JP6570924B2 - 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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- JP6570924B2 JP6570924B2 JP2015170266A JP2015170266A JP6570924B2 JP 6570924 B2 JP6570924 B2 JP 6570924B2 JP 2015170266 A JP2015170266 A JP 2015170266A JP 2015170266 A JP2015170266 A JP 2015170266A JP 6570924 B2 JP6570924 B2 JP 6570924B2
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- layer
- wiring
- wiring board
- electronic component
- solder resist
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- H01L24/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L2924/35—Mechanical effects
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- H01L2924/3511—Warping
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- H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]
- H05K1/185—Components encapsulated in the insulating substrate of the printed circuit or incorporated in internal layers of a multilayer circuit
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- H05K2201/04—Assemblies of printed circuits
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- H—ELECTRICITY
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- H05K3/22—Secondary treatment of printed circuits
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
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Description
図2〜図22は実施形態の電子部品装置の製造方法を説明するための図、図23〜25は実施形態の電子部品装置を示す図である。以下、電子部品装置の製造方法を説明しながら、電子部品装置の構造について説明する。
Claims (10)
- 下側配線基板と、
前記下側配線基板上に接続された電子部品と、
前記下側配線基板及び電子部品の上方に配置された上側配線基板と、
前記下側配線基板と前記上側配線基板とを接続するバンプ導体と、
前記下側配線基板と前記上側配線基板との間に充填され、前記電子部品を封止する封止樹脂と、
を有し、
前記上側配線基板は、
部品対応領域と、前記部品対応領域の周縁部と、が設けられた下面を有する第1絶縁層と、
前記第1絶縁層の下面に設けられた第1パッドを有する第1配線層と、
前記第1配線層を被覆して前記第1絶縁層の下面に設けられ、且つ、前記第1パッドを露出する開口部が設けられた第1ソルダレジスト層と、
を有し、
前記第1パッドに前記バンプ導体が接続され、
前記部品対応領域の周縁部に前記第1配線層と前記第1ソルダレジスト層とが設けられ、
前記部品対応領域の全体が前記第1配線層及び前記第1ソルダレジスト層から露出し、
前記部品対応領域が前記電子部品の上面と対向していることを特徴とする電子部品装置。 - 前記上側配線基板は、
前記第1絶縁層の上面に形成された第2配線層と、前記第1絶縁層に形成され、前記第2配線層に到達するビアホールとを含み、
前記上側配線基板の第1配線層は、前記ビアホールを介して前記第2配線層に接続されていることを特徴とする請求項1に記載の電子部品装置。 - 前記バンプ導体は、導電性ボール又は金属ポスト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。
- 前記下側配線基板は、
部品搭載領域と、前記部品搭載領域の周縁部と、が設けられた上面を有する第2絶縁層と、
前記第2絶縁層の上面に設けられた第2パッドを有する第3配線層と、
前記第3配線層を被覆して前記第2絶縁層の上面に設けられ、且つ、前記第2パッドを露出する開口部が設けられた第2ソルダレジスト層と、
を有し、
前記第2パッドに前記バンプ導体が接続され、
前記部品搭載領域の周縁部に前記第3配線層と前記第2ソルダレジスト層とが設けられ、
前記部品搭載領域に前記第3配線層が設けられ、
前記部品対応領域の全体と前記部品搭載領域に設けられた前記第3配線層の全体とが前記第2ソルダレジスト層から露出し、
前記部品搭載領域に設けられた前記第3配線層に前記電子部品が接続され、
前記部品搭載領域が前記部品対応領域と対向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。 - 前記第1ソルダレジスト層が感光性樹脂からなることを特徴とする請求項1乃至4のいずれか一項に記載の電子部品装置。
- 下側配線基板上に電子部品を接続する工程と、
上側配線基板を用意する工程と、
上側配線基板を前記電子部品の上方に配置し、バンプ導体を介して前記下側配線基板と前記上側配線基板とを接続する工程と、
前記下側配線基板と前記上側配線基板との間に、前記電子部品を封止する封止樹脂を充填する工程と、
を有し、
前記上側配線基板は、
部品対応領域と、前記部品対応領域の周縁部と、が設けられた下面を有する第1絶縁層と、
前記第1絶縁層の下面に設けられた第1パッドを有する第1配線層と、
前記第1配線層を被覆して前記第1絶縁層の下面に設けられ、且つ、前記第1パッドを露出する開口部が設けられた第1ソルダレジスト層と、
を有し、
前記バンプ導体は前記第1パッドに接続し、
前記部品対応領域の周縁部に前記第1配線層と前記第1ソルダレジスト層とを設け、
前記部品対応領域の全体を前記第1配線層及び前記第1ソルダレジスト層から露出させ、
前記部品対応領域を前記電子部品の上面と対向させることを特徴とする電子部品装置の製造方法。 - 前記上側配線基板を用意する工程は、
前記第1絶縁層の下面の全体に前記第1配線層を形成する工程と、
前記第1絶縁層の下面の全体に前記第1配線層を被覆する前記第1ソルダレジスト層を形成する工程と、
フォトリソグラフィにより、前記第1ソルダレジスト層に前記開口部を形成すると共に、前記第1ソルダレジスト層から前記部品対応領域の全体と前記部品対応領域に配置された前記第1配線層とを露出させる工程と、
ウェットエッチングにより、前記部品対応領域に配置された前記第1配線層を除去する工程と、
を含む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。 - 前記上側配線基板を用意する工程は、
前記第1絶縁層の下面の前記周縁部に前記第1配線層を形成する工程と、
前記第1絶縁層の下面の全体に前記第1配線層を被覆する前記第1ソルダレジスト層を形成する工程と、
フォトリソグラフィにより、前記第1ソルダレジスト層に前記開口部を形成すると共に、前記第1ソルダレジスト層から前記部品対応領域の全体を露出させる工程と、
を含む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。 - 前記上側配線基板を用意する工程において、
前記第1絶縁層の上面に第2配線層が形成され、前記第1絶縁層に前記第2配線層に到達するビアホールが形成されており、
前記第1配線層は前記ビアホールを介して前記第2配線層に接続されることを特徴とする請求項7又は8に記載の電子部品装置の製造方法。 - 前記下側配線基板上に前記電子部品を接続する工程の前に、前記下側配線基板を用意する工程を有し、
前記下側配線基板を用意する工程は、
部品搭載領域と、前記部品搭載領域の周縁部と、が設けられた上面を有する第2絶縁層を形成する工程と、
第2パッドを有する第3配線層を前記第2絶縁層の上面に設ける工程と、
前記第3配線層を被覆し、且つ、前記第2パッドを露出する開口部が設けられた第2ソルダレジスト層を前記第2絶縁層の上面に設ける工程と、
を有し、
前記第2パッドに前記バンプ導体を接続し、
前記部品搭載領域と前記部品搭載領域の周縁部とに前記第3配線層を設け、
前記部品搭載領域に前記第2ソルダレジスト層を設け、
前記部品対応領域の全体と前記部品搭載領域に設けられた前記第3配線層とを前記第2ソルダレジスト層から露出させ、
前記部品搭載領域に設けられた前記第3配線層に前記電子部品を接続し、
前記部品搭載領域を前記部品対応領域と対向させることを特徴とする請求項6乃至9のいずれか一項に記載の電子部品装置の製造方法。
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