JP7032159B2 - 半導体装置の製造方法および半導体装置 - Google Patents
半導体装置の製造方法および半導体装置 Download PDFInfo
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- JP7032159B2 JP7032159B2 JP2018018424A JP2018018424A JP7032159B2 JP 7032159 B2 JP7032159 B2 JP 7032159B2 JP 2018018424 A JP2018018424 A JP 2018018424A JP 2018018424 A JP2018018424 A JP 2018018424A JP 7032159 B2 JP7032159 B2 JP 7032159B2
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/05001—Internal layers
- H01L2224/05099—Material
- H01L2224/051—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
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Description
10 導電膜
11、211 バリアメタル層
12、212 金属膜
13、213 反射防止膜
21、221 ボンディングパッド
22、222 配線
31 絶縁膜
32 側壁保護膜
41 パッシベーション膜
42 開口部42
251 フォトレジストパターン
252 開口
Claims (7)
- 第一の金属含有膜と該第一の金属含有膜上に積層された前記第一の金属含有膜とは異なる第二の金属含有膜からなる反射防止膜とを含む導電膜を形成する工程と、
前記導電膜をパターニングする工程と、
パターニングされた前記導電膜の側面に側壁保護膜を形成する工程と、
前記側壁保護膜が形成された状態で、パターニングされた前記導電膜における前記反射防止膜を全てエッチング除去する工程と、
前記第一の金属含有膜および前記側壁保護膜を覆うようにパッシベーション膜を形成する工程と、
前記パッシベーション膜に前記第一の金属含有膜の上面の一部を露出させる開口部を形成する工程とを備えることを特徴とする半導体装置の製造方法。 - 前記側壁保護膜を形成する工程は、
パターニングされた前記導電膜の上面および側面を覆う絶縁膜を形成する工程と、
前記絶縁膜を前記反射防止膜の上面が露出するまでエッチバックする工程とを含むことを特徴とする請求項1に記載の半導体装置の製造方法。 - 前記絶縁膜をエッチバックする工程において、前記反射防止膜がエッチング除去されることを特徴とする請求項2に記載の半導体装置の製造方法。
- 前記側壁保護膜がシリコン酸化膜またはシリコン窒化膜であることを特徴とする請求項1乃至3のいずれか一項に記載の半導体装置の製造方法。
- 前記第一の金属含有膜がアルミニウムまたはアルミニウム合金であり、前記第二の金属含有膜が窒化チタンまたはチタンであることを特徴とする請求項1乃至4のいずれか一項に記載の半導体装置の製造方法。
- 前記導電膜が前記第一の金属含有膜の下層にチタン、窒化チタン、またはこれらの積層膜からなるバリアメタル層をさらに含むことを特徴とする請求項5に記載の半導体装置の製造方法。
- 前記パッシベーション膜がシリコン酸化膜、シリコン窒化膜、またはこれらの積層膜であることを特徴とする請求項1乃至6のいずれか一項に記載の半導体装置の製造方法
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JP2018018424A JP7032159B2 (ja) | 2018-02-05 | 2018-02-05 | 半導体装置の製造方法および半導体装置 |
TW107143280A TW201941258A (zh) | 2018-02-05 | 2018-12-03 | 半導體裝置的製造方法以及半導體裝置 |
KR1020180165274A KR20190095095A (ko) | 2018-02-05 | 2018-12-19 | 반도체 장치의 제조 방법 및 반도체 장치 |
CN201811561987.9A CN110120334A (zh) | 2018-02-05 | 2018-12-20 | 半导体装置的制造方法和半导体装置 |
US16/227,486 US10892163B2 (en) | 2018-02-05 | 2018-12-20 | Semiconductor device with side wall protection film for bond pad and wiring |
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Citations (5)
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JP2001217246A (ja) | 2000-02-04 | 2001-08-10 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2005085929A (ja) | 2003-09-08 | 2005-03-31 | Renesas Technology Corp | 半導体集積回路装置の製造方法および半導体集積回路装置 |
JP2010272621A (ja) | 2009-05-20 | 2010-12-02 | Renesas Electronics Corp | 半導体装置およびその製造方法 |
JP2014165276A (ja) | 2013-02-22 | 2014-09-08 | Seiko Instruments Inc | 半導体装置 |
JP2015133452A (ja) | 2014-01-15 | 2015-07-23 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法および半導体装置 |
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JPS5443827A (en) | 1977-09-16 | 1979-04-06 | Sintokogio Ltd | Mold making machine |
JP3638778B2 (ja) * | 1997-03-31 | 2005-04-13 | 株式会社ルネサステクノロジ | 半導体集積回路装置およびその製造方法 |
JP2006303452A (ja) | 2005-03-25 | 2006-11-02 | Sanyo Electric Co Ltd | 半導体装置及びその製造方法 |
TWI371998B (en) * | 2009-11-03 | 2012-09-01 | Nan Ya Printed Circuit Board | Printed circuit board structure and method for manufacturing the same |
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- 2018-12-03 TW TW107143280A patent/TW201941258A/zh unknown
- 2018-12-19 KR KR1020180165274A patent/KR20190095095A/ko not_active Withdrawn
- 2018-12-20 CN CN201811561987.9A patent/CN110120334A/zh active Pending
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001217246A (ja) | 2000-02-04 | 2001-08-10 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2005085929A (ja) | 2003-09-08 | 2005-03-31 | Renesas Technology Corp | 半導体集積回路装置の製造方法および半導体集積回路装置 |
JP2010272621A (ja) | 2009-05-20 | 2010-12-02 | Renesas Electronics Corp | 半導体装置およびその製造方法 |
JP2014165276A (ja) | 2013-02-22 | 2014-09-08 | Seiko Instruments Inc | 半導体装置 |
JP2015133452A (ja) | 2014-01-15 | 2015-07-23 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法および半導体装置 |
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KR20190095095A (ko) | 2019-08-14 |
US10892163B2 (en) | 2021-01-12 |
US20190244808A1 (en) | 2019-08-08 |
CN110120334A (zh) | 2019-08-13 |
JP2019135751A (ja) | 2019-08-15 |
TW201941258A (zh) | 2019-10-16 |
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