors
    Xia, Kejun
    McAndrew, Colin C.
    van Langevelde, Ronald
    Smit, Geert D. J.
    Scholten, Andries J.
    IEEE TRANSACTIONS ON ELECTRON DEVICES, 2019, 66 (12) : 5246 - 5253
  • [29] Electron confinement enhancement in AlGaN/AlN/GaN HEMT using BGaN buffer
    Gassoumi, M.
    Helali, A.
    Gassoumi, Malek.
    Elleuch, Z.
    Boughdiri, N.
    Guesmi, H.
    Rejab, S.
    Maaref, H.
    JOURNAL OF OVONIC RESEARCH, 2023, 19 (01): : 81 - 86
  • [30] 具有AlN钝化层的AlGaN/GaN HEMT热性能
    程识
    李琦
    崔现文
    叶健
    管理
    桂林电子科技大学学报, 2024, 44 (02) : 181 - 189