JP2011023751A - 電子部品内蔵型多層印刷配線基板及びその製造方法 - Google Patents
電子部品内蔵型多層印刷配線基板及びその製造方法 Download PDFInfo
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Abstract
【解決手段】本発明の電子部品内蔵型多層印刷配線基板は、電子部品が内蔵された第1配線基板10と、第1配線基板10の表面に形成された配線パターン12に対応した位置で、絶縁基板34を導電性バンプ32が貫通して形成された中間積層用層30と、導電性バンプ32の位置に対応して表面に配線パターン22が形成された第2配線基板20とを備えていることを特徴とする。
【選択図】図2
Description
3 内層回路
5 キャビティ
7 テープ
9 絶縁層
10 第1配線基板
12、22 配線パターン
14、16 電子部品
20 第2配線基板
28 支持板
30 中間積層用層
32 導電性バンプ
34 絶縁基板
40 ソルダレジスト
Claims (9)
- 電子部品を内蔵した第1配線基板と、
前記第1配線基板に積層され、前記第1配線基板の表面に形成された配線パターンに対応した位置で、絶縁基板を導電性バンプが貫通して形成された中間積層用層と、
前記中間積層用層に積層され、前記導電性バンプの位置に対応して表面に配線パターンが形成された第2配線基板と
を備えたことを特徴とする電子部品内蔵型多層印刷配線基板。 - 前記第2配線基板に電子部品が内蔵されていることを特徴とする請求項1に記載の電子部品内蔵型多層印刷配線基板。
- 前記第1配線基板には一方の側面に電極が結合された複数の電子部品が内蔵され、前記複数の電子部品のうちの少なくとも一つは前記電極が前記第1配線基板の一方の面を向くように内蔵され、前記複数の電子部品のうちの少なくとも他の一つは前記電極が前記第1配線基板の他方の面を向くように内蔵されていることを特徴とする請求項1または請求項2に記載の電子部品内蔵型多層印刷配線基板。
- 前記電極が前記第1配線基板の一方の面を向くように内蔵された電子部品の数と、前記電極が前記第1配線基板の他方の面を向くように内蔵された電子部品の数とが等しいことを特徴とする請求項3に記載の電子部品内蔵型多層印刷配線基板。
- (a)電子部品が内蔵され、表面に配線パターンが形成された第1配線基板及び第2配線基板を製造する段階と、
(b)前記配線パターンの位置に対応させて絶縁基板に導電性バンプを貫通させて中間積層用層を製造する段階と、
(c)前記中間積層用層を介在させて前記第1配線基板に前記第2配線基板を積層する段階と
を含むことを特徴とする電子部品内蔵型多層印刷配線基板の製造方法。 - 前記段階(a)は、
(a1)コア基板の表面に内層回路を形成し、前記コア基板の前記電子部品を内蔵する位置にキャビティ(cavity)を加工する段階と、
(a2)前記コア基板の一方の面にテープを積層し、前記コア基板の他方の面から前記キャビティに前記電子部品を挿入して前記テープに実装する段階と、
(a3)前記コア基板の他方の面に絶縁層を積層し、前記テープを除去した後の前記コア基板の一方の面に絶縁層を積層する段階と、
(a4)前記絶縁層の表面に前記配線パターンを形成する段階と
を含むことを特徴とする請求項5に記載の電子部品内蔵型多層印刷回路基板の製造方法。 - 前記段階(b)は、
(b1)支持板にペーストバンプを印刷して前記導電性バンプを形成する段階と、
(b2)前記導電性バンプが前記絶縁基板を貫通するように前記支持板に前記絶縁基板を積層する段階と、
(b3)前記支持板を除去する段階と
を含むことを特徴とする請求項5または請求項6に記載の電子部品内蔵型多層印刷回路基板の製造方法。 - 前記段階(c)は、
(c1)前記配線パターンと前記導電性バンプとが電気的に接続されるように前記第1配線基板、前記中間積層用層及び前記第2配線基板を整列する段階と、
(c2)前記中間積層用層を介在させて前記第1配線基板と前記第2配線基板とを互いに圧着する段階と、
(c3)前記第1配線基板と前記第2配線基板との表面にソルダレジストを塗布する段階と
を含むことを特徴とする請求項5乃至請求項7のいずれか1項に記載の電子部品内蔵型の多層印刷配線基板の製造方法。 - (a)電子部品が内蔵され、表面に配線パターンが形成された第1配線基板及び第2配線基板を製造する段階と、
(b)前記配線パターンの位置に対応させて前記第1配線基板に導電性ペーストを印刷して導電性バンプを形成する段階と、
(c)前記導電性バンプが絶縁基板を貫通するように前記第1配線基板に前記絶縁基板を積層する段階と、
(d)前記絶縁基板に前記第2配線基板を積層して前記第1配線基板と前記第2配線基板とを前記導電性バンプによって電気的に接続する段階と
を含むことを特徴とする電子部品内蔵型多層印刷配線基板の製造方法。
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JP2010243579A Pending JP2011023751A (ja) | 2006-08-17 | 2010-10-29 | 電子部品内蔵型多層印刷配線基板及びその製造方法 |
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JP (2) | JP2008047917A (ja) |
KR (1) | KR100796523B1 (ja) |
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JP2008047917A (ja) | 2008-02-28 |
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US20080041619A1 (en) | 2008-02-21 |
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