JP4917979B2 - 半導体装置及びその製造方法 - Google Patents
半導体装置及びその製造方法 Download PDFInfo
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- JP4917979B2 JP4917979B2 JP2007179562A JP2007179562A JP4917979B2 JP 4917979 B2 JP4917979 B2 JP 4917979B2 JP 2007179562 A JP2007179562 A JP 2007179562A JP 2007179562 A JP2007179562 A JP 2007179562A JP 4917979 B2 JP4917979 B2 JP 4917979B2
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- wiring
- semiconductor chip
- wiring board
- external terminal
- electrode
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Description
基材と、複数のバンプ電極に対応するランド部であって基材上に設けられ、複数の外部端子を搭載するランド部と、基材の半導体チップ搭載面におけるバンプ電極の搭載部位に設けられた複数の接続パッドと、複数の接続パッドから、基材の外部端子搭載面までをまっすぐに接続するように構成された複数の貫通配線と、複数の貫通配線と対応するランド部とを電気的に接続する配線と、を有する配線基板を準備する工程と、
バンプ電極の搭載部位から配線基板の外部端子搭載面までをまっすぐに配線するように、フリップチップボンディングによりバンプ電極と複数の接続パッドとを電気的に接続することで、配線基板に半導体チップを搭載する工程と、
配線基板のランド部に外部端子を形成する工程と、
を有する。
図1は、本発明の実施例1に係る半導体装置のパッケージ構造を示す断面図、図2は、本発明の実施例1の半導体装置に用いる配線基板のランド部の配置を模式的に示す平面図である。図3及び図4は、本実施例におけるランド部の配置位置を説明するための図で、図3は要部平面図、図4は要部断面図である。
次に、図5及び図6を参照して、本発明の実施例1の半導体装置の製造方法について説明する。
図8は、本発明の実施例2に係る半導体装置のパッケージ構造を示す断面図、図9は、本発明の実施例2の半導体装置に用いる配線基板のランド部の配置を模式的に示す平面図である。
次に図10を参照して、本発明の実施例2である半導体装置の製造方法について説明する。
2 半導体チップ
3 電極パッド
4 パッシベーション膜
5 バンプ電極
6 配線基板
7 テープ基材
8 ランド部
9 配線
10 ソルダーレジスト
11 導電材料
12 接続パッド
13 貫通配線
14 外部端子
15 アンダーフィル材
16 半導体ウェハ
17 UVテープ
18 ダイシングブレード
19 ダイシングライン
20 吸着コレット
21 キャリア治具
22 ポッティング装置
23 位置決めステージ
24 ボール
25 吸着機構
26 孔部
27 メッキ
Claims (8)
- 一面の中央領域に配置された複数の電極パッドを有する半導体チップと、
前記半導体チップの一面に対向配置され、配線を有する配線基板と、
前記半導体チップと前記配線基板との対向面間に設けられ、前記電極パッドと前記配線とを電気的に接続する複数のバンプ電極と、
前記複数のバンプ電極に対応し、前記配線基板上に搭載された複数の外部端子と、
前記半導体チップと前記配線基板との間に設けられ、少なくとも前記バンプ電極と前記配線との接続部を覆う絶縁部材とを有し、
前記配線基板の配線は、前記配線基板の半導体チップ搭載面における前記バンプ電極の搭載部位から、前記配線基板の外部端子搭載面までをまっすぐに配線すると共に、前記バンプ電極と対応する前記外部端子とを電気的に接続するように構成され、前記配線は、前記バンプ電極の搭載部位から前記配線基板の外部端子搭載面までをまっすぐに配線する部分として、当該バンプ電極の搭載部位に設けられた接続パッドと、該接続パッドから前記外部端子搭載面へと設けられた貫通配線とを含むことを特徴とする半導体装置。 - 前記絶縁部材は、前記バンプ電極と前記配線との接続部とその近傍のみを覆うように設けられていることを特徴とする請求項1に記載の半導体装置。
- 前記絶縁部材は、前記半導体チップと前記配線基板との隙間を満たすように設けられていることを特徴とする請求項1に記載の半導体装置。
- 前記貫通配線は、前記配線基板の外部端子搭載面側から半導体チップ搭載面側に向かうにつれて配線幅が広くなるよう形成されていることを特徴とする請求項1に記載の半導体装置。
- 一面の中央領域に配置された複数の電極パッドを有する半導体チップと、
前記半導体チップの一面に対向配置され、配線と複数のランド部とを有する配線基板と、
前記半導体チップと前記配線基板との対向面間に設けられ、前記電極パッドと前記配線とを電気的に接続する複数のバンプ電極と、
前記複数のバンプ電極に対応し、前記配線基板の前記ランド部上に搭載された複数の外部端子と、
前記半導体チップと前記配線基板との間に設けられ、少なくとも前記バンプ電極と前記配線との接続部を覆う絶縁部材とを有し、
前記配線基板の配線は、前記配線基板の半導体チップ搭載面における前記バンプ電極の搭載部位から、前記配線基板の外部端子搭載面までをまっすぐに配線すると共に、前記バンプ電極と対応する前記外部端子とを電気的に接続するように構成され、
前記配線基板の前記バンプ電極の搭載部位に孔部が形成され、該孔部を介して前記パンプ電極が前記外部端子搭載面側にある配線部分に直線的かつ電気的に接続されると共に、
前記孔部は、該孔部内の側面に、前記配線基板の外部端子搭載面から半導体チップ搭載面側に向かうにつれて孔径が広くなる傾斜部を有することを特徴とする半導体装置。 - 前記外部端子が、約0.35mm径で、約0.5mmピッチで格子状に配置されていることを特徴とする請求項1又は5に記載の半導体装置。
- 前記配線基板は、フレキシブル配線基板であることを特徴とする請求項1又は5に記載の半導体装置。
- 複数の電極パッドを有し、前記電極パッド上に複数のバンプ電極が形成された半導体チップを準備する工程と、
基材と、前記複数のバンプ電極に対応するランド部であって前記基材上に設けられ、複数の外部端子を搭載するランド部と、前記基材の半導体チップ搭載面における前記バンプ電極の搭載部位に設けられた複数の接続パッドと、前記複数の接続パッドから、前記基材の外部端子搭載面までをまっすぐに接続するように構成された複数の貫通配線と、前記複数の貫通配線と対応する前記ランド部とを電気的に接続する配線と、を有する配線基板を準備する工程と、
前記バンプ電極の搭載部位から前記配線基板の外部端子搭載面までをまっすぐに配線するように、フリップチップボンディングにより前記バンプ電極と前記複数の接続パッドとを電気的に接続することで、前記配線基板に前記半導体チップを搭載する工程と、
前記配線基板の前記ランド部に前記外部端子を形成する工程と、
を有する半導体装置の製造方法。
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JP2007179562A JP4917979B2 (ja) | 2007-07-09 | 2007-07-09 | 半導体装置及びその製造方法 |
US12/169,072 US7812439B2 (en) | 2007-07-09 | 2008-07-08 | Semiconductor package with reduced length interconnect and manufacturing method thereof |
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JP3345541B2 (ja) * | 1996-01-16 | 2002-11-18 | 株式会社日立製作所 | 半導体装置及びその製造方法 |
US20040061220A1 (en) * | 1996-03-22 | 2004-04-01 | Chuichi Miyazaki | Semiconductor device and manufacturing method thereof |
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