JP2012049466A - 半導体装置およびその製造方法 - Google Patents
半導体装置およびその製造方法 Download PDFInfo
- Publication number
- JP2012049466A JP2012049466A JP2010192634A JP2010192634A JP2012049466A JP 2012049466 A JP2012049466 A JP 2012049466A JP 2010192634 A JP2010192634 A JP 2010192634A JP 2010192634 A JP2010192634 A JP 2010192634A JP 2012049466 A JP2012049466 A JP 2012049466A
- Authority
- JP
- Japan
- Prior art keywords
- conductivity type
- diffusion layer
- gate electrode
- trench
- conductivity
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 238000009792 diffusion process Methods 0.000 claims abstract description 54
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 14
- 238000005468 ion implantation Methods 0.000 claims description 9
- 238000005530 etching Methods 0.000 claims description 8
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 8
- 238000002513 implantation Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 52
- 239000012535 impurity Substances 0.000 description 11
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- 229910052796 boron Inorganic materials 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- OKZIUSOJQLYFSE-UHFFFAOYSA-N difluoroboron Chemical compound F[B]F OKZIUSOJQLYFSE-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
Classifications
-
- 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
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7827—Vertical transistors
-
- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0657—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body
-
- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0684—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape, relative sizes or dispositions of the semiconductor regions or junctions between the regions
- H01L29/0692—Surface layout
- H01L29/0696—Surface layout of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
-
- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/08—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0843—Source or drain regions of field-effect devices
- H01L29/0847—Source or drain regions of field-effect devices of field-effect transistors with insulated gate
- H01L29/0852—Source or drain regions of field-effect devices of field-effect transistors with insulated gate of DMOS transistors
- H01L29/0856—Source regions
- H01L29/0865—Disposition
-
- 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
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66666—Vertical transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—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
- 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
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26586—Bombardment with radiation with high-energy radiation producing ion implantation characterised by the angle between the ion beam and the crystal planes or the main crystal surface
-
- 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
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42372—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out
- H01L29/4238—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out characterised by the surface lay-out
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- High Energy & Nuclear Physics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
【解決手段】トレンチ構造を備えた縦型MOSトランジスタのトレンチ溝から引き出したゲート電極に隣接して厚膜酸化膜を形成し、それを除去することで周囲平面より低くおよび傾斜面を形成することで、ソース高濃度拡散層形成のためのイオン注入においてゲート電極直下に高濃度拡散層を形成させることが可能となり、素子の一部で電流が得られないという問題を解消し、高駆動能力化を可能とする。
【選択図】図1
Description
(1)第1導電型半導体基板中に第2導電型埋め込み層を有した第1導電型エピタキシャル成長層の一部に第1導電型ウェル拡散層を形成して半導体基板とし、半導体基板表面から第2導電型埋め込み層に達する深さで形成されたトレンチ溝にゲート絶縁膜を介してゲート電極を埋め込んだトレンチ構造を備え、第1導電型ウェル拡散層のトレンチ構造以外の残された島部の上部に形成された第2導電型ソース高濃度拡散層および第1導電型基板電位拡散層を備え表面露出部にはゲート絶縁膜を介してトレンチ構造からゲート電極を引き出して電気的接続を取るためのコンタクト孔設置し配線を備え、島部の上部に形成された第2導電型ソース高濃度拡散層および第1導電型基板電位拡散層を共通に接触する配線を備えることでトレンチ構造側面をチャネルとして動作する縦型MOSトランジスタにおいて、トレンチ溝から引き出したゲート電極に隣接して厚膜酸化膜を形成し除去することで周囲平面より低くかつ傾斜面を有する段差部を形成しゲート電極直下に第2導電型ソース高濃度拡散層形成することを特徴とした半導体装置とする。
2、22 第1導電型ウェル拡散層
3 厚膜酸化膜
4、8、19、23 熱酸化膜
5、20 堆積酸化膜
6、12、13、14 レジスト膜
25、31、32、33 レジスト膜
7、26 トレンチ溝
9、28 ゲート絶縁膜
10、29 ドープト多結晶シリコン膜
11、30 ゲート電極
15、34 第2導電型ソース高濃度拡散層
16、35 第1導電型基板電位高濃度拡散層
17、36 層間絶縁膜
18、37 コンタクト孔
19、39 ソース基板電位配線
20、38 ゲート電位配線
51 第1導電型半導体基板
52 第1導電型エピタキシャル成長層
Claims (4)
- 第1導電型半導体基板と、
前記第1導電型半導体基板上に第2導電型埋め込み層を挟んで設けられた第1導電型エピタキシャル成長層と、
前記第2導電型埋め込み層の上の前記第1導電型エピタキシャル成長層の一部に形成された第1導電型ウェル拡散層と、
前記第1導電型ウェル拡散層から前記第2導電型埋め込み層に達する深さで形成された格子状あるいはストライプ状の互いに連結したトレンチ溝と、
前記トレンチ溝の表面に形成されたゲート絶縁膜と前記ゲート絶縁膜を介して前記トレンチ溝を充填するゲート電極である多結晶シリコン膜と、
第1導電型ウェル拡散層の前記トレンチ溝でない島状領域の表面の上部に形成された第1の第2導電型ソース高濃度拡散層および第1導電型基板電位拡散層と、
前記ゲート電極の一辺に沿って前記ゲート電極上に配置されたコンタクト孔と
前記ゲート電極の前記一辺と接する前記第1導電型ウェル拡散層の表面に前記ゲート電極の前記一辺に沿って設けられた周囲平面より低い面および傾斜面を有する段差部に設けられた第2の第2導電型ソース高濃度拡散層と、
を有する半導体装置。 - 第1導電型半導体基板中に第2導電型埋め込み層を有した第1導電型エピタキシャル成長層の一部に第1導電型ウェル拡散層が形成された基板と、
前記基板表面から第2導電型埋め込み層に達する深さで形成されたトレンチ溝にゲート絶縁膜を介してゲート電極を埋め込んだトレンチ構造と、
第1導電型ウェル拡散層のトレンチ構造以外の残された島状領域の上部に形成された第2導電型ソース高濃度拡散層および第1導電型基板電位拡散層と、
表面露出部に配置された前記ゲート絶縁膜を介して前記トレンチ構造から前記ゲート電極を引き出して電気的接続を取るために設置されたコンタクト孔および配線と、
前記島状領域の上部に形成された前記第2導電型ソース高濃度拡散層および前記第1導電型基板電位拡散層を共通に接触する配線と、
前記トレンチ溝から引き出した前記ゲート電極に隣接して配置された周囲平面より低い面および傾斜面を有する段差部に形成された前記ゲート電極直下の第2導電型ソース高濃度拡散層と、
を有する半導体装置。 - 請求項1に記載の半導体装置の製造方法であって、前記段差部をSTI(Shallow Trench Isolation)による埋め込み酸化膜である厚膜酸化膜をエッチング除去することにより形成する半導体装置の製造方法。
- 請求項1に記載の半導体装置の製造方法であって、スピン注入法あるいはステップ注入法によるイオン注入で前記ゲート電極直下に形成される前記第2導電型ソース高濃度拡散層の形成をおこなう半導体装置の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010192634A JP5616720B2 (ja) | 2010-08-30 | 2010-08-30 | 半導体装置およびその製造方法 |
TW100129953A TWI525816B (zh) | 2010-08-30 | 2011-08-22 | Semiconductor device and manufacturing method thereof |
US13/199,283 US8643093B2 (en) | 2010-08-30 | 2011-08-24 | Semiconductor device and method of manufacturing the same |
KR1020110086472A KR101798241B1 (ko) | 2010-08-30 | 2011-08-29 | 반도체 장치 및 그 제조 방법 |
CN201110253488.5A CN102386233B (zh) | 2010-08-30 | 2011-08-30 | 半导体器件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010192634A JP5616720B2 (ja) | 2010-08-30 | 2010-08-30 | 半導体装置およびその製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012049466A true JP2012049466A (ja) | 2012-03-08 |
JP2012049466A5 JP2012049466A5 (ja) | 2013-07-25 |
JP5616720B2 JP5616720B2 (ja) | 2014-10-29 |
Family
ID=45695989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010192634A Expired - Fee Related JP5616720B2 (ja) | 2010-08-30 | 2010-08-30 | 半導体装置およびその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8643093B2 (ja) |
JP (1) | JP5616720B2 (ja) |
KR (1) | KR101798241B1 (ja) |
CN (1) | CN102386233B (ja) |
TW (1) | TWI525816B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018117070A (ja) * | 2017-01-19 | 2018-07-26 | エイブリック株式会社 | 半導体装置及びその製造方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5616720B2 (ja) * | 2010-08-30 | 2014-10-29 | セイコーインスツル株式会社 | 半導体装置およびその製造方法 |
JP6077251B2 (ja) * | 2012-09-28 | 2017-02-08 | エスアイアイ・セミコンダクタ株式会社 | 半導体装置 |
KR102046987B1 (ko) | 2013-08-30 | 2019-11-20 | 삼성전자 주식회사 | 반도체 소자 및 그 제조방법 |
TWI559531B (zh) * | 2014-08-20 | 2016-11-21 | 新唐科技股份有限公司 | 絕緣閘極雙極性電晶體及其製造方法 |
CN109461769B (zh) * | 2018-12-10 | 2024-03-12 | 无锡紫光微电子有限公司 | 一种沟槽栅igbt器件结构及其制作方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000223705A (ja) * | 1999-01-29 | 2000-08-11 | Nissan Motor Co Ltd | 半導体装置 |
JP2003174167A (ja) * | 2001-12-06 | 2003-06-20 | Hitachi Ltd | 半導体装置及びその製造方法 |
JP2010147219A (ja) * | 2008-12-18 | 2010-07-01 | Renesas Electronics Corp | 半導体装置及びその製造方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2876670B2 (ja) | 1989-12-26 | 1999-03-31 | 日本電気株式会社 | 不揮発性半導体記憶装置の製造方法 |
JP3092834B2 (ja) | 1992-01-17 | 2000-09-25 | 三菱電機株式会社 | 素子分離のための半導体装置およびその製造方法 |
JP2917922B2 (ja) | 1996-07-15 | 1999-07-12 | 日本電気株式会社 | 半導体装置及びその製造方法 |
US6413822B2 (en) * | 1999-04-22 | 2002-07-02 | Advanced Analogic Technologies, Inc. | Super-self-aligned fabrication process of trench-gate DMOS with overlying device layer |
US6617226B1 (en) * | 1999-06-30 | 2003-09-09 | Kabushiki Kaisha Toshiba | Semiconductor device and method for manufacturing the same |
JP4091242B2 (ja) * | 1999-10-18 | 2008-05-28 | セイコーインスツル株式会社 | 縦形mosトランジスタ及びその製造方法 |
KR100381953B1 (ko) * | 2001-03-16 | 2003-04-26 | 삼성전자주식회사 | 노어형 플래시 메모리 소자의 제조방법 |
US6861701B2 (en) * | 2003-03-05 | 2005-03-01 | Advanced Analogic Technologies, Inc. | Trench power MOSFET with planarized gate bus |
JP4945055B2 (ja) * | 2003-08-04 | 2012-06-06 | ルネサスエレクトロニクス株式会社 | 半導体装置およびその製造方法 |
JP4176734B2 (ja) * | 2004-05-14 | 2008-11-05 | 株式会社東芝 | トレンチmosfet |
JP5302493B2 (ja) * | 2005-03-30 | 2013-10-02 | 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 |
JP5984282B2 (ja) | 2006-04-27 | 2016-09-06 | 富士電機株式会社 | 縦型トレンチ型絶縁ゲートmos半導体装置 |
JP2008085278A (ja) * | 2006-09-29 | 2008-04-10 | Ricoh Co Ltd | 半導体装置及びその製造方法 |
US8431958B2 (en) * | 2006-11-16 | 2013-04-30 | Alpha And Omega Semiconductor Ltd | Optimized configurations to integrate steering diodes in low capacitance transient voltage suppressor (TVS) |
WO2008153142A1 (ja) * | 2007-06-15 | 2008-12-18 | Rohm Co., Ltd. | 半導体装置 |
JP5767430B2 (ja) | 2007-08-10 | 2015-08-19 | ローム株式会社 | 半導体装置および半導体装置の製造方法 |
JP5386120B2 (ja) | 2008-07-15 | 2014-01-15 | ローム株式会社 | 半導体装置および半導体装置の製造方法 |
US9553185B2 (en) * | 2010-05-27 | 2017-01-24 | Fuji Electric Co., Ltd. | MOS-driven semiconductor device and method for manufacturing MOS-driven semiconductor device |
DE102010030768B4 (de) * | 2010-06-30 | 2012-05-31 | GLOBALFOUNDRIES Dresden Module One Ltd. Liability Company & Co. KG | Herstellverfahren für ein Halbleiterbauelement als Transistor mit eingebettetem Si/Ge-Material mit geringerem Abstand und besserer Gleichmäßigkeit und Transistor |
JP5616720B2 (ja) * | 2010-08-30 | 2014-10-29 | セイコーインスツル株式会社 | 半導体装置およびその製造方法 |
JP6031681B2 (ja) * | 2011-04-20 | 2016-11-24 | パナソニックIpマネジメント株式会社 | 縦型ゲート半導体装置およびその製造方法 |
-
2010
- 2010-08-30 JP JP2010192634A patent/JP5616720B2/ja not_active Expired - Fee Related
-
2011
- 2011-08-22 TW TW100129953A patent/TWI525816B/zh not_active IP Right Cessation
- 2011-08-24 US US13/199,283 patent/US8643093B2/en not_active Expired - Fee Related
- 2011-08-29 KR KR1020110086472A patent/KR101798241B1/ko active IP Right Grant
- 2011-08-30 CN CN201110253488.5A patent/CN102386233B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000223705A (ja) * | 1999-01-29 | 2000-08-11 | Nissan Motor Co Ltd | 半導体装置 |
JP2003174167A (ja) * | 2001-12-06 | 2003-06-20 | Hitachi Ltd | 半導体装置及びその製造方法 |
JP2010147219A (ja) * | 2008-12-18 | 2010-07-01 | Renesas Electronics Corp | 半導体装置及びその製造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018117070A (ja) * | 2017-01-19 | 2018-07-26 | エイブリック株式会社 | 半導体装置及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20120021240A (ko) | 2012-03-08 |
JP5616720B2 (ja) | 2014-10-29 |
TW201214708A (en) | 2012-04-01 |
US8643093B2 (en) | 2014-02-04 |
TWI525816B (zh) | 2016-03-11 |
CN102386233B (zh) | 2015-11-11 |
CN102386233A (zh) | 2012-03-21 |
KR101798241B1 (ko) | 2017-11-15 |
US20120049275A1 (en) | 2012-03-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100967883B1 (ko) | 개선된 드레인 접점을 가진 트렌치 dmos 디바이스 | |
US9892974B2 (en) | Vertical power MOSFET and methods of forming the same | |
JP2009158681A (ja) | 炭化珪素半導体装置およびその製造方法 | |
JP5159365B2 (ja) | 半導体装置およびその製造方法 | |
JP5616720B2 (ja) | 半導体装置およびその製造方法 | |
JP2008135474A (ja) | 半導体装置 | |
TWI470699B (zh) | 具有超級介面之溝槽型功率電晶體元件及其製作方法 | |
TWI503983B (zh) | 半導體裝置及其製造方法 | |
JP2008159916A (ja) | 半導体装置 | |
KR101469343B1 (ko) | 수직 파워 mosfet 및 그 제조 방법 | |
US8847308B2 (en) | Semiconductor device having a trench structure | |
JP5522907B2 (ja) | SiC膜の加工方法、半導体装置およびその製造方法 | |
TWI478341B (zh) | 功率電晶體元件及其製作方法 | |
JP2012216577A (ja) | 絶縁ゲート型半導体装置 | |
JP5165954B2 (ja) | 半導体装置 | |
WO2019109829A1 (zh) | 绝缘栅双极型晶体管及其制造方法 | |
JP5719899B2 (ja) | 半導体装置 | |
JP2013089618A (ja) | 半導体装置 | |
JP5386120B2 (ja) | 半導体装置および半導体装置の製造方法 | |
US9818859B2 (en) | Quasi-vertical power MOSFET and methods of forming the same | |
JP2009224495A (ja) | 絶縁ゲート型半導体装置およびその製造方法 | |
JP5070751B2 (ja) | 半導体装置およびその製造方法 | |
JP5390758B2 (ja) | 半導体装置 | |
JP4950648B2 (ja) | 半導体装置およびその製造方法 | |
JP2009266961A (ja) | 半導体装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130611 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130611 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140617 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140619 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140805 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20140826 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140912 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5616720 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |