JP2017107942A - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP2017107942A JP2017107942A JP2015239555A JP2015239555A JP2017107942A JP 2017107942 A JP2017107942 A JP 2017107942A JP 2015239555 A JP2015239555 A JP 2015239555A JP 2015239555 A JP2015239555 A JP 2015239555A JP 2017107942 A JP2017107942 A JP 2017107942A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- gate electrode
- source
- field plate
- stress
- 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.)
- Pending
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 40
- 239000010409 thin film Substances 0.000 claims abstract description 25
- 239000012212 insulator Substances 0.000 claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims abstract description 11
- 239000010931 gold Substances 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 11
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 9
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 8
- 229910052737 gold Inorganic materials 0.000 claims description 8
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 230000003321 amplification Effects 0.000 abstract description 6
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 6
- 239000010408 film Substances 0.000 description 9
- 230000003071 parasitic effect Effects 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 230000005669 field effect Effects 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- H01L29/80—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier
- H01L29/812—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier with a Schottky gate
-
- 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
- H01L29/408—Electrodes ; Multistep manufacturing processes therefor with an insulating layer with a particular dielectric or electrostatic property, e.g. with static charges or for controlling trapped charges or moving ions, or with a plate acting on the insulator potential or the insulator charges, e.g. for controlling charges effect or potential distribution in the insulating layer, or with a semi-insulating layer contacting directly the semiconductor surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/562—Protection against mechanical damage
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/64—Impedance arrangements
- H01L23/66—High-frequency adaptations
-
- 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
- H01L29/402—Field plates
-
- 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
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/58—Structural electrical arrangements for semiconductor devices not otherwise provided for
- H01L2223/64—Impedance arrangements
- H01L2223/66—High-frequency adaptations
- H01L2223/6683—High-frequency adaptations for monolithic microwave integrated circuit [MMIC]
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)
- Junction Field-Effect Transistors (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
【解決手段】ゲート電極14のドレイン電極12側の領域にソースフィールドプレート電極17を設けるとともに、ソース電極13とは細い配線層で接続する。ゲート電極14の直上に該当する絶縁体薄膜15の上面に応力吸収層16を積層し、ゲート電極14の上方では、この応力吸収層16を挟むようにしてソースフィールドプレート電極17を形成する。
【選択図】図2
Description
2 FET
11、61 半導体基板
12、62 ドレイン電極
13、63 ソース電極
14、64 ゲート電極
15 絶縁体薄膜
16 応力吸収層
17、67 ソースフィールドプレート電極
65 絶縁膜
Claims (3)
- 半導体基板と、
この半導体基板上に離間して形成されたドレイン電極、及びソース電極と、
これらドレイン電極とソース電極との間に形成されたゲート電極と、
前記ドレイン電極、ソース電極、及びゲート電極、ならびにこれら電極間の前記半導体基板の表面の少なくとも一部を覆う絶縁体薄膜と、
前記ゲート電極の上面を覆う前記絶縁体薄膜上に、前記ゲート電極の上面の形状に対応させて積層された応力吸収層と、
前記応力吸収層の上面で、その下側にある前記ゲート電極の前記ドレイン電極側に該当する領域から、その前記ドレイン電極側を覆い前記ドレイン電極方向に延伸させて、前記ドレイン電極との間の前記絶縁体薄膜上に形成されるとともに、配線層により前記ソース電極に電気的に接続されたソースフィールドプレート電極とを備え、
前記応力吸収層は、前記ソースフィールドプレート電極が前記ゲート電極の長さ方向に及ぼす応力を吸収する
ことを特徴とする半導体装置。 - 前記ソースフィールドプレート電極の材料は、金(Au)、または金(Au)を含む合金とし、前記応力吸収層の材料はプラチナ(Pt)もしくはアルミニウム(Al)、またはこれらのいずれかを含む金属材料としたことを特徴とする請求項1に記載の半導体装置。
- 前記ソースフィールドプレート電極の材料は、金(Au)、または金(Au)を含む合金とし、前記応力吸収層の材料はセラミック材としたことを特徴とする請求項1に記載の半導体装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015239555A JP2017107942A (ja) | 2015-12-08 | 2015-12-08 | 半導体装置 |
US15/226,452 US20170162659A1 (en) | 2015-12-08 | 2016-08-02 | Semiconductor device |
EP16182350.5A EP3179519A1 (en) | 2015-12-08 | 2016-08-02 | Semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015239555A JP2017107942A (ja) | 2015-12-08 | 2015-12-08 | 半導体装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2017107942A true JP2017107942A (ja) | 2017-06-15 |
Family
ID=56615856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015239555A Pending JP2017107942A (ja) | 2015-12-08 | 2015-12-08 | 半導体装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20170162659A1 (ja) |
EP (1) | EP3179519A1 (ja) |
JP (1) | JP2017107942A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019102756A (ja) * | 2017-12-07 | 2019-06-24 | 住友電工デバイス・イノベーション株式会社 | 半導体装置 |
US10833195B2 (en) | 2017-09-28 | 2020-11-10 | Sumitomo Electric Device Innovations, Inc. | Semiconductor device and process of forming the same |
CN116153979A (zh) * | 2022-12-28 | 2023-05-23 | 苏州华太电子技术股份有限公司 | Ldmos终端结构以及ldmos终端结构的制作方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006132418A1 (ja) * | 2005-06-10 | 2006-12-14 | Nec Corporation | 電界効果トランジスタ |
JP2014011350A (ja) * | 2012-06-29 | 2014-01-20 | Sumitomo Electric Device Innovations Inc | 半導体装置の製造方法 |
US9024324B2 (en) * | 2012-09-05 | 2015-05-05 | Freescale Semiconductor, Inc. | GaN dual field plate device with single field plate metal |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5438402A (en) * | 1993-03-05 | 1995-08-01 | Trustees Of Dartmouth College | System and method for measuring the interface tensile strength of planar interfaces |
US9425267B2 (en) * | 2013-03-14 | 2016-08-23 | Freescale Semiconductor, Inc. | Transistor with charge enhanced field plate structure and method |
-
2015
- 2015-12-08 JP JP2015239555A patent/JP2017107942A/ja active Pending
-
2016
- 2016-08-02 US US15/226,452 patent/US20170162659A1/en not_active Abandoned
- 2016-08-02 EP EP16182350.5A patent/EP3179519A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006132418A1 (ja) * | 2005-06-10 | 2006-12-14 | Nec Corporation | 電界効果トランジスタ |
JP2014011350A (ja) * | 2012-06-29 | 2014-01-20 | Sumitomo Electric Device Innovations Inc | 半導体装置の製造方法 |
US9024324B2 (en) * | 2012-09-05 | 2015-05-05 | Freescale Semiconductor, Inc. | GaN dual field plate device with single field plate metal |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10833195B2 (en) | 2017-09-28 | 2020-11-10 | Sumitomo Electric Device Innovations, Inc. | Semiconductor device and process of forming the same |
US11302817B2 (en) | 2017-09-28 | 2022-04-12 | Sumitomo Electric Device Innovations, Inc. | Semiconductor device and process of forming the same |
JP2019102756A (ja) * | 2017-12-07 | 2019-06-24 | 住友電工デバイス・イノベーション株式会社 | 半導体装置 |
JP7095982B2 (ja) | 2017-12-07 | 2022-07-05 | 住友電工デバイス・イノベーション株式会社 | 半導体装置 |
CN116153979A (zh) * | 2022-12-28 | 2023-05-23 | 苏州华太电子技术股份有限公司 | Ldmos终端结构以及ldmos终端结构的制作方法 |
CN116153979B (zh) * | 2022-12-28 | 2023-11-03 | 苏州华太电子技术股份有限公司 | Ldmos终端结构以及ldmos终端结构的制作方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3179519A1 (en) | 2017-06-14 |
US20170162659A1 (en) | 2017-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20070210333A1 (en) | Hybrid semiconductor device | |
US8742467B2 (en) | Bidirectional switching device and bidirectional switching circuit using the same | |
JP2018093244A5 (ja) | ||
JP6584987B2 (ja) | 半導体装置 | |
US8629455B2 (en) | Power semiconductor device | |
JP2019016738A (ja) | 半導体装置 | |
JP2017107942A (ja) | 半導体装置 | |
JP2021531655A (ja) | エンハンスメント・モード及びデプレッション・モード・トランジスタの両者を有するモノリシック・マイクロ波集積回路 | |
JP2014187086A (ja) | 半導体装置 | |
JP2017174846A (ja) | 半導体装置 | |
JP2009522812A (ja) | 電界緩和機能を有するiii族窒化物電力半導体 | |
JP5550224B2 (ja) | 半導体装置 | |
WO2016024387A1 (ja) | 半導体装置 | |
JPWO2020100219A1 (ja) | 高周波増幅器および高周波増幅器モジュール | |
US20190214271A1 (en) | Semiconductor device | |
JP2013187303A (ja) | 半導体装置およびその製造方法、並びに実装部材 | |
JP4155888B2 (ja) | 環状型ゲート電極を備えたトランジスタ | |
JP4945216B2 (ja) | 高周波用半導体装置 | |
JP2013026342A (ja) | 窒化物半導体装置 | |
US20160056275A1 (en) | Field effect transistor and semiconductor device | |
JP2013187418A (ja) | 半導体装置およびその製造方法、並びに実装部材 | |
JP2017107941A (ja) | 半導体装置 | |
JP6287669B2 (ja) | 電界効果トランジスタ | |
JP2013077741A (ja) | 半導体装置、接合金属層付き半導体素子、実装部材、並びに半導体装置の製造方法 | |
JP2018157058A (ja) | エピタキシャル基板及び半導体素子 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170907 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170915 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A712 Effective date: 20170922 Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20170922 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20171013 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20171018 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20180330 |