JP5518801B2 - ガラス基板を有する半導体デバイスの製造方法 - Google Patents
ガラス基板を有する半導体デバイスの製造方法 Download PDFInfo
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- JP5518801B2 JP5518801B2 JP2011150615A JP2011150615A JP5518801B2 JP 5518801 B2 JP5518801 B2 JP 5518801B2 JP 2011150615 A JP2011150615 A JP 2011150615A JP 2011150615 A JP2011150615 A JP 2011150615A JP 5518801 B2 JP5518801 B2 JP 5518801B2
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- glass substrate
- bonding
- semiconductor wafer
- semiconductor
- metal
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- 229910001092 metal group alloy Inorganic materials 0.000 description 2
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- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
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- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
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- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
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Description
10’ 半導体チップ
11 第1の表面
12 第2の表面
12’ 第2の表面
14 金属パッド
14’ 金属パッド領域
15 金属パッド
15’ 金属パッド領域
17 金属シード層
18 金属層
19 金属被覆領域
20 第1のガラス基板
20’ 第1のガラスチップ
21 キャビティ
21’ 開口
22 接合表面
25 第1のガラス基板
26 開口
27 接合表面
31、32、33、34 半導体コンポーネント
40 第2のガラス基板
40’ 第2のガラスチップ
41 キャビティ
41’ 開口
42 接合表面
45 第2のガラス基板
46 開口
47 接合表面
50 キャリア基板
51 リード構造
51’ ボンディングパッド
52 リード構造
52’ ボンディングパッド
53 リード構造
53’ ボンディングパッド
55 ボンドワイヤ
56 リード構造
56’ パッド構造
57 リード構造
57’ パッド構造
58 キャリア基板
60 ゲート誘電体層
61 ソース領域
62 ボディ領域
63 ドレイン領域
65 絶縁材料
66 ドーピング領域
67 ドーピング領域
69 横方向分離面
70 ガラス基板
70’ ガラスチップ
71 接着剤
71’ 開口
72 ガラス接着剤層
72’ 開口
73 接合表面
80 第1のガラス基板
81 開口
83 トレンチ
85 壁
90 第2のガラス基板
91 開口
93 トレンチ
95 壁
Claims (6)
- 半導体デバイスを製造するための方法であって、
第1の表面と、前記第1の表面とは反対側の第2の表面とを備える半導体ウェハを提供するステップであって、前記半導体ウェハが、前記第1の表面上に配置された、複数のドーピング領域と、金属パッドとを備えるステップと、
接合表面と、前記接合表面にあるキャビティおよび開口のうち少なくとも一方とを備える第1のガラス基板を提供するステップと、
前記第1のガラス基板を、1つまたは複数の金属パッドが前記第1のガラス基板のそれぞれのキャビティまたは開口内部に配置されるように、その接合表面で、前記半導体ウェハの前記第1の表面に接合させるステップと、
前記半導体ウェハの前記第2の表面を機械加工するステップと、
前記半導体ウェハの前記機械加工後の第2の表面上に少なくとも1つの金属被覆領域を形成するステップと、
接合表面と、前記接合表面にあるキャビティとを備える第2のガラス基板を提供するステップと、
前記第2のガラス基板を、その接合表面で、前記半導体ウェハの前記第2の表面に接合させるステップと、
前記キャビティを露出させるために前記第2のガラス基板の接合表面と反対の表面を機械加工するステップと、
それぞれの金属被覆領域を形成するために、前記第2のガラス基板の前記露出されたキャビティに金属または金属化合物を充填するステップと、
個々の半導体デバイスを得るために、前記半導体ウェハ、前記第1のガラス基板、および前記第2のガラス基板をダイシングするステップと、
を含む方法。 - 陽極接合、接着接合、溶融接合、およびガラスフリット接合の少なくとも1つによって、前記第1のガラス基板を前記半導体ウェハの前記第1の表面に接合させるステップをさらに含む請求項1に記載の方法。
- 前記金属被覆領域を形成する前に、前記半導体ウェハの前記第2の表面上に金属シード層を形成するステップをさらに含む請求項1又は2に記載の方法。
- 前記金属被覆が、めっき、ペースティング、および印刷の少なくとも1つによって形成される請求項1乃至請求項3のいずれか1項に記載の方法。
- 既定の割断線に沿って前記第1のガラス基板と前記第2のガラス基板にトレンチを設けるステップと、
前記トレンチに沿って割断することによって前記半導体ウェハ、前記第1のガラス基板、および前記第2のガラス基板をダイシングするステップと
をさらに含む請求項1乃至請求項4のいずれか1項に記載の方法。 - 少なくとも1つのボンディングパッドを備えるそれぞれのキャリア基板上に前記個々の半導体デバイスを固定するステップと、
前記金属パッドと前記キャリア基板のそれぞれのボンディングパッドとの間にそれぞれのワイヤボンドを形成するステップと、
それぞれのキャリア基板に固定された前記半導体デバイスを絶縁材料内に封入するステップと
をさらに含む請求項1乃至請求項5のいずれか1項に記載の方法。
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US8803312B2 (en) | 2014-08-12 |
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US8202786B2 (en) | 2012-06-19 |
CN102339757A (zh) | 2012-02-01 |
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US20130328183A1 (en) | 2013-12-12 |
JP2012023368A (ja) | 2012-02-02 |
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