JP5154516B2 - 太陽電池モジュール及び太陽電池モジュールの製造方法 - Google Patents
太陽電池モジュール及び太陽電池モジュールの製造方法 Download PDFInfo
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- JP5154516B2 JP5154516B2 JP2009154168A JP2009154168A JP5154516B2 JP 5154516 B2 JP5154516 B2 JP 5154516B2 JP 2009154168 A JP2009154168 A JP 2009154168A JP 2009154168 A JP2009154168 A JP 2009154168A JP 5154516 B2 JP5154516 B2 JP 5154516B2
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- solar cell
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Description
2 インターポーザ
3 インターポーザ接続端子
4 半導体チップ
4’ 裏面
5 Agペースト(銀ペースト、導電性ダイボンド材)
6 封止樹脂
7 ソルダーレジスト
9 塗布領域(第1の領域)
10 領域(第2の領域)
11 太陽電池モジュール
12 太陽電池セル
13 モジュール基板
14 実装電極
15 焼結材
16 接続部
17 p−層
18 アルミニウム
19 n+層
20 p+層
21 携帯電話
22 操作面
23 画面
24 支点
25 カメラ
26 バッテリー蓋
27 チップ搭載領域
28 直列接続用引き出し線
29 ワイヤボンディング用パッド
30 陰極用ビア
31 陽極用ビア
I 電流源
L 負荷
R1 電流等価抵抗
R2 直列抵抗
32 半導体パッケージ
33 インターポーザ
34 基板配線部
35 半導体チップ
36 裏面電極(電極)
36a 裏面電極部(第1の領域)
36b 裏面電極部(第2の領域)
36c オーバーラップ部
37 ダイボンド材
38 クリアランス
38a,38b 領域
39 封止樹脂
Claims (16)
- 受光面と裏面との両面に電極を備える半導体チップからなる太陽電池セルと、前記太陽電池セルを搭載するインターポーザと、前記インターポーザ上にあって前記太陽電池セルを覆う封止樹脂を備え、前記インターポーザが実装基板に電気的に接続されて実装される太陽電池モジュールであって、
前記太陽電池セルの裏面の電極と前記インターポーザとは、導電性接着剤で接続されており、
前記太陽電池セルと前記インターポーザとの間には、前記裏面の電極が前記導電性接着剤により接続された第1の領域と、前記封止樹脂が存在する第2の領域とが形成されており、
前記太陽電池セルの前記受光面に、前記太陽電池セルと前記インターポーザとを電気的に接続するための接続部を備え、
前記インターポーザと前記接続部とはワイヤボンディングにより接続されていることを特徴とする太陽電池モジュール。 - 前記太陽電池セルにおける前記接続部が形成された部分の下部に、前記導電性接着剤が形成されていることを特徴とする請求項1に記載の太陽電池モジュール。
- 前記封止樹脂は、光を透過するものであることを特徴とする請求項1または2に記載の太陽電池モジュール。
- 前記封止樹脂は、エポキシ系の樹脂またはアクリル系の樹脂であることを特徴とする請求項3に記載の太陽電池モジュール。
- 前記導電性接着剤は、銀ペーストであることを特徴とする請求項1〜4のいずれか1項に記載の太陽電池モジュール。
- 前記太陽電池セルの厚みは、0.25ミリメートル以下であることを特徴とする請求項1〜5のいずれか1項に記載の太陽電池モジュール。
- 前記太陽電池セル上の前記封止樹脂の厚みを前記太陽電池セルの厚みで除して求められる比は、1以上2以下であることを特徴とする請求項6に記載の太陽電池モジュール。
- 前記第1の領域の面積を前記第2の領域の面積で除して求められる面積比は、1/4以上3/2以下であることを特徴とする請求項1〜7のいずれか1項に記載の太陽電池モジュール。
- 受光面と裏面との両面に電極を備える半導体チップからなる太陽電池セルと、前記太陽電池セルを搭載するインターポーザと、前記インターポーザ上にあって前記太陽電池セルを覆う封止樹脂を備え、前記インターポーザが実装基板に電気的に接続されて実装される太陽電池モジュールの製造方法であって、
前記インターポーザの、前記太陽電池セルを搭載する領域の、第1の領域に、導電性接着剤を供給する工程と、
前記導電性接着剤が供給された上に、前記太陽電池セルを搭載する工程と、
前記導電性接着剤を硬化し、前記インターポーザと前記太陽電池セルの裏面の電極とを接続する工程と、
前記インターポーザ上に、トランスファーモールド法あるいはポッティング法あるいは印刷法により、前記封止樹脂を供給すると共に、前記太陽電池セルを搭載する領域の、前記導電性接着剤を供給しない第2の領域にも前記封止樹脂を供給する工程とを含み、
前記太陽電池セルは、前記受光面に、前記太陽電池セルと前記インターポーザとを電気的に接続するための接続部を備え、
前記インターポーザと前記接続部とはワイヤボンディングにより接続されていることを特徴とする、太陽電池モジュールの製造方法。 - 前記太陽電池セルにおける前記接続部が形成された部分の下部付近で、前記導電性接着剤が前記太陽電池セルの短辺方向に広がって形成されていることを特徴とする請求項9に記載の太陽電池モジュールの製造方法。
- 前記封止樹脂は、光を透過するものであることを特徴とする請求項9または10に記載の太陽電池モジュールの製造方法。
- 前記封止樹脂は、エポキシ系の樹脂またはアクリル系の樹脂であることを特徴とする請求項11に記載の太陽電池モジュールの製造方法。
- 前記導電性接着剤は、銀ペーストであることを特徴とする請求項9〜12のいずれか1項に記載の太陽電池モジュールの製造方法。
- 前記太陽電池セルの厚みは、0.25ミリメートル以下であることを特徴とする請求項9〜12のいずれか1項に記載の太陽電池モジュールの製造方法。
- 前記太陽電池セル上の前記封止樹脂の厚みを前記太陽電池セルの厚みで除して求められる比は、1以上2以下であることを特徴とする請求項14に記載の太陽電池モジュールの製造方法。
- 前記第1の領域の面積を前記第2の領域の面積で除して求められる面積比は、1/4以上3/2以下であることを特徴とする請求項9〜15のいずれか1項に記載の太陽電池モジュールの製造方法。
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US12/783,283 US20100294358A1 (en) | 2009-05-22 | 2010-05-19 | Semiconductor package |
CN2010101817327A CN101894825B (zh) | 2009-05-22 | 2010-05-20 | 半导体封装 |
KR1020100047442A KR101172587B1 (ko) | 2009-05-22 | 2010-05-20 | 반도체 패키지 |
KR1020110108528A KR101115930B1 (ko) | 2009-05-22 | 2011-10-24 | 반도체 패키지 |
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KR101115930B1 (ko) | 2012-02-13 |
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US20100294358A1 (en) | 2010-11-25 |
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