KR101418205B1 - 화합물 반도체 장치 및 그 제조 방법 - Google Patents
화합물 반도체 장치 및 그 제조 방법 Download PDFInfo
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- KR101418205B1 KR101418205B1 KR1020130006420A KR20130006420A KR101418205B1 KR 101418205 B1 KR101418205 B1 KR 101418205B1 KR 1020130006420 A KR1020130006420 A KR 1020130006420A KR 20130006420 A KR20130006420 A KR 20130006420A KR 101418205 B1 KR101418205 B1 KR 101418205B1
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
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- 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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- 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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- H10D30/471—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT]
- H10D30/475—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having wider bandgap layer formed on top of lower bandgap active layer, e.g. undoped barrier HEMTs such as i-AlGaN/GaN HEMTs
- H10D30/4755—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having wider bandgap layer formed on top of lower bandgap active layer, e.g. undoped barrier HEMTs such as i-AlGaN/GaN HEMTs having wide bandgap charge-carrier supplying layers, e.g. modulation doped HEMTs such as n-AlGaAs/GaAs HEMTs
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/06—Structure, shape, material or disposition of the bonding areas prior to the connecting process of a plurality of bonding areas
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
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- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
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- H01L2224/4847—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a wedge bond
- H01L2224/48472—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a wedge bond the other connecting portion not on the bonding area also being a wedge bond, i.e. wedge-to-wedge
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- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/113—Isolations within a component, i.e. internal isolations
- H10D62/115—Dielectric isolations, e.g. air gaps
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- Microelectronics & Electronic Packaging (AREA)
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- Junction Field-Effect Transistors (AREA)
Abstract
Description
도 2는 제1 실시 형태에 따른 화합물 반도체 장치의 레이아웃을 도시하는 도면.
도 3은 드레인 전압과 드레인 전류의 관계를 나타내는 그래프.
도 4a는 제1 실시 형태에 따른 화합물 반도체 장치의 제조 방법을 공정순으로 도시하는 단면도.
도 4b는 도 4a에 이어서, 화합물 반도체 장치의 제조 방법을 공정순으로 도시하는 단면도.
도 4c는 도 4b에 이어서, 화합물 반도체 장치의 제조 방법을 공정순으로 도시하는 단면도.
도 5는 제1 실시 형태의 변형예를 도시하는 단면도.
도 6은 제1 실시 형태의 다른 변형예의 레이아웃을 도시하는 도면.
도 7은 제1 실시 형태에 따른 화합물 반도체 장치의 제조 방법의 변형예를 공정순으로 도시하는 단면도.
도 8은 제2 실시 형태에 따른 화합물 반도체 장치의 레이아웃을 도시하는 도면.
도 9는 제2 실시 형태에 따른 화합물 반도체 장치의 구조를 도시하는 단면도.
도 10은 제1 실시 형태에서의 전위를 도시하는 단면도.
도 11은 전위의 변화를 도시하는 단면도.
도 12는 제3 실시 형태에 따른 화합물 반도체 장치의 구조를 도시하는 단면도.
도 13은 제4 실시 형태에 따른 디스크리트 패키지를 도시하는 도면.
도 14는 제5 실시 형태에 따른 PFC 회로를 도시하는 결선도.
도 15는 제6 실시 형태에 따른 전원 장치를 도시하는 결선도.
도 16은 제7 실시 형태에 따른 고주파 증폭기를 도시하는 결선도.
13, 15 : 절연막
14 : 매립 전극
16 : 버퍼층
17 : 전자 주행층
18 : 전자 공급층
20g : 게이트 전극
20s : 소스 전극
20d : 드레인 전극
23 : 개구부
24 : 패드
30 : 전위
40 : 패드
Claims (10)
- 기판과,
상기 기판 상방에 형성된 버퍼층과,
상기 버퍼층 상방에 형성된 전자 주행층 및 전자 공급층과,
상기 전자 공급층 상방에 형성된 게이트 전극, 소스 전극 및 드레인 전극과,
상기 게이트 전극, 상기 소스 전극 및 상기 드레인 전극으로부터 독립된 전위가 공급되어, 상기 버퍼층의 전위를 제어하는 매립 전극과,
상기 매립 전극으로부터의 원자의 확산을 억제하는 절연막
을 갖고,
상기 절연막은, 상기 매립 전극의 전체면을 덮고 있는 것을 특징으로 하는 화합물 반도체 장치. - 삭제
- 삭제
- 제1항에 있어서,
상기 절연막은, 상기 전자 주행층의 2차원 전자 가스가 발생하는 영역의 하방 전체에 걸쳐서 형성되어 있는 것을 특징으로 하는 화합물 반도체 장치. - 제1항에 있어서,
상기 매립 전극은, 상기 버퍼층의 하면과 상면 사이에 위치하고 있는 것을 특징으로 하는 화합물 반도체 장치. - 제1항에 있어서,
상기 매립 전극은, 도전성의 화합물 반도체층을 포함하는 것을 특징으로 하는 화합물 반도체 장치. - 제1항에 있어서,
상기 매립 전극의 일부가 외부 단자로서 이용되는 것을 특징으로 하는 화합물 반도체 장치. - 제1항의 화합물 반도체 장치를 갖는 것을 특징으로 하는 전원 장치.
- 제1항의 화합물 반도체 장치를 갖는 것을 특징으로 하는 고출력 증폭기.
- 기판 상방에 버퍼층을 형성하는 공정과,
상기 버퍼층 상방에 전자 주행층 및 전자 공급층을 형성하는 공정과,
상기 전자 공급층 상방에 게이트 전극, 소스 전극 및 드레인 전극을 형성하는 공정과,
상기 게이트 전극, 상기 소스 전극 및 상기 드레인 전극으로부터 독립된 전위가 공급되어, 상기 버퍼층의 전위를 제어하는 매립 전극을 형성하는 공정과,
상기 매립 전극으로부터의 원자의 확산을 억제하는 절연막을 형성하는 공정
을 갖고,
상기 절연막은, 상기 매립 전극의 전체면을 덮고 있는 것을 특징으로 하는 화합물 반도체 장치의 제조 방법.
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Application Number | Priority Date | Filing Date | Title |
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JP2012080877A JP5895666B2 (ja) | 2012-03-30 | 2012-03-30 | 化合物半導体装置及びその製造方法 |
JPJP-P-2012-080877 | 2012-03-30 |
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KR20130111259A KR20130111259A (ko) | 2013-10-10 |
KR101418205B1 true KR101418205B1 (ko) | 2014-07-09 |
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KR1020130006420A Expired - Fee Related KR101418205B1 (ko) | 2012-03-30 | 2013-01-21 | 화합물 반도체 장치 및 그 제조 방법 |
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Country | Link |
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US (1) | US9024358B2 (ko) |
JP (1) | JP5895666B2 (ko) |
KR (1) | KR101418205B1 (ko) |
CN (1) | CN103367420B (ko) |
TW (1) | TWI475696B (ko) |
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JP6054620B2 (ja) * | 2012-03-29 | 2016-12-27 | トランスフォーム・ジャパン株式会社 | 化合物半導体装置及びその製造方法 |
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KR20130111259A (ko) | 2013-10-10 |
TW201340325A (zh) | 2013-10-01 |
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