Fully vertical AlN-on-SiC Schottky barrier diodes

被引:0
|
作者
Okumura, Hironori [1 ]
Imura, Masataka [2 ]
Miyazawa, Fuga [1 ]
Mainini, Lorenzo [1 ,3 ]
机构
[1] Univ Tsukuba, Inst Pure & Appl Sci, Tsukuba, Ibaraki 3058573, Japan
[2] Natl Inst Mat Sci, Res Ctr Funct Mat, Tsukuba, Ibaraki 3050044, Japan
[3] Politecn Milan, Dept Chem Mat & Chem Engn, Piazza Leonardo da Vinci 32, I-20133 Milan, Italy
关键词
vertical device; AlN; SBD; MOCVD; leakage current; hetero epitaxial layer; PARASITIC REACTION; ALUMINUM NITRIDE; GROWTH; TEMPLATES; EPITAXY; SI(111); LAYER; MOVPE;
D O I
10.35848/1347-4065/ad7dc3
中图分类号
O59 [应用物理学];
学科分类号
摘要
We demonstrated fully vertical Schottky barrier diodes (SBDs) that have a Si-doped AlN drift layer directly grown on an n-type 4H-SiC substrate by metal-organic CVD. The AlN SBD with a Ni anode showed a clear rectifying characteristic at 300-500 K and a rectification ratio of about 10-2. We found that the leakage current of the vertical AlN-on-SiC devices is affected by defects in the AlN drift layer and Schottky interface.
引用
收藏
页数:5
相关论文
共 50 条
  • [31] Improved reverse-bias breakdown behavior in fully-vertical GaN-on-Si Schottky barrier diodes with a thin AlN layer within the GaN drift layer
    Mase, Akira
    Dalapati, Pradip
    Hayafuji, Ryosuke
    Kubo, Toshiharu
    Miyoshi, Makoto
    Egawa, Takashi
    SEMICONDUCTOR SCIENCE AND TECHNOLOGY, 2023, 38 (09)
  • [32] Thermal Runaway in SiC Schottky Barrier Diodes Caused by Heavy Ions
    Kuboyama, Satoshi
    Mizuta, Eiichi
    Nakada, Yuki
    Shindou, Hiroyuki
    Michez, Alain
    Boch, Jerome
    Saigne, Frederic
    Touboul, Antoine
    IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 2019, 66 (07) : 1688 - 1693
  • [33] Annealing effects of Schottky contacts on the characteristics of 4H-SiC Schottky barrier diodes
    Kang, SC
    Kum, BH
    Do, SJ
    Je, JH
    Shin, MW
    WIDE-BANDGAP SEMICONDUCTORS FOR HIGH-POWER, HIGH-FREQUENCY AND HIGH-TEMPERATURE APPLICATIONS-1999, 1999, 572 : 141 - 146
  • [34] Comprehensive characterization of vertical GaN-on-GaN Schottky barrier diodes
    Raja, P. Vigneshwara
    Raynaud, Christophe
    Sonneville, Camille
    N'Dohi, Atse Julien Eric
    Morel, Herve
    Phung, Luong Viet
    Ngo, Thi Huong
    De Mierry, Philippe
    Frayssinet, Eric
    Maher, Hassan
    Tasselli, Josiane
    Isoird, Karine
    Morancho, Fredric
    Cordier, Yvon
    Planson, Dominique
    MICROELECTRONICS JOURNAL, 2022, 128
  • [35] Barrier inhomogeneity in vertical Schottky diodes on free standing gallium nitride
    Roccaforte, F.
    Giannazzo, F.
    Alberti, A.
    Spera, M.
    Cannas, M.
    Cora, I
    Pecz, B.
    Iucolano, F.
    Greco, G.
    MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING, 2019, 94 : 164 - 170
  • [36] Low ON-Resistance Fully-Vertical GaN-on-SiC Schottky Barrier Diode with Conductive Buffer Layer
    Li, Yanjun
    Yang, Shu
    Liu, Kai
    Cheng, Kai
    Sheng, Kuang
    Shen, Bo
    2022 IEEE 34TH INTERNATIONAL SYMPOSIUM ON POWER SEMICONDUCTOR DEVICES AND ICS (ISPSD), 2022, : 333 - 336
  • [37] Junction barrier Schottky diodes in 4H-SiC and 6H-SiC
    Dahlquist, F
    Zetterling, CM
    Ostling, M
    Rottner, K
    SILICON CARBIDE, III-NITRIDES AND RELATED MATERIALS, PTS 1 AND 2, 1998, 264-2 : 1061 - 1064
  • [38] Junction Barrier Schottky diodes in 4H-SiC and 6H-SiC
    Royal Inst of Technology, Kista, Sweden
    Mater Sci Forum, pt 2 (1061-1064):
  • [39] BARRIER HEIGHT ENHANCED GaN SCHOTTKY DIODES USING A THIN AlN SURFACE LAYER
    Chuah, L. S.
    Hassan, Z.
    Abu Hassan, H.
    Yam, F. K.
    Chin, C. W.
    Thahab, S. M.
    INTERNATIONAL JOURNAL OF MODERN PHYSICS B, 2008, 22 (29): : 5167 - 5173
  • [40] Effect of AlN spacer layer thickness on AlGaN/GaN/Si Schottky barrier diodes
    Hsueh, Kuang-Po
    Cheng, Yuan-Hsiang
    Wang, Hou-Yu
    Peng, Li-Yi
    Wang, Hsiang-Chun
    Chiu, Hsien-Chin
    Hu, Chih-Wei
    Xuan, Rong
    MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING, 2017, 66 : 69 - 73