JP2014229855A - 電子部品装置及びその製造方法 - Google Patents
電子部品装置及びその製造方法 Download PDFInfo
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- JP2014229855A JP2014229855A JP2013110634A JP2013110634A JP2014229855A JP 2014229855 A JP2014229855 A JP 2014229855A JP 2013110634 A JP2013110634 A JP 2013110634A JP 2013110634 A JP2013110634 A JP 2013110634A JP 2014229855 A JP2014229855 A JP 2014229855A
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- electronic component
- forming
- frame member
- opening
- connection
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Abstract
【解決手段】中央部に部品接続用パッドP1を備え、中央部の周囲に外部接続用パッドP2を備えた複数の配線層20と、配線層20の上に形成され、部品接続用パッドP1と外部接続用パッドP2とを露出する絶縁層16と、絶縁層16の上に配置され、部品接続用パッドP1が配置された中央部の領域に開口部30aが設けられ、外部接続用パッドP2上に接続ホールHが設けられた枠部材30と、枠部材30の開口部30a内に配置され、部品接続用パッドP1に接続された電子部品40と、枠部材30の開口部30aに形成され、電子部品40を封止する封止樹脂50と、接続ホールH内の外部接続用パッドP2の上に形成された金属接合材60とを含む。
【選択図】図13
Description
金属接合材60は、接続ホールHの底から接続ホールHの高さの途中まで形成される。図10の例では、接続ホールHの高さの半分の位置まで金属接合材60が形成される。
(その他の実施の形態)
図17に示す第1変形例の電子部品装置1aのように、枠部材30の開口部30a内に複数の半導体素子40を横方向に並べて実装してもよい。同一の半導体素子40を横方向に並べてもよいし、CPUとメモリとの組み合わせなどのように、異なる種類の半導体素子を横方向に並べてもよい。また、半導体素子とキャパシタなどの受動素子を横方向に並べて実装してもよい。
Claims (10)
- 中央部に部品接続用パッドを備え、前記中央部の周囲に外部接続用パッドを備えた複数の配線層と、
前記配線層の上に形成され、前記部品接続用パッドと前記外部接続用パッドとを露出する絶縁層と、
前記絶縁層の上に配置され、前記部品接続用パッドが配置された中央部の領域に開口部が設けられ、前記外部接続用パッド上に接続ホールが設けられた枠部材と、
前記枠部材の開口部内に配置され、前記部品接続用パッドに接続された電子部品と、
前記枠部材の開口部に形成され、前記電子部品を封止する封止樹脂と、
前記接続ホール内の前記外部接続用パッドの上に形成された金属接合材と
を有することを特徴とする電子部品装置。 - 前記外部接続用パッドの下に形成された接続端子を有することを特徴とする請求項1に記載の電子部品装置。
- 前記金属接合材は、錫、錫/銀系はんだ、又は錫/銀/銅系はんだであることを特徴とする請求項1又は2に記載の電子部品装置。
- 前記電子部品が前記封止樹脂から露出していることを特徴とする請求項1乃至3のいずれか一項に記載の電子部品装置。
- 中央部に部品接続用パッドを備え、前記中央部の周囲に外部接続用パッドを備えた複数の配線層と、
前記配線層の上に形成され、前記部品接続用パッドと前記外部接続用パッドとを露出する絶縁層と、
前記絶縁層の上に配置され、前記部品接続用パッドが配置された中央部の領域に開口部が設けられ、前記外部接続用パッド上に接続ホールが設けられた枠部材と、
前記枠部材の開口部内に配置され、前記部品接続用パッドに接続された電子部品と、
前記枠部材の開口部に形成され、前記電子部品を封止する封止樹脂と、
前記接続ホール内の前記外部接続用パッドの上に形成された金属接合材と、
前記外部接続用パッドの下に形成された接続端子と
を有する電子部品装置が複数個で積層されて構築され、
下側の前記電子部品装置の金属接合材に上側の前記電子部品装置の接続端子が埋め込まれて接合されていることを特徴とする積層型の電子部品装置。 - 金属板の一方の面に、中央部に部品接続用パッドを備え、前記中央部の周囲に外部接続用パッドを備えた複数の配線層を形成すると共に、前記金属板の他方の面に、前記外部接続用パッドに対応する位置に電極パッドを形成する工程と、
前記配線層の上に絶縁層を形成する工程と、
前記絶縁層の上に、前記部品接続用パッドが配置された中央部の領域に開口部が設けられた枠部材を形成する工程と、
前記外部接続用パッド上の前記絶縁層及び前記枠部材に接続ホールを形成すると共に、前記部品接続用パッド上の前記絶縁層にコンタクトホールを形成する工程と、
前記コンタクトホールを通して前記部品接続用パッドに電子部品の接続電極を接続する工程と、
前記枠部材の開口部に、前記電子部品を封止する封止樹脂を形成する工程と、
前記接続ホールに金属接合材を形成すると共に、前記電極パッドの上にマスク金属層を形成する工程と、
前記マスク金属層をマスクにして前記金属板をエッチングして、接続端子を形成する工程と
を有することを特徴とする電子部品装置の製造方法。 - 前記配線層及び電極パッドを形成する工程は、
前記金属板の一方の面に、第1開口部が設けられた第1レジスト層を形成し、前記金属板の他方の面に、第2開口部が設けられた第2レジスト層を形成する工程と、
電解めっきにより、前記第1開口部に前記配線層を形成すると共に、前記第2開口部に前記電極パッドを形成する工程とを含み、
前記マスク金属層を形成する工程の後に、前記第2レジスト層を除去する工程を有し、
前記金属接合材及びマスク金属層を形成する工程は、電解めっきで行われることを特徴とする請求項6に記載の電子部品装置の製造方法。 - 前記封止樹脂を形成する工程の後に、
前記封止樹脂、前記電子部品及び前記枠部材を削ることにより、前記電子部品を露出させる工程を有することを特徴とする請求項6又は7に記載の電子部品装置の製造方法。 - 前記金属接合材は、錫、錫/銀系はんだ、又は錫/銀/銅系はんだであることを特徴とする請求項6乃至8のいずれか一項に記載の電子部品装置の製造方法。
- 金属板の一方の面に、中央部に部品接続用パッドを備え、前記中央部の周囲に外部接続用パッドを備えた複数の配線層を形成すると共に、前記金属板の他方の面に、前記外部接続用パッドに対応する位置に電極パッドを形成する工程と、
前記配線層の上に絶縁層を形成する工程と、
前記絶縁層の上に、前記部品接続用パッドが配置された中央部の領域に開口部が設けられた枠部材を形成する工程と、
前記外部接続用パッド上の前記絶縁層及び前記枠部材に接続ホールを形成すると共に、前記部品接続用パッド上の前記絶縁層にコンタクトホールを形成する工程と、
前記コンタクトホールを通して前記部品接続用パッドに電子部品の接続電極を接続する工程と、
前記枠部材の開口部に、前記電子部品を封止する封止樹脂を形成する工程と、
前記接続ホールに金属接合材を形成すると共に、前記電極パッドの上にマスク金属層を形成する工程と、
前記マスク金属層をマスクにして前記金属板をエッチングして、接続端子を形成する工程と
を含む製造方法により電子部品装置を複数個用意し、
下側の前記電子部品装置の金属接合材に上側の前記電子部品装置の接続端子を埋め込んで接合することを特徴とする積層型の電子部品装置の製造方法。
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