JPWO2011158698A1 - 半導体装置の製造方法及び半導体装置 - Google Patents
半導体装置の製造方法及び半導体装置 Download PDFInfo
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- JPWO2011158698A1 JPWO2011158698A1 JP2012520381A JP2012520381A JPWO2011158698A1 JP WO2011158698 A1 JPWO2011158698 A1 JP WO2011158698A1 JP 2012520381 A JP2012520381 A JP 2012520381A JP 2012520381 A JP2012520381 A JP 2012520381A JP WO2011158698 A1 JPWO2011158698 A1 JP WO2011158698A1
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Abstract
Description
11 電子回路
13 貫通孔
20 ウェハ処理装置
40 テンプレート
40a 表面
40b 裏面
50 開口部
51 流通路
52 電極
52a 第1の電極
52b 第2の電極
60 テスタ
100 制御部
110 液供給装置
120 電源装置
130 貫通電極
140 半導体装置
150 めっき液供給管
151 排出管
160 ポンプ
170 純水供給管
M めっき液
P 純水
W ウェハ
Wa 表面
Wb 裏面
Claims (10)
- 基板表面に複数の電子回路が形成された半導体装置を製造する半導体装置の製造方法において、
厚み方向に貫通し前記電子回路の回路電極に連通する貫通孔が複数形成された基板を、前記複数の電子回路が形成された表面が下方を向くように配置すると共に、
表面において前記貫通孔に対応する位置に開口部が複数形成され、当該開口部から裏面に連通するめっき液の流通路が複数形成され、且つ裏面において前記流通路に対応する位置から前記流通路の内部を通って前記開口部まで延伸する電極が複数設けられたテンプレートを用い、
前記基板の裏面と前記テンプレートの表面が対向するように、前記テンプレートを配置する配置工程と、
その後、前記流通路から前記貫通孔内にめっき液を供給すると共に、前記回路電極を陰極とし、且つ前記電極を陽極として、前記回路電極と前記電極との間に電圧を印加し、前記貫通孔内において、前記回路電極と前記電極に接続される貫通電極を形成する貫通電極形成工程と、
その後、前記回路電極と前記電極との間に電圧を印加し、前記電子回路の電気的試験を行う回路試験工程と、を有する。 - 請求項1に記載の半導体装置の製造方法であって、
前記基板の裏面と前記テンプレートの表面には、それぞれ疎水化処理が施されている。 - 請求項1に記載の半導体装置の製造方法であって、
前記テンプレートの裏面側にはポンプが設けられ、
前記貫通電極形成工程において、前記ポンプを稼動させ、前記流通路から前記貫通孔にめっき液を圧送すると共に、前記流通路と前記貫通孔との間でめっき液を循環させる。 - 請求項1に記載の半導体装置の製造方法であって、
前記電極は、前記流通路の内側面に沿って設けられている。 - 請求項1に記載の半導体装置の製造方法であって、
前記電極は、前記流通路内の中心部を挿通し、前記開口部から突出している。 - 請求項1に記載の半導体装置の製造方法であって、
前記貫通電極形成工程において、前記貫通電極と前記電極が接触する際、前記基板と前記テンプレートとの間に荷重をかけて、前記貫通電極と前記電極とを接続する。 - 請求項1に記載の半導体装置の製造方法であって、
前記貫通電極形成工程において、前記貫通電極と前記電極が接触する際、前記貫通電極と前記電極との間に電圧を印加して、前記貫通電極と前記電極とを溶着して接続する。 - 請求項1に記載の半導体装置の製造方法であって、
前記貫通電極形成工程において、前記貫通電極と前記電極が接触する際、前記貫通電極と前記電極との間に電圧を印加せずにめっきして、前記貫通電極と前記電極とを接続する。 - 請求項1に記載の半導体装置の製造方法であって、
前記回路試験工程において、前記流通路内に純水が充填された状態で、前記電子回路の電気的試験を行う。 - 所定の製造方法を用いて製造される半導体装置であって、
前記所定の製造方法は、
厚み方向に貫通し前記電子回路の回路電極に連通する貫通孔が複数形成された基板を、前記複数の電子回路が形成された表面が下方を向くように配置すると共に、
表面において前記貫通孔に対応する位置に開口部が複数形成され、当該開口部から裏面に連通するめっき液の流通路が複数形成され、且つ裏面において前記流通路に対応する位置から前記流通路の内部を通って前記開口部まで延伸する電極が複数設けられたテンプレートを用い、
前記基板の裏面と前記テンプレートの表面が対向するように、前記テンプレートを配置する配置工程と、
その後、前記流通路から前記貫通孔内にめっき液を供給すると共に、前記回路電極を陰極とし、且つ前記電極を陽極として、前記回路電極と前記電極との間に電圧を印加し、前記貫通孔内において、前記回路電極と前記電極に接続される貫通電極を形成する貫通電極形成工程と、
その後、前記回路電極と前記電極との間に電圧を印加し、前記電子回路の電気的試験を行う回路試験工程と、を有する。
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