CN112928087B - 柱状铜凸点、半导体芯片及半导体装置 - Google Patents

柱状铜凸点、半导体芯片及半导体装置

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Publication number
CN112928087B
CN112928087B CN202011243111.7A CN202011243111A CN112928087B CN 112928087 B CN112928087 B CN 112928087B CN 202011243111 A CN202011243111 A CN 202011243111A CN 112928087 B CN112928087 B CN 112928087B
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China
Prior art keywords
layer
copper
metal layer
semiconductor chip
bump
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CN202011243111.7A
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English (en)
Chinese (zh)
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CN112928087A (zh
Inventor
山本研吾
伊藤大介
大久保光晃
内田健二
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Shinko Electric Industries Co Ltd
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Shinko Electric Industries Co Ltd
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W99/00—Subject matter not provided for in other groups of this subclass
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    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
    • H10W20/41—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their conductive parts
    • H10W20/425—Barrier, adhesion or liner layers
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    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
    • H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
    • H10W70/67—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their insulating layers or insulating parts
    • H10W70/68—Shapes or dispositions thereof
    • H10W70/682—Shapes or dispositions thereof comprising holes having chips therein
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/012—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/012—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps
    • H10W72/01231—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps using blanket deposition
    • H10W72/01233—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps using blanket deposition in liquid form, e.g. spin coating, spray coating or immersion coating
    • H10W72/01235—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps using blanket deposition in liquid form, e.g. spin coating, spray coating or immersion coating by plating, e.g. electroless plating or electroplating
    • H—ELECTRICITY
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/012—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps
    • H10W72/01251—Changing the shapes of bumps
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/012—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps
    • H10W72/01251—Changing the shapes of bumps
    • H10W72/01255—Changing the shapes of bumps by using masks
    • H—ELECTRICITY
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    • H10W72/00—Interconnections or connectors in packages
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    • H10W72/012—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps
    • H10W72/01251—Changing the shapes of bumps
    • H10W72/01257—Changing the shapes of bumps by reflowing
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
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    • H10W72/00—Interconnections or connectors in packages
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    • H10W72/019—Manufacture or treatment of bond pads
    • H10W72/01931—Manufacture or treatment of bond pads using blanket deposition
    • H10W72/01933—Manufacture or treatment of bond pads using blanket deposition in liquid form, e.g. spin coating, spray coating or immersion coating
    • H10W72/01935—Manufacture or treatment of bond pads using blanket deposition in liquid form, e.g. spin coating, spray coating or immersion coating by plating, e.g. electroless plating or electroplating
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    • H10W72/01931—Manufacture or treatment of bond pads using blanket deposition
    • H10W72/01938—Manufacture or treatment of bond pads using blanket deposition in gaseous form, e.g. by CVD or PVD
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    • H10W72/019—Manufacture or treatment of bond pads
    • H10W72/01951—Changing the shapes of bond pads
    • H10W72/01953—Changing the shapes of bond pads by etching
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    • H10W72/071—Connecting or disconnecting
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    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/072—Connecting or disconnecting of bump connectors
    • H10W72/07231—Techniques
    • H10W72/07236—Soldering or alloying
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/073—Connecting or disconnecting of die-attach connectors
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/073—Connecting or disconnecting of die-attach connectors
    • H10W72/07351—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting
    • H10W72/07353—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting changes in shapes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/073—Connecting or disconnecting of die-attach connectors
    • H10W72/07351—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting
    • H10W72/07354—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting changes in dispositions
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/221—Structures or relative sizes
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/221—Structures or relative sizes
    • H10W72/222—Multilayered bumps, e.g. a coating on top and side surfaces of a bump core
    • H—ELECTRICITY
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    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/231—Shapes
    • H10W72/234—Cross-sectional shape, i.e. in side view
    • H—ELECTRICITY
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/241—Dispositions, e.g. layouts
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/251—Materials
    • H10W72/252—Materials comprising solid metals or solid metalloids, e.g. PbSn, Ag or Cu
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/281—Auxiliary members
    • H10W72/287—Flow barriers
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    • H10W72/00—Interconnections or connectors in packages
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    • H10W72/29—Bond pads specially adapted therefor
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/30—Die-attach connectors
    • H10W72/321—Structures or relative sizes of die-attach connectors
    • H10W72/325—Die-attach connectors having a filler embedded in a matrix
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/30—Die-attach connectors
    • H10W72/331—Shapes of die-attach connectors
    • H10W72/332—Plan-view shape, i.e. in top view
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    • H10W72/341—Dispositions of die-attach connectors, e.g. layouts
    • H10W72/344—Dispositions of die-attach connectors, e.g. layouts relative to underlying supporting features, e.g. bond pads, RDLs or vias
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    • H10W72/351—Materials of die-attach connectors
    • H10W72/353—Materials of die-attach connectors not comprising solid metals or solid metalloids, e.g. ceramics
    • H10W72/354—Materials of die-attach connectors not comprising solid metals or solid metalloids, e.g. ceramics comprising polymers
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    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • H10W72/921—Structures or relative sizes of bond pads
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    • H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu
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    • H10W74/15—Encapsulations, e.g. protective coatings characterised by their shape or disposition on active surfaces of flip-chip devices, e.g. underfills
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    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/721—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors
    • H10W90/724—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors between a chip and a stacked insulating package substrate, interposer or RDL
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    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
    • H10W90/734—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked insulating package substrate, interposer or RDL

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CN202011243111.7A 2019-12-05 2020-11-09 柱状铜凸点、半导体芯片及半导体装置 Active CN112928087B (zh)

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JP2019-220606 2019-12-05
JP2019220606A JP2021090012A (ja) 2019-12-05 2019-12-05 銅ピラーバンプ、半導体チップ、半導体装置

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US20240282726A1 (en) * 2023-02-17 2024-08-22 Nxp Usa, Inc. Semiconductor device with pad contact feature and method therefor
CN120033169A (zh) * 2025-02-18 2025-05-23 气派科技股份有限公司 一种高可靠性凸块结构及制备方法

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