CN102347355A - 最小化场阑igbt的缓冲区及发射极电荷差异的方法 - Google Patents
最小化场阑igbt的缓冲区及发射极电荷差异的方法 Download PDFInfo
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- CN102347355A CN102347355A CN2011101568140A CN201110156814A CN102347355A CN 102347355 A CN102347355 A CN 102347355A CN 2011101568140 A CN2011101568140 A CN 2011101568140A CN 201110156814 A CN201110156814 A CN 201110156814A CN 102347355 A CN102347355 A CN 102347355A
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- 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
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
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- 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
- H01L29/083—Anode or cathode regions of thyristors or gated bipolar-mode devices
- H01L29/0839—Cathode regions of thyristors
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- 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
- H01L29/10—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 not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1095—Body region, i.e. base region, of 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
- H01L29/66—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
- H01L29/66234—Bipolar junction transistors [BJT]
- H01L29/66325—Bipolar junction transistors [BJT] controlled by field-effect, e.g. insulated gate bipolar transistors [IGBT]
- H01L29/66333—Vertical insulated gate bipolar transistors
- H01L29/6634—Vertical insulated gate bipolar transistors with a recess formed by etching in the source/emitter contact region
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- 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)
- Manufacturing & Machinery (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/804,838 | 2010-07-30 | ||
US12/804,838 US8283213B2 (en) | 2010-07-30 | 2010-07-30 | Method of minimizing field stop insulated gate bipolar transistor (IGBT) buffer and emitter charge variation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102347355A true CN102347355A (zh) | 2012-02-08 |
CN102347355B CN102347355B (zh) | 2014-08-06 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CN201110156814.0A Active CN102347355B (zh) | 2010-07-30 | 2011-05-30 | 最小化场阑igbt的缓冲区及发射极电荷差异的方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8283213B2 (zh) |
CN (1) | CN102347355B (zh) |
TW (1) | TWI459554B (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102800591A (zh) * | 2012-08-31 | 2012-11-28 | 电子科技大学 | 一种fs-igbt器件的制备方法 |
CN103035693A (zh) * | 2012-11-06 | 2013-04-10 | 上海华虹Nec电子有限公司 | 场截止型绝缘栅双极晶体管及其制造方法 |
CN103681822A (zh) * | 2012-09-13 | 2014-03-26 | 美格纳半导体有限公司 | 功率半导体器件及其制造方法 |
CN103839804A (zh) * | 2012-11-23 | 2014-06-04 | 中国科学院微电子研究所 | 一种电场阻断型igbt结构的制备方法 |
CN104078354A (zh) * | 2013-03-26 | 2014-10-01 | 杭州士兰集成电路有限公司 | 功率半导体器件及其制造方法 |
CN104269357A (zh) * | 2013-03-26 | 2015-01-07 | 杭州士兰集成电路有限公司 | 功率半导体器件及其制造方法 |
WO2015043396A1 (zh) * | 2013-09-26 | 2015-04-02 | 无锡华润上华半导体有限公司 | 场截止型绝缘栅双极型晶体管的背面工艺 |
CN105185825A (zh) * | 2014-05-30 | 2015-12-23 | 万国半导体股份有限公司 | 一种改善半导体功率器件中的注入控制方法 |
CN109243975A (zh) * | 2017-07-10 | 2019-01-18 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9666666B2 (en) | 2015-05-14 | 2017-05-30 | Alpha And Omega Semiconductor Incorporated | Dual-gate trench IGBT with buried floating P-type shield |
JP2012253155A (ja) * | 2011-06-01 | 2012-12-20 | Mitsubishi Electric Corp | 半導体装置の製造方法 |
US9478646B2 (en) * | 2011-07-27 | 2016-10-25 | Alpha And Omega Semiconductor Incorporated | Methods for fabricating anode shorted field stop insulated gate bipolar transistor |
KR102070959B1 (ko) * | 2012-04-24 | 2020-01-30 | 온세미컨덕터코리아 주식회사 | 파워 소자 및 그 제조방법 |
US20130277793A1 (en) | 2012-04-24 | 2013-10-24 | Fairchild Korea Semiconductor, Ltd. | Power device and fabricating method thereof |
CN103578982A (zh) * | 2012-08-01 | 2014-02-12 | 无锡华润上华半导体有限公司 | 场中止型绝缘栅型双极晶体管及其制造方法 |
CN104599965A (zh) * | 2013-10-31 | 2015-05-06 | 无锡华润上华半导体有限公司 | 场截止绝缘栅双极晶体管的制备方法 |
US20180151709A1 (en) * | 2015-06-01 | 2018-05-31 | Hitachi, Ltd. | Semiconductor device, substrate and electrical power conversion device |
TWI563571B (en) | 2015-11-30 | 2016-12-21 | Pfc Device Holdings Ltd | Low-temperature epitaxial method for manufacturing backside field stop layer of insulated gate bipolar transistor (IGBT) |
US10388781B2 (en) | 2016-05-20 | 2019-08-20 | Alpha And Omega Semiconductor Incorporated | Device structure having inter-digitated back to back MOSFETs |
CN106683989A (zh) * | 2016-12-29 | 2017-05-17 | 江苏中科君芯科技有限公司 | 沟槽igbt器件及其制造方法 |
US11538911B2 (en) | 2018-05-08 | 2022-12-27 | Ipower Semiconductor | Shielded trench devices |
US10714574B2 (en) | 2018-05-08 | 2020-07-14 | Ipower Semiconductor | Shielded trench devices |
US20200105874A1 (en) | 2018-10-01 | 2020-04-02 | Ipower Semiconductor | Back side dopant activation in field stop igbt |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004193212A (ja) * | 2002-12-09 | 2004-07-08 | Fuji Electric Device Technology Co Ltd | 半導体装置 |
US6885063B2 (en) * | 2002-05-21 | 2005-04-26 | Fuji Electric Co., Ltd. | Semiconductor device having an SEB voltage suitable for use in space |
CN1885507A (zh) * | 2005-06-20 | 2006-12-27 | 富士电机电子设备技术株式会社 | 生产半导体器件的方法 |
CN101336480A (zh) * | 2006-02-03 | 2008-12-31 | 飞兆半导体公司 | 电荷平衡的绝缘栅双极晶体管 |
CN101752415A (zh) * | 2008-12-03 | 2010-06-23 | 上海芯能电子科技有限公司 | 一种绝缘栅双极晶体管及其制造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7655977B2 (en) * | 2005-10-18 | 2010-02-02 | International Rectifier Corporation | Trench IGBT for highly capacitive loads |
JP4760729B2 (ja) * | 2006-02-21 | 2011-08-31 | 株式会社Sumco | Igbt用のシリコン単結晶ウェーハ及びigbt用のシリコン単結晶ウェーハの製造方法 |
-
2010
- 2010-07-30 US US12/804,838 patent/US8283213B2/en active Active
-
2011
- 2011-05-30 TW TW100118878A patent/TWI459554B/zh active
- 2011-05-30 CN CN201110156814.0A patent/CN102347355B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6885063B2 (en) * | 2002-05-21 | 2005-04-26 | Fuji Electric Co., Ltd. | Semiconductor device having an SEB voltage suitable for use in space |
JP2004193212A (ja) * | 2002-12-09 | 2004-07-08 | Fuji Electric Device Technology Co Ltd | 半導体装置 |
CN1885507A (zh) * | 2005-06-20 | 2006-12-27 | 富士电机电子设备技术株式会社 | 生产半导体器件的方法 |
CN101336480A (zh) * | 2006-02-03 | 2008-12-31 | 飞兆半导体公司 | 电荷平衡的绝缘栅双极晶体管 |
CN101752415A (zh) * | 2008-12-03 | 2010-06-23 | 上海芯能电子科技有限公司 | 一种绝缘栅双极晶体管及其制造方法 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102800591A (zh) * | 2012-08-31 | 2012-11-28 | 电子科技大学 | 一种fs-igbt器件的制备方法 |
CN103681822A (zh) * | 2012-09-13 | 2014-03-26 | 美格纳半导体有限公司 | 功率半导体器件及其制造方法 |
CN103035693A (zh) * | 2012-11-06 | 2013-04-10 | 上海华虹Nec电子有限公司 | 场截止型绝缘栅双极晶体管及其制造方法 |
CN103035693B (zh) * | 2012-11-06 | 2016-02-10 | 上海华虹宏力半导体制造有限公司 | 场截止型绝缘栅双极晶体管及其制造方法 |
CN103839804A (zh) * | 2012-11-23 | 2014-06-04 | 中国科学院微电子研究所 | 一种电场阻断型igbt结构的制备方法 |
CN103839804B (zh) * | 2012-11-23 | 2019-01-11 | 中国科学院微电子研究所 | 一种电场阻断型igbt结构的制备方法 |
CN104078354A (zh) * | 2013-03-26 | 2014-10-01 | 杭州士兰集成电路有限公司 | 功率半导体器件及其制造方法 |
CN104269357A (zh) * | 2013-03-26 | 2015-01-07 | 杭州士兰集成电路有限公司 | 功率半导体器件及其制造方法 |
CN104078354B (zh) * | 2013-03-26 | 2015-09-16 | 杭州士兰集成电路有限公司 | 功率半导体器件及其制造方法 |
WO2015043396A1 (zh) * | 2013-09-26 | 2015-04-02 | 无锡华润上华半导体有限公司 | 场截止型绝缘栅双极型晶体管的背面工艺 |
CN105185825A (zh) * | 2014-05-30 | 2015-12-23 | 万国半导体股份有限公司 | 一种改善半导体功率器件中的注入控制方法 |
CN109243975A (zh) * | 2017-07-10 | 2019-01-18 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
Also Published As
Publication number | Publication date |
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US20120025261A1 (en) | 2012-02-02 |
CN102347355B (zh) | 2014-08-06 |
TWI459554B (zh) | 2014-11-01 |
TW201205805A (en) | 2012-02-01 |
US8283213B2 (en) | 2012-10-09 |
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