JP2017163059A - 電極接合方法 - Google Patents
電極接合方法 Download PDFInfo
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- JP2017163059A JP2017163059A JP2016047703A JP2016047703A JP2017163059A JP 2017163059 A JP2017163059 A JP 2017163059A JP 2016047703 A JP2016047703 A JP 2016047703A JP 2016047703 A JP2016047703 A JP 2016047703A JP 2017163059 A JP2017163059 A JP 2017163059A
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- electrode
- bumps
- bump
- semiconductor chip
- wafer
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000011247 coating layer Substances 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims description 14
- 238000005530 etching Methods 0.000 claims description 10
- 238000005304 joining Methods 0.000 claims description 10
- 238000001312 dry etching Methods 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 abstract description 33
- 239000011347 resin Substances 0.000 abstract description 20
- 229920005989 resin Polymers 0.000 abstract description 20
- 239000012790 adhesive layer Substances 0.000 abstract description 13
- 230000007547 defect Effects 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/81—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a bump connector
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- Dicing (AREA)
- Wire Bonding (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Abstract
【解決手段】樹脂付き半導体チップのバンプを基板の電極接合する電極接合方法法において、バンプ付きウェハ1のバンプの表面をクリーニングし(ST1)、少なくともバンプの表面を覆うコーティング層である接着剤層を形成し(ST2)、バンプの接着剤層の少なくとも一部を除去してバンプの表面の少なくとも一部を露出させ(ST3)、バンプ付きウェハを接着剤層とともにダイシングして樹脂付き半導体チップを形成し(ST5)、樹脂付き半導体チップの露出させたバンプを接合対象となる基板に形成された電極に少なくとも熱を加えて接合する(ST5)。
【選択図】図1
Description
1* 樹脂付きウェハ
1a 表面
3 バンプ
3a 表面
4 接着剤層
4a 被覆層
5 プラズマ処理装置
6 電極
7 基板
10 半導体チップ
10* 樹脂付き半導体チップ
Claims (3)
- バンプが形成されたウエハのバンプの表面をエッチングにより清浄化し、
少なくとも前記バンプの前記表面を覆うコーティング層を形成し、
前記コーティング層の少なくとも一部をエッチングにより除去して前記バンプの前記表面の少なくとも一部を露出させ、
前記露出させた前記バンプを、前記バンプの接合対象となる基板に形成された電極に少なくとも熱を加えて接合する、電極接合方法。 - 前記エッチングは少なくともArを含むガスによるドライエッチングである、請求項1記載の電極接合方法。
- 前記エッチングにより前記バンプの前記表面の少なくとも一部を露出させた後に、前記ウエハをダイシングして前記ウエハを個片化し、
前記個片化されたウエハの前記バンプを前記電極に接合する、請求項2に記載の電極接合方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016047703A JP6754938B2 (ja) | 2016-03-11 | 2016-03-11 | 電極接合方法 |
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---|---|---|---|
JP2016047703A JP6754938B2 (ja) | 2016-03-11 | 2016-03-11 | 電極接合方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017163059A true JP2017163059A (ja) | 2017-09-14 |
JP6754938B2 JP6754938B2 (ja) | 2020-09-16 |
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JP2016047703A Expired - Fee Related JP6754938B2 (ja) | 2016-03-11 | 2016-03-11 | 電極接合方法 |
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JP (1) | JP6754938B2 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62136049A (ja) * | 1985-12-10 | 1987-06-19 | Fuji Electric Co Ltd | 半導体装置の製造方法 |
JP2000357853A (ja) * | 1999-05-10 | 2000-12-26 | Internatl Business Mach Corp <Ibm> | 電気構造およびその形成方法 |
JP2001044233A (ja) * | 1998-09-01 | 2001-02-16 | Sony Corp | 半導体装置およびその製造方法 |
JP2001308140A (ja) * | 2000-04-24 | 2001-11-02 | Nec Corp | 半導体装置及びその製造方法 |
JP2005093774A (ja) * | 2003-09-18 | 2005-04-07 | Fuji Electric Holdings Co Ltd | 半導体装置と超小型電力変換装置およびそれらの製造方法 |
WO2016194431A1 (ja) * | 2015-05-29 | 2016-12-08 | リンテック株式会社 | 半導体装置の製造方法 |
-
2016
- 2016-03-11 JP JP2016047703A patent/JP6754938B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62136049A (ja) * | 1985-12-10 | 1987-06-19 | Fuji Electric Co Ltd | 半導体装置の製造方法 |
JP2001044233A (ja) * | 1998-09-01 | 2001-02-16 | Sony Corp | 半導体装置およびその製造方法 |
JP2000357853A (ja) * | 1999-05-10 | 2000-12-26 | Internatl Business Mach Corp <Ibm> | 電気構造およびその形成方法 |
JP2001308140A (ja) * | 2000-04-24 | 2001-11-02 | Nec Corp | 半導体装置及びその製造方法 |
JP2005093774A (ja) * | 2003-09-18 | 2005-04-07 | Fuji Electric Holdings Co Ltd | 半導体装置と超小型電力変換装置およびそれらの製造方法 |
WO2016194431A1 (ja) * | 2015-05-29 | 2016-12-08 | リンテック株式会社 | 半導体装置の製造方法 |
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JP6754938B2 (ja) | 2020-09-16 |
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