JP5776485B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5776485B2 JP5776485B2 JP2011224517A JP2011224517A JP5776485B2 JP 5776485 B2 JP5776485 B2 JP 5776485B2 JP 2011224517 A JP2011224517 A JP 2011224517A JP 2011224517 A JP2011224517 A JP 2011224517A JP 5776485 B2 JP5776485 B2 JP 5776485B2
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- 239000004065 semiconductor Substances 0.000 title claims description 15
- 239000012535 impurity Substances 0.000 claims description 7
- 238000011084 recovery Methods 0.000 description 46
- 230000000052 comparative effect Effects 0.000 description 30
- 230000007423 decrease Effects 0.000 description 14
- 238000004088 simulation Methods 0.000 description 10
- 230000015556 catabolic process Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 4
- 239000000969 carrier Substances 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
-
- 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
- H01L29/30—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by physical imperfections; having polished or roughened surface
- H01L29/32—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by physical imperfections; having polished or roughened surface the imperfections being within the semiconductor 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
- H01L29/36—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the concentration or distribution of impurities in the bulk material
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Thyristors (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
2 P型アノード層
3 N+型カソード層(N型カソード層)
4 第1の短ライフタイム層
5 第2の短ライフタイム層
6 中ライフタイム層
Claims (1)
- N型ドリフト層と、
前記N型ドリフト層の上側に設けられたP型アノード層と、
前記N型ドリフト層の下側に設けられたN型カソード層と、
前記N型ドリフト層と前記P型アノード層との間に設けられた第1の短ライフタイム層と、
前記N型ドリフト層と前記N型カソード層との間に設けられた第2の短ライフタイム層と、
前記N型ドリフト層と前記第2の短ライフタイム層との間に設けられた中ライフタイム層とを備え、
前記第1及び第2の短ライフタイム層におけるキャリアのライフタイムは、前記N型ドリフト層におけるライフタイムよりも短く、
前記N型カソード層におけるライフタイムは、前記N型ドリフト層におけるライフタイムよりも長く、
前記中ライフタイム層におけるライフタイム及び不純物濃度は、前記第2の短ライフタイム層と前記N型ドリフト層との間の値であることを特徴とする半導体装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011224517A JP5776485B2 (ja) | 2011-10-12 | 2011-10-12 | 半導体装置 |
US13/525,478 US8698250B2 (en) | 2011-10-12 | 2012-06-18 | Semiconductor device |
DE102012216329.8A DE102012216329B4 (de) | 2011-10-12 | 2012-09-13 | Halbleitervorrichtung |
CN201210383444.9A CN103050546B (zh) | 2011-10-12 | 2012-10-11 | 半导体装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011224517A JP5776485B2 (ja) | 2011-10-12 | 2011-10-12 | 半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013084828A JP2013084828A (ja) | 2013-05-09 |
JP5776485B2 true JP5776485B2 (ja) | 2015-09-09 |
Family
ID=47990870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011224517A Active JP5776485B2 (ja) | 2011-10-12 | 2011-10-12 | 半導体装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8698250B2 (ja) |
JP (1) | JP5776485B2 (ja) |
CN (1) | CN103050546B (ja) |
DE (1) | DE102012216329B4 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11777028B2 (en) | 2020-12-11 | 2023-10-03 | Kabushiki Kaisha Toshiba | Semiconductor device |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103456771B (zh) * | 2013-07-26 | 2016-12-28 | 上海北车永电电子科技有限公司 | 半导体器件中实现载流子寿命控制的结构及其制造方法 |
WO2016051973A1 (ja) * | 2014-10-03 | 2016-04-07 | 富士電機株式会社 | 半導体装置および半導体装置の製造方法 |
CN106449729B (zh) * | 2016-08-22 | 2019-04-30 | 湖南大学 | 一种半导体结构以其制作方法 |
CN108346705A (zh) * | 2017-01-23 | 2018-07-31 | 全球能源互联网研究院有限公司 | 一种快速恢复二极管及其制备方法 |
CN111095569B (zh) * | 2018-03-19 | 2023-11-28 | 富士电机株式会社 | 半导体装置及半导体装置的制造方法 |
JP7222435B2 (ja) | 2019-10-11 | 2023-02-15 | 富士電機株式会社 | 半導体装置および半導体装置の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08125200A (ja) * | 1994-10-25 | 1996-05-17 | Mitsubishi Electric Corp | 半導体装置及びその製造方法 |
JP3435166B2 (ja) | 1997-08-14 | 2003-08-11 | 三菱電機株式会社 | 半導体装置 |
JP4539011B2 (ja) * | 2002-02-20 | 2010-09-08 | 富士電機システムズ株式会社 | 半導体装置 |
DE10223951B4 (de) * | 2002-05-29 | 2009-09-24 | Infineon Technologies Ag | Hochvoltdiode mit optimiertem Abschaltverfahren und entsprechendes Optimierverfahren |
JP3910922B2 (ja) * | 2003-02-12 | 2007-04-25 | 三菱電機株式会社 | 半導体装置 |
JP5080744B2 (ja) * | 2006-03-17 | 2012-11-21 | 株式会社豊田中央研究所 | 半導体デバイス及びその製造方法 |
US7932583B2 (en) * | 2008-05-13 | 2011-04-26 | Infineon Technologies Austria Ag | Reduced free-charge carrier lifetime device |
US7994569B2 (en) * | 2008-05-15 | 2011-08-09 | Anpec Electronics Corporation | Semiconductor device and method for forming the same |
JP2011224517A (ja) | 2010-04-22 | 2011-11-10 | Furukawa Industrial Machinery Systems Co Ltd | 電気集じん器用制御電源装置 |
-
2011
- 2011-10-12 JP JP2011224517A patent/JP5776485B2/ja active Active
-
2012
- 2012-06-18 US US13/525,478 patent/US8698250B2/en active Active
- 2012-09-13 DE DE102012216329.8A patent/DE102012216329B4/de active Active
- 2012-10-11 CN CN201210383444.9A patent/CN103050546B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11777028B2 (en) | 2020-12-11 | 2023-10-03 | Kabushiki Kaisha Toshiba | Semiconductor device |
Also Published As
Publication number | Publication date |
---|---|
CN103050546A (zh) | 2013-04-17 |
DE102012216329B4 (de) | 2015-03-26 |
JP2013084828A (ja) | 2013-05-09 |
US20130093065A1 (en) | 2013-04-18 |
US8698250B2 (en) | 2014-04-15 |
CN103050546B (zh) | 2015-11-25 |
DE102012216329A1 (de) | 2013-04-18 |
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