JPWO2014003107A1 - 圧着装置および圧着方法 - Google Patents
圧着装置および圧着方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000002788 crimping Methods 0.000 title claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 81
- 239000007789 gas Substances 0.000 claims description 10
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- 230000006837 decompression Effects 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000011261 inert gas Substances 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 abstract description 20
- 230000001070 adhesive effect Effects 0.000 abstract description 20
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002313 adhesive film Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Abstract
Description
基板上に複数のチップを位置合わせした後、樹脂を介して仮圧着したチップを、一括圧着する圧着装置であって、
チップが圧着される基板の裏面を吸着保持する基板ステージと、
前記仮圧着したチップの表面を覆う弾性シートと、
前記基板ステージの外周に位置し、前記弾性シートを保持するシート保持手段と、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を減圧する減圧手段と、
弾性シートを介して基板上のチップに所定の加圧力を付与するボンディングヘッドと、を備えている圧着装置である。
前記弾性シートを枚葉で供給するシート供給手段を備えた圧着装置である。
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間に不活性ガスを供給するガス供給手段を備えた圧着装置である。
前記ボンディングヘッドと前記基板ステージとに加熱および冷却手段を備えた圧着装置である。
前記ボンディングヘッドの加圧面が前記基板ステージに対して平行な状態を維持しながら下降させる機能を有することを特徴とする圧着装置である。
基板上に複数のチップを位置合わせした後、樹脂を介して仮圧着したチップを、一括圧着する圧着方法であって、
チップが圧着される基板の裏面を吸着保持する基板ステージと、
前記仮圧着したチップの表面を覆う弾性シートと、
前記基板ステージの外周に位置し、前記弾性シートを保持するシート保持手段と、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を減圧する減圧手段と、
弾性シートを介して基板上のチップに所定の加圧力を付与するボンディングヘッドと、を備え、
チップが仮圧着された基板を基板ステージに載置する工程と、
弾性シートを仮圧着したチップの表面に覆い、弾性シートを保持する工程と、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を減圧下にする工程と、
ボンディングヘッドを所定の高さまで下降させ、弾性シートを介して基板上のチップに所定の加圧力を所定時間付与する工程と、を有する圧着方法である。
弾性シートを枚葉で供給し、一括圧着の動作毎に弾性シートを交換する工程を有する圧着方法である。
前記弾性シートに、耐熱温度350℃以上、熱収縮率が350℃で0.1%以下、および熱伝導率が1W/m・K以上という特性を備えた材料を用いることを特徴とする圧着方法である。
弾性シートを介して基板上のチップに所定の加圧力を所定時間付与する工程において、ボンディングヘッドと基板ステージに備えられた加熱および冷却手段を動作させる工程を含む圧着方法である。
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を不活性ガス雰囲気にする工程を含む圧着方法である。
2 ウエハ
3 チップ
4 接着剤
5 シート
6 基台
20 加圧手段
21 門型フレーム
21a 門型フレーム21の水平梁部
21b 門型フレーム21の垂直柱部
21c 剛性シリンダ
22 ボンディングヘッド支持部
23 ボンディングヘッド
40 基板ステージ
41 吸引孔
42 ヒータ
43 ヒータ
44 冷却部
45 冷却部
50 シート供給手段
51 シート巻き出し部
52 シート引き出し部
53 シート把持部
54 シート切断部
60 シート保持手段
61 内壁
62 外壁
63 吸引スペース
70 ガス供給手段
71 供給口
80 減圧手段
81 減圧口
91 ロードセル
92 ロードセル
93 ロードセル
94 ロードセル
Claims (11)
- 基板上に複数のチップを位置合わせした後、樹脂を介して仮圧着したチップを、一括圧着する圧着装置であって、
チップが圧着される基板の裏面を吸着保持する基板ステージと、
前記仮圧着したチップの表面を覆う弾性シートと、
前記基板ステージの外周に位置し、前記弾性シートを保持するシート保持手段と、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を減圧する減圧手段と、
弾性シートを介して基板上のチップに所定の加圧力を付与するボンディングヘッドと、を備えている圧着装置。 - 請求項1に記載の発明において、
前記弾性シートを枚葉で供給するシート供給手段を備えた圧着装置。 - 請求項1または2に記載の発明において、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間に不活性ガスを供給するガス供給手段を備えた圧着装置。 - 請求項1から3のいずれかに記載の発明において、
前記ボンディングヘッドと前記基板ステージとに加熱および冷却手段を備えた圧着装置。 - 請求項1から4のいずれかに記載の発明において、前記ボンディングヘッドの加圧面が前記基板ステージに対して平行な状態を維持しながら下降させる機能を有することを特徴とする圧着装置。
- 基板上に複数のチップを位置合わせした後、樹脂を介して仮圧着したチップを、一括圧着する圧着方法であって、
チップが圧着される基板の裏面を吸着保持する基板ステージと、
前記仮圧着したチップの表面を覆う弾性シートと、
前記基板ステージの外周に位置し、前記弾性シートを保持するシート保持手段と、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を減圧する減圧手段と、
弾性シートを介して基板上のチップに所定の加圧力を付与するボンディングヘッドと、を備え、
チップが仮圧着された基板を基板ステージに載置する工程と、
弾性シートを仮圧着したチップの表面に覆い、弾性シートを保持する工程と、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を減圧下にする工程と、
ボンディングヘッドを所定の高さまで下降させ、弾性シートを介して基板上のチップに所定の加圧力を所定時間付与する工程と、を有する圧着方法。 - 請求項6に記載の発明において、
弾性シートを枚葉で供給し、一括圧着の動作毎に弾性シートを交換する工程を有する圧着方法。 - 請求項6または7に記載の発明において、
前記弾性シートに、耐熱温度350℃以上、熱収縮率が350℃で0.1%以下、および熱伝導率が1W/m・K以上という特性を備えた材料を用いることを特徴とする圧着方法。 - 請求項6から8のいずれかに記載の発明において、
弾性シートを介して基板上のチップに所定の加圧力を所定時間付与する工程において、ボンディングヘッドと基板ステージに備えられた加熱および冷却手段を動作させる工程を含む圧着方法。 - 請求項6から9のいずれかに記載の発明において、
前記シート保持手段と前記弾性シートと前記基板ステージとにより形成された密閉空間を不活性ガス雰囲気にする工程を含む圧着方法。 - 請求項6から10のいずれかに記載の発明において、前記ボンディングヘッドの加圧面が前記基板ステージに対して平行な状態を維持しながら下降させることを特徴とする圧着方法。
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