JP2021521655A - 埋込型半導体パッケージおよびその方法 - Google Patents
埋込型半導体パッケージおよびその方法 Download PDFInfo
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- JP2021521655A JP2021521655A JP2020570019A JP2020570019A JP2021521655A JP 2021521655 A JP2021521655 A JP 2021521655A JP 2020570019 A JP2020570019 A JP 2020570019A JP 2020570019 A JP2020570019 A JP 2020570019A JP 2021521655 A JP2021521655 A JP 2021521655A
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- layer
- core panel
- molding compound
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- semiconductor chip
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Abstract
Description
本出願は、2019年2月26日に出願された米国仮特許出願第62/810,502号明細書に対して、35U.S.C.§119(e)に基づく優先権および利益を主張し、その内容全体は、以下に完全に記載されているかのように参照により本明細書に組み込まれる。
Claims (57)
- 第1の側面と第2の側面とを有するコアパネルであって、前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びるチップ開口を備えるものと、
第1の側面と第2の側面とを有するモールディングコンパウンド層であって、前記第1の側面が、前記コアパネルの前記第1の側面に近接し、前記チップ開口内に少なくとも部分的に延びるものと、
前記チップ開口内に配置され、前記モールディングコンパウンド層内に少なくとも部分的に配置された第1の半導体チップであって、第1の半導体チップが、前記モールディングコンパウンド層に近接する第1の側面と、前記モールディングコンパウンド層に対向し、前記コアパネルの前記第2の側面に近接する第2の側面とを有し、前記第1の半導体チップの前記第2の側面が、電極を有するものと、
前記コアパネルの前記第2の側面に近接し、かつ前記電極に近接して配置された第1の誘電体層と、
前記第1の誘電体層内に配置され、前記電極と電気接続する第1の再配線層と、
前記モールディングコンパウンド層の前記第2の側面に近接して、かつ接触して配置された第2の誘電体層と、
前記第2の誘電体層内に配置され、前記第1の再配線層と電気接続する第2の再配線層とを備える
埋込型半導体パッケージ。 - 前記第1の再配線層と電気接続する第1の端部と、前記第2の再配線層と電気接続する第2の端部とを有する導電性材料をさらに含み、
前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びる第2の開口を備え、
前記導電性材料が、前記第2の開口を貫通する
請求項1に記載の埋込型半導体パッケージ。 - 前記コアパネルがガラス製である
請求項1に記載の埋込型半導体パッケージ。 - 前記ガラスが、約3ppm/℃の熱膨張率を有する
請求項3に記載の埋込型半導体パッケージ。 - 前記ガラスが、約3ppm/℃〜約7ppm/℃の熱膨張率を有する
請求項3に記載の埋込型半導体パッケージ。 - 前記ガラスが、約7ppm/℃〜約10ppm/℃の熱膨張率を有する
請求項3に記載の埋込型半導体パッケージ。 - 前記ガラスが、10ppm/℃を超える熱膨張率を有する
請求項3に記載の埋込型半導体パッケージ。 - 前記コアパネルが、有機積層材料または無機積層材料のうちの少なくとも1つを含む
請求項1に記載の埋込型半導体パッケージ。 - 前記コアパネルが、石英または金属材料のうちの少なくとも1つを含む
請求項1に記載の埋込型半導体パッケージ。 - 前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びる第3の開口を備え、
前記埋込型半導体パッケージが、
前記第3の開口内に配置され、前記モールディングコンパウンド層内に少なくとも部分的に配置された第2の半導体チップであって、前記第2の半導体チップが、前記モールディングコンパウンド層に近接する第1の側面と、前記モールディングコンパウンド層に対向し、前記コアパネルの前記第2の側面に近接する第2の側面とを有し、前記第2の半導体チップの前記第2の側面が、第2の電極を有するものを、さらに備える
請求項1に記載の埋込型半導体パッケージ。 - 前記コアパネルが、100μm未満の厚さを有する
請求項1に記載の埋込型半導体パッケージ。 - 前記コアパネルが、前記第1の半導体チップを覆って延びておらず、
前記埋込型半導体パッケージが、前記コアパネルに平行な追加のコアパネルを含まない
請求項1に記載の埋込型半導体パッケージ。 - 第1の側面と第2の側面とを有するコアパネルであって、前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びるチップ開口を備えるものと、
第1の側面と第2の側面とを有するモールディングコンパウンド層であって、前記第1の側面が、前記コアパネルの前記第1の側面に近接し、前記チップ開口内に延びないものと、
前記チップ開口内に配置された第1の半導体チップであって、前記第1の半導体チップが、前記モールディングコンパウンド層に近接する第1の側面と、前記モールディングコンパウンド層に対向し、前記コアパネルの前記第2の側面に近接する第2の側面とを有し、前記第1の半導体チップの前記第2の側面が、電極を有するものと、
前記コアパネルの前記第2の側面に近接し、かつ前記電極に近接して配置された第1の誘電体層と、
前記第1の誘電体層内に配置され、前記電極と電気接続する第1の再配線層と、
前記モールディングコンパウンド層の前記第2の側面に近接して、かつ接触して配置された第2の誘電体層と、
前記第2の誘電体層内に配置され、前記第1の再配線層と電気接続する第2の再配線層とを備える
埋込型半導体パッケージ。 - 前記第1の半導体チップの前記第1の側面が、前記モールディングコンパウンド層の前記第1の側面に少なくとも部分的に埋め込まれている
請求項13に記載の埋込型半導体パッケージ。 - 前記第1の半導体チップの前記第1の側面が、接着剤を介して前記モールディングコンパウンド層の前記第1の側面に積層されている
請求項13に記載の埋込型半導体パッケージ。 - 前記接着剤がダイアタッチフィルムである
請求項15に記載の埋込型半導体パッケージ。 - 前記第1の再配線層と電気接続する第1の端部と、前記第2の再配線層と電気接続する第2の端部とを有する導電性材料をさらに含み、
前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びる第2の開口を備え、
前記導電性材料が、前記第2の開口を貫通する
請求項13に記載の埋込型半導体パッケージ。 - 前記コアパネルがガラス製である
請求項13に記載の埋込型半導体パッケージ。 - 前記ガラスが、約3ppm/℃の熱膨張率を有する
請求項18に記載の埋込型半導体パッケージ。 - 前記ガラスが、約3ppm/℃〜約7ppm/℃の熱膨張率を有する
請求項18に記載の埋込型半導体パッケージ。 - 前記ガラスが、約7ppm/℃〜約10ppm/℃の熱膨張率を有する
請求項18に記載の埋込型半導体パッケージ。 - 前記ガラスが、10ppm/℃を超える熱膨張率を有する
請求項18に記載の埋込型半導体パッケージ。 - 前記コアパネルが、有機積層材料または無機積層材料のうちの少なくとも1つを含む
請求項13に記載の埋込型半導体パッケージ。 - 前記コアパネルが、石英または金属材料のうちの少なくとも1つを含む
請求項13に記載の埋込型半導体パッケージ。 - 前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びる第3の開口を備え、
前記埋込型半導体パッケージが、
前記第3の開口内に配置された第2の半導体チップであって、前記第2の半導体チップが、前記モールディングコンパウンド層に近接する第1の側面と、前記モールディングコンパウンド層に対向し、前記コアパネルの前記第2の側面に近接する第2の側面とを有し、前記第2の半導体チップの前記第2の側面が、第2の電極を有するものを、さらに備える
請求項13に記載の埋込型半導体パッケージ。 - 前記第2の半導体チップの前記第1の側面が、前記モールディングコンパウンド層の前記第1の側面に少なくとも部分的に埋め込まれている
請求項25に記載の埋込型半導体パッケージ。 - 前記第2の半導体チップの前記第1の側面が、接着剤を介して前記モールディングコンパウンド層の前記第1の側面に積層されている
請求項25に記載の埋込型半導体パッケージ。 - 前記コアパネルが、100μm未満の厚さを有する
請求項13に記載の埋込型半導体パッケージ。 - 前記コアパネルが、前記第1の半導体チップを覆って延びておらず、
前記埋込型半導体パッケージが、前記コアパネルに平行な追加のコアパネルを含まない
請求項13に記載の埋込型半導体パッケージ。 - 第1の側面と第2の側面とを有するコアパネルを作製する工程であって、前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びるチップ開口を備える工程と、
接着剤を用いて、前記コアパネルの前記第1の側面をキャリア層に取り付ける工程と、
前記チップ開口に第1の半導体チップを配置する工程であって、前記第1の半導体チップが、前記キャリア層に近接する電極を有する工程と、
前記コアパネルの前記第2の側面にモールディングコンパウンドを塗布する工程であって、前記モールディングコンパウンドが、前記コアパネルの前記第2の側面を覆ってモールディングコンパウンド層を形成し、前記モールディングコンパウンドが、前記チップ開口内に延びて前記第1の半導体チップをカプセル化する工程と、
前記モールディングコンパウンドを硬化させる工程、
前記コアパネルの前記第1の側面から前記キャリア層と前記接着剤とを取り除く工程、
前記コアパネルの前記第1の側面に誘電体材料の第1の層を適用する工程と、
前記モールディングコンパウンド層に誘電体材料の第2の層を適用する工程と、
前記コアパネルおよび前記モールディングコンパウンド層内に第2の開口を作成する工程であって、前記第2の開口が、誘電体材料の前記第1の層から誘電体材料の前記第2の層まで延びる工程と、
前記第2の開口の壁を金属化する工程と、
誘電体材料の前記第1の層上に第1の再配線層を形成する工程であって、第1の再配線層が、前記電極、および前記金属化壁の第1の端部と電気接続する工程と、
誘電体材料の前記第2の層上に第2の再配線層を形成する工程であって、前記第2の再配線層が、前記金属化壁の第2の端部と電気接続する工程とを含む
埋込型半導体パッケージの製造方法。 - 誘電体材料の第3の層を適用して前記第1の再配線層を覆う工程と、
誘電体材料の第4の層を適用して前記第2の再配線層を覆う工程をさらに含む、
請求項30に記載の方法。 - 前記モールディングコンパウンドを硬化させる工程が、
前記モールディングコンパウンドを第1の温度で硬化させる工程と、
前記モールディングコンパウンドを前記第1の温度で硬化させた後、前記モールディングコンパウンドを第2の温度で硬化させる工程を含み、
前記第1の温度が、前記第2の温度よりも低い
請求項30に記載の方法。 - 前記コアパネルがガラス製である
請求項30に記載の方法。 - 前記ガラスが、約3ppm/℃の熱膨張率を有する
請求項33に記載の方法。 - 前記ガラスが、約3ppm/℃〜約7ppm/℃の熱膨張率を有する
請求項33に記載の方法。 - 前記ガラスが、約7ppm/℃〜約10ppm/℃の熱膨張率を有する
請求項33に記載の方法。 - 前記ガラスが、10ppm/℃を超える熱膨張率を有する
請求項33に記載の方法。 - 前記コアパネルが、有機積層材料または無機積層材料のうちの少なくとも1つを含む
請求項30に記載の方法。 - 前記コアパネルが、石英または金属材料のうちの少なくとも1つを含む
請求項30に記載の方法。 - 前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びる第3の開口を備え、
前記方法が、
前記第3の開口内に第2の半導体チップを配置する工程であって、前記第2の半導体チップが、前記キャリア層に近接する第2の電極を有する工程をさらに含む
請求項30に記載の方法。 - 前記コアパネルが、100μm未満の厚さを有する
請求項30に記載の方法。 - 前記コアパネルが、前記第1の半導体チップを覆って延びておらず、
前記埋込型半導体パッケージが、前記コアパネルに平行な追加のコアパネルを含まない
請求項30に記載の方法。 - 第1の側面と第2の側面とを有するコアパネルを作製する工程であって、前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びるチップ開口を備える工程と、
モールディングコンパウンドの層を作製し、それにより、モールディングコンパウンド層を形成する工程と、
前記モールディングコンパウンド層上に前記コアパネルの前記第1の側面を配置する工程と、
前記モールディングコンパウンドを硬化させる工程と、
前記チップ開口に第1の半導体チップを配置する工程であって、前記第1の半導体チップが、第1の側面と第2の側面とを有し、前記第2の側面が電極を有する工程と、
前記第1の半導体チップの前記第1の側面を前記モールディングコンパウンド層に接着する工程と、
前記コアパネルの前記第2の側面に誘電体材料の第1の層を適用する工程と、
前記モールディングコンパウンド層に誘電体材料の第2の層を適用する工程と、
前記コアパネルおよび前記モールディングコンパウンド層内に第2の開口を作成する工程とであって、前記第2の開口が、誘電体材料の前記第1の層から誘電体材料の前記第2の層まで延びる工程と、
前記第2の開口の壁を金属化する工程と、
誘電体材料の前記第1の層上に第1の再配線層を形成する工程であって、前記第1の再配線層が、前記電極、および前記金属化壁の第1の端部と電気接続する工程と、
誘電体材料の前記第2の層上に第2の再配線層を形成する工程であって、前記第2の再配線層が、前記金属化壁の第2の端部と電気接続する工程とを含む
埋込型半導体パッケージの製造方法。 - 前記第1の半導体チップの前記第1の側面を前記モールディングコンパウンド層に接着する工程が、前記第1の半導体チップの前記第1の側面と前記モールディングコンパウンド層との間にダイアタッチフィルムを配置する工程を含む
請求項43に記載の方法。 - 誘電体材料の第3の層を適用して前記第1の再配線層を覆う工程と、
誘電体材料の第4の層を適用して前記第2の再配線層を覆う工程とをさらに含む
請求項43に記載の方法。 - 前記モールディングコンパウンドを硬化させる工程が、
前記モールディングコンパウンドを第1の温度で硬化させる工程と、
前記モールディングコンパウンドを前記第1の温度で硬化させた後、前記モールディングコンパウンドを第2の温度で硬化させる工程とを含み、
前記第1の温度が、前記第2の温度よりも低い
請求項43に記載の方法。 - 前記コアパネルがガラス製である
請求項43に記載の方法。 - 前記ガラスが、約3ppm/℃の熱膨張率を有する
請求項47に記載の方法。 - 前記ガラスが、約3ppm/℃〜約7ppm/℃の熱膨張率を有する
請求項47に記載の方法。 - 前記ガラスが、約7ppm/℃〜約10ppm/℃の熱膨張率を有する
請求項47に記載の方法。 - 前記ガラスが、10ppm/℃を超える熱膨張率を有する
請求項47に記載の方法。 - 前記コアパネルが、有機積層材料または無機積層材料のうちの少なくとも1つを含む
請求項43に記載の方法。 - 前記コアパネルが、石英または金属材料のうちの少なくとも1つを含む
請求項43に記載の方法。 - 前記コアパネルが、前記コアパネルの前記第1の側面から前記第2の側面まで延びる第3の開口を備え、
前記方法が、
前記第3の開口内に第2の半導体チップを配置する工程であって、前記第2の半導体チップが、第1の側面と第2の側面とを有し、前記第2の側面が第2の電極を有する工程と、
前記第2の半導体チップの前記第1の側面を前記モールディングコンパウンド層に接着する工程をさらに含む
請求項43に記載の方法。 - 前記第2の半導体チップの前記第1の側面を前記モールディングコンパウンド層に接着する工程が、前記第2の半導体チップの前記第1の側面と前記モールディングコンパウンド層との間にダイアタッチフィルムを配置する工程を含む
請求項54に記載の方法。 - 前記コアパネルが、100μm未満の厚さを有する
請求項43に記載の方法。 - 前記コアパネルが、前記第1の半導体チップを覆って延びておらず、
前記埋込型半導体パッケージが、前記コアパネルに平行な追加のコアパネルを含まない
請求項43に記載の方法。
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TWI718011B (zh) | 2021-02-01 |
KR20220011613A (ko) | 2022-01-28 |
US20240321703A1 (en) | 2024-09-26 |
JP6942310B2 (ja) | 2021-09-29 |
US20220230948A1 (en) | 2022-07-21 |
WO2020176559A1 (en) | 2020-09-03 |
US12027453B2 (en) | 2024-07-02 |
CN113767468A (zh) | 2021-12-07 |
TW202032735A (zh) | 2020-09-01 |
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