JP4443379B2 - 半導体装置の製造方法 - Google Patents
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- JP4443379B2 JP4443379B2 JP2004310726A JP2004310726A JP4443379B2 JP 4443379 B2 JP4443379 B2 JP 4443379B2 JP 2004310726 A JP2004310726 A JP 2004310726A JP 2004310726 A JP2004310726 A JP 2004310726A JP 4443379 B2 JP4443379 B2 JP 4443379B2
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- H10W20/0234—Manufacture or treatment of interconnections within wafers or substrates the interconnections being through-semiconductor vias comprising etching via holes that stop on pads or on electrodes
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- H10W20/023—Manufacture or treatment of interconnections within wafers or substrates the interconnections being through-semiconductor vias
- H10W20/0242—Manufacture or treatment of interconnections within wafers or substrates the interconnections being through-semiconductor vias comprising etching via holes from the back sides of the chips, wafers or substrates
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- H10W20/211—Through-semiconductor vias, e.g. TSVs
- H10W20/212—Top-view shapes or dispositions, e.g. top-view layouts of the vias
- H10W20/2125—Top-view shapes
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- H10W20/211—Through-semiconductor vias, e.g. TSVs
- H10W20/216—Through-semiconductor vias, e.g. TSVs characterised by dielectric material at least partially filling the via holes, e.g. covering the through-semiconductor vias in the via holes
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- H10W74/111—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
- H10W74/129—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed forming a chip-scale package [CSP]
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- H10W72/071—Connecting or disconnecting
- H10W72/072—Connecting or disconnecting of bump connectors
- H10W72/07251—Connecting or disconnecting of bump connectors characterised by changes in properties of the bump connectors during connecting
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- H10W72/241—Dispositions, e.g. layouts
- H10W72/242—Dispositions, e.g. layouts relative to the surface, e.g. recessed, protruding
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- H10W72/921—Structures or relative sizes of bond pads
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- H10W72/921—Structures or relative sizes of bond pads
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- H10W72/941—Dispositions of bond pads
- H10W72/942—Dispositions of bond pads relative to underlying supporting features, e.g. bond pads, RDLs or vias
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- H10W72/951—Materials of bond pads
- H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu
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- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/978—Semiconductor device manufacturing: process forming tapered edges on substrate or adjacent layers
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Description
Claims (6)
- 第1の絶縁膜上に金属層が形成された半導体基板をエッチングして、当該半導体基板の裏面の当該金属層に対応する位置から当該半導体基板の当該表面に貫通するビアホールを形成する工程と、
前記ビアホールの底部で露出する第1の絶縁膜をエッチングして金属層を露出する工程と、
前記ビアホール内を含む前記半導体基板の裏面上に、当該ビアホールの底部で前記金属層を露出する第2の絶縁膜を形成する工程と、
前記ビアホール内で前記金属層と電気的に接続された貫通電極、及び当該貫通電極と電気的に接続された前記半導体基板の裏面の第2の絶縁膜上に延びる配線層を形成する工程と、
前記貫通電極上及び前記配線層上を含む前記半導体基板の裏面上に、当該配線層の一部を露出する保護層を形成する工程と、
前記半導体基板を複数の半導体チップに切断分離する工程と、を有し、
前記ビアホールを形成する工程の前記半導体基板のエッチング時にオーバーエッチングすることで、前記ビアホールの底部の開口径が前記ビアホールの深さの途中における開口径よりも大きく、前記ビアホールの底部の開口径が前記金属層の平面的な幅よりも大きくなるように行われることを特徴とする半導体装置の製造方法。 - 第1の絶縁膜上に金属層が形成された半導体基板をエッチングして、当該半導体基板の裏面の当該金属層に対応する位置から当該半導体基板の当該表面に貫通するビアホールを形成する工程と、
前記ビアホールの底部で露出する第1の絶縁膜をエッチングして金属層を露出する工程と、
前記ビアホール内を含む前記半導体基板の裏面上に、当該ビアホールの底部で前記金属層を露出する第2の絶縁膜を形成する工程と、
前記ビアホール内で前記金属層と電気的に接続された貫通電極、及び当該貫通電極と電気的に接続された前記半導体基板の裏面の第2の絶縁膜上に延びる配線層を形成する工程と、
前記貫通電極上及び前記配線層上を含む前記半導体基板の裏面上に、当該配線層の一部を露出する保護層を形成する工程と、
前記半導体基板を複数の半導体チップに切断分離する工程と、を有し、
前記ビアホールを形成する工程の前記半導体基板のエッチング時にオーバーエッチングすることで、前記ビアホールの底部の開口径が前記ビアホールの深さの途中における開口径よりも大きく、前記ビアホールの底部の開口端部が前記金属層上に形成されない領域を有するように行われることを特徴とする半導体装置の製造方法。 - 第1の絶縁膜上に金属層が形成された半導体基板をエッチングして、当該半導体基板の裏面の当該金属層に対応する位置から当該半導体基板の当該表面に貫通するビアホールを形成する工程と、
前記ビアホールの底部で露出する第1の絶縁膜をエッチングして金属層を露出する工程と、
前記ビアホール内を含む前記半導体基板の裏面上に、当該ビアホールの底部で前記金属層を露出する第2の絶縁膜を形成する工程と、
前記ビアホール内で前記金属層と電気的に接続された貫通電極を形成する工程と、
前記半導体基板を複数の半導体チップに切断分離する工程と、を有し、
前記ビアホールを形成する工程の前記半導体基板のエッチング時にオーバーエッチングすることで、前記ビアホールの底部の開口径が前記ビアホールの深さの途中における開口径よりも大きく、前記ビアホールの底部の開口径が前記金属層の平面的な幅よりも大きくなるように行われることを特徴とする半導体装置の製造方法。 - 第1の絶縁膜上に金属層が形成された半導体基板をエッチングして、当該半導体基板の裏面の当該金属層に対応する位置から当該半導体基板の当該表面に貫通するビアホールを形成する工程と、
前記ビアホールの底部で露出する第1の絶縁膜をエッチングして金属層を露出する工程と、
前記ビアホール内を含む前記半導体基板の裏面上に、当該ビアホールの底部で前記金属層を露出する第2の絶縁膜を形成する工程と、
前記ビアホール内で前記金属層と電気的に接続された貫通電極を形成する工程と、
前記半導体基板を複数の半導体チップに切断分離する工程と、を有し、
前記ビアホールを形成する工程の前記半導体基板のエッチング時にオーバーエッチングすることで、前記ビアホールの底部の開口径が前記ビアホールの深さの途中における開口径よりも大きく、前記ビアホールの底部の開口端部が前記金属層上に形成されない領域を有するように行われることを特徴とする半導体装置の製造方法。 - 前記配線層の一部上に導電端子を形成する工程を有することを特徴とする請求項1または請求項2に記載の半導体装置の製造方法。
- 前記半導体基板上に支持体を貼り付ける工程を有することを特徴とする請求項1乃至請求項5のいずれか1項に記載の半導体装置の製造方法。
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004310726A JP4443379B2 (ja) | 2004-10-26 | 2004-10-26 | 半導体装置の製造方法 |
| TW094135828A TWI267132B (en) | 2004-10-26 | 2005-10-14 | Semiconductor device and manufacturing method of the same |
| KR1020050100580A KR100647760B1 (ko) | 2004-10-26 | 2005-10-25 | 반도체 장치 및 그 제조 방법 |
| US11/257,390 US7339273B2 (en) | 2004-10-26 | 2005-10-25 | Semiconductor device with a via hole having a diameter at the surface larger than a width of a pad electrode |
| CNB2005101180996A CN100429770C (zh) | 2004-10-26 | 2005-10-25 | 半导体装置及其制造方法 |
| EP05023409A EP1653509A3 (en) | 2004-10-26 | 2005-10-26 | Semiconductor device and manufacturing method of the same |
| US11/969,065 US7670955B2 (en) | 2004-10-26 | 2008-01-03 | Semiconductor device and manufacturing method of the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004310726A JP4443379B2 (ja) | 2004-10-26 | 2004-10-26 | 半導体装置の製造方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009259715A Division JP5258735B2 (ja) | 2009-11-13 | 2009-11-13 | 半導体装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006128172A JP2006128172A (ja) | 2006-05-18 |
| JP4443379B2 true JP4443379B2 (ja) | 2010-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004310726A Expired - Fee Related JP4443379B2 (ja) | 2004-10-26 | 2004-10-26 | 半導体装置の製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US7339273B2 (ja) |
| EP (1) | EP1653509A3 (ja) |
| JP (1) | JP4443379B2 (ja) |
| KR (1) | KR100647760B1 (ja) |
| CN (1) | CN100429770C (ja) |
| TW (1) | TWI267132B (ja) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4850392B2 (ja) * | 2004-02-17 | 2012-01-11 | 三洋電機株式会社 | 半導体装置の製造方法 |
| TWI303864B (en) * | 2004-10-26 | 2008-12-01 | Sanyo Electric Co | Semiconductor device and method for making the same |
| JP4443379B2 (ja) * | 2004-10-26 | 2010-03-31 | 三洋電機株式会社 | 半導体装置の製造方法 |
| JP4873517B2 (ja) * | 2004-10-28 | 2012-02-08 | オンセミコンダクター・トレーディング・リミテッド | 半導体装置及びその製造方法 |
| US7485967B2 (en) | 2005-03-10 | 2009-02-03 | Sanyo Electric Co., Ltd. | Semiconductor device with via hole for electric connection |
| TWI269419B (en) * | 2005-06-09 | 2006-12-21 | Advanced Semiconductor Eng | Method for forming wafer-level heat spreader structure and packaging structure thereof |
| JP2007150083A (ja) * | 2005-11-29 | 2007-06-14 | Elpida Memory Inc | 半導体装置の製造方法 |
| KR100884238B1 (ko) * | 2006-05-22 | 2009-02-17 | 삼성전자주식회사 | 앵커형 결합 구조를 갖는 반도체 패키지 및 그 제조 방법 |
| JP4773307B2 (ja) * | 2006-09-15 | 2011-09-14 | Okiセミコンダクタ株式会社 | 半導体装置の製造方法 |
| JP4979320B2 (ja) * | 2006-09-28 | 2012-07-18 | ルネサスエレクトロニクス株式会社 | 半導体ウェハおよびその製造方法、ならびに半導体装置の製造方法 |
| US8212331B1 (en) * | 2006-10-02 | 2012-07-03 | Newport Fab, Llc | Method for fabricating a backside through-wafer via in a processed wafer and related structure |
| JP5242070B2 (ja) * | 2007-03-29 | 2013-07-24 | 株式会社フジクラ | 貫通配線基板 |
| JP4585561B2 (ja) * | 2007-09-04 | 2010-11-24 | 株式会社東芝 | 半導体装置の製造方法 |
| TWI331488B (en) * | 2007-10-09 | 2010-10-01 | Unimicron Technology Corp | Printed circuit board and fabrication method thereof |
| US7566637B2 (en) * | 2007-12-13 | 2009-07-28 | International Business Machines Corporation | Method of inhibition of metal diffusion arising from laser dicing |
| JP5259197B2 (ja) * | 2008-01-09 | 2013-08-07 | ソニー株式会社 | 半導体装置及びその製造方法 |
| DE102008033395B3 (de) | 2008-07-16 | 2010-02-04 | Austriamicrosystems Ag | Verfahren zur Herstellung eines Halbleiterbauelementes und Halbleiterbauelement |
| JP5242282B2 (ja) * | 2008-07-31 | 2013-07-24 | 株式会社東芝 | 半導体装置とその製造方法 |
| US7906404B2 (en) * | 2008-11-21 | 2011-03-15 | Teledyne Scientific & Imaging, Llc | Power distribution for CMOS circuits using in-substrate decoupling capacitors and back side metal layers |
| US8343806B2 (en) * | 2009-03-05 | 2013-01-01 | Raytheon Company | Hermetic packaging of integrated circuit components |
| US20100258952A1 (en) * | 2009-04-08 | 2010-10-14 | Interconnect Portfolio Llc | Interconnection of IC Chips by Flex Circuit Superstructure |
| DE102009049102B4 (de) * | 2009-10-13 | 2012-10-04 | Austriamicrosystems Ag | Halbleiterbauelement mit Durchkontaktierung und Verfahren zur Herstellung einer Durchkontaktierung in einem Halbleiterbauelement |
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| CN1779961A (zh) | 2006-05-31 |
| TWI267132B (en) | 2006-11-21 |
| KR100647760B1 (ko) | 2006-11-23 |
| EP1653509A3 (en) | 2009-06-03 |
| US20060108695A1 (en) | 2006-05-25 |
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| US20080132038A1 (en) | 2008-06-05 |
| US7670955B2 (en) | 2010-03-02 |
| JP2006128172A (ja) | 2006-05-18 |
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