JP4728079B2 - 半導体装置用基板および半導体装置 - Google Patents
半導体装置用基板および半導体装置 Download PDFInfo
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- JP4728079B2 JP4728079B2 JP2005294960A JP2005294960A JP4728079B2 JP 4728079 B2 JP4728079 B2 JP 4728079B2 JP 2005294960 A JP2005294960 A JP 2005294960A JP 2005294960 A JP2005294960 A JP 2005294960A JP 4728079 B2 JP4728079 B2 JP 4728079B2
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Description
図1は、本発明による半導体装置の第1実施形態を示す断面図である。半導体装置1は、半導体装置用基板10、半導体チップ30、アンダーフィル樹脂40、および外部電極端子50を備えている。
さらに、露出したチップ接続電極17、外部電極パッド18および樹脂止めパターン19の表面に、無電解めっき等によりAu膜を形成する。これにより、半導体装置用基板10が得られる(図6(b))。
図8は、本発明による半導体装置の第2実施形態を示す断面図である。半導体装置2は、半導体装置用基板20、半導体チップ30、アンダーフィル樹脂40、および外部電極端子50を備えている。半導体チップ30、アンダーフィル樹脂40および外部電極端子50の構成は、半導体装置1におけるものと同様である。
2 半導体装置
10 半導体装置用基板
12 支持基体
13 配線
14 配線層
16 絶縁性樹脂層
17 チップ接続電極
18 外部電極パッド
19 樹脂止めパターン
20 半導体装置用基板
23a 配線
23b 配線
24 配線層
25 ヴィアプラグ
30 半導体チップ
32 バンプ
40 アンダーフィル樹脂
50 外部電極端子
60 導体ヴィア
70 半導体チップ
72 バンプ
80 アンダーフィル樹脂
90 シリコンウエハ
92 シード層
94 樹脂ディスペンサ
D1 載置領域
Claims (11)
- 半導体チップが載置される載置領域を有する半導体装置用基板であって、
支持基体上に設けられ、配線を含む配線層と、
前記配線層上に設けられた絶縁層と、
前記載置領域内に位置する前記絶縁層中に設けられ、前記配線に一端が接続されているとともに、前記半導体チップのバンプに他端が接続されるチップ接続電極と、
前記載置領域外に位置する前記絶縁層中に設けられ、前記配線に一端が接続されているとともに、前記絶縁層上に設けられる外部電極端子に他端が接続される外部電極パッドと、
前記載置領域と前記外部電極パッドとの間に位置する前記絶縁層中に設けられるとともに当該絶縁層の表面に露出し、導電材料によって構成された樹脂止めパターンと、
を備え、
前記絶縁層及び前記樹脂止めパターンは同一面を形成しており、かつ前記絶縁層上のうち前記載置領域の周囲に位置する前記絶縁層上には凸部が形成されていないことを特徴とする半導体装置用基板。 - 請求項1に記載の半導体装置用基板において、
前記樹脂止めパターンは、前記チップ接続電極および前記外部電極パッドと同一の導電材料によって構成されている半導体装置用基板。 - 請求項1または2に記載の半導体装置用基板において、
前記絶縁層の前記表面において、前記樹脂止めパターンの周囲全体が当該絶縁層によって囲まれている半導体装置用基板。 - 請求項1乃至3いずれかに記載の半導体装置用基板において、
前記樹脂止めパターンは、前記載置領域の1辺側にのみ設けられている半導体装置用基板。 - 請求項1乃至4いずれかに記載の半導体装置用基板において、
前記チップ接続電極および前記外部電極パッドを接続する前記配線と前記樹脂止めパターンとは、互いに電気的に絶縁されている半導体装置用基板。 - 請求項5に記載の半導体装置用基板において、
前記配線は多層配線であり、
前記チップ接続電極および前記外部電極パッドは、当該チップ接続電極および外部電極パッドが接続された最上層の配線よりも下層の配線を介して、互いに電気的に接続されている半導体装置用基板。 - 請求項5または6に記載の半導体装置用基板において、
前記樹脂止めパターンは、平面視で、前記チップ接続電極および前記外部電極パッドを接続する前記配線と重ならない領域に設けられている半導体装置用基板。 - 請求項1乃至7いずれかに記載の半導体装置用基板において、
前記チップ接続電極の前記他端上および前記外部電極パッドの前記他端上にそれぞれAu膜が形成されている半導体装置用基板。 - 請求項1乃至8いずれかに記載の半導体装置用基板において、
前記樹脂止めパターンの上面全体が露出するとともに周囲全体が前記絶縁層によって囲まれている半導体装置用基板。 - 請求項1乃至9いずれかに記載の半導体装置用基板と、
バンプを有し、当該バンプが前記チップ接続電極に接続されることにより、当該半導体装置用基板の前記載置領域上に載置された半導体チップと、
当該半導体装置用基板と当該半導体チップとの間に充填されたアンダーフィル樹脂と、
を備えることを特徴とする半導体装置。 - 請求項10に記載の半導体装置において、
前記半導体装置用基板の前記絶縁層上に設けられ、前記外部電極パッドに接続された外部電極端子を備える半導体装置。
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JPH0951015A (ja) * | 1995-08-09 | 1997-02-18 | Citizen Watch Co Ltd | 半導体装置 |
JP2004214255A (ja) * | 2002-12-27 | 2004-07-29 | Casio Comput Co Ltd | 電子部品の接続構造 |
JP2005276879A (ja) * | 2004-03-23 | 2005-10-06 | Sony Corp | 半導体装置及びその製造方法 |
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US5656550A (en) * | 1994-08-24 | 1997-08-12 | Fujitsu Limited | Method of producing a semicondutor device having a lead portion with outer connecting terminal |
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JPH10173003A (ja) * | 1996-12-13 | 1998-06-26 | Sharp Corp | 半導体装置とその製造方法およびフィルムキャリアテープとその製造方法 |
JP2001185651A (ja) * | 1999-12-27 | 2001-07-06 | Matsushita Electronics Industry Corp | 半導体装置およびその製造方法 |
US6828661B2 (en) * | 2001-06-27 | 2004-12-07 | Matsushita Electric Industrial Co., Ltd. | Lead frame and a resin-sealed semiconductor device exhibiting improved resin balance, and a method for manufacturing the same |
JP2003324182A (ja) | 2002-04-30 | 2003-11-14 | Fujitsu Ltd | フリップチップ接合方法及びフリップチップ接合構造 |
JP4291209B2 (ja) * | 2004-05-20 | 2009-07-08 | エルピーダメモリ株式会社 | 半導体装置の製造方法 |
JP4438579B2 (ja) * | 2004-09-14 | 2010-03-24 | 株式会社デンソー | センサ装置 |
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JPH0951015A (ja) * | 1995-08-09 | 1997-02-18 | Citizen Watch Co Ltd | 半導体装置 |
JP2004214255A (ja) * | 2002-12-27 | 2004-07-29 | Casio Comput Co Ltd | 電子部品の接続構造 |
JP2005276879A (ja) * | 2004-03-23 | 2005-10-06 | Sony Corp | 半導体装置及びその製造方法 |
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