JP2016039306A - 配線基板の製造方法 - Google Patents
配線基板の製造方法 Download PDFInfo
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- JP2016039306A JP2016039306A JP2014162744A JP2014162744A JP2016039306A JP 2016039306 A JP2016039306 A JP 2016039306A JP 2014162744 A JP2014162744 A JP 2014162744A JP 2014162744 A JP2014162744 A JP 2014162744A JP 2016039306 A JP2016039306 A JP 2016039306A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 229920005989 resin Polymers 0.000 claims abstract description 114
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- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 89
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- 239000002184 metal Substances 0.000 claims abstract description 51
- 229910052751 metal Inorganic materials 0.000 claims abstract description 51
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- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 239000010410 layer Substances 0.000 description 92
- 239000004065 semiconductor Substances 0.000 description 30
- 239000000126 substance Substances 0.000 description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 15
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- 229910052802 copper Inorganic materials 0.000 description 11
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- 229910000679 solder Inorganic materials 0.000 description 8
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- 239000011889 copper foil Substances 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
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- 239000011521 glass Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
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- 239000003990 capacitor Substances 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump 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
- H01L2224/16221—Disposition the bump 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
- H01L2224/16225—Disposition the bump 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 the item being non-metallic, e.g. insulating substrate with or without metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- 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
- H01L2224/321—Disposition
- 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
- H01L2224/32225—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 the item being non-metallic, e.g. insulating substrate with or without metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—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
- H01L2224/48221—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
- H01L2224/48225—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
- H01L2224/48227—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 connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- 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
- H01L2224/73201—Location after the connecting process on the same surface
- H01L2224/73203—Bump and layer connectors
- H01L2224/73204—Bump and layer connectors the bump connector being embedded into the layer connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- 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
- H01L2224/73265—Layer and wire connectors
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- Manufacturing Of Printed Circuit Boards (AREA)
Abstract
【解決手段】配線(22)を有する基板(24)を形成する。次いで、基板(24)上に熱硬化性樹脂層(25)を形成する。次いで、熱硬化性樹脂層(25)上に開口部(35)を有するメタルマスク(36)を形成する。次いで、開口部(35)から露出する熱硬化性樹脂層(25)を化学的に除去し、基板24を露出する開口部(41)を熱硬化性樹脂層(25)に形成する。次いで、メタルマスク(36)を除去する。
【選択図】図10
Description
本発明の実施形態1に係る配線基板10の製造方法について、図1〜図11を参照して説明する。図1〜図11は、本実施形態に係る製造工程中の配線基板10の要部模式的断面図である。なお、図1などでは、配線基板10の中心(樹脂シート11)に対して上向きおよび下向きへ処理がなされていく様子を示すが、配線基板10は上下逆にしても製造していくことができる。
本実施形態では、配線基板10を用いて構成される半導体装置100について、図12および図13を参照して説明する。図12および図13は、配線基板10を備えた半導体装置100の一例の要部模式的断面図である。なお、説明を明解にするために、配線基板10の一部を省略して説明する。
11 樹脂シート
12,13 金属箔
14 ガラスクロス
15 ビア孔
16 ビア
20,21 配線層
22,23 配線
24 基板
25,26 熱硬化性樹脂層
30,31 金属体
32,33 ドライフィルムレジスト
34,35 開口部
36 メタルマスク
37 開口部
38 メタルマスク
40,41,42 開口部
43 周溝部
100 半導体装置
101,102,103 半導体素子
104 ボンディングワイヤ
105 保護材
106 電極バンプ
Claims (3)
- (a)配線を有する基板を形成する工程と、
(b)前記基板上に熱硬化性樹脂層を形成する工程と、
(c)前記熱硬化性樹脂層上に第1開口部を有するメタルマスクを形成する工程と、
(d)前記第1開口部から露出する前記熱硬化性樹脂層を化学的に除去し、前記基板を露出する第2開口部を前記熱硬化性樹脂層に形成する工程と、
(e)前記(d)工程の後、前記メタルマスクを除去する工程と
を含むことを特徴とする配線基板の製造方法。 - 請求項1記載の配線基板の製造方法において、
前記(a)工程では、表面に前記配線を有する前記基板を形成し、
前記(b)工程では、前記配線を覆うように前記熱硬化性樹脂層を前記基板上に形成し、
前記(c)工程では、前記配線の上方に位置する前記第1開口部を有する前記メタルマスクを前記熱硬化性樹脂層上に形成し、
前記(d)工程では、前記配線および前記基板を露出する前記第2開口部を形成する。 - 請求項1または2項に記載の配線基板の製造方法において、
前記(b)工程では、絶縁層として、エポキシ樹脂材から構成される前記熱硬化性樹脂層を形成する。
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04282892A (ja) * | 1991-03-11 | 1992-10-07 | Fujitsu Ltd | 薄膜多層基板の製造方法 |
JPH0745950A (ja) * | 1993-07-30 | 1995-02-14 | Sumitomo Metal Ind Ltd | 薄膜多層回路基板 |
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2014
- 2014-08-08 JP JP2014162744A patent/JP5901711B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04282892A (ja) * | 1991-03-11 | 1992-10-07 | Fujitsu Ltd | 薄膜多層基板の製造方法 |
JPH0745950A (ja) * | 1993-07-30 | 1995-02-14 | Sumitomo Metal Ind Ltd | 薄膜多層回路基板 |
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