CN104347701B - 一种具有复合钝化层结构的场效应晶体管 - Google Patents
一种具有复合钝化层结构的场效应晶体管 Download PDFInfo
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- CN104347701B CN104347701B CN201410457922.5A CN201410457922A CN104347701B CN 104347701 B CN104347701 B CN 104347701B CN 201410457922 A CN201410457922 A CN 201410457922A CN 104347701 B CN104347701 B CN 104347701B
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- 230000005669 field effect Effects 0.000 title claims abstract description 11
- 239000002131 composite material Substances 0.000 title abstract description 8
- 238000002161 passivation Methods 0.000 claims abstract description 42
- 230000004888 barrier function Effects 0.000 claims abstract description 24
- 229910002601 GaN Inorganic materials 0.000 claims abstract description 23
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims abstract description 20
- 230000005684 electric field Effects 0.000 claims abstract description 18
- 239000011810 insulating material Substances 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 8
- RNQKDQAVIXDKAG-UHFFFAOYSA-N aluminum gallium Chemical compound [Al].[Ga] RNQKDQAVIXDKAG-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000008859 change Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 229910052681 coesite Inorganic materials 0.000 claims 1
- 229910052593 corundum Inorganic materials 0.000 claims 1
- 229910052906 cristobalite Inorganic materials 0.000 claims 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 claims 1
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims 1
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 229910052682 stishovite Inorganic materials 0.000 claims 1
- 229910052905 tridymite Inorganic materials 0.000 claims 1
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 description 11
- 238000004088 simulation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000003989 dielectric material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005533 two-dimensional electron gas Effects 0.000 description 3
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
- H10D30/47—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 2D charge carrier gas channels, e.g. nanoribbon FETs or high electron mobility transistors [HEMT]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/161—Source or drain regions of field-effect devices of FETs having Schottky gates
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/85—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group III-V materials, e.g. GaAs
- H10D62/8503—Nitride Group III-V materials, e.g. AlN or GaN
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- Junction Field-Effect Transistors (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
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CN201410457922.5A CN104347701B (zh) | 2014-09-10 | 2014-09-10 | 一种具有复合钝化层结构的场效应晶体管 |
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CN201410457922.5A CN104347701B (zh) | 2014-09-10 | 2014-09-10 | 一种具有复合钝化层结构的场效应晶体管 |
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CN104347701A CN104347701A (zh) | 2015-02-11 |
CN104347701B true CN104347701B (zh) | 2017-10-17 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106783993B (zh) * | 2017-01-18 | 2019-08-02 | 电子科技大学 | 具有衬底内复合介质层结构的氮化镓异质结场效应管 |
CN106898640A (zh) * | 2017-02-20 | 2017-06-27 | 中国科学院半导体研究所 | 一种增强型氮化物场效应晶体管及其制备方法 |
CN107170800B (zh) * | 2017-05-19 | 2023-09-05 | 北京华进创威电子有限公司 | 一种复合钝化层栅场板GaN HEMT元胞结构及器件 |
CN112466928B (zh) * | 2020-12-15 | 2021-11-30 | 南京工业职业技术大学 | 一种同时优化击穿特性和反向特性的GaN HEMT器件及其制作工艺 |
CN113809171B (zh) * | 2021-08-25 | 2022-12-23 | 西安电子科技大学 | 一种GaN低寄生钝化器件及其制备方法 |
CN114447102A (zh) * | 2022-01-25 | 2022-05-06 | 电子科技大学 | 具有衬底上复合半导体层的氮化镓异质结场效应晶体管 |
CN117727775A (zh) * | 2024-02-08 | 2024-03-19 | 深圳天狼芯半导体有限公司 | 一种具有梳状源极场板提高耐压的GaN HEMT及制备方法 |
Citations (2)
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CN103474460A (zh) * | 2013-09-09 | 2013-12-25 | 电子科技大学 | 一种高电子迁移率晶体管 |
CN104022151A (zh) * | 2014-06-20 | 2014-09-03 | 苏州能讯高能半导体有限公司 | 半导体器件及其制造方法 |
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JP2014003222A (ja) * | 2012-06-20 | 2014-01-09 | Toshiba Corp | 電界効果トランジスタ |
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CN103474460A (zh) * | 2013-09-09 | 2013-12-25 | 电子科技大学 | 一种高电子迁移率晶体管 |
CN104022151A (zh) * | 2014-06-20 | 2014-09-03 | 苏州能讯高能半导体有限公司 | 半导体器件及其制造方法 |
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