JP5063865B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP5063865B2 JP5063865B2 JP2005098967A JP2005098967A JP5063865B2 JP 5063865 B2 JP5063865 B2 JP 5063865B2 JP 2005098967 A JP2005098967 A JP 2005098967A JP 2005098967 A JP2005098967 A JP 2005098967A JP 5063865 B2 JP5063865 B2 JP 5063865B2
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
- H10D84/82—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components
- H10D84/83—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components of only insulated-gate FETs [IGFET]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
-
- 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
- H10D62/13—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
- 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
- H10D62/158—Dispositions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0281—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of lateral DMOS [LDMOS] FETs
- H10D30/0285—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of lateral DMOS [LDMOS] FETs using formation of insulating sidewall spacers
-
- 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
- H10D62/124—Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
- H10D62/126—Top-view geometrical layouts of the regions or the junctions
- H10D62/127—Top-view geometrical layouts of the regions or the junctions of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
-
- 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
- H10D62/152—Source regions of DMOS transistors
- H10D62/153—Impurity concentrations or distributions
-
- 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
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
-
- 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
- H10D64/60—Electrodes characterised by their materials
- H10D64/62—Electrodes ohmically coupled to a semiconductor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
2 N型のエピタキシャル層
3 P型の分離領域
4 N型の埋込拡散層
5 P型の拡散層
8 N型の拡散層
10 ゲート電極
Claims (4)
- 一導電型の半導体基板と、
前記半導体基板上に積層された逆導電型のエピタキシャル層と、
前記エピタキシャル層上面に形成されたゲート酸化膜及びゲート電極と、
前記半導体基板と前記エピタキシャル層とに形成された逆導電型の埋込拡散層と、
前記エピタキシャル層に形成され、前記埋込拡散層と底部で重畳した一導電型のバックゲート拡散層と、
一部が前記バックゲート拡散層と重畳し、その他の領域が前記エピタキシャル層に形成され、且つ前記重畳領域が、逆導電型の拡散領域となる逆導電型のドレイン拡散層と、
前記バックゲート拡散層に形成された逆導電型のソース拡散層と、
前記ドレイン拡散層と接続するドレイン電極と、
前記ソース拡散層と接続するソース電極と、を有し、
前記バックゲート拡散層は、前記ゲート電極の一端側の端部よりも前記ドレイン拡散層側まで形成され、前記重畳領域は、前記ゲート電極の一端側の端部よりも前記ドレイン拡散層側まで配置され、
前記重畳領域は、前記ゲート電極の一端側の端部下方に配置されるように、前記ゲート電極下方まで配置されることを特徴とする半導体装置。 - 前記重畳領域の逆導電型の不純物濃度は、前記ソース拡散層側の方が前記ドレイン拡散層側よりも低いことを特徴とする請求項1に記載の半導体装置。
- 前記ドレイン拡散層は、前記バックゲート拡散層を囲むように一環状に形成されていることを特徴とする請求項1に記載の半導体装置。
- 前記ドレイン拡散層には、一環状にドレインコンタクト拡散層が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。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005098967A JP5063865B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体装置 |
| KR1020060026754A KR100764298B1 (ko) | 2005-03-30 | 2006-03-24 | 반도체 장치 |
| CNB2006100714793A CN100468775C (zh) | 2005-03-30 | 2006-03-24 | 半导体装置 |
| US11/391,163 US7279745B2 (en) | 2005-03-30 | 2006-03-27 | Semiconductor device |
| TW095110896A TWI298950B (en) | 2005-03-30 | 2006-03-29 | Semiconductor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005098967A JP5063865B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006278931A JP2006278931A (ja) | 2006-10-12 |
| JP5063865B2 true JP5063865B2 (ja) | 2012-10-31 |
Family
ID=37030690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005098967A Expired - Fee Related JP5063865B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7279745B2 (ja) |
| JP (1) | JP5063865B2 (ja) |
| KR (1) | KR100764298B1 (ja) |
| CN (1) | CN100468775C (ja) |
| TW (1) | TWI298950B (ja) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008010627A (ja) * | 2006-06-29 | 2008-01-17 | Sanyo Electric Co Ltd | 半導体装置及びその製造方法 |
| US7932580B2 (en) * | 2006-12-21 | 2011-04-26 | Sanyo Electric Co., Ltd. | Semiconductor device and method of manufacturing the same |
| US7763939B2 (en) * | 2007-05-23 | 2010-07-27 | Fairchild Semiconductor Corporation | Low on resistance CMOS transistor for integrated circuit applications |
| US8217419B2 (en) * | 2007-06-15 | 2012-07-10 | Rohm Co., Ltd. | Semiconductor device |
| US20100171175A1 (en) * | 2009-01-05 | 2010-07-08 | Fan bing-yao | Structure For High Voltage/High Current MOS Circuits |
| JP5525736B2 (ja) * | 2009-02-18 | 2014-06-18 | セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー | 半導体装置及びその製造方法 |
| KR101025795B1 (ko) * | 2009-12-30 | 2011-04-04 | 안현구 | 전하 릴레이 인핸서 및 인핸서를 구비한 태양전지 시스템 |
| KR101734936B1 (ko) * | 2010-08-27 | 2017-05-15 | 삼성전자주식회사 | 소자분리 막 아래에 저 저항 영역을 갖는 반도체 소자 |
| US8962397B2 (en) * | 2011-07-25 | 2015-02-24 | Microchip Technology Incorporated | Multiple well drain engineering for HV MOS devices |
| US9576949B2 (en) * | 2012-09-05 | 2017-02-21 | Taiwan Semiconductor Manufacturing Company, Ltd. | Diode formed of PMOSFET and schottky diodes |
| JP2014170831A (ja) * | 2013-03-04 | 2014-09-18 | Seiko Epson Corp | 回路装置及び電子機器 |
| CN104658913B (zh) * | 2015-02-10 | 2017-12-05 | 上海华虹宏力半导体制造有限公司 | Nldmos的制造方法 |
| TWI674678B (zh) * | 2015-12-07 | 2019-10-11 | 聯華電子股份有限公司 | 二極體結構 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5191401A (en) * | 1989-03-10 | 1993-03-02 | Kabushiki Kaisha Toshiba | MOS transistor with high breakdown voltage |
| JP3305415B2 (ja) * | 1992-06-18 | 2002-07-22 | キヤノン株式会社 | 半導体装置、インクジェットヘッド、および画像形成装置 |
| US5559044A (en) * | 1992-09-21 | 1996-09-24 | Siliconix Incorporated | BiCDMOS process technology |
| JPH06334136A (ja) * | 1993-05-20 | 1994-12-02 | Sharp Corp | 半導体装置およびその製造方法 |
| US5585294A (en) * | 1994-10-14 | 1996-12-17 | Texas Instruments Incorporated | Method of fabricating lateral double diffused MOS (LDMOS) transistors |
| JPH1050985A (ja) * | 1996-07-31 | 1998-02-20 | Denso Corp | Mis構造を有する半導体装置 |
| TW417307B (en) * | 1998-09-23 | 2001-01-01 | Koninkl Philips Electronics Nv | Semiconductor device |
| JP4488660B2 (ja) * | 2000-09-11 | 2010-06-23 | 株式会社東芝 | Mos電界効果トランジスタ |
| JP3621667B2 (ja) | 2001-09-18 | 2005-02-16 | 株式会社東芝 | 半導体装置及びその実装方法 |
| JP2002246477A (ja) * | 2001-02-20 | 2002-08-30 | Sony Corp | 半導体装置及びその製造方法 |
| JP2002314065A (ja) | 2001-04-13 | 2002-10-25 | Sanyo Electric Co Ltd | Mos半導体装置およびその製造方法 |
| JP2003197791A (ja) * | 2001-12-28 | 2003-07-11 | Sanyo Electric Co Ltd | 半導体装置及びその製造方法 |
| JP2003234423A (ja) * | 2002-02-07 | 2003-08-22 | Sony Corp | 半導体装置及びその製造方法 |
| US6753575B2 (en) | 2002-06-11 | 2004-06-22 | Texas Instruments Incorporated | Tank-isolated-drain-extended power device |
| JP4014548B2 (ja) * | 2003-09-17 | 2007-11-28 | 沖電気工業株式会社 | 半導体装置及びその製造方法 |
| JP4098208B2 (ja) | 2003-10-01 | 2008-06-11 | 東芝マイクロエレクトロニクス株式会社 | 半導体装置の製造方法 |
| JP4927340B2 (ja) * | 2005-02-24 | 2012-05-09 | オンセミコンダクター・トレーディング・リミテッド | 半導体装置 |
-
2005
- 2005-03-30 JP JP2005098967A patent/JP5063865B2/ja not_active Expired - Fee Related
-
2006
- 2006-03-24 CN CNB2006100714793A patent/CN100468775C/zh active Active
- 2006-03-24 KR KR1020060026754A patent/KR100764298B1/ko not_active Expired - Fee Related
- 2006-03-27 US US11/391,163 patent/US7279745B2/en active Active
- 2006-03-29 TW TW095110896A patent/TWI298950B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TW200701461A (en) | 2007-01-01 |
| US7279745B2 (en) | 2007-10-09 |
| CN100468775C (zh) | 2009-03-11 |
| TWI298950B (en) | 2008-07-11 |
| US20060220115A1 (en) | 2006-10-05 |
| KR100764298B1 (ko) | 2007-10-05 |
| JP2006278931A (ja) | 2006-10-12 |
| KR20060106699A (ko) | 2006-10-12 |
| CN1841777A (zh) | 2006-10-04 |
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