CN102403340B - 半导体器件及其制造方法 - Google Patents
半导体器件及其制造方法 Download PDFInfo
- Publication number
- CN102403340B CN102403340B CN201110268106.6A CN201110268106A CN102403340B CN 102403340 B CN102403340 B CN 102403340B CN 201110268106 A CN201110268106 A CN 201110268106A CN 102403340 B CN102403340 B CN 102403340B
- Authority
- CN
- China
- Prior art keywords
- silicon nitride
- nitride film
- oxide film
- groove
- silicon oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims description 12
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 46
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000758 substrate Substances 0.000 claims abstract description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 25
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 25
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 5
- 238000012423 maintenance Methods 0.000 claims 1
- 239000007772 electrode material Substances 0.000 abstract description 10
- 239000010410 layer Substances 0.000 description 52
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 19
- 229910052710 silicon Inorganic materials 0.000 description 19
- 239000010703 silicon Substances 0.000 description 19
- 108091006146 Channels Proteins 0.000 description 15
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 11
- 229920005591 polysilicon Polymers 0.000 description 11
- 238000005530 etching Methods 0.000 description 8
- 238000000206 photolithography Methods 0.000 description 6
- 108010075750 P-Type Calcium Channels Proteins 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000005468 ion implantation Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
Classifications
-
- 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
- H10D30/0291—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs
- H10D30/0297—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs using recessing of the gate electrodes, e.g. to form trench gate electrodes
-
- 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
-
- 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
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/663—Vertical DMOS [VDMOS] FETs having both source contacts and drain contacts on the same surface, i.e. up-drain VDMOS
-
- 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
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/668—Vertical DMOS [VDMOS] FETs having trench gate electrodes, e.g. UMOS transistors
-
- 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
- H10D64/23—Electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. sources, drains, anodes or cathodes
- H10D64/251—Source or drain electrodes for field-effect devices
- H10D64/258—Source or drain electrodes for field-effect devices characterised by the relative positions of the source or drain electrodes with respect to the gate electrode
-
- 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
- H10D64/512—Disposition of the gate electrodes, e.g. buried gates
- H10D64/513—Disposition of the gate electrodes, e.g. buried gates within recesses in the substrate, e.g. trench gates, groove gates or buried gates
Landscapes
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-205698 | 2010-09-14 | ||
| JP2010205698 | 2010-09-14 | ||
| JP2011145895A JP5738094B2 (ja) | 2010-09-14 | 2011-06-30 | 半導体装置の製造方法 |
| JP2011-145895 | 2011-06-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102403340A CN102403340A (zh) | 2012-04-04 |
| CN102403340B true CN102403340B (zh) | 2016-06-22 |
Family
ID=45805800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110268106.6A Expired - Fee Related CN102403340B (zh) | 2010-09-14 | 2011-09-09 | 半导体器件及其制造方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8513077B2 (zh) |
| JP (1) | JP5738094B2 (zh) |
| KR (1) | KR101803978B1 (zh) |
| CN (1) | CN102403340B (zh) |
| TW (1) | TWI539497B (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103748685B (zh) * | 2011-07-14 | 2016-08-17 | Abb技术有限公司 | 绝缘栅双极晶体管 |
| US20140110777A1 (en) | 2012-10-18 | 2014-04-24 | United Microelectronics Corp. | Trench gate metal oxide semiconductor field effect transistor and fabricating method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270257A (en) * | 1991-05-15 | 1993-12-14 | Gold Star Electron Co., Ltd. | Method of making metal oxide semiconductor field effect transistors with a lightly doped drain structure having a recess type gate |
| US5300447A (en) * | 1992-09-29 | 1994-04-05 | Texas Instruments Incorporated | Method of manufacturing a minimum scaled transistor |
| US6251730B1 (en) * | 1998-07-11 | 2001-06-26 | U.S. Philips Corporation | Semiconductor power device manufacture |
| CN101355105A (zh) * | 2007-07-27 | 2009-01-28 | 精工电子有限公司 | 半导体装置及其制造方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0417371A (ja) * | 1990-05-10 | 1992-01-22 | Matsushita Electron Corp | Mos電界効果トランジスタの製造方法 |
| JP4077529B2 (ja) * | 1996-05-22 | 2008-04-16 | フェアチャイルドコリア半導体株式会社 | トレンチ拡散mosトランジスタの製造方法 |
| JP3281847B2 (ja) | 1997-09-26 | 2002-05-13 | 三洋電機株式会社 | 半導体装置の製造方法 |
| JP3337012B2 (ja) * | 1999-09-08 | 2002-10-21 | 日本電気株式会社 | 半導体装置およびその製造方法 |
| JP4236848B2 (ja) | 2001-03-28 | 2009-03-11 | セイコーインスツル株式会社 | 半導体集積回路装置の製造方法 |
| US6753570B1 (en) * | 2002-08-20 | 2004-06-22 | Advanced Micro Devices, Inc. | Memory device and method of making |
| JP3952914B2 (ja) * | 2002-09-09 | 2007-08-01 | 富士電機デバイステクノロジー株式会社 | 半導体装置の製造方法 |
| JP2006114834A (ja) * | 2004-10-18 | 2006-04-27 | Toshiba Corp | 半導体装置 |
| JP2006339476A (ja) * | 2005-06-03 | 2006-12-14 | Elpida Memory Inc | 半導体装置及びその製造方法 |
| KR100796502B1 (ko) * | 2006-12-29 | 2008-01-21 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
| JP5403966B2 (ja) * | 2008-07-29 | 2014-01-29 | ローム株式会社 | トレンチ型半導体素子及びトレンチ型半導体素子の製造方法 |
-
2011
- 2011-06-30 JP JP2011145895A patent/JP5738094B2/ja not_active Expired - Fee Related
- 2011-08-19 TW TW100129747A patent/TWI539497B/zh not_active IP Right Cessation
- 2011-09-09 CN CN201110268106.6A patent/CN102403340B/zh not_active Expired - Fee Related
- 2011-09-13 US US13/199,951 patent/US8513077B2/en not_active Expired - Fee Related
- 2011-09-14 KR KR1020110092556A patent/KR101803978B1/ko not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270257A (en) * | 1991-05-15 | 1993-12-14 | Gold Star Electron Co., Ltd. | Method of making metal oxide semiconductor field effect transistors with a lightly doped drain structure having a recess type gate |
| US5300447A (en) * | 1992-09-29 | 1994-04-05 | Texas Instruments Incorporated | Method of manufacturing a minimum scaled transistor |
| US6251730B1 (en) * | 1998-07-11 | 2001-06-26 | U.S. Philips Corporation | Semiconductor power device manufacture |
| CN101355105A (zh) * | 2007-07-27 | 2009-01-28 | 精工电子有限公司 | 半导体装置及其制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201214533A (en) | 2012-04-01 |
| JP5738094B2 (ja) | 2015-06-17 |
| CN102403340A (zh) | 2012-04-04 |
| US20120061748A1 (en) | 2012-03-15 |
| KR101803978B1 (ko) | 2017-12-01 |
| TWI539497B (zh) | 2016-06-21 |
| US8513077B2 (en) | 2013-08-20 |
| JP2012084846A (ja) | 2012-04-26 |
| KR20120028283A (ko) | 2012-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160331 Address after: Chiba County, Japan Applicant after: DynaFine Semiconductor Co.,Ltd. Address before: Chiba County, Japan Applicant before: Seiko Instruments Inc. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: ABLIC Inc. Address before: Chiba County, Japan Patentee before: DynaFine Semiconductor Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |