JP2012089703A - 半導体素子の製造方法及び半導体素子 - Google Patents
半導体素子の製造方法及び半導体素子 Download PDFInfo
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Abstract
【解決手段】半導体基板12上に中間絶縁膜14、下層メタル配線16、層間絶縁膜18を形成し、層間絶縁膜18上にパッド電極20を形成し、パッド電極20上に最終保護膜22を形成し、最終保護膜22上に、パッド電極20の一部に対応した第1領域に開口部を備えるレジスト22を形成し、最終保護膜22をエッチングすると共に、パッド電極20の一部の第1領域を予め定めた深さまでエッチングすることにより凹部20Aを形成し、パッド電極20の第1領域を囲う第2領域上の最終保護膜22をエッチングし、レジスト22を除去することにより、半導体素子10を製造する。
【選択図】図2
Description
12 半導体基板
14 中間絶縁膜(絶縁膜)
16 下層メタル配線
18 層間絶縁膜(絶縁膜)
20 パッド電極
20A 凹部
22 最終保護膜(保護膜)
24 コンタクト
26 コンタクト
28 レジスト
Claims (4)
- 半導体基板上に絶縁膜を形成する工程と、
前記絶縁膜上にパッド電極を形成する工程と、
前記パッド電極上に保護膜を形成する工程と、
前記保護膜上に、前記パッド電極の一部に対応した第1領域に開口部を備えるレジストを形成する工程と、
前記レジストに基づき、前記保護膜をエッチングすると共に、前記パッド電極の一部の前記第1領域を予め定めた深さまでエッチングする工程と、
前記パッド電極の前記第1領域を囲う第2領域上の前記保護膜をエッチングする工程と、
前記レジストを除去する工程と、
を含む半導体素子の製造方法。 - 半導体基板と、
前記半導体基板上に形成された絶縁膜と、
前記絶縁膜上に形成され、凹部を備えたパッド電極と、
前記凹部及び当該凹部の周囲を含む領域が露出するように前記パッド電極上に形成された保護膜と、
を含む半導体素子。 - 半導体基板と、
前記半導体基板上に形成された絶縁膜と、
前記絶縁膜上に形成され、第1の厚さの第1領域と、前記第1の厚さより厚い第2の厚さを有し且つ前記第1領域を囲う第2領域と、を備えたパッド電極と、
前記第1領域から前記第2領域の一部に亘った領域に開口部を備え、前記絶縁膜及び前記パッド電極上に形成された保護膜と、
を含む半導体素子。 - 前記絶縁膜と前記パッド電極の前記第2領域とを接続するコンタクト
を含む請求項3記載の半導体素子。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2010235643A JP2012089703A (ja) | 2010-10-20 | 2010-10-20 | 半導体素子の製造方法及び半導体素子 |
US13/273,031 US20120119371A1 (en) | 2010-10-20 | 2011-10-13 | Method of fabricating semiconductor device and semiconductor device |
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JP2010235643A JP2012089703A (ja) | 2010-10-20 | 2010-10-20 | 半導体素子の製造方法及び半導体素子 |
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JP2012089703A true JP2012089703A (ja) | 2012-05-10 |
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JP2010235643A Pending JP2012089703A (ja) | 2010-10-20 | 2010-10-20 | 半導体素子の製造方法及び半導体素子 |
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JP (1) | JP2012089703A (ja) |
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KR20200103468A (ko) * | 2019-02-25 | 2020-09-02 | 삼성전자주식회사 | 반도체 칩의 연결구조체 제조 방법 및 반도체 패키지 제조 방법 |
KR20240030452A (ko) * | 2022-08-30 | 2024-03-07 | 삼성전자주식회사 | 반도체 칩, 및 그 반도체 칩을 포함한 반도체 패키지 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005019696A (ja) * | 2003-06-26 | 2005-01-20 | Seiko Epson Corp | 半導体装置およびその製造方法 |
JP2008205238A (ja) * | 2007-02-21 | 2008-09-04 | Fujitsu Ltd | 半導体装置、半導体ウエハ構造、及び半導体装置の製造方法 |
JP2010093161A (ja) * | 2008-10-10 | 2010-04-22 | Panasonic Corp | 半導体装置 |
JP2010129947A (ja) * | 2008-12-01 | 2010-06-10 | Seiko Epson Corp | 半導体装置及びその製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3968554B2 (ja) * | 2000-05-01 | 2007-08-29 | セイコーエプソン株式会社 | バンプの形成方法及び半導体装置の製造方法 |
CN101523584A (zh) * | 2005-09-02 | 2009-09-02 | 国际整流器公司 | 用于半导体器件电极的保护阻挡层 |
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2010
- 2010-10-20 JP JP2010235643A patent/JP2012089703A/ja active Pending
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- 2011-10-13 US US13/273,031 patent/US20120119371A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005019696A (ja) * | 2003-06-26 | 2005-01-20 | Seiko Epson Corp | 半導体装置およびその製造方法 |
JP2008205238A (ja) * | 2007-02-21 | 2008-09-04 | Fujitsu Ltd | 半導体装置、半導体ウエハ構造、及び半導体装置の製造方法 |
JP2010093161A (ja) * | 2008-10-10 | 2010-04-22 | Panasonic Corp | 半導体装置 |
JP2010129947A (ja) * | 2008-12-01 | 2010-06-10 | Seiko Epson Corp | 半導体装置及びその製造方法 |
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