JP4839384B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP4839384B2 JP4839384B2 JP2009025463A JP2009025463A JP4839384B2 JP 4839384 B2 JP4839384 B2 JP 4839384B2 JP 2009025463 A JP2009025463 A JP 2009025463A JP 2009025463 A JP2009025463 A JP 2009025463A JP 4839384 B2 JP4839384 B2 JP 4839384B2
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- H—ELECTRICITY
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- 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
- H01L2224/16227—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 the bump connector connecting to a bond pad of the item
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- 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
- H01L2224/32135—Disposition the layer connector connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/32145—Disposition the layer connector connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being stacked
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
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- 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
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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
- H01L2224/484—Connecting portions
- H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
- H01L2224/48465—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond the other connecting portion not on the bonding area being a wedge bond, i.e. ball-to-wedge, regular stitch
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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
- H01L2224/73201—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
- H01L2224/73253—Bump and layer connectors
-
- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1531—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
- H01L2924/15311—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
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Description
図1は本発明の実施の形態の半導体装置の構造の一例を示す断面図、図2は図1に示す半導体装置の構造を封止体を透過して示す平面図、図3は図1に示す半導体装置の構造を示す裏面図、図4は図1に示す半導体装置のシステムの一例を示すブロック構成図、図5は図1に示す半導体装置の組み立てに用いられる多数個取り基板(配線基板)の構造の一例を示す断面図と、5層目および6層目の平面図、図6は図5に示す配線基板の各電極の形成方法の一例を示す製造プロセスフロー図、図7は図1に示す半導体装置の構造の一例を模式化して示す部分拡大断面図、図8は図5に示す配線基板のフリップチップ電極における高精度プリコートの形成方法の一例を示す製造プロセスフロー図、図9は図1に示す半導体装置の配線基板におけるフリップチップ電極の構造の一例を示す部分拡大断面図、図10および図11はそれぞれ図1に示す半導体装置の配線基板における変形例のフリップチップ電極の構造を示す部分拡大断面図、図12は図1に示す半導体装置の配線基板における外部端子搭載電極の構造の一例を示す部分拡大断面図、図13および図14はそれぞれ図1に示す半導体装置の配線基板における変形例の外部端子搭載電極の構造を示す部分拡大断面図、図15は本発明の実施の形態の変形例の配線基板の給電用配線の除去方法におけるエッチバック前の最表層と最下層の構造を示す平面図、図16はエッチバック後の最表層と最下層の構造を示す平面図である。
1a 主面
1b 裏面
1c バンプランド(外部端子搭載電極)
1d ボンディングパッド(金属細線接続用電極)
1e フリップチップ電極
1f ソルダレジスト膜(絶縁膜)
1g メッキ膜
1h 給電用配線
1i 金バンプ(バンプ電極)
1j はんだプリコート
1k 銅パターン
1m はんだ粉末
1n 粘着性被膜
1p フラックス
1q コア部(ベース基板)
1r 内部配線
1s ベースビア
1t ビア
1u スルーホール配線
1v レジスト膜(絶縁膜)
1w 絶縁層
1x レジスト膜(絶縁膜)
2 マイコンチップ(第1の半導体チップ)
2a パッド(電極)
2b 主面
2c 裏面
3 メモリチップ(第2の半導体チップ)
3a パッド(電極)
3b 主面
3c 裏面
4 メモリチップ(第3の半導体チップ)
4a パッド(電極)
4b 主面
4c 裏面
5 ワイヤ(金属細線)
6 封止体(第2の樹脂)
7 アンダーフィル樹脂(第1の樹脂)
8 はんだボール(外部端子)
9 ダイボンド材
10 SIP(半導体装置)
11 多数個取り基板(配線基板)
20 切断部
21 製品領域
22 エッチング部
Claims (4)
- 以下の工程を含むことを特徴とする半導体装置の製造方法:
(a)平面形状が四角形からなる上面、前記上面に形成された複数のボンディングパッド、平面形状が四角形からなり、かつ前記上面とは反対側の下面、前記下面に形成された複数のバンプランド、前記複数のバンプランドにそれぞれ繋がる複数の給電用配線、および前記複数のバンプランドのそれぞれに形成されたメッキ膜を有する配線基板を準備する工程;
(b)主面、前記主面に形成された複数のパッド、及び前記主面とは反対側の裏面を有する半導体チップを、前記配線基板の前記上面上に配置する工程;
(c)前記半導体チップを樹脂で封止する工程;
ここで、
前記複数のバンプランドは、前記配線基板の周縁部に沿って、かつ複数列に亘って配置されており、
前記複数のバンプランドは、前記配線基板の前記周縁部側にそれぞれ配置された複数の第1バンプランドと、前記複数の第1バンプランドよりも前記配線基板の中央側にそれぞれ配置された複数の第2バンプランドとを有し、
前記複数の給電用配線のうち、前記複数の第1バンプランドとそれぞれ繋がる複数の第1給電用配線は、前記複数の第1バンプランドから前記配線基板の前記下面における前記周縁部に向かってそれぞれ延在し、前記複数の第2バンプランドとそれぞれ繋がる複数の第2給電用配線は、前記複数の第2バンプランドから前記配線基板の前記下面における前記中央に向かってそれぞれ延在しており、
前記複数の第2給電用配線は、前記メッキ膜を形成する段階では、平面視において前記複数の第2バンプランドよりも前記配線基板の前記下面における前記中央側に設けられたパターンを介して互いに電気的に繋がっており、
前記複数の第2バンプランドのそれぞれに前記メッキ膜を形成する際、前記複数の第2給電用配線、前記パターン、および平面視において前記パターンから前記配線基板の前記下面のうちの互いに対向する辺に向かってそれぞれ延在する複数の第3給電用配線を用いており、
前記複数の第2給電用配線は、前記メッキ膜を形成した後に、互いに電気的に分離され、
前記複数の第3給電用配線の数は、前記複数の第2給電用配線の数よりも少ない。 - 請求項1記載の半導体装置の製造方法において、
前記複数の第2給電用配線のそれぞれは、前記複数の第2バンプランドのそれぞれと繋がる一端部と、前記一端部とは反対側の他端部とを有し、
前記複数の第2給電用配線のそれぞれの前記他端部は、前記複数の第2バンプランドのそれぞれよりも前記配線基板の前記下面における前記中央側に位置していることを特徴とする半導体装置の製造方法。 - 請求項2記載の半導体装置の製造方法において、
前記(b)工程の後、かつ前記(c)工程の前に、複数のワイヤを介して、前記半導体チップの前記複数のパッドと前記配線基板の前記複数のボンディングパッドとをそれぞれ電気的に接続することを特徴とする半導体装置の製造方法。 - 請求項3記載の半導体装置の製造方法において、
前記(c)工程の後、前記配線基板の前記複数のバンプランド上に、複数の外部端子をそれぞれ形成することを特徴とする半導体装置の製造方法。
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2000114412A (ja) * | 1998-10-06 | 2000-04-21 | Shinko Electric Ind Co Ltd | 回路基板の製造方法 |
JP3339473B2 (ja) * | 1999-08-26 | 2002-10-28 | 日本電気株式会社 | パッケージ基板、該パッケージ基板を備える半導体装置及びそれらの製造方法 |
JP2003086735A (ja) * | 2001-06-27 | 2003-03-20 | Shinko Electric Ind Co Ltd | 位置情報付配線基板及びその製造方法並びに半導体装置の製造方法 |
JP2005079129A (ja) * | 2003-08-28 | 2005-03-24 | Sumitomo Metal Electronics Devices Inc | プラスチックパッケージ及びその製造方法 |
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