JP5060511B2 - 幅広リードフレーム用の半導体パッケージ製造装置及びこれを利用した半導体パッケージ製造方法 - Google Patents
幅広リードフレーム用の半導体パッケージ製造装置及びこれを利用した半導体パッケージ製造方法 Download PDFInfo
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- JP5060511B2 JP5060511B2 JP2009106735A JP2009106735A JP5060511B2 JP 5060511 B2 JP5060511 B2 JP 5060511B2 JP 2009106735 A JP2009106735 A JP 2009106735A JP 2009106735 A JP2009106735 A JP 2009106735A JP 5060511 B2 JP5060511 B2 JP 5060511B2
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- lead frame
- wide lead
- wire bonding
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- frame
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- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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- Manufacturing & Machinery (AREA)
- Wire Bonding (AREA)
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Description
11,31 第1半導体チップ
13,33 第2半導体チップ
15,61 成形樹脂
20,40 リードフレーム
21,41 ダイパッド
23,43 リードフィンガ
25,45 第1接着層
26,47 第2接着層
27,28,51,53,55,57 ワイヤボンド
30 QDP
35 第3半導体チップ
37 第4半導体チップ
46 第3接着層
48 第4接着層
70 幅広リードフレーム
72 モールディング領域
80 単位リードフレーム
100,500 半導体パッケージ製造装置
110 ローダ部
120 インデックス・レール
125 吸着ブロック
130 ワイヤボンディング部
132 ボンディングヘッド
132a ボンディング・トランスデューサ
132b ヘッドブロック
134 移送モジュール
134a 移送軸
134b 駆動装置
140 フレーム駆動部
142 回転テーブル
144 フレームローディング・レール
146 固定装置
148 回転装置
148a 回転軸
148b 回転駆動装置
170 アンローダ部
180 反転装置
182 回転軸
184 反転駆動装置
210 半導体チップ
220 ボンディングプローブ
230 導電性ワイヤ
232 ワイヤボンド
510 第1ワイヤボンディング装置
520 第2ワイヤボンディング装置
C 幅広リードフレームの幅中心線
L 幅広リードフレームの長さ
W 幅広リードフレームの幅
WB アタッチヘッドの幅方向への有効移動距離
WI インデックス・レールの幅
Claims (15)
- 第1面とその反対側の第2面とを有し、長手方向及び幅方向に複数の半導体パッケージを製造できる幅広リードフレームを両方向へ移送するインデックス・レールと、
前記インデックス・レールの一端部に連結され、前記インデックス・レールに前記幅広リードフレームを供給するローダ部と、
前記インデックス・レールの前記一端部の反対側端部に連結され、前記幅広リードフレームを前記第1面に対する垂線を中心に回転させるフレーム駆動部と、
前記インデックス・レールに供給された前記幅広リードフレームの幅方向の一側半分に付着された半導体チップと前記幅広リードフレームとをワイヤボンドによって電気的に連結させるためのワイヤボンディング部と、
前記幅広リードフレームを外部に排出するために、前記フレーム駆動部と連結されるアンローディング部を備え、
前記フレーム駆動部は、前記幅広リードフレームの幅方向の他側半分が前記ワイヤボンディング部に隣接して位置するように前記幅広リードフレームを回転させ、前記幅広リードフレームの状態によって選択的に、前記幅広リードフレームをアンローディング部に送るか前記インデックス・レールに再び供給することを特徴とする半導体パッケージ製造装置。 - 前記ワイヤボンディング部は、
前記幅広リードフレームに付着された半導体チップと前記幅広リードフレームとを導電性ワイヤで連結するボンディング・トランスデューサが装着されたボンディングヘッドと、
前記ボンディングヘッドを前記インデックス・レール上に移送する移送モジュールとを備えることを特徴とする請求項1に記載の半導体パッケージ製造装置。 - 前記移送モジュールは、前記ボンディングヘッドを前記インデックス・レールの幅方向に沿って、前記インデックス・レールの幅方向の一端上から少なくとも前記インデックス・レールの幅方向の中心部上まで移動させることを特徴とする請求項2に記載の半導体パッケージ製造装置。
- 前記フレーム駆動部は、前記幅広リードフレームを前記第1面に対する垂線を中心に回転させるために、
前記幅広リードフレームを支持するためのフレームローディング・レールと、
前記フレームローディング・レールを支持する回転テーブルと、
前記第1面に対する垂線の方向に前記回転テーブルと連結された回転軸と、
前記回転軸に回転駆動力を供給する回転駆動装置とを備えることを特徴とする請求項1に記載の半導体パッケージ製造装置。 - 前記フレームローディング・レールは、前記フレーム駆動部によって1個の幅広リードフレームずつ回転するように、前記1個の幅広リードフレームを支持することを特徴とする請求項4に記載の半導体パッケージ製造装置。
- 前記フレーム駆動部は、前記幅広リードフレームを180°回転させることを特徴とする請求項1に記載の半導体パッケージ製造装置。
- 前記ローダ部は、前記インデックス・レールから移送された前記幅広リードフレームを外部に排出するためのアンローディング機能を備えることを特徴とする請求項1に記載の半導体パッケージ製造装置。
- 前記フレーム駆動部は、前記幅広リードフレームの前記第1面と第2面とのうち上方を向く面が下方を向くように、前記幅広リードフレームを反転させる反転装置をさらに具備することを特徴とする請求項1に記載の半導体パッケージ製造装置。
- 第1面とその反対側の第2面とを有し、長手方向及び幅方向に複数の半導体パッケージを製造できる幅広リードフレームを両方向へ移送するインデックス・レールと、前記インデックス・レール上に位置する前記幅広リードフレームの幅方向の一側半分に付着された半導体チップと前記幅広リードフレームをワイヤボンドによって電気的に連結させるためのワイヤボンディング部とをそれぞれ含む第1ワイヤボンディング装置及び第2ワイヤボンディング装置と、
前記第1ワイヤボンディング装置の一端部に連結され、前記第1ワイヤボンディング装置に前記幅広リードフレームを供給するローダ部と、
前記第2ワイヤボンディング装置の一端部に連結され、前記第2ワイヤボンディング装置から前記幅広リードフレームが排出されるアンローダ部と、
前記第1ワイヤボンディング装置及び前記第2ワイヤボンディング装置のそれぞれ前記 一端部の反対側端部間に連結され、前記幅広リードフレームを前記第1面に対する垂線を中心に回転させるフレーム駆動部とを備え、
前記フレーム駆動部は、前記第1ワイヤボンディング装置によってワイヤボンディングが行われない前記幅広リードフレームの幅方向の他側半分が前記第2ワイヤボンディング装置に隣接して位置するように前記幅広リードフレームを回転させることを特徴とする半導体パッケージ製造装置。 - 前記ワイヤボンディング部は、
前記幅広リードフレームに付着された半導体チップと前記幅広リードフレームとを金ワイヤで連結するボンディングヘッドと、
前記ボンディングヘッドを前記インデックス・レール上に移送する移送モジュールとを備えることを特徴とする請求項9に記載の半導体パッケージ製造装置。 - 前記移送モジュールは、前記ボンディングヘッドを前記インデックス・レールの幅方向に沿って、前記インデックス・レールの幅方向の一端上から少なくとも前記インデックス・レールの幅方向の中心部上まで移動させることを特徴とする請求項10に記載の半導体パッケージ製造装置。
- 前記フレーム駆動部は、前記幅広リードフレームの状態によって選択的に、前記幅広リードフレームを前記第1ワイヤボンディング装置、または前記第2ワイヤボンディング装置に供給することを特徴とする請求項9に記載の半導体パッケージ製造装置。
- 前記フレーム駆動部は、前記幅広リードフレームの上方を向く面が下方を向くように、前記幅広リードフレームを反転させる反転装置をさらに具備することを特徴とする請求項12に記載の半導体パッケージ製造装置。
- 複数のダイパッドを有する第1面とその反対側の第2面とを有し、長手方向及び幅方向に複数の半導体パッケージを製造できる幅広リードフレームを前記第1面が上方を向くようにワイヤボンディング部に供給する段階と、
前記ワイヤボンディング部で、前記幅広リードフレームの第1面上で幅方向の一側半分に付着された半導体チップと前記幅広リードフレームとをワイヤボンドによって電気的に連結する第1ワイヤボンディング段階と、
前記第1ワイヤボンディング段階でワイヤボンディングが行われない前記幅広リードフレームの幅方向の他側半分が前記ワイヤボンディング部に隣接して位置するように前記幅広リードフレームを前記第1面に対する垂線を中心に回転させる段階と、
前記ワイヤボンディング部で、前記幅広リードフレームの第1面上で前記幅方向の他側半分に付着された半導体チップと前記幅広リードフレームとをワイヤボンドによって電気的に連結する第2ワイヤボンディング段階とを含むことを特徴とする半導体パッケージ製造方法。 - 前記幅広リードフレームの前記第2面が上方を向くように、前記幅広リードフレームを反転する段階と、
前記ワイヤボンディング部で、前記幅広リードフレームの第2面上で幅方向の一側半分に付着された半導体チップと前記幅広リードフレームとをワイヤボンドによって電気的に連結する第3ワイヤボンディング段階と、
前記第3ワイヤボンディング段階でワイヤボンディングが行われない前記幅広リードフレームの幅方向の他側半分が前記ワイヤボンディング部に隣接して位置するように前記幅広リードフレームを前記第2面に対する垂線を中心に回転させる段階と、
前記ワイヤボンディング部で、前記幅広リードフレームの第2面上で前記幅方向の他側半分に付着された半導体チップと前記幅広リードフレームとをワイヤボンドによって電気的に連結する第4ワイヤボンディング段階とをさらに含むことを特徴とする請求項14に記載の半導体パッケージ製造方法。
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