WO2013038468A1 - 部品内蔵基板の製造方法及びこれを用いた部品内蔵基板 - Google Patents
部品内蔵基板の製造方法及びこれを用いた部品内蔵基板 Download PDFInfo
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- WO2013038468A1 WO2013038468A1 PCT/JP2011/070701 JP2011070701W WO2013038468A1 WO 2013038468 A1 WO2013038468 A1 WO 2013038468A1 JP 2011070701 W JP2011070701 W JP 2011070701W WO 2013038468 A1 WO2013038468 A1 WO 2013038468A1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/065—Hermetically-sealed casings sealed by encapsulation, e.g. waterproof resin forming an integral casing, injection moulding
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- 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
- H05K1/188—Components encapsulated in the insulating substrate of the printed circuit or incorporated in internal layers of a multilayer circuit manufactured by mounting on or attaching to a structure having a conductive layer, e.g. a metal foil, such that the terminals of the component are connected to or adjacent to the conductive layer before embedding, and by using the conductive layer, which is patterned after embedding, at least partially for connecting the component
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/046—Surface mounting
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10431—Details of mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10636—Leadless chip, e.g. chip capacitor or resistor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/06—Lamination
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- 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
- H05K3/4602—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
- Y10T156/1056—Perforating lamina
- Y10T156/1057—Subsequent to assembly of laminae
Definitions
- the present invention relates to a method for manufacturing a component built-in substrate and a component built-in substrate using the same.
- a component-embedded substrate there are various methods for manufacturing a component-embedded substrate (see, for example, Patent Document 1).
- an adhesive layer is formed on a copper foil by a dispenser or a printing method, a component to be incorporated is mounted thereon, the adhesive layer is cured, and the component is fixed.
- the component is embedded in the insulating base material by a laminating press, and a via that reaches the terminal of the component from the outside is formed by laser processing.
- the via is plated to form a conductive via so as to be electrically connected to the terminal.
- voids may be generated inside the adhesive layer.
- This void may expand in the subsequent reflow process, cause peeling, or cause a short circuit.
- the occurrence of voids becomes significant. The large number of such voids affects the formability of conductive vias, connection reliability, or insulation.
- the present invention is based on the above prior art, and can prevent the occurrence of voids in the adhesive layer, and can surely prevent the occurrence of voids even if the component to be built in has an uneven shape.
- An object of the present invention is to provide a method for manufacturing a component-embedded substrate and a component-embedded substrate using the same.
- a method for manufacturing a component-embedded substrate comprising: an adhesive layer forming step of forming an adhesive layer on a metal layer formed on a support plate; and a component mounting step of mounting an electrical or electronic component on the adhesive layer.
- the component is formed of a component main body and a protruding portion protruding to the adhesive layer side of the component main body, and the adhesive layer formed in the adhesive layer forming step is at least the first and second adhesive bodies.
- the first adhesive body is formed only at a position corresponding to the protruding portion, and the second adhesive body corresponds to the entire surface of the component on the adhesive layer side after the first adhesive body is cured.
- the position where the first adhesive body is formed is a convex portion, and the position where only the second adhesive body is formed is a concave portion whose height is lower than that of the convex portion.
- the protrusion is attached to the first adhesive.
- the first adhesive body and the second adhesive body are formed of the same material.
- the first adhesive body and the second adhesive body are formed of different materials.
- the present invention further provides a laminate in which the protruding portion is a terminal and is performed after the component mounting step, and an insulating base material to be an insulating layer is stacked on the component, and the component is embedded in the insulating base material.
- the support plate used in the adhesive layer forming step is an aluminum plate, and the metal layer is a copper foil attached to the aluminum plate.
- the support plate used in the adhesive layer forming step is stainless steel, and the metal layer is a copper plating foil deposited on the stainless steel.
- a plurality of either or both of a semiconductor component having a plurality of electrodes and a passive component having a plurality of electrodes are mounted in the component mounting step.
- a conductive circuit in addition to the insulating layer, a conductive circuit, a conductive via, a conductive through hole, or a circuit board having a combination of these is disposed on the side of the component, and the via forming step Then, a connection via for electrically connecting the conductive layer and the circuit board is formed.
- connection via formed in the via formation step is a filled via.
- connection by the connection via formed in the via formation step has an any layer structure.
- connection via is formed to have a diameter equal to or larger than the via.
- the insulating base layer is formed by curing the insulating base, the component embedded in the insulating layer and bonded to the metal layer via the adhesive layer, and the surface of the insulating layer.
- the conductive pattern, the adhesive layer in which the first adhesive body is formed at a position corresponding to the terminal, the conductive layer and the terminal to electrically connect the metal layer and the terminal There is also provided a component-embedded substrate comprising a conductive via penetrating an adhesive layer and having the plating deposited on the via.
- the first and second adhesive bodies are formed of an epoxy resin or a polyimide resin.
- the total thickness of the first and second adhesive bodies is 10 ⁇ m to 120 ⁇ m.
- the glass transition temperature of the first adhesive body is 40 ° C. to 200 ° C. (TMA method), and the glass transition temperature of the second adhesive body is equal to or higher than the glass transition temperature of the first adhesive portion. And it is in the range of 40 ° C. to 200 ° C. (TMA method).
- the thickness of the first adhesive body is 5 ⁇ m to 60 ⁇ m
- the thickness of the second adhesive body is 5 ⁇ m to 60 ⁇ m.
- the first adhesive body is formed and cured in advance in a position corresponding to the protruding portion of the component in the adhesive layer forming step, and the protruding portion of the component is formed on the first adhesive body in the component mounting step. Since the component is mounted in accordance with the position, when the protruding portion and the first adhesive body abut each other, the second adhesive body between them is swept away and flows to a portion other than the protruding portion of the component. Therefore, the second adhesive body spreads over the part of the part body that is recessed with respect to the protruding part of the part, and as a result, it can be prevented that voids are generated in the adhesive layer.
- a third adhesive body or the like may be used to make the adhesive layer have a structure of three or more layers. This is determined by appropriately setting the number of times of printing and curing of the adhesive body according to the shape of the part and the application amount of the adhesive body.
- the adhesive layer has a convex portion by the first adhesive body. It will be. For this reason, an adhesive layer will have a convex part and a recessed part, and will protrude the protrusion part of components with respect to this convex part. Accordingly, at this time, the second adhesive body surely flows into the concave portion by being pushed away by the convex portion and the protruding portion. Since the concave portion corresponds to a concave portion other than the projecting portion of the component, the second adhesive body can be reliably flowed during this period to prevent generation of voids.
- the present invention it is important to form the first adhesive body cured on the adhesive layer at a position corresponding to the protruding portion of the component, and since the first adhesive body is cured, the first adhesive body collides with the protruding portion. As a result, the second adhesive body is pushed away and flows. This flow is used to surely prevent voids. Therefore, the convex portion of the adhesive layer and the protruding portion of the component are abutted, and the concave portion of the adhesive layer is made to correspond to the concave portion of the component.
- first adhesive body and the second adhesive body may be either the same material or different materials. This can be appropriately selected in consideration of cost, applicability, adhesion, insulation, and the like. Moreover, it has been confirmed that the effect of reducing voids can be obtained even when the same material is used.
- the insulating base material a material having a thermal expansion coefficient close to that of the component is preferably used. As a result, the behavior of the insulating substrate in a high-temperature environment can be brought close to that of the component, and it is possible to reduce the load caused by heat, such as internal stress, and to improve the connection reliability more effectively. Can do.
- the conductive via is formed from the adhesive layer which is the component mounting surface. That is, it is possible to make all the conductive via depths from the conductor pattern to the component regardless of the height of the component. Therefore, processing for forming vias is facilitated, and the formability for each via becomes uniform, so that stable connection reliability can be obtained.
- an adhesive layer forming step is performed as shown in FIGS.
- a substrate in which a metal layer 12 is formed on a support plate 11 is prepared.
- the support plate 11 has a degree of rigidity required for process conditions.
- the support plate 11 is formed of a rigid SUS (stainless steel) plate or aluminum plate as a support base material.
- the metal layer 12 is formed by depositing a copper plating foil having a predetermined thickness.
- the metal layer 12 is formed by attaching a copper foil if the support plate 11 is an aluminum plate.
- the 1st adhesive body 10a is apply
- the second adhesive body 10a is also applied by a dispenser, printing, or the like.
- about 5 ⁇ m to 60 ⁇ m is preferable in one application. That is, the thickness of the first and second adhesive portions is preferably 5 ⁇ m to 60 ⁇ m, and the thickness of the formed adhesive layer 10 is not limited, but is optimally about 10 ⁇ m to 120 ⁇ m.
- each contact bonding layer 10 can be arrange
- the first adhesive body 10a and the second adhesive body 10b are both formed of an epoxy or polyimide resin.
- the adhesive layer 10 is formed of the first adhesive body 10a and the second adhesive body 10b.
- the 1st adhesive body 10a and the 2nd adhesive body 10b may be formed with the same material, and may be formed with a different material. This can be appropriately selected in consideration of cost, applicability, adhesion, insulation, and the like. Moreover, it has been confirmed that the effect of reducing voids can be obtained even when the same material is used.
- an electrical or electronic component 3 used for applying the method for manufacturing a component-embedded substrate according to the present invention includes a component main body 3a and a protruding portion protruding from the component main body 3a.
- 3b terminal 4 in the illustrated example
- the component 3 to be incorporated has a portion protruding toward the adhesive layer 10 side.
- the first adhesive body 10a described above is formed only at a position corresponding to the protruding portion (terminal 4).
- the second adhesive body 10b described above is formed at a position corresponding to the entire surface of the component 3 on the adhesive layer 10 side after the first adhesive body 10a is cured.
- a component mounting process for mounting the component 3 on the adhesive layer 10 is performed.
- the component 3 is moved in the direction of arrow D as shown in FIG.
- the component 3 is mounted with the protrusion 3b aligned with the position of the first adhesive body 10a.
- the first adhesive body 10a is formed in advance in a position corresponding to the protruding portion 3b of the component in the adhesive layer forming step and cured, and the protruding portion 3b of the component 3 is first bonded in the component mounting step. Since the component is mounted in accordance with the position of the body 10a, when the protruding portion 3b and the first adhesive body 10a are abutted, the second adhesive body 10b between them is swept away and the protruding portion of the component 3 Other than the part (in the component main body 3a, the part 3c recessed with respect to the protruding part 3b (terminal 4)).
- the second adhesive body 10b spreads over the portion 3c that is recessed with respect to the protruding portion 3b of the component 3, and as a result, the occurrence of voids in the adhesive layer 10 can be prevented.
- the generation of voids can be reliably prevented.
- the adhesive layer 10 can be spread to suppress the generation of voids.
- the adhesive layer 10 is formed of a plurality of adhesive bodies 10a and 10b, the application amount of the adhesive body per time can be reduced, which also contributes to the reduction of voids.
- Such a small coating amount enables the formation of a stable adhesive layer 10 and enables the adhesive layer 10 as a whole to form a stable and accurate film thickness.
- the adhesive layer 10 may further have a structure of three or more layers using a third adhesive body or the like. This is determined by appropriately setting the number of times of printing and curing of the adhesive body according to the shape of the component 3 and the application amount of the adhesive body.
- the adhesive layer 10 is formed as a convex portion 5 with a portion where the first adhesive body 10 a is formed protruding upward, and a portion formed only with the second adhesive body 10 b is a concave portion. 8 is formed. This is because the second adhesive body 10b is applied from above the first adhesive body 10a cured using a dispenser, printing, or the like.
- the adhesive layer 10 has the convex portion 5 by the first adhesive body 10a.
- the adhesive layer 10 has the convex portion 5 and the concave portion 8, and the protruding portion 3 b of the component 3 is abutted against the convex portion 5. Therefore, at this time, the second adhesive body 10b surely flows into the concave portion 8 by being pushed away by the convex portion 5 and the protruding portion 3b. Since the recessed portion 8 corresponds to the recessed portion 3c other than the projecting portion of the component, the second adhesive body 10b can be surely flowed during this period to prevent generation of voids.
- the first adhesive body 10a cured on the adhesive layer 10 at a position corresponding to the protruding portion 3b of the component 3, and the first adhesive body 10a is cured.
- the second adhesive body 10b is swept away and flows by abutting against the protruding portion 3b. This flow is used to surely prevent voids. Therefore, the convex portion 5 of the adhesive layer 10 and the protruding portion 3b of the component 3 are abutted, and the concave portion 8 of the adhesive layer 10 is made to correspond to the concave portion 3c of the component.
- a plurality of components 3 may be mounted. In this case, the adhesive layer 10 is formed corresponding to the number of parts 3.
- the laminating step is for laminating an insulating base material to be the insulating layer 2 on the component 3 and embedding the component 3 in the insulating base material.
- This step is performed by laying up an insulating base material such as a prepreg on the side opposite to the side on which the metal layer 12 is disposed with respect to the component 3 and pressing it while heating under vacuum.
- This press is performed using, for example, a vacuum press machine. Note that it is preferable to use an insulating base material having a thermal expansion coefficient close to that of the component 3.
- the support plate 11 is removed.
- a metal layer 12 is laminated on one surface of the insulating layer 2, and another metal layer 13 is laminated on the other surface.
- a via formation process is performed.
- holes are formed using a laser or the like to form vias 13.
- the via 13 is formed so as to reach the terminal 4 from the metal layer 12 through the adhesive layer 10.
- through conduction holes or other conduction vias may be formed at this point in order to obtain electrical connection between each layer or front and back.
- a desmear process is performed to remove the resin remaining during the via formation.
- a plating process (conducting process) is performed, and plating is deposited in the via 13 to form the conductive via 7.
- a conductive layer forming step is performed.
- the conductive pattern 6 is formed on both surfaces of the insulating layer 2 using etching or the like to form a conductive layer.
- the through holes become conductive through holes 18 after the plating process.
- the solder resist 14 is formed in a predetermined location. Thereby, as shown in FIG. 8, the component built-in substrate 1 is manufactured.
- the component-embedded substrate 1 obtained through such steps includes an insulating layer 2, a component 3, a conductor pattern 6, an adhesive layer 10, and a conductive via 7, as shown in FIG. Yes.
- the insulating layer 2 is obtained by curing the above-described insulating base material (prepreg or the like), and the component 3 is bonded to the metal layer 12 (the conductive pattern 6 including the metal layer 12) via the adhesive layer 10.
- the conductor pattern 6 is formed on the surface of the insulating layer 2, and the first adhesive body 10 a included in the adhesive layer 10 is formed at a position corresponding to the terminal 4 of the component 3.
- the conductive via 7 electrically connects the conductor pattern and the terminal 4.
- the circuit board 15 having either a conductive circuit, a conductive via, a conductive through-hole, or a combination thereof in addition to the insulating layer 2 is disposed on the side of the component 3, and in the conductive via forming process If the connection conduction via 16 for electrically connecting the conductive layer 6 and the circuit board 15 is formed, a substrate 17 as shown in FIG. 9 can be formed.
- the substrate 17 is a so-called four-layer substrate.
- a filled via can be used as the connection via 16.
- the connection by the connection via 16 may have an any layer structure.
Abstract
Description
好ましくは、前記第1の接着体と前記第2の接着体とは異なる材料で形成されている。
好ましくは、前記ビア形成工程にて形成する前記接続ビアによる接続はエニーレイヤ構造である。
好ましくは、前記第1及び第2の接着体の合計厚みは10μm~120μmである。
積層工程は部品3に対して絶縁層2となるべき絶縁基材を積層して絶縁基材内に部品3を埋設するためのものである。この工程は、部品3に対して金属層12が配された側とは反対側にプリプレグ等の絶縁基材をレイアップし、これを真空下で加熱しながらプレスして行う。このプレスは、例えば真空加圧式のプレス機を用いて行われる。なお、絶縁基材は、熱膨張係数を部品3に近いものを使用すれば好ましい。積層後、支持板11は除去される。絶縁層2の一方の面には金属層12が、他方の面には別の金属層13が積層される。
2 絶縁層
3 部品
3a 部品本体
3b 突出部
3c 凹んだ部分
4 端子
5 凸部
6 導体パターン
7 導通ビア
8 凹部
10 接着層
10a 第1の接着体
10b 第2の接着体
11 支持板
12 金属層
13 ビア
14 ソルダレジスト
15 回路基板
16 接続ビア
17 基盤
18 導通貫通孔
Claims (16)
- 支持板上に形成された金属層に接着層を形成する接着層形成工程と、
前記接着層に電気又は電子的な部品を搭載する部品搭載工程と
を含む部品内蔵基板の製造方法において、
前記部品は部品本体と該部品本体の前記接着層側に突出している突出部とで形成されていて、
前記接着層形成工程にて形成する接着層は少なくとも第1及び第2の接着体からなり、前記第1の接着体は前記突出部に対応した位置にのみ形成され、第2の接着体は前記第1の接着体が硬化した後に前記部品の前記接着層側の全面に対応した位置に形成され、前記接着層は前記第1の接着体が形成された位置を凸部とされ、前記第2の接着体のみが形成された位置が前記凸部より高さが低い凹部とされ、
前記部品搭載工程にて、前記突出部を前記第1の接着体の位置に合わせて搭載することを特徴とする部品内蔵基板の製造方法。 - 前記第1の接着体と前記第2の接着体とは同一材料で形成されていることを特徴とする請求項1に記載の部品内蔵基板の製造方法。
- 前記第1の接着体と前記第2の接着体とは異なる材料で形成されていることを特徴とする請求項1に記載の部品内蔵基板の製造方法。
- 前記突出部は端子であり、
前記部品搭載工程の後に行われ、前記部品に対して絶縁層となるべき絶縁基材を積層して前記絶縁基材内に前記部品を埋設する積層工程と、
前記支持板を除去し、前記金属層及び前記接着層を貫通し前記端子まで到達するビアを形成するビア形成工程と、
前記金属層表面及び前記ビア表面にめっきを析出させるめっき工程と、
前記金属層を含む導体パターンを形成するパターン形成工程と
をさらに備えたことを特徴とする請求項1に記載の部品内蔵基板の製造方法。 - 前記接着層形成工程にて使用する前記支持板はアルミ板であり、前記金属層は前記アルミ板に貼り付けられた銅箔であることを特徴とする請求項1に記載の製造方法。
- 前記接着層形成工程にて使用する前記支持板はステンレスであり、前記金属層は前記ステンレスに析出された銅めっき箔であることを特徴とする請求項1に記載の製造方法。
- 前記部品搭載工程にて、複数の電極を有した半導体部品又は複数の電極を有した受動部品のいずれか又は両方を複数搭載することを特徴とする請求項1に記載の製造方法。
- 前記積層工程にて、前記絶縁層の他、導通回路又は導通ビア又は導通貫通穴のいずれか又はこれらの組み合わせを有する回路基板を前記部品の側方に配置し、
前記ビア形成工程にて、前記導電層と前記回路基板とを電気的に接続させるための接続ビアを形成することを特徴とする請求項4に記載の製造方法。 - 前記ビア形成工程にて、前記接続ビアはフィルドビアであることを特徴とする請求項8に記載の部品内蔵基板を製造するための製造方法。
- 前記ビア形成工程にて、前記接続ビアによる接続をエニーレイヤ構造とすることを特徴とする請求項8に記載の製造方法。
- 前記ビアの形成工程にて、前記接続ビアは、前記ビアと同じかそれよりも大きい径に形成することを特徴とする請求項8に記載の製造方法。
- 前記絶縁基材が硬化した前記絶縁層と、
前記絶縁層内に埋設され、前記金属層と前記接着層を介して接着されている前記部品と、
前記絶縁層の表面に形成されている前記導体パターンと、
前記端子に対応した位置に前記第1の接着体が形成されている前記接着層と、
前記導体パターンと前記端子とを電気的に接続するため、前記金属層及び前記接着層とを貫通して前記ビアに前記めっきが析出された状態の導通ビアと
を備えたことを特徴とする請求項4に記載の部品内蔵基板の製造方法を用いた部品内蔵基板。 - 前記第1及び第2の接着体はエポキシ系樹脂又はポリイミド系樹脂で形成されていることを特徴とする請求項12の発明に記載の部品内蔵基板。
- 前記第1及び第2の接着体の合計厚みは10μm~120μmであることを特徴とする請求項12に記載の部品内蔵基板。
- 前記第1の接着体のガラス転移温度が40℃~200℃(TMA法)であり、
前記第2の接着体のガラス転移温度が前記第1の接着部のガラス転移温度以上であり且つ40℃~200℃(TMA法)の範囲であることを特徴とする請求項12に記載の部品内蔵基板。 - 前記第1の接着体の厚みが5μm~60μm、前記第2の接着体の厚みが5μm~60μmであることを特徴とする請求項12に記載の部品内蔵基板。
Priority Applications (7)
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JP2013533354A JP5695205B2 (ja) | 2011-09-12 | 2011-09-12 | 部品内蔵基板の製造方法及びこれを用いた部品内蔵基板 |
EP11872250.3A EP2757865A1 (en) | 2011-09-12 | 2011-09-12 | Method for manufacturing substrate with built-in component and substrate with built-in component using same |
CN201180073378.9A CN103828493A (zh) | 2011-09-12 | 2011-09-12 | 元器件内置基板的制造方法及使用该制造方法的元器件内置基板 |
PCT/JP2011/070701 WO2013038468A1 (ja) | 2011-09-12 | 2011-09-12 | 部品内蔵基板の製造方法及びこれを用いた部品内蔵基板 |
US14/240,929 US20140216801A1 (en) | 2011-09-12 | 2011-09-12 | Method of manufacturing component-embedded substrate and component-embedded substrate manufactured by the same |
KR1020147006084A KR20140060517A (ko) | 2011-09-12 | 2011-09-12 | 부품 내장 기판의 제조 방법 및 이를 이용한 부품 내장 기판 |
TW101128719A TWI552662B (zh) | 2011-09-12 | 2012-08-09 | A manufacturing method of a substrate in which an element is incorporated, and a substrate having a built-in element manufactured by the method |
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PCT/JP2011/070701 WO2013038468A1 (ja) | 2011-09-12 | 2011-09-12 | 部品内蔵基板の製造方法及びこれを用いた部品内蔵基板 |
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US (1) | US20140216801A1 (ja) |
EP (1) | EP2757865A1 (ja) |
JP (1) | JP5695205B2 (ja) |
KR (1) | KR20140060517A (ja) |
CN (1) | CN103828493A (ja) |
TW (1) | TWI552662B (ja) |
WO (1) | WO2013038468A1 (ja) |
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JP2015226013A (ja) * | 2014-05-29 | 2015-12-14 | イビデン株式会社 | プリント配線板およびその製造方法 |
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KR101713642B1 (ko) * | 2010-10-01 | 2017-03-08 | 메이코 일렉트로닉스 컴파니 리미티드 | 부품 내장 기판 및 부품 내장 기판의 제조 방법 |
JP6274058B2 (ja) * | 2014-09-22 | 2018-02-07 | 株式会社デンソー | 電子装置、及び電子装置を備えた電子構造体 |
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- 2011-09-12 CN CN201180073378.9A patent/CN103828493A/zh active Pending
- 2011-09-12 WO PCT/JP2011/070701 patent/WO2013038468A1/ja active Application Filing
- 2011-09-12 US US14/240,929 patent/US20140216801A1/en not_active Abandoned
- 2011-09-12 JP JP2013533354A patent/JP5695205B2/ja not_active Expired - Fee Related
- 2011-09-12 EP EP11872250.3A patent/EP2757865A1/en not_active Withdrawn
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KR20140060517A (ko) | 2014-05-20 |
TW201325357A (zh) | 2013-06-16 |
CN103828493A (zh) | 2014-05-28 |
EP2757865A1 (en) | 2014-07-23 |
US20140216801A1 (en) | 2014-08-07 |
TWI552662B (zh) | 2016-10-01 |
JPWO2013038468A1 (ja) | 2015-03-23 |
JP5695205B2 (ja) | 2015-04-01 |
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