KR100751100B1 - 반도체 디바이스 - Google Patents
반도체 디바이스 Download PDFInfo
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- KR100751100B1 KR100751100B1 KR1020017006074A KR20017006074A KR100751100B1 KR 100751100 B1 KR100751100 B1 KR 100751100B1 KR 1020017006074 A KR1020017006074 A KR 1020017006074A KR 20017006074 A KR20017006074 A KR 20017006074A KR 100751100 B1 KR100751100 B1 KR 100751100B1
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- South Korea
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- 239000004065 semiconductor Substances 0.000 title claims description 17
- 230000015556 catabolic process Effects 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 12
- 230000005684 electric field Effects 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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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]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/65—Lateral DMOS [LDMOS] FETs
-
- 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
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
- H10D62/108—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE] having localised breakdown regions, e.g. built-in avalanching regions
-
- 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
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
- H10D62/156—Drain regions of DMOS transistors
- H10D62/157—Impurity concentrations or distributions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
- H10D8/411—PN diodes having planar bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
- H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]
- H10D89/601—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs
- H10D89/611—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs using diodes as protective elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
- H10D64/311—Gate electrodes for field-effect devices
- H10D64/411—Gate electrodes for field-effect devices for FETs
- H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
- H10D64/514—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the insulating layers
- H10D64/516—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the insulating layers the thicknesses being non-uniform
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (8)
- 제 1 도전형의 제 1 영역과,상기 제 1 영역에 인접하며 상기 제 1 도전형과 반대되는 도전형의 제 2 영역과,상기 제 2 영역에 인접하며 상기 제 2 영역에 의해 상기 제 1 영역으로부터 분리된 상기 제 1 도전형의 제 3 영역과,상기 제 3 영역에 의해 상기 제 2 영역으로부터 분리되고 상기 제 3 영역보다 보다 더 높은 도핑 농도를 가지며, 상기 제 3 영역에 자리한 상기 제 1 도전형의 제 4 영역━상기 제 1, 2, 4 영역에는 단자가 제공됨━을 구비한 반도체 바디를 포함하되,상기 제 3 영역에는 상기 제 3 영역보다 더 높은 도핑 농도를 가진 상기 제 1 도전형의 보호존이 제공되며,상기 보호존은 상기 제 3 영역에 의해 상기 제 2 영역으로부터 분리되고, 상기 제 3 영역 중 상대적으로 고 임피던스인 중간 영역에 의해 상기 제 4 영역으로부터 분리되며, 제 4 영역에서가 아닌 상기 보호존에서 초기에 항복 현상이 발생하도록 상기 보호존이 상기 제 4 영역의 근처에 배치되는 것을 특징으로 하는 반도체 디바이스.
- 제 1 항에 있어서,상기 제 3 영역은 상기 반도체 바디의 표면에 인접하는 상기 제 1 도전형의 표면 영역에 의해 형성되며,상기 제 4 영역과 상기 보호존은 상기 제 1 도전형의 인접 표면 존으로서 제공되는 것을 특징으로 하는 반도체 디바이스.
- 제 2 항에 있어서,상기 제 3 영역은 상기 표면의 반대편에서 상기 제 2 도전형의 상기 제 2 영역과 접하며,상기 제 1 도전형의 상기 제 1 영역은 상기 표면으로부터 보았을 때 상기 제 2 영역 아래에 위치하는 영역에 의해 형성되는 것을 특징으로 하는 반도체 디바이스.
- 제 3 항에 있어서,상기 제 3 영역은 상기 제 2 도전형의 기판 상에 제공된 에피테셜층의 섬 모양의 부분에 의해 형성되고,상기 제 1 영역과 제 2 영역은 상기 제 1 도전형의 매립층과 상기 제 2 도전형의 매립층에 의해 각기 형성되며,상기 매립층들은 상기 에피테셜층과 상기 기판간에 한 층이 다른 층 위에 배열되고,상기 제 2 도전형의 상기 제 2 매립층은 상기 에피테셜층과 상기 제 1 도전형의 상기 제 1 매립층을 서로 격리시키며,상기 제 2 매립층은 상기 제 1 매립층에 의해 상기 제 2 도전형의 상기 기판으로부터 격리되는 것을 특징으로 하는 반도체 디바이스.
- 제 4 항에 있어서,상기 제 1 도전형의 상기 섬 모양의 부분과 상기 제 2 도전형의 상기 매립층은 집적 회로에서 회로 소자로 기능하는 다이오드를 형성하는 것을 특징으로 하는 반도체 디바이스.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제 3 영역과 제 4 영역은 횡형 DMOS 트랜지스터(a Lateral DMOS transistor)의 드리프트 영역과 드레인 영역을 각기 형성하는 것을 특징으로 하는 반도체 디바이스.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제 1 영역과 제 2 영역에는 공통 제 1 단자가 제공되고, 상기 제 4 영역에는 제 2 단자가 제공되는 것을 특징으로 하는 반도체 디바이스.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 반도체 디바이스가 제 3 영역의 두께와 도핑 농도의 곱이 1012원자/cm2인 RESURF 타입인 반도체 디바이스.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99203019.7 | 1999-09-16 | ||
EP99203019 | 1999-09-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010080451A KR20010080451A (ko) | 2001-08-22 |
KR100751100B1 true KR100751100B1 (ko) | 2007-08-22 |
Family
ID=8240645
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020017006074A Expired - Fee Related KR100751100B1 (ko) | 1999-09-16 | 2000-08-31 | 반도체 디바이스 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6933559B1 (ko) |
EP (1) | EP1138082A1 (ko) |
JP (1) | JP2003509867A (ko) |
KR (1) | KR100751100B1 (ko) |
WO (1) | WO2001020682A1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6882023B2 (en) * | 2002-10-31 | 2005-04-19 | Motorola, Inc. | Floating resurf LDMOSFET and method of manufacturing same |
JP2006190837A (ja) * | 2005-01-06 | 2006-07-20 | Renesas Technology Corp | フルアイソレーションダイオード |
JP4845410B2 (ja) * | 2005-03-31 | 2011-12-28 | 株式会社リコー | 半導体装置 |
US7541247B2 (en) * | 2007-07-16 | 2009-06-02 | International Business Machines Corporation | Guard ring structures for high voltage CMOS/low voltage CMOS technology using LDMOS (lateral double-diffused metal oxide semiconductor) device fabrication |
JP5222548B2 (ja) | 2007-12-25 | 2013-06-26 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
WO2010029503A1 (en) | 2008-09-11 | 2010-03-18 | Nxp B.V. | Protection for an integrated circuit |
TWI397180B (zh) * | 2008-12-17 | 2013-05-21 | Vanguard Int Semiconduct Corp | 在積體電路中具靜電放電防護能力的水平擴散金氧半導體電晶體(ldmos)元件 |
JP5172654B2 (ja) * | 2008-12-27 | 2013-03-27 | 株式会社東芝 | 半導体装置 |
US8278710B2 (en) | 2010-07-23 | 2012-10-02 | Freescale Semiconductor, Inc. | Guard ring integrated LDMOS |
CN102479720B (zh) * | 2010-11-29 | 2015-12-09 | 联华电子股份有限公司 | 抗击穿漏电流的金属氧化物半导体晶体管及其制造方法 |
KR101986090B1 (ko) | 2012-04-06 | 2019-06-05 | 삼성전자 주식회사 | 가드링을 포함하는 반도체 장치 및 이를 포함하는 반도체 시스템 |
US10381342B2 (en) * | 2015-10-01 | 2019-08-13 | Texas Instruments Incorporated | High voltage bipolar structure for improved pulse width scalability |
JP7140349B2 (ja) * | 2018-07-18 | 2022-09-21 | 株式会社東海理化電機製作所 | 半導体装置及びその製造方法 |
JP7404600B2 (ja) * | 2019-11-01 | 2023-12-26 | 株式会社東海理化電機製作所 | 半導体集積回路 |
CN114420759A (zh) * | 2022-02-23 | 2022-04-29 | 江苏帝奥微电子股份有限公司 | 一种集成过压保护二极管的nldmos器件 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1985003807A1 (en) * | 1984-02-21 | 1985-08-29 | American Telephone & Telegraph Company | Versatile generic chip substrate |
EP0514060A2 (en) * | 1991-05-06 | 1992-11-19 | SILICONIX Incorporated | DMOS transistor structure & method |
US5940700A (en) * | 1994-05-31 | 1999-08-17 | Sgs-Thomson Microelectronics, 2 Via C. Olivetti | Method for fabricating a semiconductor diode with BCD technology |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1140822A (en) | 1967-01-26 | 1969-01-22 | Westinghouse Brake & Signal | Semi-conductor elements |
SE427598B (sv) * | 1981-08-25 | 1983-04-18 | Ericsson Telefon Ab L M | Halvledardiod avsedd att inga i integrerade kretsar |
US5146298A (en) * | 1991-08-16 | 1992-09-08 | Eklund Klas H | Device which functions as a lateral double-diffused insulated gate field effect transistor or as a bipolar transistor |
DE4201276C1 (ko) * | 1992-01-18 | 1993-06-17 | Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
JP3581447B2 (ja) * | 1995-08-22 | 2004-10-27 | 三菱電機株式会社 | 高耐圧半導体装置 |
JPH10321842A (ja) * | 1997-05-15 | 1998-12-04 | Toshiba Microelectron Corp | 半導体装置 |
US6211551B1 (en) * | 1997-06-30 | 2001-04-03 | Matsushita Electric Works, Ltd. | Solid-state relay |
-
2000
- 2000-08-31 KR KR1020017006074A patent/KR100751100B1/ko not_active Expired - Fee Related
- 2000-08-31 EP EP00964075A patent/EP1138082A1/en not_active Withdrawn
- 2000-08-31 WO PCT/EP2000/008500 patent/WO2001020682A1/en active Application Filing
- 2000-08-31 JP JP2001524160A patent/JP2003509867A/ja not_active Withdrawn
- 2000-09-18 US US09/663,593 patent/US6933559B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1985003807A1 (en) * | 1984-02-21 | 1985-08-29 | American Telephone & Telegraph Company | Versatile generic chip substrate |
EP0514060A2 (en) * | 1991-05-06 | 1992-11-19 | SILICONIX Incorporated | DMOS transistor structure & method |
US5940700A (en) * | 1994-05-31 | 1999-08-17 | Sgs-Thomson Microelectronics, 2 Via C. Olivetti | Method for fabricating a semiconductor diode with BCD technology |
Also Published As
Publication number | Publication date |
---|---|
EP1138082A1 (en) | 2001-10-04 |
US6933559B1 (en) | 2005-08-23 |
WO2001020682A1 (en) | 2001-03-22 |
KR20010080451A (ko) | 2001-08-22 |
JP2003509867A (ja) | 2003-03-11 |
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