JP5645592B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP5645592B2 JP5645592B2 JP2010236213A JP2010236213A JP5645592B2 JP 5645592 B2 JP5645592 B2 JP 5645592B2 JP 2010236213 A JP2010236213 A JP 2010236213A JP 2010236213 A JP2010236213 A JP 2010236213A JP 5645592 B2 JP5645592 B2 JP 5645592B2
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- Prior art keywords
- solder
- chip
- wiring board
- bump
- flip chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/38—Effects and problems related to the device integration
- H01L2924/384—Bump effects
- H01L2924/3841—Solder bridging
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Wire Bonding (AREA)
Description
図1は本発明の実施の形態1の半導体装置の構造の一例を示す断面図とフリップチップ接続部の拡大部分断面図、図2は図1に示す半導体装置の組み立てにおける基板側の製造の一例を示す製造フロー図、図3は図1に示す半導体装置の組み立てにおけるフリップチップ接続の一例を示す製造フロー図、図4は図1に示す半導体装置の組み立てにおけるアンダーフィル塗布及びボールマウントの一例を示す製造フロー図である。
図17は本発明の実施の形態2の比較例の半導体装置におけるフリップチップ接続部の構造を示す拡大部分断面図、図18は図17に示す構造の配線基板の端子に対するソルダレジスト膜の開口部の位置を示す平面図、図19は図17に示すA線で切断した構造を上方から眺めたはんだブリッジ構造を示す平面図である。また、図20は本発明の実施の形態2の半導体装置における配線基板の端子に対するソルダレジスト膜の開口部の位置を示す平面図、図21は図20に示すソルダレジスト膜の開口部にはんだバンプを搭載した際のはんだはみ出し方向を示す平面図、図22は本発明の実施の形態2の第1変形例の半導体装置における配線基板の端子に対するソルダレジスト膜の開口部の位置を示す平面図である。さらに、図23は図22に示すソルダレジスト膜の開口部に搭載されたはんだバンプの構造を示す平面図、図24は図22に示すソルダレジスト膜の開口部にはんだバンプを搭載した際のはんだはみ出し方向を示す平面図、図25は本発明の実施の形態2の第2変形例の半導体装置における配線基板のソルダレジスト膜の開口部にはんだバンプを搭載した際のはんだはみ出し方向を示す平面図、図26は本発明の実施の形態2の第3変形例の半導体装置における配線基板のソルダレジスト膜の開口部にはんだバンプを搭載した際のはんだはみ出し方向を示す平面図である。
2 配線基板
2a 上面
2b 下面
2c フリップチップ接続用電極
2d 開口部パターン(バンプ搭載部パターン)
2e ソルダレジスト膜
2f 外形パターン
2g 最短部分
2h 凹部
3 アンダーフィル
4 半導体チップ
4a 主面
4b 裏面
4c 電極パッド
4d 保護膜
5,5a,5b はんだバンプ(バンプ、バンプ電極、はんだボール)
5c はんだはみ出し
5d はんだはみ出し方向
6 チップ部品(電子部品)
7 はんだボール(外部端子)
8 はんだ
9 フラックス
10 はんだペースト
11 多数個取り基板
11a ソルダレジスト膜
11b ランド端子
12 ウエハ
12a 保護膜
12b バンプ下地金属膜
12c エッチングレジスト膜
12d めっきレジスト膜
12e はんだめっき膜
13 スキージ
14 印刷マスク
15 プローブ
16 ボール搭載マスク
17 小型はんだボール
18 ボンディングヘッド
18a 排気系
19 ボンディングステージ
19a 排気系
Claims (6)
- 以下の工程を含む、半導体装置の製造方法。
(a)上面、前記上面に形成された複数のフリップチップ接続用電極、および前記上面とは反対側の下面を有する配線基板を準備する工程;
(b)前記(a)工程の後、前記複数のフリップチップ接続用電極に複数のはんだをそれぞれ形成する工程;
(c)前記(b)工程の後、前記複数のはんだのそれぞれにフラックスを塗布する工程;
(d)前記(c)工程の後、前記配線基板をリフローする工程;
(e)前記(d)工程の後、前記配線基板を洗浄する工程;
(f)前記(e)工程の後、主面、前記主面上に形成された複数の電極、および前記主面とは反対側の裏面を有する半導体チップを、前記半導体チップの前記主面が前記配線基板の前記上面と対向するように前記配線基板の前記上面上に載置し、前記半導体チップの前記複数の電極を前記配線基板の前記複数のはんだにそれぞれ接触させた後、前記半導体チップを前記配線基板側に押し込み、その後、水平方向または鉛直方向のいずれかの方向へ前記半導体チップをスクラブする工程。 - 請求項1において、
前記(b)工程の後、かつ、前記(c)工程の前に、はんだペーストを介して前記配線基板に電子部品を配置してから、前記配線基板をリフローする、半導体装置の製造方法。 - 請求項1において、
前記(b)工程では、前記配線基板の前記複数のフリップチップ接続用電極にはんだペーストを塗布した後、前記配線基板をリフローおよび洗浄することで、前記複数のフリップチップ接続用電極に前記複数のはんだをそれぞれ形成する、半導体装置の製造方法。 - 請求項1において、
前記(f)工程は、加熱されたボンディングステージの支持面に前記配線基板を載置し、かつ、加熱したボンディングヘッドの吸着面で前記半導体チップの前記裏面を吸着保持した状態で行う、半導体装置の製造方法。 - 請求項4において、
前記(f)工程では、前記ボンディングヘッドを前記はんだの融点よりも高い温度に加熱する、半導体装置の製造方法。 - 請求項1において、
前記(f)工程では、第1の押し込み量で前記半導体チップを前記配線基板側に押し込んでから前記半導体チップをスクラブする第1のスクラブ動作を行った後、前記第1の押し込み量よりも多い第2の押し込み量で前記半導体チップを前記配線基板側に押し込んでから前記半導体チップをスクラブする第2のスクラブ動作を行う、半導体装置の製造方法。
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US13/274,296 US20120098126A1 (en) | 2010-10-21 | 2011-10-14 | Semiconductor device and manufacturing method therefor |
US15/375,072 US10037966B2 (en) | 2010-10-21 | 2016-12-09 | Semiconductor device and manufacturing method therefor |
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CN104425287A (zh) * | 2013-08-19 | 2015-03-18 | 讯芯电子科技(中山)有限公司 | 封装结构及制造方法 |
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US9355927B2 (en) * | 2013-11-25 | 2016-05-31 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor packaging and manufacturing method thereof |
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TWI737312B (zh) * | 2019-04-18 | 2021-08-21 | 台灣積體電路製造股份有限公司 | 回焊裝置以及接合方法 |
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US20170092614A1 (en) | 2017-03-30 |
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