CN103137687B - 沟槽式功率mos晶体管的结构及其制造方法 - Google Patents
沟槽式功率mos晶体管的结构及其制造方法 Download PDFInfo
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- CN103137687B CN103137687B CN201110383146.5A CN201110383146A CN103137687B CN 103137687 B CN103137687 B CN 103137687B CN 201110383146 A CN201110383146 A CN 201110383146A CN 103137687 B CN103137687 B CN 103137687B
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CN104733377B (zh) * | 2013-12-24 | 2017-10-24 | 上海华虹宏力半导体制造有限公司 | 实现沟槽场效应晶体管源极接触槽自对准结构的方法 |
CN105826205B (zh) * | 2016-05-31 | 2018-10-26 | 上海华虹宏力半导体制造有限公司 | 沟槽栅功率器件的制造方法及结构 |
Citations (6)
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CN1210369A (zh) * | 1997-08-29 | 1999-03-10 | 三菱电机株式会社 | 半导体器件及其制造方法 |
US6262467B1 (en) * | 1996-12-31 | 2001-07-17 | Hyundai Electronics Industries Co., Ltd. | Etch barrier structure of a semiconductor device and method for fabricating the same |
US6339027B1 (en) * | 1999-11-22 | 2002-01-15 | Chartered Semiconductor Manufacturing Ltd. | Process for borderless stop in tin via formation |
CN1518112A (zh) * | 2003-01-17 | 2004-08-04 | ���ǵ�����ʽ���� | 半导体器件及其制造方法 |
CN101465314A (zh) * | 2007-12-17 | 2009-06-24 | 中芯国际集成电路制造(上海)有限公司 | 一种可提高偏移裕度的第一层接触孔制作方法 |
CN101604670A (zh) * | 2008-06-13 | 2009-12-16 | 北大方正集团有限公司 | 防止芯片压焊时金属层脱落的栅极焊点结构及其形成方法 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US6262467B1 (en) * | 1996-12-31 | 2001-07-17 | Hyundai Electronics Industries Co., Ltd. | Etch barrier structure of a semiconductor device and method for fabricating the same |
CN1210369A (zh) * | 1997-08-29 | 1999-03-10 | 三菱电机株式会社 | 半导体器件及其制造方法 |
US6339027B1 (en) * | 1999-11-22 | 2002-01-15 | Chartered Semiconductor Manufacturing Ltd. | Process for borderless stop in tin via formation |
CN1518112A (zh) * | 2003-01-17 | 2004-08-04 | ���ǵ�����ʽ���� | 半导体器件及其制造方法 |
CN101465314A (zh) * | 2007-12-17 | 2009-06-24 | 中芯国际集成电路制造(上海)有限公司 | 一种可提高偏移裕度的第一层接触孔制作方法 |
CN101604670A (zh) * | 2008-06-13 | 2009-12-16 | 北大方正集团有限公司 | 防止芯片压焊时金属层脱落的栅极焊点结构及其形成方法 |
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