JP2015211196A - 配線基板及びその製造方法と電子部品装置 - Google Patents
配線基板及びその製造方法と電子部品装置 Download PDFInfo
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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
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/056—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an organic insulating layer
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- H—ELECTRICITY
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
- H05K1/0204—Cooling of mounted components using means for thermal conduction connection in the thickness direction of the substrate
- H05K1/0206—Cooling of mounted components using means for thermal conduction connection in the thickness direction of the substrate by printed thermal vias
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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
- H05K1/02—Details
- H05K1/0296—Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
- H05K1/0298—Multilayer circuits
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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
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
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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
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
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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
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
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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
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
- H05K1/0256—Electrical insulation details, e.g. around high voltage areas
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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
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0183—Dielectric layers
- H05K2201/0195—Dielectric or adhesive layers comprising a plurality of layers, e.g. in a multilayer structure
-
- 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
- H05K2201/06—Thermal details
-
- 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
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09218—Conductive traces
- H05K2201/09227—Layout details of a plurality of traces, e.g. escape layout for Ball Grid Array [BGA] 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
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
-
- 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
- H05K2201/10954—Other details of electrical connections
- H05K2201/10969—Metallic case or integral heatsink of component electrically connected to a pad on PCB
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/205—Heat-dissipating body thermally connected to heat generating element via thermal paths through printed circuit board [PCB]
Abstract
Description
さらに、実施形態の配線基板1では、放熱用金属端子22と放熱板10とが電気的に接続されている。放熱用金属端子22と放熱板10とはグランドに接続されていることが好ましい。このようにして、本実施形態の配線基板1が構築されている。
このようにして、第1〜第6LED搭載領域M1〜M6では、一方の搭載領域の(+)電極30と他方の搭載領域の(−)電極32が配線W1で接続されて直列接続となっている。
Claims (11)
- 放熱板と、
前記放熱板の上に形成された熱伝導性接着層と、
前記熱伝導性接着層の上に形成され、開口部を備えた絶縁層と、
前記絶縁層の開口部に形成されたサーマルビアと、
前記サーマルビアの上に形成され、前記放熱板と電気的に接続した放熱用金属端子と、
前記絶縁層の上に形成され、電子部品接続用の電極と
を有することを特徴とする配線基板。 - 前記放熱用金属端子と前記放熱板とはグランドに接続されていることを特徴とする請求項1に記載の配線基板。
- 前記サーマルビアの熱伝導率は、前記絶縁層の熱伝導率よりも高いことを特徴とする請求項1又は2に記載の配線基板。
- 前記サーマルビアは、銅から形成され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配線基板。
- 前記サーマルビアは、前記熱伝導性接着層と同一材料から形成され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配線基板。
- 前記絶縁層の絶縁破壊電圧は、前記熱伝導性接着層の絶縁破壊電圧よりも高いことを特徴とする請求項1乃至5のいずれか一項に記載の配線基板。
- 前記放熱板の下に配置された金属支持体と、
前記放熱用金属端子の上面から前記金属支持体にまで形成されたねじ取り付け穴と、
前記ねじ取り付け穴にねじ止めされた止めねじとを有し、
前記放熱用金属端子は、前記止めねじ及び前記金属支持体を介して前記放熱板に電気的に接続されていることを特徴とする請求項1乃至6のいずれか一項に記載の配線基板。 - 放熱板と、
前記放熱板の上に形成された熱伝導性接着層と、
前記熱伝導性接着層の上に形成され、開口部を備えた絶縁層と、
前記絶縁層の開口部に形成されたサーマルビアと、
前記サーマルビアの上に形成され、前記放熱板と電気的に接続した放熱用金属端子と、
前記絶縁層の上に形成された電極と
を含む配線基板と、
前記配線基板の上に搭載され、前記電極に接続された電子部品と
を有することを特徴とする電子部品装置。 - 絶縁層に開口部を形成する工程と、
前記絶縁層の一方の面に金属箔を貼付する工程と、
前記金属箔をめっき給電経路に利用する電解めっきにより、前記絶縁層の開口部に金属めっき層を形成してサーマルビアを得る工程と、
前記金属箔をパターニングして、前記サーマルビアの上に放熱用金属端子を配置すると共に、前記絶縁層の上に電極を形成する工程と、
前記絶縁層の他方の面に、熱伝導性接着層を介して放熱板を接着する工程と、
前記放熱用金属端子と前記放熱板とを電気的に接続する工程とを有することを特徴とする配線基板の製造方法。 - 前記放熱用金属端子と前記放熱板とを電気的に接続する工程は、
前記放熱板を接着する工程の後に、
金属支持体の上に前記放熱板を配置し、前記放熱用金属端子の上面から前記金属支持体にまで形成されたねじ取り付け穴に止めねじをねじ止めすることを含み、
前記放熱用金属端子は、前記止めねじ及び前記金属支持体を介して前記放熱板に電気的に接続されることを特徴とする請求項9に記載の配線基板の製造方法。 - 前記放熱用金属端子と前記放熱板とはグランドに接続されることを特徴とする請求項9又は10に記載の配線基板の製造方法。
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JP2014094003A JP6420966B2 (ja) | 2014-04-30 | 2014-04-30 | 配線基板及びその製造方法と電子部品装置 |
US14/698,276 US9655238B2 (en) | 2014-04-30 | 2015-04-28 | Wiring board, method for manufacturing wiring board, and electronic device |
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Cited By (2)
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JP2019212752A (ja) * | 2018-06-05 | 2019-12-12 | 日亜化学工業株式会社 | 発光装置 |
Families Citing this family (2)
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TWI672711B (zh) * | 2019-01-10 | 2019-09-21 | 健策精密工業股份有限公司 | 絕緣金屬基板及其製造方法 |
US20230269861A1 (en) * | 2022-02-23 | 2023-08-24 | Skyworks Solutions, Inc. | Method of transferring heat from ungrounded electronic components |
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JP2019212752A (ja) * | 2018-06-05 | 2019-12-12 | 日亜化学工業株式会社 | 発光装置 |
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US20150319841A1 (en) | 2015-11-05 |
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