JP5421863B2 - 半導体パッケージの製造方法 - Google Patents
半導体パッケージの製造方法 Download PDFInfo
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- JP5421863B2 JP5421863B2 JP2010146769A JP2010146769A JP5421863B2 JP 5421863 B2 JP5421863 B2 JP 5421863B2 JP 2010146769 A JP2010146769 A JP 2010146769A JP 2010146769 A JP2010146769 A JP 2010146769A JP 5421863 B2 JP5421863 B2 JP 5421863B2
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- 239000004065 semiconductor Substances 0.000 title claims description 95
- 238000004519 manufacturing process Methods 0.000 title claims description 29
- 239000000758 substrate Substances 0.000 claims description 453
- 239000000463 material Substances 0.000 claims description 231
- 229910000679 solder Inorganic materials 0.000 claims description 140
- 239000011347 resin Substances 0.000 claims description 67
- 229920005989 resin Polymers 0.000 claims description 67
- 238000000034 method Methods 0.000 claims description 25
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000005520 cutting process Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 106
- 238000007789 sealing Methods 0.000 description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000005304 joining Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 238000005476 soldering Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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- Condensed Matter Physics & Semiconductors (AREA)
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Description
12 下基板
12a 外部接続パッド
12b 電極接続パッド
12c 接合パッド
14 半導体素子
14a アンダーフィル材
17 ソルダレジスト
18 銅コアボール
18a はんだ
20 上基板
20a 部品接続パッド
20b 接合パッド
20d 接合パッド
22 モールド樹脂
30 ダミー部
32 ダミーボール
34 銅コアはんだボール
40 上基板用基板材
40a 延在部
40b 領域
50 下基板用基板材
50a 延在部
50b 領域
64 封止樹脂部
66 はんだバンプ
72 導電性ペースト
74 はんだペースト
Claims (5)
- スペーサ部材を介し接続された上基板及び下基板と、
該上基板と該下基板の間に配置され、前記下基板に実装された半導体素子と、
前記上基板と前記下基板との間の空間に充填されたモールド樹脂と
を有する半導体パッケージを複数個一括して製造する製造方法であって、
前記上基板を含みその周囲に延在部を有する上基板用基板材を準備し、前記上基板に形成された接合パッドに前記スペーサ部材として導電性コアボールを接合し且つ前記延在部に形成された接合パッドにコアボールを接合するとともに、前記下基板を含みその周囲に延在部を有する下基板用基板材を準備し、
前記上基板用基板材の前記延在部に形成された接合パッドを前記コアボールを介して前記下基板用基板材の前記延在部に形成された接合パッドに接合し、且つ前記上基板用基板材の前記上基板に相当する領域に形成された接合パッドを前記導電性コアボールを介して前記下基板用基板材の前記下基板に相当する領域に形成された接合パッドに電気的に接続することで、前記上基板用基板材を前記コアボール及び前記導電性コアボールを介して前記下基板用基板材に接続し、
前記上基板用基板材と前記下基板用基板材との間にモールド樹脂を充填して固定し、
前記上基板用基板の前記延在部と前記下基板用基板の前記延在部とを含む部分を除去し、
半導体パッケージを個片化し、
前記上基板用基板材のうち前記上基板に相当する領域に設けられた接合パッドに前記導電性コアボールを接合するためのはんだの量を、前記上基板用基板材の前記延在部に設けられた接合パッドに前記コアボールを接合するためのはんだの量より少なくする
ことを特徴とする半導体パッケージの製造方法。 - 請求項1記載の半導体パッケージの製造方法であって、
前記上基板用基板材のうち前記上基板に相当する領域に設けられた接合パッドに前記導電性コアボールを接合するために、前記導電性コアボールの外周にはんだが設けられた第1のコア入りはんだボールを用い、
前記上基板用基板材の前記延在部に設けられた接合パッドに前記コアボールを接合するために、前記コアボールの外周にはんだが設けられた第2のコア入りはんだボールを用い、
前記第1のコア入りはんだボールのはんだの量は、前記上基板用基板材の接合パッドに前記導電性コアボールをはんだ接合するだけの量とし、
前記第2のコア入りはんだボールのはんだの量は、前記上基板用基板材の接合パッドを前記下基板用基板材の接合パッドにはんだ接合するだけの量とする
ことを特徴とする半導体パッケージの製造方法。 - 請求項1記載の半導体パッケージの製造方法であって、
前記上基板用基板材に設けられた接合パッドに前記導電性コアボール及び前記コアボールを接合するために導電性ペーストを用い、且つ前記下基板用基板材の前記延在部に設けられた接合パッドに前記コアボールを接合するためにはんだペーストを用いることを特徴とする半導体パッケージの製造方法。 - 請求項1乃至3のうちいずれか一項記載の半導体パッケージの製造方法であって、
前記上基板用基板材の前記上基板に相当する領域に設けられた接合パッドに接合された前記導電性コアボールを、前記下基板基板材の前記下基板に相当する領域に設けられた接合パッドに圧接させた状態で、前記モールド樹脂により前記上基板基板材を前記下基板基板材に固定することを特徴とする半導体パッケージの製造方法。 - 請求項1乃至4のうちいずれか一項記載の半導体パッケージの製造方法であって、
前記上基板用基板材の前記延在部と前記下基板用基板材の前記延在部とを含む部分をダイシングにより切断して除去することを特徴とする半導体パッケージの製造方法。
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