JP2008205111A - 配線基板および半導体装置、配線基板の製造方法 - Google Patents
配線基板および半導体装置、配線基板の製造方法 Download PDFInfo
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- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- AOWKSNWVBZGMTJ-UHFFFAOYSA-N calcium titanate Chemical compound [Ca+2].[O-][Ti]([O-])=O AOWKSNWVBZGMTJ-UHFFFAOYSA-N 0.000 description 1
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- GWWPLLOVYSCJIO-UHFFFAOYSA-N dialuminum;calcium;disilicate Chemical compound [Al+3].[Al+3].[Ca+2].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] GWWPLLOVYSCJIO-UHFFFAOYSA-N 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052634 enstatite Inorganic materials 0.000 description 1
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- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- BBCCCLINBSELLX-UHFFFAOYSA-N magnesium;dihydroxy(oxo)silane Chemical compound [Mg+2].O[Si](O)=O BBCCCLINBSELLX-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- 229910052596 spinel Inorganic materials 0.000 description 1
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- 229910001720 Åkermanite Inorganic materials 0.000 description 1
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- H05K3/46—Manufacturing multilayer circuits
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Abstract
【解決手段】配線基板の製造方法は、樹脂プリプレグ中にビアホールを形成する工程と、
前記ビアホール中に導電性ビアプラグを、金属粒子のエアロゾルデポジションプロセスにより形成する工程と、を含むことを特徴とする。
【選択図】図2E
Description
図1を参照するに、前記エアロゾルデポジション装置60はメカニカルブースタポンプ62および真空ポンプ62Aにより真空排気される処理容器61を備えており、前記処理容器61中には、ステージ61A上に被処理基板Wが、X−Yステージ駆動機構61aおよびZステージ駆動機構61bによりX−Y−Z―θ方向に駆動自在に保持される。
[第2の実施形態]
[第3の実施形態]
[第4の実施形態]
11A〜11F,22A,22C,32A,32C,44A,44C,82A,82B,92A,92B,101A〜101F,101G,101H,120a,121a,122a,123a Cu配線パターン
12,72,82,92 樹脂プリプレグ(ビルドアップ層)
12A〜12C,72A〜72C ビアホール
13,73A,73B 保護膜
14A〜14C、74A〜74C,84A,84C,94A,94C,121b,122b,123b Cuビアプラグ
60 エアロゾルデポジション装置
61 処理容器
61A ステージ
61B ノズル
61a X−Yステージ駆動機構
61b Zステージ駆動機構
61c ジェット
62 メカニカルブースタポンプ
63 原料容器
63A 振動台
64 高圧ガス源
71 基体
120 コアレス多層配線基板
120A,120B セラミック層
120Ah,120Bh 開口部
120D,120E 電極
120R 樹脂積層体
130 半導体チップ
131 バンプ
140 半導体装置
Claims (9)
- 一又は複数の樹脂層を含む配線基板であって、
前記各々の樹脂層中には、その上面から下面まで貫通するビアホールが形成されており、
前記ビアホール中には、金属粒子よりなるビアプラグが形成されており、
前記金属粒子の各々は、前記樹脂層の面に略平行に、扁平な形状を有することを特徴とする配線基板。 - 前記金属粒子は、10〜100,000nmの範囲の粒径を有することを特徴とする請求項1記載の配線基板。
- 前記金属粒子は、Au,Ag,Cu,Pt,Al、あるいはこれらの元素を含む合金よりなることを特徴とする請求項1または2記載の配線基板。
- 前記各々の樹脂層は、その上面および/または下面に、前記ビアプラグに電気的に接続された配線パターンを担持することを特徴とする請求項1〜3のうち、いずれか一項記載の配線基板。
- 配線基板と、
前記配線基板上に実装された半導体チップとよりなる半導体装置であって、
前記配線基板は、一又は複数の樹脂層を含み、
前記各々の樹脂層中には、その上面から下面まで貫通するビアホールが形成されており、
前記ビアホール中には、金属粒子よりなるビアプラグが形成されており、
前記金属粒子の各々は、前記樹脂層の面に略平行に、扁平な形状を有することを特徴とする半導体装置。 - 樹脂プリプレグ中にビアホールを形成する工程と、
前記ビアホール中に導電性ビアプラグを、金属粒子のエアロゾルデポジションプロセスにより形成する工程と、
を含むことを特徴とする配線基板の製造方法。 - 前記エアロゾルデポジションプロセスは、前記金属粒子のエアロゾルを乾燥雰囲気中において発生させる工程と、前記金属粒子のエアロゾルを前記ビアホール中に、前記乾燥キャリアガスのジェットとして噴射し、前記ビアホール中において前記金属粒子に衝撃活性化を誘起する工程とよりなることを特徴とする請求項6記載の配線基板の製造方法。
- 前記ビアホールを形成する工程は、前記プリプレグ上に保護膜を形成する工程と、前記プリプレグ中にレーザビームを、前記保護膜を介して照射し、前記ビアホールを、前記保護膜および前記プリプレグを貫通して形成する工程を含み、前記金属粒子のエアロゾルデポジションプロセスは、前記保護膜をマスクに実行されることを特徴とする付記6または7記載の配線基板の製造方法。
- さらに前記導電性ビアプラグを形成された樹脂プリプレグを、導電性ビアプラグを形成された他の樹脂プリプレグ上に積層して樹脂積層体を形成する工程と、前記樹脂積層体を圧縮および加熱して硬化させる工程を含むことを特徴とする請求項6〜8のうち、いずれか一項記載の配線基板の製造方法。
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