JP2015118968A - 電界効果型半導体装置 - Google Patents
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- 239000007924 injection Substances 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims description 33
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- 229920005989 resin Polymers 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000000243 solution Substances 0.000 abstract 1
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 37
- 238000010586 diagram Methods 0.000 description 23
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 18
- 230000005533 two-dimensional electron gas Effects 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 8
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 8
- 238000000206 photolithography Methods 0.000 description 8
- 125000006850 spacer group Chemical group 0.000 description 8
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000969 carrier Substances 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000000231 atomic layer deposition Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 238000005036 potential barrier Methods 0.000 description 2
- 229910005542 GaSb Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- H—ELECTRICITY
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- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7391—Gated diode structures
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- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66356—Gated diodes, e.g. field controlled diodes [FCD], static induction thyristors [SITh], field controlled thyristors [FCTh]
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/08—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0895—Tunnel injectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/20—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds
- H01L29/201—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds including two or more compounds, e.g. alloys
- H01L29/205—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds including two or more compounds, e.g. alloys in different semiconductor regions, e.g. heterojunctions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/36—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the concentration or distribution of impurities in the bulk material
- H01L29/365—Planar doping, e.g. atomic-plane doping, delta-doping
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Abstract
Description
(付記1)チャネル形成層と、前記チャネル形成層の中央部に設けたチャネル層と、前記チャネル層に接して設けられたゲート電極と、前記チャネル形成層の前記チャネル層に接する側に設けられ、ソース電極と前記チャネル形成層との間にバンド間トンネル電流を流す電子注入層と、前記チャネル層を挟んで前記ソース電極と反対側に位置する前記チャネル形成層上に設けられたドレイン電極とを有することを特徴とする電界効果型半導体装置。
(付記2)ゲート電極と前記チャネル層との間にゲート絶縁膜を有することを特徴とする付記1に記載の電界効果型半導体装置。
(付記3)前記ゲート絶縁膜が、酸化アルミニウムからなることを特徴とする付記2に記載の電界効果型半導体装置。
(付記4)前記ドレイン電極が、前記チャネル形成層上に直接設けられていることを特徴とする付記1乃至付記3のいずれか1に記載の電界効果型半導体装置。
(付記5)前記チャネル形成層が、半導体基板上に設けられていることを特徴とする付記1乃至付記4のいずれか1に記載の電界効果型半導体装置。
(付記6)前記半導体基板が、Si基板、InP基板或いはGaAs基板のいずれかであることを特徴とする付記4に記載の電界効果型半導体装置。
(付記7)前記電子注入層が、前記チャネル形成層に対して、前記ゲート電極を設けた側と反対側の面に接して設けられ、前記電子注入層及び前記電子注入層を設けた側のチャネル形成層が樹脂からなる支持層で覆われていることを特徴とする付記1乃至付記4のいずれか1に記載の電界効果型半導体装置。
(付記8)前記支持層が、ベンゾシクロブテン樹脂からなることを特徴とする付記7に記載の電界効果型半導体装置。
(付記9)前記チャネル形成層がInGaAsからなることを特徴とする付記1乃至付記8のいずれか1に記載の電界効果型半導体装置。
(付記10)前記電子注入層が、少なくともGaとSbとを含むIII-V族化合物半導体からなることを特徴とする付記1乃至付記9のいずれか1に記載の電界効果型半導体装置。
2 バッファ層
3 チャネル形成層
4 二次元電子ガス層
5 電子注入層
6 ゲート絶縁膜
7 ゲート電極
8 チャネル層
9 ソース電極
10 ドレイン電極
21,41 半絶縁性InP基板
22 i型InAlAsバッファ層
23 プレーナ・ドープ層
24 i型InAlAsスペーサ層
25,42 i型InGaAsチャネル形成層
26,47 二次元電子ガス層
27,43 p+型GaAsSb電子注入層
28,48 Al2O3膜
29,49 ゲート絶縁膜
30,44 ソース電極
31,51 ドレイン電極
32,50 ゲート電極
45 Si基板
46 BCB樹脂層
61 p型Si基板
62 ゲート絶縁膜
63 ゲート電極
64 p++型ソース領域
65 n++型ドレイン領域
66 ソース電極
67 ドレイン電極
71 半絶縁性GaAs基板
72 i型AlGaAs絶縁層
73 i型GaAs電子走行層
74 n型AlGaAs電子供給層
75 i型AlGaAs絶縁層
76 ゲート電極
77 n+型GaAsソース領域
78 p+型GaAsドレイン領域
79 ソース電極
80 ドレイン電極
81 半絶縁性InP基板
82 i型InAlAsバッファ層
83 i型InGaAsチャネル層
84 i型InAlAsスペーサ層
85 プレーナ・ドープ層
86 i型InAlAsショットキー障壁層
87 二次元電子ガス層
88,89 n型InGaAsキャップ層
90 ゲート電極
91 ソース電極
92 ドレイン電極
Claims (5)
- チャネル形成層と、
前記チャネル形成層の中央部に設けたチャネル層と、
前記チャネル層に接して設けられたゲート電極と、
前記チャネル形成層の前記チャネル層に接する側に設けられ、ソース電極と前記チャネル形成層との間にバンド間トンネル電流を流す電子注入層と、
前記チャネル層を挟んで前記ソース電極と反対側に位置する前記チャネル形成層上に設けられたドレイン電極と
を有することを特徴とする電界効果型半導体装置。 - ゲート電極と前記チャネル層との間にゲート絶縁膜を有することを特徴とする請求項1に記載の電界効果型半導体装置。
- 前記チャネル形成層が、半導体基板上に設けられていることを特徴とする請求項1または請求項2に記載の電界効果型半導体装置。
- 前記電子注入層が、前記チャネル形成層に対して、前記ゲート電極を設けた側と反対側の面に接して設けられ、
前記電子注入層及び前記電子注入層を設けた側のチャネル形成層が樹脂からなる支持層で覆われていることを特徴とする請求項1または請求項2に記載の電界効果型半導体装置。 - 前記電子注入層が、少なくともGaとSbとを含むIII-V族化合物半導体からなることを特徴とする請求項1乃至請求項4のいずれか1項に記載の電界効果型半導体装置。
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JP2013259820A JP6331375B2 (ja) | 2013-12-17 | 2013-12-17 | 電界効果型半導体装置 |
US14/547,440 US9502545B2 (en) | 2013-12-17 | 2014-11-19 | Field effect semiconductor device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017057329A1 (ja) * | 2015-09-30 | 2017-04-06 | 国立大学法人北海道大学 | トンネル電界効果トランジスタ |
JP2017152467A (ja) * | 2016-02-23 | 2017-08-31 | 日本電信電話株式会社 | 電界効果トランジスタおよびその製造方法 |
JP2019009296A (ja) * | 2017-06-26 | 2019-01-17 | 日本電信電話株式会社 | トンネル電界効果トランジスタ |
WO2021210547A1 (ja) * | 2020-04-14 | 2021-10-21 | 国立研究開発法人産業技術総合研究所 | 半導体装置 |
Families Citing this family (5)
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US10468245B2 (en) * | 2018-03-09 | 2019-11-05 | Atomera Incorporated | Semiconductor device including compound semiconductor materials and an impurity and point defect blocking superlattice |
US10727049B2 (en) | 2018-03-09 | 2020-07-28 | Atomera Incorporated | Method for making a semiconductor device including compound semiconductor materials and an impurity and point defect blocking superlattice |
EP3756212B1 (en) * | 2018-03-09 | 2024-01-17 | Atomera Incorporated | Semiconductor device and method including compound semiconductor materials and an impurity and point defect blocking superlattice |
CN112805837B (zh) * | 2018-09-30 | 2022-04-12 | 华为技术有限公司 | 栅控二极管及芯片 |
JP7395273B2 (ja) * | 2019-07-02 | 2023-12-11 | ローム株式会社 | 窒化物半導体装置およびその製造方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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WO2017057329A1 (ja) * | 2015-09-30 | 2017-04-06 | 国立大学法人北海道大学 | トンネル電界効果トランジスタ |
JPWO2017057329A1 (ja) * | 2015-09-30 | 2018-08-23 | 国立大学法人北海道大学 | トンネル電界効果トランジスタ |
JP2017152467A (ja) * | 2016-02-23 | 2017-08-31 | 日本電信電話株式会社 | 電界効果トランジスタおよびその製造方法 |
JP2019009296A (ja) * | 2017-06-26 | 2019-01-17 | 日本電信電話株式会社 | トンネル電界効果トランジスタ |
WO2021210547A1 (ja) * | 2020-04-14 | 2021-10-21 | 国立研究開発法人産業技術総合研究所 | 半導体装置 |
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JP7486729B2 (ja) | 2020-04-14 | 2024-05-20 | 国立研究開発法人産業技術総合研究所 | 半導体装置 |
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US9502545B2 (en) | 2016-11-22 |
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US20150171202A1 (en) | 2015-06-18 |
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