JP5540276B2 - 電子部品内蔵基板及びその製造方法 - Google Patents
電子部品内蔵基板及びその製造方法 Download PDFInfo
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- 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
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- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/538—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
- H01L23/5389—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates the chips being integrally enclosed by the interconnect and support structures
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- H01L23/482—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of lead-in layers inseparably applied to the semiconductor body
- H01L23/485—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of lead-in layers inseparably applied to the semiconductor body consisting of layered constructions comprising conductive layers and insulating layers, e.g. planar contacts
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- H01L24/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
- H01L24/23—Structure, shape, material or disposition of the high density interconnect connectors after the connecting process
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- H01L2224/241—Disposition
- H01L2224/24151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/24221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/24225—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
- H01L2224/24227—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation the HDI interconnect not connecting to the same level of the item at which the semiconductor or solid-state body is mounted, e.g. the semiconductor or solid-state body being mounted in a cavity or on a protrusion of the item
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- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
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- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
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- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73267—Layer and HDI connectors
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- H01L2224/82—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 by forming build-up interconnects at chip-level, e.g. for high density interconnects [HDI]
- H01L2224/82009—Pre-treatment of the connector or the bonding area
- H01L2224/8203—Reshaping, e.g. forming vias
- H01L2224/82031—Reshaping, e.g. forming vias by chemical means, e.g. etching, anodisation
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- H01L2224/80—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
- H01L2224/82—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 by forming build-up interconnects at chip-level, e.g. for high density interconnects [HDI]
- H01L2224/82009—Pre-treatment of the connector or the bonding area
- H01L2224/8203—Reshaping, e.g. forming vias
- H01L2224/82035—Reshaping, e.g. forming vias by heating means
- H01L2224/82039—Reshaping, e.g. forming vias by heating means using a laser
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- H01L2224/91—Methods for connecting semiconductor or solid state bodies including different methods provided for in two or more of groups H01L2224/80 - H01L2224/90
- H01L2224/92—Specific sequence of method steps
- H01L2224/922—Connecting different surfaces of the semiconductor or solid-state body with connectors of different types
- H01L2224/9222—Sequential connecting processes
- H01L2224/92242—Sequential connecting processes the first connecting process involving a layer connector
- H01L2224/92244—Sequential connecting processes the first connecting process involving a layer connector the second connecting process involving a build-up interconnect
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- H01L2924/01012—Magnesium [Mg]
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- H01L2924/01029—Copper [Cu]
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- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
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- H01L2924/12042—LASER
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- H01L2924/35—Mechanical effects
- H01L2924/351—Thermal stress
- H01L2924/3511—Warping
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- 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
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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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
- Y10T29/49146—Assembling to base an electrical component, e.g., capacitor, etc. with encapsulating, e.g., potting, etc.
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
Description
α1≦α3 … (1)
α2≦α3 … (2)
ここで、α1は、電子部品1の線膨張係数(ppm/K)を示し、α2は、ダミー材Dの線膨張係数(ppm/K)を示し、α3は、各配線層又は各絶縁層の線熱膨張係数(ppm/K)を示す。
Claims (7)
- 基板と、
端子を有し且つ前記基板上に載置された電子部品と、
前記電子部品を覆うように形成された絶縁層と、
前記電子部品の前記端子と電気的に接続された配線層と、
を備える電子部品内蔵基板であって、
前記電子部品の前記端子は、複数の金属層を有しており、且つ、前記複数の金属層は最表層及び該最表層よりも下層側に位置する接続層の少なくとも2層を有し、前記最表層は、前記絶縁層と接する部位においては前記最表層が形成されており、前記絶縁層と前記最表層とが直接接着されており、前記配線層と接する部位においては前記最表層が形成されておらず、前記配線層と前記接続層とが前記最表層を介さずに電気的に接続しており、
前記最表層及び前記接続層の間に、エッチストッパ層を有し、
前記配線層と接する部位においては、前記配線層と前記エッチストッパ層とが接続され、前記配線層と前記接続層とが前記最表層を介さずに電気的に接続している、
ことを特徴とする電子部品内蔵基板。 - 前記最表層は、Pdを含むものである、
請求項1記載の電子部品内蔵基板。 - 前記接続層は、Al或いはCu又はこれらの合金を含む、
請求項1又は2記載の電子部品内蔵基板。 - 前記接続層は、Alで形成されており、
前記エッチストッパ層は、Niで形成されており、
前記最表層は、Pdで形成されている、
請求項1記載の電子部品内蔵基板。 - 端子を有する電子部品を基板上に載置する載置工程と、
前記電子部品を覆うように絶縁層を形成する絶縁層形成工程と、
前記電子部品の前記端子の一部が露出するように、前記絶縁層にウェットブラスト処理により開口を形成する開口形成工程と、
前記電子部品の前記端子と電気的に接続するように少なくとも前記開口の内部に配線層を形成する配線層形成工程と、
前記最表層及び前記接続層の間に、エッチストッパ層を形成する工程と、
を有しており、
前記端子は、複数の金属層を有しており、且つ、前記複数の金属層は最表層及び該最表層よりも下層側に位置する接続層の少なくとも2層を有し、前記最表層は、前記接続層又は前記配線層よりも電気抵抗が高く、
前記開口形成工程においては、前記端子の前記最表層の少なくとも一部を除去し、前記配線層と前記エッチストッパ層とを接続し、前記配線層と前記接続層とを前記最表層を介さずに電気的に接続させる、
ことを特徴とする電子部品内蔵基板の製造方法。 - 前記最表層は、Pdを含むものである、
請求項5記載の電子部品内蔵基板の製造方法。 - 前記接続層は、Al或いはCu又はこれらの合金を含む、
請求項5又は6記載の電子部品内蔵基板の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2011078470A JP5540276B2 (ja) | 2011-03-31 | 2011-03-31 | 電子部品内蔵基板及びその製造方法 |
US13/428,764 US8779299B2 (en) | 2011-03-31 | 2012-03-23 | Electronic component-embeded board and method for manufacturing the same |
CN201210093530.6A CN102738116B (zh) | 2011-03-31 | 2012-03-31 | 电子部件内藏基板以及其制造方法 |
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JP2011078470A JP5540276B2 (ja) | 2011-03-31 | 2011-03-31 | 電子部品内蔵基板及びその製造方法 |
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JP2012212818A JP2012212818A (ja) | 2012-11-01 |
JP5540276B2 true JP5540276B2 (ja) | 2014-07-02 |
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JP (1) | JP5540276B2 (ja) |
CN (1) | CN102738116B (ja) |
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AT515101B1 (de) | 2013-12-12 | 2015-06-15 | Austria Tech & System Tech | Verfahren zum Einbetten einer Komponente in eine Leiterplatte |
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JP7225754B2 (ja) * | 2018-12-13 | 2023-02-21 | Tdk株式会社 | 半導体ic内蔵回路基板及びその製造方法 |
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EP3723117A1 (en) | 2019-04-10 | 2020-10-14 | AT & S Austria Technologie & Systemtechnik Aktiengesellschaft | Component carrier and method of manufacturing the same |
US10950551B2 (en) | 2019-04-29 | 2021-03-16 | Advanced Semiconductor Engineering, Inc. | Embedded component package structure and manufacturing method thereof |
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WO2020241645A1 (ja) * | 2019-05-31 | 2020-12-03 | 凸版印刷株式会社 | 多層配線基板及びその製造方法 |
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TWI808618B (zh) * | 2022-01-20 | 2023-07-11 | 大陸商廣東則成科技有限公司 | 用於嵌入式晶片的封裝製程 |
CN114121684B (zh) * | 2022-01-24 | 2022-04-12 | 威海艾迪科电子科技股份有限公司 | 一种半导体封装及其制备方法 |
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