JP2006287235A - 積層されたダイのパッケージ - Google Patents
積層されたダイのパッケージ Download PDFInfo
- Publication number
- JP2006287235A JP2006287235A JP2006103004A JP2006103004A JP2006287235A JP 2006287235 A JP2006287235 A JP 2006287235A JP 2006103004 A JP2006103004 A JP 2006103004A JP 2006103004 A JP2006103004 A JP 2006103004A JP 2006287235 A JP2006287235 A JP 2006287235A
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- Prior art keywords
- die
- reconfigured
- substrate
- pad
- package
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 229910000679 solder Inorganic materials 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 21
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 239000000853 adhesive Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 description 13
- 239000002390 adhesive tape Substances 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
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Abstract
【解決手段】積層されたダイ21,29のパッケージは、上面の接触領域と該接触領域を取り囲む着陸パッド33とを含むプリント基板20を備えている。上記基板の反対側の面には、はんだボール36が配置されている。これらのはんだボール36は、基板内部の配線により着陸パッド33に電気的に接続されている。プリント基板20に実装されたダイ21は、フレーム23によって取り囲まれており、その上には第2のダイ29が実装されている。ダイ21のフレーム23に設けたパッド26と、ダイ29のパッド32はワイヤボンドによって、プリント基板20の着陸パッドに電気的に接続される。
【選択図】図2
Description
本発明およびその利点をより完全に理解するために、図面を参照しながら、以下の記載を参照されたい。
図1は、従来技術に関する挿入プリント基板上の積層されたダイを示す図である。
図2は、挿入プリント基板上の再構成されたダイと、再構成されたダイ上に実装された第2のダイとを備えた本発明の好ましい実施形態における積層されたダイの一形態を示す図である。
図3a〜図3hは、再構成されたダイを実現するための製造工程を示す図である。
図4a〜図4fは、本発明の好ましい実施形態に関するダイを積層するための処理の流れを示す図である。
図5は、挿入プリント基板に積層され、該挿入プリント基板にそれぞれ電気的に接続された3つのダイを備えた一例を示す図である。
Claims (20)
- 基板と、
上記基板の上面の接触領域、および、該接触領域を取り囲む着陸パッドと、
基板内部の配線により上記着陸パッドに電気的に接続される、上記基板の上面とは反対側のはんだパッドと、
上記基板の上に実装されると共に、フレームによって取り囲まれたダイを含む、再構成されたダイと、
上記再構成されたダイの上に実装される上部のダイと、を含む積層されたダイのパッケージ。 - 上記再構成されたダイと上記基板との間の接着部、および、上記再構成されたダイと上記上部のダイとの間の第2の接着部をさらに含む請求項1に記載の積層されたダイのパッケージ。
- 上記再構成されたダイ上のボンドパッドと上記基板上の着陸パッドとの間のワイヤループ、および、上記上部のダイ上のボンドパッドと上記基板上の着陸パッドとの間のワイヤループとをさらに含む請求項1に記載の積層されたダイのパッケージ。
- 上記フレームが高分子または金属材料を含む請求項1に記載の積層されたダイのパッケージ。
- 上記再構成されたダイは、該再構成されたダイ上の中央で一列に並ぶボンドパッドから上記フレーム上のワイヤボンドパッドへと延びている再分配層(RDL)を含む請求項1に記載の積層されたダイのパッケージ。
- 上記再構成されたダイのフレーム上のワイヤボンドパッドと上記基板上の着陸パッドとの間の第1のワイヤループ、および、上記上部のダイ上のボンドパッドと上記基板上の着陸パッドとの間の第2のワイヤループをさらに含む請求項5に記載の積層されたダイのパッケージ。
- 上記再構成されたダイと、上記上部のダイと、上記第1のワイヤループと、上記第2のワイヤループとは、モールドコンパウンドの中に埋設されている請求項6に記載の積層されたダイのパッケージ。
- 上記基板は挿入プリント基板である請求項1に記載の積層されたダイのパッケージ。
- 第2のフレームによって取り囲まれた第2のダイを含む、再構成された第2のダイをさらに含み、
上記再構成された第2のダイは、その大きさが上記再構成されたダイよりも小さく、かつ上記上部のダイよりも大きく、上記再構成されたダイの上に実装され、上記再構成された第2のダイの上に、上記上部のダイが実装される請求項1に記載の積層されたダイのパッケージ。 - 基板と、
上記基板の上面の接触領域と、
上記接触領域を取り囲む、上記基板の上面の着陸パッドと、
基板内部の配線により上記着陸パッドに電気的に接続される、上記基板の上面とは反対側のはんだパッドと、
上記基板の上記接触領域の上に実装された、再構成された第1のダイとを含むと共に、
上記再構成された第1のダイ上において、それぞれの上部に実装された、フレームを含む再構成された他のダイをさらに含み、
上記フレームの寸法は、上記再構成された第1のダイから、再構成された上部のダイまでの間に位置する、それぞれの再構成されたダイにおいて、上記第1のダイから上記上部のダイへと移るにしたがって短くなっている、積層されたダイのパッケージ。 - キャリアプレートの表面に接着部を設ける工程と、
互いに隣接するダイ同士の間に隙間が形成されるように、上記接着部の上にダイを配置する工程と、
上記配置されたダイ同士の間に形成される上記隙間が成形封入物によって充填されるように、上記ダイのウェハを上記成形封入物によって成形する工程と、
上記キャリアプレートを剥離する工程と、
各ダイの活性面の上に再分配層を生成する工程と、
上記各ダイが個々のフレームによって取り囲まれるように、ダイシングによって上記ダイを分離することにより、再構成されたダイを形成する工程とを含む、再構成されたダイの製造方法。 - 上記ダイを分離する前に、上記ダイの裏面を研磨する工程をさらに含む請求項11に記載の再構成されたダイの製造方法。
- 上記ダイを配置する工程は、初期段階の試験済みの優れたダイを配置する工程を含む請求項11に記載の再構成されたダイの製造方法。
- 各ダイの裏面が、上記ウェハを成形している間に過度に成形される請求項11に記載の再構成されたダイの製造方法。
- 互いに隣接する上記ダイ同士の間におけるそれぞれの隙間は、様々な大きさである請求項11に記載の再構成されたダイの製造方法。
- 上記再構成されたダイのうちの1つを基板の上に実装する工程と、
上記再構成された1つのダイの上に、裸のダイを実装する工程と、
上記再構成された1つのダイを上記基板に電気的に接続する工程とをさらに含む請求11に記載の再構成されたダイの製造方法。 - 上記裸のダイを上記基板と電気的に接続する工程をさらに含む請求項16に記載の再構成されたダイの製造方法。
- 上記再構成されたダイを上記基板に電気的に接続する工程は、上記再構成されたダイ上のボンディングパッドから上記基板上の着陸パッドまでの間の、ワイヤボンディングを行う工程を含む請求項16に記載の再構成されたダイの製造方法。
- 上記ボンディングパッドは、上記再構成されたダイのフレームの一部の上に配置され、
上記フレームの一部は、上記成形封入物を含む請求項18に記載の再構成されたダイの製造方法。 - 上記接着部は、剥離可能な接着剤により構成されている請求項11に記載の再構成されたダイの製造方法。
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Also Published As
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US7545048B2 (en) | 2009-06-09 |
US7326592B2 (en) | 2008-02-05 |
US20060220262A1 (en) | 2006-10-05 |
US20080128884A1 (en) | 2008-06-05 |
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