JP5320774B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5320774B2 JP5320774B2 JP2008052409A JP2008052409A JP5320774B2 JP 5320774 B2 JP5320774 B2 JP 5320774B2 JP 2008052409 A JP2008052409 A JP 2008052409A JP 2008052409 A JP2008052409 A JP 2008052409A JP 5320774 B2 JP5320774 B2 JP 5320774B2
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- aln
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 48
- 229910002704 AlGaN Inorganic materials 0.000 claims abstract description 34
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 230000005533 two-dimensional electron gas Effects 0.000 claims description 14
- 238000009792 diffusion process Methods 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 11
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 39
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 27
- 229910002601 GaN Inorganic materials 0.000 description 24
- 239000003990 capacitor Substances 0.000 description 23
- 238000005530 etching Methods 0.000 description 9
- 230000015556 catabolic process Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002513 implantation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- NWAIGJYBQQYSPW-UHFFFAOYSA-N azanylidyneindigane Chemical compound [In]#N NWAIGJYBQQYSPW-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/07—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration the components having an active region in common
- H01L27/0705—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration the components having an active region in common comprising components of the field effect type
- H01L27/0727—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration the components having an active region in common comprising components of the field effect type in combination with diodes, or capacitors or resistors
- H01L27/0733—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration the components having an active region in common comprising components of the field effect type in combination with diodes, or capacitors or resistors in combination with capacitors only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
-
- 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
- H01L29/66—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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/778—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Junction Field-Effect Transistors (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
図1は、実施の形態1に係る半導体装置を示す断面図である。この半導体装置は、AlGaN/GaNヘテロエピタキシャル構造のHEMTとMIMキャパシタを有するMMICである。ただし、HEMTの構成については図示および説明を省略する。
図5は、実施の形態2に係る半導体装置を示す断面図である。この半導体装置は、AlGaN/GaNヘテロエピタキシャル構造のHEMTとMIMキャパシタを有するMMICである。ただし、HEMTの構成については図示および説明を省略する。
図6は、実施の形態3に係る半導体装置を示す断面図である。実施の形態2と異なる構成についてのみ説明する。
図7は、実施の形態4に係る半導体装置を示す断面図である。この半導体装置は、AlGaN/AlNヘテロエピタキシャル構造のHEMTとMIMキャパシタを有するMMICである。ただし、HEMTの構成については図示および説明を省略する。
12,25 AlN層
13 GaN層
14 AlGaN層
15 第1の開口
16 第2の開口
17 上部電極
18 下部電極
24 二次元電子ガス層
22 不純物拡散領域
26 開口
Claims (4)
- 半導体基板上にAlN層、GaN層およびAlGaN層が順番に形成された半導体装置であって、
前記AlN層の上面の一部を露出するように、前記GaN層および前記AlGaN層に第1の開口が形成され、
前記第1の開口と対向する位置に、前記AlN層の下面の一部を露出するように、前記半導体基板に第2の開口が形成され、
前記第1の開口内において前記AlN層の上面に上部電極が形成され、
前記第2の開口内において前記AlN層の下面に下部電極が形成されていることを特徴とする半導体装置。 - 半導体基板上にAlN層、GaN層およびAlGaN層が順番に形成された半導体装置であって、
前記GaN層の上面の一部を露出するように、前記AlGaN層に第1の開口が形成され、
前記第1の開口と対向する位置に、前記AlN層の下面の一部を露出するように、前記半導体基板に第2の開口が形成され、
前記第1の開口内において前記GaN層の上面に上部電極が形成され、
前記第2の開口内において前記AlN層の下面に下部電極が形成されていることを特徴とする半導体装置。 - 前記AlN層と前記GaN層の界面に二次元電子ガス層が形成され、
前記二次元電子ガス層に接続するように前記GaN層に不純物拡散領域が形成され、
前記上部電極は前記不純物拡散領域上に形成されていることを特徴とする請求項2に記載の半導体装置。 - 半導体基板上にAlGaN層およびAlN層が順番に形成された半導体装置であって、
前記AlGaN層の上面の一部を露出するように前記AlN層に開口が形成され、
前記AlGaN層と前記AlN層の界面に二次元電子ガス層が形成され、
前記開口内において、前記二次元電子ガス層に接続するように前記AlGaN層に不純物拡散領域が形成され、
前記AlN層上に上部電極が形成され、
前記不純物拡散領域上に下部電極が形成されていることを特徴とする半導体装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008052409A JP5320774B2 (ja) | 2008-03-03 | 2008-03-03 | 半導体装置 |
US12/143,053 US7700972B2 (en) | 2008-03-03 | 2008-06-20 | Semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008052409A JP5320774B2 (ja) | 2008-03-03 | 2008-03-03 | 半導体装置 |
Publications (2)
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JP2009212231A JP2009212231A (ja) | 2009-09-17 |
JP5320774B2 true JP5320774B2 (ja) | 2013-10-23 |
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JP2008052409A Active JP5320774B2 (ja) | 2008-03-03 | 2008-03-03 | 半導体装置 |
Country Status (2)
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US (1) | US7700972B2 (ja) |
JP (1) | JP5320774B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022257092A1 (zh) * | 2021-06-11 | 2022-12-15 | 华为技术有限公司 | 集成器件、半导体器件以及集成器件的制作方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR900001394B1 (en) * | 1985-04-05 | 1990-03-09 | Fujitsu Ltd | Super high frequency intergrated circuit device |
JPH01218054A (ja) * | 1988-02-26 | 1989-08-31 | Nec Corp | 半導体装置 |
JPH08264762A (ja) * | 1995-03-28 | 1996-10-11 | Fujitsu Ltd | 化合物半導体装置及びその製造方法 |
JP3400227B2 (ja) * | 1996-01-31 | 2003-04-28 | 株式会社エヌ・ティ・ティ ファシリティーズ | 監視制御装置 |
JP2002064183A (ja) | 2000-08-17 | 2002-02-28 | Sony Corp | 半導体装置およびその製造方法 |
WO2003071607A1 (fr) * | 2002-02-21 | 2003-08-28 | The Furukawa Electric Co., Ltd. | Transistor a effet de champ gan |
JP2007242853A (ja) * | 2006-03-08 | 2007-09-20 | Sanken Electric Co Ltd | 半導体基体及びこれを使用した半導体装置 |
WO2007108055A1 (ja) * | 2006-03-16 | 2007-09-27 | Fujitsu Limited | 化合物半導体装置及びその製造方法 |
JP5319084B2 (ja) * | 2007-06-19 | 2013-10-16 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
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2008
- 2008-03-03 JP JP2008052409A patent/JP5320774B2/ja active Active
- 2008-06-20 US US12/143,053 patent/US7700972B2/en active Active
Also Published As
Publication number | Publication date |
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US20090218578A1 (en) | 2009-09-03 |
US7700972B2 (en) | 2010-04-20 |
JP2009212231A (ja) | 2009-09-17 |
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