KR20020004807A - 반도체 장치 - Google Patents
반도체 장치 Download PDFInfo
- Publication number
- KR20020004807A KR20020004807A KR1020010011326A KR20010011326A KR20020004807A KR 20020004807 A KR20020004807 A KR 20020004807A KR 1020010011326 A KR1020010011326 A KR 1020010011326A KR 20010011326 A KR20010011326 A KR 20010011326A KR 20020004807 A KR20020004807 A KR 20020004807A
- Authority
- KR
- South Korea
- Prior art keywords
- diffusion layer
- semiconductor device
- circuit
- schottky barrier
- diode
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 129
- 238000009792 diffusion process Methods 0.000 claims abstract description 88
- 230000004888 barrier function Effects 0.000 claims abstract description 54
- 239000000758 substrate Substances 0.000 claims abstract description 41
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 32
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 9
- 238000000151 deposition Methods 0.000 claims description 2
- 230000003071 parasitic effect Effects 0.000 abstract description 59
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 229920005591 polysilicon Polymers 0.000 description 17
- 230000000694 effects Effects 0.000 description 16
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
-
- 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
- H01L27/08—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 only semiconductor components of a single kind
- H01L27/085—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 only semiconductor components of a single kind including field-effect components only
- H01L27/088—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 only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
- H01L27/092—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 only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate complementary MIS field-effect transistors
-
- 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
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0248—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection
- H01L27/0251—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices
- H01L27/0255—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices using diodes as protective elements
-
- 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
- H01L27/0611—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 integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0641—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 integrated circuits having a two-dimensional layout of components without a common active region without components of the field effect type
- H01L27/0647—Bipolar transistors in combination with diodes, or capacitors, or resistors, e.g. vertical bipolar transistor and bipolar lateral transistor and resistor
- H01L27/0652—Vertical bipolar transistor in combination with diodes, or capacitors, or resistors
- H01L27/0664—Vertical bipolar transistor in combination with diodes
-
- 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
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/47—Schottky barrier electrodes
-
- 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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/872—Schottky diodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (3)
- 동일한 반도체 기판에, 절연 게이트 바이폴라 트랜지스터와, 제어용의 회로영역 또는 회로소자가 형성된 반도체 장치에 있어서,반도체 기판의 표면 근방부에 그 반도체 기판의 도전형과는 다른 도전형의 제 1 확산층과, 제 1 확산층에 포함된 제 1 확산층의 도전형과는 다른 도전형의 제 2 확산층이 형성되고,제 2 확산층 위에, 절연막이 제거된 제 1 영역이 형성됨과 동시에, 제 1 영역내에 제 1 금속 배선층이 형성되고,제 2 확산층에 포함되거나 또는 겹치는 제 2 확산층과는 동일 도전형의 제 3 확산층이 형성되며,제 3 확산층 위에 절연막이 제거된 제 2 영역이 형성됨과 동시에, 제 2 영역내에 제 2 금속 배선층이 형성되고,제 1 및 제 2 금속 배선층을 전극으로 하는 쇼트키 배리어 다이오드와, 반도체 기판 상의 절연막 상에 다결정 실리콘을 퇴적시키는 것에 의해 형성된 제너 다이오드를 조합시킨 보호용 회로가, 반도체 장치의 적어도 하나의 입력단자에 접속되고,상기 회로영역 또는 회로소자가, 상기 보호용 회로를 경유하여서 상기 입력단자에 접속됨과 동시에, 절연 게이트 바이폴라 트랜지스터의 게이트에 접속된 것을 특징으로 하는 반도체 장치.
- 제 1 항에 있어서,제 2 확산층과 제 1 금속배선층과의 접합부를 둘러싸도록, 제 2 확산층의 도전형과는 다른 도전형의 제 4 확산층이 형성된 것을 특징으로 하는 반도체 장치.
- 제 2 항에 있어서,제 1 및 제 2 쇼트키 배리어 다이오드와 제 1 제너 다이오드를 가지고 있고,제 1 제너 다이오드의 캐소드와 제 1 쇼트키 배리어 다이오드의 애노드가 그 반도체 장치의 입력단자에 접속되고,제 1 쇼트키 배리어 다이오드의 캐소드가 제 2 쇼트키 배리어 다이오드의 캐소드와 상기 회로영역 또는 회로소자에 접속되고,제 1 제너 다이오드의 애노드와 제 2 쇼트키 배리어 다이오드의 애노드가 절연 게이트 바이폴라 트랜지스터의 에미터에 접속된 것을 특징으로 하는 반도체 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-196518 | 2000-06-29 | ||
JP2000196518A JP4607291B2 (ja) | 2000-06-29 | 2000-06-29 | 半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020004807A true KR20020004807A (ko) | 2002-01-16 |
KR100483671B1 KR100483671B1 (ko) | 2005-04-18 |
Family
ID=18694995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0011326A KR100483671B1 (ko) | 2000-06-29 | 2001-03-06 | 반도체장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6441463B2 (ko) |
JP (1) | JP4607291B2 (ko) |
KR (1) | KR100483671B1 (ko) |
DE (1) | DE10111200B4 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100878287B1 (ko) * | 2006-08-28 | 2009-01-13 | 미쓰비시덴키 가부시키가이샤 | 절연 게이트형 반도체장치 및 그 제조 방법 |
US8018021B2 (en) | 2006-07-05 | 2011-09-13 | Samsung Electronics Co., Ltd. | Schottky diode and method of fabricating the same |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004055796A (ja) | 2002-07-19 | 2004-02-19 | Mitsubishi Electric Corp | 半導体装置 |
JP4250412B2 (ja) * | 2002-12-13 | 2009-04-08 | 三菱電機株式会社 | 半導体装置 |
JP4223375B2 (ja) | 2003-11-14 | 2009-02-12 | 三菱電機株式会社 | 半導体装置 |
JP4455972B2 (ja) | 2004-10-08 | 2010-04-21 | 三菱電機株式会社 | 半導体装置 |
JP4568595B2 (ja) | 2004-12-10 | 2010-10-27 | 三菱電機株式会社 | 半導体回路 |
JP4427561B2 (ja) * | 2007-05-29 | 2010-03-10 | 株式会社東芝 | 半導体装置 |
JP5618963B2 (ja) | 2011-10-26 | 2014-11-05 | 三菱電機株式会社 | 半導体装置 |
JP6098041B2 (ja) * | 2012-04-02 | 2017-03-22 | 富士電機株式会社 | 半導体装置 |
US10411006B2 (en) * | 2016-05-09 | 2019-09-10 | Infineon Technologies Ag | Poly silicon based interface protection |
JP7020280B2 (ja) * | 2018-05-01 | 2022-02-16 | 日本精工株式会社 | ラッチアップ防止回路 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58197870A (ja) * | 1982-05-14 | 1983-11-17 | Hitachi Ltd | 半導体装置 |
US4513309A (en) * | 1982-11-03 | 1985-04-23 | Westinghouse Electric Corp. | Prevention of latch-up in CMOS integrated circuits using Schottky diodes |
US4946803A (en) * | 1982-12-08 | 1990-08-07 | North American Philips Corp., Signetics Division | Method for manufacturing a Schottky-type rectifier having controllable barrier height |
JPS59161654A (ja) * | 1983-03-04 | 1984-09-12 | 松下精工株式会社 | 空冷ヒ−トポンプ式空気調和装置 |
JPS6451664A (en) | 1987-08-24 | 1989-02-27 | Fujitsu Ltd | Semiconductor device |
JP3243902B2 (ja) * | 1993-09-17 | 2002-01-07 | 株式会社日立製作所 | 半導体装置 |
DE69327320T2 (de) | 1993-09-30 | 2000-05-31 | Cons Ric Microelettronica | Integrierte aktive Klammerungsstruktur für den Schutz von Leistungsanordnungen gegen Überspannungen, und Verfahren zu ihrer Herstellung |
JPH0888326A (ja) * | 1994-09-16 | 1996-04-02 | Nippon Steel Corp | 半導体装置の静電気保護構造 |
US5536958A (en) | 1995-05-02 | 1996-07-16 | Motorola, Inc. | Semiconductor device having high voltage protection capability |
US5723916A (en) * | 1996-05-17 | 1998-03-03 | Delco Electronics Corporation | Electrical load driving device including load current limiting circuitry |
JP3413569B2 (ja) * | 1998-09-16 | 2003-06-03 | 株式会社日立製作所 | 絶縁ゲート型半導体装置およびその製造方法 |
JP3040096B2 (ja) * | 1998-09-30 | 2000-05-08 | ローム株式会社 | 半導体装置 |
-
2000
- 2000-06-29 JP JP2000196518A patent/JP4607291B2/ja not_active Expired - Lifetime
-
2001
- 2001-01-09 US US09/756,190 patent/US6441463B2/en not_active Expired - Lifetime
- 2001-03-06 KR KR10-2001-0011326A patent/KR100483671B1/ko active IP Right Grant
- 2001-03-08 DE DE10111200A patent/DE10111200B4/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8018021B2 (en) | 2006-07-05 | 2011-09-13 | Samsung Electronics Co., Ltd. | Schottky diode and method of fabricating the same |
KR100878287B1 (ko) * | 2006-08-28 | 2009-01-13 | 미쓰비시덴키 가부시키가이샤 | 절연 게이트형 반도체장치 및 그 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
US6441463B2 (en) | 2002-08-27 |
JP4607291B2 (ja) | 2011-01-05 |
DE10111200A1 (de) | 2002-01-17 |
DE10111200B4 (de) | 2008-06-05 |
US20020000609A1 (en) | 2002-01-03 |
JP2002016254A (ja) | 2002-01-18 |
KR100483671B1 (ko) | 2005-04-18 |
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