TW460927B - Semiconductor device, mounting method for semiconductor device and manufacturing method for semiconductor device - Google Patents

Semiconductor device, mounting method for semiconductor device and manufacturing method for semiconductor device Download PDF

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Publication number
TW460927B
TW460927B TW089100496A TW89100496A TW460927B TW 460927 B TW460927 B TW 460927B TW 089100496 A TW089100496 A TW 089100496A TW 89100496 A TW89100496 A TW 89100496A TW 460927 B TW460927 B TW 460927B
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TW
Taiwan
Prior art keywords
flexible
aforementioned
substrate
mounting
flexible substrate
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Application number
TW089100496A
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English (en)
Inventor
Yasuhiro Koshio
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Toshiba Corp
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Publication of TW460927B publication Critical patent/TW460927B/zh

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    • H01L23/498Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
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    • H01L24/85Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
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    • H01L21/4853Connection or disconnection of other leads to or from a metallisation, e.g. pins, wires, bumps
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  • Wire Bonding (AREA)

Description

46092 A7 B7 五、發明說明(1 ) 【發明領域】 本發明係有關LS I 、VLS 1' ULS I .、G I等 之半導體積體電路用之封裝、將此封裝搭載於實裝基板之 實裝體,及實裝體之製造方法。 【以往技術】 圖1係顯示現在使用之半導體封裝(BGA:BallGdd Array )之一構造例的截面斜視圖。此半導體封裝係於基板 101 ,搭載厚300火m至4 5 0 ym,或其以上之厚度 之砂晶片1 0 2。砍晶片1 0 2之突起電極(電極)係以 基板1 0 1表面上之電極和接合線1 〇 3加以連接。更且 ,自基板1 0 1表面側之電極,介由形成於基板1 〇 1中 之穿孔’與配設於基板1 0 1之背面側的錫球(基板實裝 用端子)1 0 4加以電氣連接。然後,矽晶片1 〇 2則以 模製樹脂1 0 5包覆之形狀,成型封裝。然後,介由錫球 (基板實裝用端子)1 0 4,構成連接於實裝基板的實裝 體。但是,示於圖1之半導體封裝之厚度係薄者亦有1. 2 m m程度,伴隨攜帶機器等之小型化、輕量化等的近年 封裝之薄型化的要求,無法呈充分滿足之封裝厚度。 在此,爲使半導體封裝之厚度更薄,可將封裝之各構 造材料之厚度各別地變薄。但是,單純地將各構成材料之 厚度變薄,封裝之彎曲則變大,會有無法確保做爲製品單 體之平坦性的問題。例如實現〇 . 1 2 m m之封裝之時, 將使用之各構成零件材料,例如將模製樹脂等以該直接之 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱) ----:----------裝--- <請先_閱讀背S--C-注意事fwf i.寫本頁) >5J. 線. 經濟部智慧財產局員工消費合作社印製 460927 A7 B7 五、發明說明(2 ) 物性値(揚氏係數1 2〜2 5 G p a程度)加以使用時, 對於2Omm之長度,產生1.5mm程度之大彎曲。更 且,各構成材料本身之剛性爲高之故,有少許之變位時產 生樹脂龜裂,無法確保做爲製品之可靠性。 由此點,以往中,將封裝厚度極端變薄之時,現狀之 下無法做爲半導體封裝加以成立。 【發明之詳細說明】 本發明係爲解決如上述現況所使用之問題點者,該目 的係提供呈薄型實現低剛性化,且封裝之彎曲爲小,可確 保做爲製品單體之平坦性的半導體封裝。 又,本發明之其他目的係提供整體之厚度爲薄,而且 實裝可靠性之高實裝體。 本發明之更爲其他目的係提供可呈管之側壁等之曲面 地加以實裝,具有低剛性之實裝可靠性之高實裝體。 本發明之更爲其他目的係提供將複數之半導體晶片堆 積向厚度方向,而且整體之厚度爲薄,實裝可靠性之高實 裝體者。 本發明之更爲其他目的係提供提供可將上述實裝體簡 便地加以組裝的實裝體之製造方法者。 爲達成上述之目的,本發明之第1特徵係於主表面形 成複數之金屬配線的低剛性基板(於以下稱「可撓性基板 」)’將此半導體晶片之上之複數連接用墊,和將可撓性 基板上之複數之金屬配線各別電氣連接之連接金屬,和封 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-5 _ 請 先 閱— 讀 背 面-之-注 意 事 項_ ^ ! ϊ裝 頁 訂 經濟部智慧財產局員工消費合作社印製 4 經濟部智慧財產局員工消費合作社印製 民國90年8月呈 A7 B7
&濘?9100496號專利申請案 ’中文說明書修正頁 五、發明説明(3) 入可撓性基板和可撓性半導體晶片之間的封閉構I半所成苛~~~ 撓性·封裝。 有關本發明之第1特徵之可撓性•封裝,係在於令半 導體晶片較通常使用之厚度爲薄,搭載剛性下降的可撓性 半導體晶片之點有所特徵。做爲半導體晶片,爲矽(s i )、鍺(Ge)之元素半導體,或鎵砷(G a A S ),鎵 磷(G a P ),銀磷(I η P ),碳化矽(S i C )等之 化合物半導體晶片亦無妨。更且.,經由可撓性基板等之封 包之各構成零件之厚度之薄化,而使封裝整體呈低剛性化 。爲此,可避免封裝龜裂之產生。又,爲於可撓性基板和 可撓性半導體晶片之間,封入封閉材料之構造之故,可使 封裝之彎曲變得非常小。爲此,可充分確保做爲可撓性· 封裝之製品單體的平坦性。尤其,將封閉構件以線膨脹係 數之低材料加以構成時,可將平常時之平坦性更加確保, 且爲低剛性構成之故,可對曲面加以安裝。又,利用薄低 剛性之特徵,亦可適用於I C卡等。 本發明之第2特徵係於主表面形成複數之實裝配線的 實裝基板;將與複數之各實裝配線電氣連接之複數金屬配 線備於主表面的可撓性基板;配置於可撓性基板之主表面. 上方的可撓性半導體晶片;各電氣連接複數之連接用突起 電極和複數之金屬配線的連接金屬,以及封入於可撓性基 板和可撓性半導體晶片之間的封閉構件所成實裝體。 有關本發明之第2特徵之實裝體中,降低剛性地,搭 載較逋常使用之厚,度爲薄成形之可撓性半導體晶片。更且. ------- —L,'裝-- (請先閱讀背面之注意事項再填寫本頁) 訂 本紙張尺度適用中.國國家標準(CNS ) A4規格{ 210X297公釐) _ β _ 460927 A7 ____ B7 五、發明說明(4 ) ,令可撓性基板等之各構成零件之厚度變薄之故,實裝體 整體則呈低剛性化。因此,即使伴隨做爲組裝作業時之溫 度履歷或動作環境的溫度變化,而產生膨脹系數差的應力 時,可緩和此應力。例如,實裝基板和半導體晶片之線膨 脹係數相互大爲不同之故,經由溫度變化,於高溫側.,實 裝基板對半導體晶片而言,相對地延伸,於低溫側,實裝 基板對半導體晶片而言,相對地縮回。但是,有關本發明 之第2之特徵之實裝體中,半導體晶片之厚度爲薄之故, 於半導體晶片之表面垂直方各之變位之自由度大。即,半 導體晶片於該表面可向垂直方向自在地變位之故,應加可 被加以緩和。因此,經由溫度變化,難以產生內部構造之 破壞,提升實裝可靠性。結果,可確保做爲實裝體之製品 的可靠性。又,爲於可撓性基板和可撓性半導體晶片間封 入封閉構件的構造之故,可使實裝體之彎曲變得很小,可 充分確保製品單體之平坦性。 有關於本發明之第2特徵的實裝體爲低剛性構造之故 ,可實現將實裝基板於曲面構成之形態。因此,做一應用 例,可達成配管等之曲面之實裝等。又,利用薄型且可撓 性之特徵,亦可適用於I C卡等。 本發明之第3特徵係於主表面形成複數之實裝配線的 實裝基板;將與複數之各實裝配線電氣連接之複數之第1 之金屬配線備於主表面的第1之可撓性基板;將複數之第 1之連接用突起電極備於表面,配置於第1之可撓性基板 之主表面上方的第1之可撓性半導體晶片;各電氣連接複 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) >16 . -線· 經濟部智慧財產局員工消費合作社印製 460927 A? B7 五、發明說明(5 ) 數之第1之連接用突起電極和複數之第1之金屬配線的第 1之連接金屬,以及封入於第1之可撓性基板和第1之可 撓性半導體晶片之間的第1之封閉構件;將與複數之第1 之金屬配線電氣連接的複數的第2金屬配線備於主表面的 第2之可撓性基板;將複數之第2之連接用突起電極備於 表面,配置於第2之可撓性基板之主表面上方的第2之可 撓性半導體晶片;各電氣連接複數之第2之連接用突起電 極和複數之第2之金屬配線的第2之連接金屬,以及封入 於第2可撓性基板和第2可撓性半導體晶片之間的第2之 封閉構件所成實裝體。 本發明之第4特徵係(a )將半導體晶片變薄呈1 〇 //m〜1 5 0 之厚度之工程;(b )於實裝基板之主 表面形成複數之實裝配線的工程;(c)於可撓性基板之 主表面形成複數之金屬配線的工程:(d)於可撓性基板 之主表面之上方搭載半導體晶片之工程;及(e )各將複 數之實裝配線,和複數之金屬配線位置配合,相互電氣性 連接的工程所成實裝體之製造方法。 根據有關本發明之第4之特徵之實裝體之製造方法, 可簡單製造整體之厚度爲薄,且低剛性化,實裝可靠性之 高實裝體。 本申請發明之其他以及更進一步之物件及特徵,可明 顯經由伴隨描述之圖說或揭示之申請專利範圍的具體實例 而了解’而此等種種之優異性無法由此相關技術人員根據 使用此技術步驟而被聯想。 本紙張尺度週用中國國家標準(CNS)A4規格(210 X 297公釐)-8 先 m 讀 背 面 注- 意 事 項· 馨裝 訂 經濟部智慧財產局員工消費合作社印製 46〇 … Α7 ..._ Β7 五、發明說明(6 ) 【圖面之簡單說明】 請 先 閱― 讀 背 Φ- 之 注 意 事 圖1係顯示現在使用之半導體封裝之一構造例的截面 斜視圖。 圖2 A係有關本發明之第1實施例之可撓性封裝的截 面構造圖。 圖2 B係爲說明有關本發明之第χ實施例之實裝體之 概略構造的截面圖。 圖3 A係顯示矽晶片之厚度和彎曲量之關係圖。 圖3 B係顯示矽晶片之厚度和曲率半徑之關係圖。 圖4 A係顯示形成於矽晶片之背面的切削紋圖。 訂 圖4 B係說明切削紋角0 S 1 〇 °之試料圖。 圖4 C係說明切削紋角0 2 8 0 °之試料圖。 圖5 A係爲說明有關本發明之第1之實施例之變形例 的實裝體之槪略構造截面圖。 圖5 B及5 C係說明有關本發明之第1實施例之變形 例的實裝體之溫度變化的彎曲之截面圖。 .. 1 1 經濟部智慧財產局員工消費合作社印製· 圖6 A係說明做爲比較例使用厚之矽晶片的實裝體之 槪略構造之截面圖。 圖6 B及圖6 C係爲說明顯示圖6 A之實裝體之溫度 變化的彎曲的截面圖。 ‘圖7係說明矽晶片之厚度和T C T可靠性之關係的圖 表。 圖8 A乃至圖8 Η係顯示有關本發明之第1實施例的 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -9 - 460927 A7 B7 五、發明說明(7 ) 安裝體之製造方法的工程圖。 圖9A乃至圖9D係做爲有關本發明之第1實施例的 安裝體之製造方法的變形例,說明可撓性•封裝之導線間 黏著法的工程截面圖。 圖10係有關本發明之第2實施例之堆疊構造之安裝 體的截面構造圖。 圖1 1 A係有關本發明之第3實施例之可撓性•封裝 及使用此安裝體之截面構造圖。 圖1 1 B係顯示有關本發明之第3實施例之可撓性· .封裝之切下工程的截面圖。 圖1 2係有關本發明之第3實施例之安裝體之截面構 造圖。 圖1 3係有關本發明之第4實施例之可撓性·封裝及 使用此安裝體之截面構造圖。 圖1 4 A係有關本發明之其他之實施例之可撓性•封 裝之截面構造圖。 圖1 4 B.係有關本發明之另一其他之實施例之可撓性 •封裝之截面構造圖。 主要元件對照表 1 0 開口部 '11 可撓性基板 1 2 a ’ ...,1 2 j…金屬配線 1 3 模槽 本紙張尺度適用中國國家標準(CNS)A4規格(210x297公釐)-10 - --------------裝 i I (請先齓讀背fi-<_注意事twcj、寫本頁) *δ1 --線. 經濟部智慧財產局員工消費合作社印製 460927 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(8 ) 14 可撓性半導體晶片 1 5 a ’…,1 5 j ,…連接金屬 1 6 封入_件 1 9 a ’…,1 9 j… 連接用埋入金屬 2 1 女裝基板 2 2 a ’…,2 2 j ,…安裝配線 2 3 導電性黏著劑 3 0 試料 3 1 砂晶圓 3 2 溝 3 3 作業台 34 旋轉切割用刀刃 3 5 平面環 3 6 表面保護帶 3 7 作業台 3 8 砥石 3 9 切削紋 4 0 工具 4 1 圖案形成面 5 0 黏著劑 5 0a 第1之黏著劑 '50b 第2之黏著劑 6 0 導電性材料(導電性黏著材) 7 0 可撓性基板(聚醯亞胺基板) --------------裝--- 請先酊讀背务t注意事項寫本頁) 線· 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-11- d6〇927 A7 B7 五、發明說明(9 ) 7 1 a ,…,7 1 j… 束導線(銅箔) 7 7 a,…,7 7 j ,··· 導線端子 7 9 a,…,7 9 j ,…焊錫 8 1 曲面 9 1 a ’ …’ 9.1 j ,…,9 1 k,…,9 1 m 接合 墊 9 2 a ,…,9 2 j ,…連接用埋入金屬 9 ' 5 a 、9 5 J·焊錫 1 0 1 基板 102 矽晶片 103 接合線 10 4 錫球(基板實裝用端子) l〇4a,···,l〇4d,l〇4e,l〇4f, 104g,…,l〇4j 錫球 10 5 模製樹脂 111 第2之可撓性基板(P E T基板) 112 第1之可撓性基板 1 2 1 a 1 ,…,1 2 1 j… 第2之金屬配線 1 2 2 a,…,1 2 2 j… 第1之金屬配線 14 1 第2之可撓性半導體晶片, 14 2 可撓性半導體晶片 '14 4 可撓性半導體晶片 1 5 1 a,…,1 5 1 j ,… 第2之連接金屬 1 5 2 a,…,1 5 2 j ,… 第1之連接金屬 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-12 - ------1 I---I I . I 1 (請先*閱讀背®-t注意事ftcv寫本頁) *SJ· --線· 經濟部智慧財產局員工消費合作社印製 4 6092 7 A7 B7 五、發明說明(1〇 ) 第1之連接金屬 經濟部智慧財產局員工消費合作社印製 16 1 封閉構件 16 2 封閉構件 164 封閉構件 7 0 4 第1之可撓性基板 71.4a,…,714j·.. 7 1 1 a、…7 1 1 j…、束導線 7 1 2 a、…7 1 2 j…、束導線 7 1 3 a、…7 1 3 j…、束導線 7 1 4 a、…7 1 4 j…、束導線 多種具體化之揭示發明則經由參考附圖 而於附圖之中相同或類似之參考符號則附予 構件或元件,而對於相同或類似之構件或元 加以省略或簡化。一般而言則因襲半導體裝 將被得知於多樣之圖式中,而此等圖示非以 述,以及於詳細情況下層厚則爲了容易地被 被任意的描繪。於如下之描述中,許多特定 四分之一,如特定之厚度數等,以提供倏爲 用。無論如何,此將對於熟知此技術之人爲 而此發明仍可能在於無該特定細節下被實行 '如圖2 A所示,有關本發明之第1實施 封裝係於主表面形成複數之金屬配線1 2 a 的可撓性基板1 1,配置於此可撓性基板1 第1之金屬配線 被加以描述, 相同或類似之 件之描述,則 置之描述。其 相等之比例描 解讀,此圖則 之細節則設爲 了解本發明之 明顯之揭示, 〇 例之可撓性· ’…,1 2 j 1之上方,具 請 先. 閱 讀 背 之-注 意 事 項Γ)·f裝 頁 訂 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐〉 -13 - Δ6〇927 Α7 Β7 五、發明說明(11) 有複數之連接用突起電極的可撓性半導體晶片14;各與 複數之連接用突起電極和複數之金屬配線電氣連接的連接 金屬1 5 a,…,1 5 j ,…;及封入可撓性基板1 1和可 撓性半導體晶片1 4間的封入構件1 6所構成。 金屬配線係於可撓性基板1 1上,做爲呈複數之放射 狀延伸之鋁(A 1 )配線1 2 a,...,1 2 j ,…加以構成 。A 1配線1 2 a,…,1 2 j…之厚度係例如9 v m。可 撓性基板1 1係有蛰基板爲佳,於本發明之第1實施例中 ,使用聚對苯二甲酸乙二醇酯(PET)材。可撓性基板 (PET基板)11之厚度係10〜50μιη爲佳。圖 2Α中,例如呈3 8/zm。經由將可撓性基板(PET) 1 1之厚度變薄,達成低剛性化。又,做爲可撓性半導體 晶片1 4,使用矽晶片1 4。又,矽晶片1 4之厚度係 1 0 μ m〜1 5 0 # m。例如呈5 0 /m地極力加以薄化( 製造方法則後述)。然後,形成於此可撓性基板(P E T 基板)11之主表面的A1配線12a上,做爲連接金屬 ,配置使用高導電性材料之金(A u )的突起電極1 5 A ,…於A 1配線1 2 j上,配置金(Au)突起電極 1 5 j ...。圖示雖加以省略,於對應矽晶片1 4之表面之 周邊部之金(Au )突起電極1 5 a ’1 5 j…的位置 ,配置有鋁(A 1 )等之金屬薄膜所成連接突起電極。然 後, A 1配線1 2 a和砂晶片1 4上對應之連接突起電極 則介由金(A u )突起電極1 5 a加以連接’…’ A 1配 線1 2 j和矽晶片1 4上對應之連接突起電極則介由金( 請 先, 閱 讀 背 Φ 之-注 意 I- h r裝 頁 訂 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -14 - 460927 A7 --------B7_____ 五、發明說明(12 ) 請先閲讀背s'-t注意事本頁) A u )突起電極1 5 j加以連接,構成倒裝晶片構造。金 (A u )突起電極1 5 a,...,1 5 j ...之厚度係例如2 0 # m。然後,爲保護包含此突起電極連接部分之矽晶片 1 4之表面,矽晶片1 4之表面係經由線膨脹係數α = 〇 · 0 1〜3 0 p p m/t之材料所成未充滿孔1 6加以 封閉。具體而言,做爲封閉構件,例如使用線膨脹係數α =0 . 1〜15ppm/°C程度之ACF樹脂所成未充滿 孔1 6。 圖2 B係有關將圖2 A所示之可撓性•封裝安裝於安 裝基板構成之本發明之第1實施例的安裝體之截面構造圖 。於可撓性基板(P E T基板)1 1之中央部中,形成收 容矽晶片1 4之模槽1 3。於P W B ( pnnted wiring board ),可撓性印刷電路板(F P C )等之安裝基板2 1之主 表面,配置呈厚1 8 ym〜2 2 "m之複數放射狀延伸之 安裝配線2 2 a,…,2 2 j ,…然後,可撓性基板( PET基板)1 1之主表面之A 1配線1 2 a和安裝基板 經濟部智慧財產局員工消費合作社印製 2 1之安裝配線2 2 a ,介由導電性黏著劑2 3相互連接 ,…,A 1配線1 2 j和安裝配線2 2 j則介由導電性黏 著劑2 3相互加以連接,構成有關本發明之第1實施例的 安裝體。 於有關此構造之本發明之第1實施例的安裝體中,如 圖2’ B所示,自可撓性基板(P E T基板)1 1之最高端 至安裝配線2 2的上面,例如呈1 2 0 之程度,可實 現現在所未如使用之薄封裝’和具有安裝可靠性的安裝體 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 15 ”46092 7 A7 B7 五、發明說明(13) 〇 然後,爲將可撓性基板(PET基板)11之A1配 線1 2 a,…,1 2 j ,…之極爲薄膜北之可撓性之较晶 片14,介由Au金屬15a,…,1 5 j ,…,以倒裝 晶片構造加以連接的構造之故,可將封裝之彎曲變得非常 小。於矽晶片1 4和可撓性基板(P E T基板)1 1之間 ,封入樹脂1 6即可。又,於矽晶片1 4和安裝基板2 1 之主表面間,封入耐焊劑等之樹脂即可。具體而言,於圖 1所示之安裝體中,ί_吟如上述之2 Omm之長度,產生 1 . 5 m m程度之大__,有關本發明之第1實施例之安: 裝體之變曲係對於l|||m m之長度,可抑制彎曲至 0 . 1 _ 5 m m 前後。 通常市售之晶片厚度係雖相關於晶片尺寸,爲4 5 0 "瓜至1mm程度。例如於6英吋晶圓中,具有6 0 〇 至6 5 0 之厚度。伴隨晶圓尺寸的變大,晶圓厚 度亦會變厚。有關使用於本發明之第1實施例的安裝體的 矽晶片1 4之厚度係較如此通常之市售之晶圓之厚度,極 力加以薄化者爲佳。.經由極薄化,可使至破壞砂晶片1 4 之矽晶片1 4彎曲量變大。即,將矽晶片1 4之厚度極薄 化,經由呈可撓性,可使至破壞矽晶片1 4之矽晶片1 4 彎曲之曲率半徑變小。將顯示此效果之實驗結果圖示於圖 3 A’及圖3 B。 圖3 A係如圖4 B及圖4 C所示’顯示使用短刪狀之 矽晶片所成試料3 0進行破裂實驗之時的矽晶片之厚度和 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-16 請 先 閱-讀 背 φ 之. 注 意 ί裝 頁 訂 線 經濟部智慧財產局員工消費合作社印製 460927 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(14 ) 彎曲之關係圖。試料3 0係於寬度5 mm具有所定之長度 。另一方面’此破裂實驗中,準備具有呈2個支點的邊緣 的測定治具。2個支點間之距離爲5 m m。然後,橫跨呈 2個支點之邊緣間地,選擇短冊狀之矽晶片3 0之長度方 向加以配置,於2個支點之中央部加上破裂壓力,測定彎 曲度。 然而,將矽晶圓3 1更爲切削之薄膜化時,於矽晶圓 3 1之背面,如圖4 A所示,切削之圓弧放射狀之「切削 紋」3 9則於整面產生。切削係如圖4 A所示,將矽晶圓 3 1貼附於表面保護帶3 6加以固定進行。表面保護帶 3 6係貼附於平面環3 5,於除去此表面保護帶3 6之皺 折的狀態下,貼附矽晶圓3 1加以固定。 如圖4 B及圖4 C所示的寬5 mm之短冊狀之矽晶片 所限定之面積內,切削線3 9更正確而言係各切削線3 9 之接線係做爲幾近平行之複數線之模樣而近似。在此,於 本發明中,試料之長邊附近之切削線3 9之接線方向,對 於試料之長邊所成角定義爲「切削紋角0」。圖3 A中之 曲線P 1係顯示如圖4 B所示之切削紋角Θ S 1 〇 °之矽 晶片所成試料的結果。圖3 A中之曲線P 2係顯示如圖 4 C所不之切削紋角0 g 8 0 °之砂晶片所成試料的結果 。於呈圖4 B所示之切削紋角0 $ 1 〇°之的方向切出之 試料者,較於呈圖4C所示之切削紋角0280°之方向 切出之試料者,彎曲量爲大,對於抗破裂爲強。 因此,本發明之第1實施例中,可將矽晶片做爲可撓
請 先 閲' 讀 背 之-注 意 事 項— A t 裝 訂 線 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-17 - A7 460927 ______B7___ 五、發明說明(15 ) 性半導體晶片1 4加以使用者爲佳。 圖3 A中之曲線p 1之矽晶片,和曲線P 2之矽晶片 係幾近呈長方形之長邊的正交關係。然後,可由圖3 A明 白得知,晶圓厚度變得愈薄,至破裂之彎曲量則愈大。 圖3 B係顯示矽晶片之厚度和曲率半徑之關係圖。與 圖3 A同樣地,顯示矽晶片之寬度爲5 m m時之測定結果 。圖3 B中之曲線W1係顯示示於圖4 B之切削紋角0 S 1 0 °之試料結果,曲線W 2係顯示示於圖4 C之切削紋 角Θ280。之試料結果。可由圖3B明白,矽晶片之碟 度變得愈薄,矽晶片至破裂之矽晶片之彎曲之曲率半率愈 小,可呈可撓性者。然後,向呈切削紋角S 1 0 °之方向 ,切出之試料W1者,較向呈切削紋角280°之方向, 切出之試料W 2者,矽晶片之彎曲曲率半徑量爲小,對抗 破裂之能力爲強。由圖3 B之結果得知,於本發明之第1 實施例中,將呈之切削紋角0 S 1 0°之方向所切出之矽 晶圓,做爲可撓性半導體晶片1 4加以使用者爲佳。 於本發明之第1實施例中,就例子而言,適用5 0 # m之厚度的矽晶片1 4。但是,矽晶片1 4係有1 0 至1 5 0 μπι程度之厚度時,可得同樣之效果。尤其 ,以3 0 //m至1 〇 〇 /zm程度之厚度爲佳。當呈3 0 # m以下之時,矽晶片1 4之處理會變得困難之故,在工 業上非合理之厚度。
圖5 A係有關本發明之第1實施例之變形例的可撓性 •封裝及使用此之安裝體之室溫的截面構造圖。如圖5 A 私紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-18 11!!11 — ! :^一 i I (請先k讀背面之注意事項14容本頁) Ή --線· 經濟部智慧財產局員工消費合作社印製 ^ 46092 A7 B7 五、發明說明(16 ) 所示,有關本發明之第1實施例之實施例之變形例的可撓 性•封裝係呈複數之放射狀延伸之鋁(A 1 )配線1 2 a ’ 1 2 j ,…,於配置於主表面之可撓性基板1 1上 ’配置矽晶片1 4加以構成。然後,形成於此可撓性基板 1 1之主表面的A 1配線1 2 a上,配置有金(Au)突 起電極1 5 a,…,於A 1配線1 2 j上,配置有金(’ A u )突起電極1 5 j ,…。對應於矽晶片1 4之表面之 周邊部的金(A u )突起電極1 5 a,…,1 5 . j ,…之. 位置中,配置有鋁(A 1 )等之金屬薄膜所成連接接合墊 。然後,A 1配線1 2 a和矽晶片1 4上所對應之連接接 合塾則介由金(Au )突起電極1 5 a加以連接,…, A 1配線1 2 j和矽晶片1 4上所對應之連接接合墊則介 由金(Au)突起電極15 j加以連接,構成覆晶構造又 ,矽晶片1 4之厚度係形成呈1 5 0 y m以下之厚度。然 後,爲保護包含此突起電極連接部分之矽晶片1 4之表面 ,矽晶片1 4之表面係經由未充滿狀態1 6加以封閉。於 可撓性基板1 1之周邊部,設置貫穿可撓性基板1 1之穿 孔。埋入此穿孔設置連接用埋入金屬1 9 a ,…,1 9 j …。連接用埋入金屬1 9 a,…,1 9 j…係各別連接於 可撓性基板(PET基板)1 1之主表面之A 1配線 1 2 a ,···,1 2 j ,…。 '另一方面,於實裝基板2 1之主表面,配置有實裝配 線 2 2 a ,…,2 2 d ,2 2 e ,2 2 f ,2 2 g ,…, 2 2 j ,…。然後,埋於可撓性基板1 1之連接用埋入金 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) _ Ί 9 - I----------1·裝· — : - -"-y (請先閱讀背面之注意事項^4'寫本頁) -SJ· -丨線· 經濟部智慧財產局員工消費合作社印製 460927 A7 B7 五、發明說明(17 ) 屬1 9 a ,….,1 9 j…和配置有實裝配線2 2 a 2 2 d,2 2 e,2 2 f,2 2 g,…,2 2 j ,…,則 介由錫球 1 0 4 a’,…,1 0 4 d,1 〇 4 e,1 〇 4 f ,1 0 4 g,…,1 0 4 j加以相互連接。 圖5 B及圖5 C係爲說剔1有關示於圖5A之本發明 之第1實施例之安裝體之溫度變化所產生彎曲的聲面圖, 圖.5 B係1 2 5 °C之高溫,圖5 C係一5 5 °C之低溫時之 矽晶片1 4,可撓性基板1 1及安裝基板2 1等之彎曲加 以模式性顯示者。安裝基板2 1係線膨漲係數a M b = 1 5 〜1 8 P P m / °C程度者’與矽之線膨漲係數a s i = 3 . 5 p pm/t程度者大爲不同。但是,有關本發明之 第1實施例之變形例的安裝體中’矽晶片1 4之厚度爲薄 之故,於矽晶片1 4之表面垂直方向之變位之自由度爲大 。即,矽晶片1 4於該表面可向垂直方向自由自在加以變 位之故,經由溫度變化’安裝基板2 1則對於矽晶片1 4 對 相對性之產生延伸(1 2 5 °C )或縮小(一 5 5 °C ) 經濟部智慧財產局工消費合作社印製 於錫球 104a,…’ 104d,104e,104f ’ 104g,…,l〇4j之應力亦會被緩和。因此,難以 經由溫度變化而破壞錫球1 〇 4 a ’…,Γ 0 4 d ’ 104e.,104f ’ l〇4g,…,104j ,可提升 安裝可靠性。 •另一方面.,圖6 A係爲說明有關示於圖5 A之第1實 施例之變形例的安裝體比較例之槪略構造的截面圖。此比 較例係在於使用厚度3 0 0 //m之厚矽晶片上’與示於圖 私紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -20 - 460927 A7 —---B7 五、發明說明(18 ) 、 5 a之安裝體不同,但其他之構造爲共通的。然後,圖 (請先閱讀背面之注意事項ik本頁) 6 B及圖6 C係爲說明係有關示於圖6 A之比較例之安裝 體之溫度變化所產生彎曲的截面圖。即,圖6 B係1 2 5 °C之高溫,圖6 C係一 5 5 °C之低溫時之矽晶片1 4,可 撓性基板11及安裝基板21等之彎曲加以模式性顯示者 。於有關此比較例的安裝體中,矽晶片1 4之厚度爲厚之 故,於矽晶片1 4之表面垂直方向之變位之自由度爲小, 爲剛性者。因此,與圖5 B及圖5 C之時不同,矽晶片 1 4係於該表面無法向垂直方向變位之故,經由溫度變化 ,安裝基板2 1則對於矽晶片1 4相對性之產生延伸( 1 2 5 °C )或縮小(一 5 5 °C ),對於錫球1043’〜 ,104d,104e,104f,104g,···, 1 0 4 j ,和之連接用埋入金屬1 9 a,…,1 9 j…間 ,或對於錫球1 0 4 a,…,1 〇 4 d,1 〇 4 e, 1 Ο 4 ί,1 Ο 4 g,…,1 Ο 4 j 和實裝配線 2 2 a, …,2 2 d,2 2 e,2 2 ί,2 2 g,…,2 2 j,… 間會產生大的應力。又錫球1 Ο 4 a,…,1 〇 4 d, 經濟部智慧財產局員工消費合作社印製 104e,l〇4f,104g,…,l〇4j 本物亦會 產生大的應力之故,而使得錫球產生破壞。 圖7係說明矽晶片之厚度和T C T可靠性之關係圖。 伴隨矽晶片之厚度之變薄,可知T C T可靠性會增加。然 後/顯示矽晶片之厚度和T C T可靠性之比例關係的傾向 ,則於矽晶片厚度1 5 0 # m中,可知會爲大的變化。即 ,於矽晶片厚度1 5 0 # m以上時’變化矽晶片之厚度’ 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) _ 21 - 4-60927 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(19 ) T C T可靠性不會有明顯之變化,但於矽晶片厚度1 5 0 ^ m以下時’減少矽晶片之厚度,可知τ C T可靠性顯著 地提升。即,圖7係於矽晶片之厚度和T C T可靠性之關 係中,矽晶片厚度1 5 0 爲其變曲點。 接著,對於有關本發明之第1實施例的安裝體之製造 方法加以說明。 - (a )首先,經由所定之光蝕刻工程,C V D工程、 氧化工程、離子植入工程、蝕刻工程,於矽晶圓3 1之表 面,形成半導體積體電路之所定圖案。然後,將P S G膜 、B P S G膜、砂氮化膜(S i 2N4膜)等之鈍化膜堆積 於砍晶圓3 1之表面。即於砂晶圓3 1之表面,以setp and repet之方式,以周期性地形成半導體積體電路之圖案。圖 案和圖案之間呈切割線。然後,如圖8 A所示,將形成半 導體積體電路之圖案之矽晶圓3 1,令半導體積體電路之 圖案形成面4 1側爲上,於切割裝置之作業台3 3以所定 之方式加以固定。例如經由真空室’吸附固定矽晶圓3 1 。然後,旋轉切割用刀刃3 4,將較有關本發明之第1實 施例之可撓性•封裝用之晶片厚度(例如5 0 // m )至少 5 # m程度深度溝3 2,沿切割線加以形成。 (b )接著,如圖8 B所示,將平面環3 5貼附於表 面保護帶3 6。然後,於平面環3 5 ’除去表面保護帶 3 之皺紋等之狀態下,於圖8 A中,將形成溝3 2之矽 晶圓3 1之圖案形成面4 1 ,貼附固定於表面保護帶3 6 之黏著劑側。 (請先閱讀背面注意事項kCt寫本頁> 裝 訂· .線. 本紙張尺度適用中國國家標準(CNS〉A4規格(210 X 297公釐) -22 · 460927 A7
五、發明說明(2〇 ) (C )然後’例如使用橫向切削法,切削矽晶圓3 1 之背面。即,如圖8 C所示’將以平面環3 5和表面保護 (請先閱讀背面之注意事項"本頁) 帶3 6所保持之#晶圓3 1 ’吸附固定於切削裝置之作業 台3 7。然後’抵觸於砥石3 8地’切削砂晶圓3 1之背 面。此時,將作業台3 7和砥石3 8各別加以旋轉,矽晶 圓3 1之背面(切削面)到達溝3 2地加以切削。切削面 到達溝3 2時,矽晶圓3 1係分割呈各別之晶片,此切削 深度係考慮矽晶圓3 1之厚度(例如5 0 // m )加以設定 〇 (d )然後,如圖8 D所示,將分割之各矽晶片1 4 所黏著固定之平面環3 5設置於晶片接合裝置。然後,使 用拾取針等之工具4 0,越過表面保護帶3 6,對於圖案 形成面3 2,各下方施加壓力。結果,矽晶片1 4.自表面 保護帶3 6剝離。如此地,完成例如5 0 // m厚度之薄可 撓性矽晶片1 4。 (e )接著,做爲可撓性基板,準備厚度爲例如3 8 # m程度之薄連續帶狀之P E T基板1 1。於此連續帶狀 經濟部智慧財產局員工消費合作社印製 之P ET基板1 1之主表面,全面地堆積厚9 程度之 A 1薄膜。然後,經由蝕刻法加以圖案化’如圖8 E所示 ,於此連續帶狀之PET基板11之主表面上’形成複數 之放射狀延伸之A 1配線1 2 a ’…’ 1 2 j ’…之圖案 。Α ί配線1 2 a,…,1 2 j ,…之圖案係使用網版印 刷法加以進行亦可。經由此A 1配線1 2 a ..... 1 2 j ,…之圖案化,於連續帶狀之PET基板11之主表面之 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -23 - 460927 A7 B7 五、發明說明(21 ) 所定處,周期性地形成露出P E T基板1 1之問口部1 0 。此開口部1 0係晶片ί合載用之矩形窗部。 (請先閱讀背面之注意事項t寫本頁) (f )接著,如圖8 f所示,於各晶片搭載用之開口 部1 0,將連接用樹脂之A C F樹脂(或A C F樹脂亦可 )1 6,經由接合法加以塗佈。 (g )接著,如圖8所示,進行P E T基板1 1側之 A 1配線1 2 a,…,1 2 j ,…和矽晶片1 4側之A u 突起電極1 5 a,…,1 5 j ,…之位置配合,將矽晶片 1 4搭載於PRT基板上。之後,加熱至1 2 0°C之程度 ,將連接用樹脂溶融’更且經由硬化,將矽晶片1 4固定 於P E T基板1 1上。於此階段中,於連續帶狀之P E T 基板1 1上,呈周期性配置之開口部1 0,搭載各矽晶片 1 4,呈連續複數封裝形成之狀態。因此,接著,如圖 8 Η所示切割呈各可撓性•封裝。於圖8 Η中,顯示呈放 射狀延伸之1 6條之A 1配線1 2 a ’…,1 2 j ’…, 12〇 ,_12p之圖案。 經濟部智慧財產局員Η消費合作社印製 (h)另一方面,準備另外之安裝基板21,於此安 裝基板2 1之主表面,經由飩刻法或網版印刷法等,圖案 化呈放射狀延伸之實裝配線2 2 a ’…’ 2 2 j ’…。然 後,於實裝配線2 2 a ’…,2 2 j ’…上’塗佈導電性 黏著劑2 3。做爲導電性黏著劑2 3 ’例如可使用包含鎳 (N i )粒子等之導電粒子層的ACF樹脂或ACP樹脂 等。接著,進行A 1配線1 2 a ’…,1 2 j ’…和實裝 配線2 2 a ’…,2 2 j ’…間之相互位置配合,於安裝 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -24 - 460921 a7 一 B7 五、發明說明( 22) 基板2 1上搭載可撓性•封裝。於此狀態,將導電性黏著 劑2 3加熱至所定之溫度,熔解導電性黏著劑2 3,更且 經由硬化’將可撓性•封裝固定於安裝基板2 1上。由此 ,完成有關示於圖2 B所示之本發明之第1實施例的薄型 實裝體。 又,向有關本發明之第1實施例之可撓性•封裝之安 裝基板2 1的安裝係可以其他方法進行。例如,代替使用 如上之導電性黏著劑2 3的方法,使用「導線間黏著法」 亦可。 (1 )即,如圖9A所示,於露出PET基板1 1之 A 1配線1 2 d,1 2 e,1 2 f間之P E T基板1 1的 部分,塗佈第1之黏著劑5 0 a。 (ϋ )同樣地,如圖9 B所示,於露出安裝基板 2 1側之安裝配線2 2 d,2 2 e,2 2 f間之安裝基板 2 1的部分,塗佈第2之黏著劑5 0 b。第2之黏著劑 5 0 b係與第1之黏著劑5 0 a同種類之黏著劑亦可。 (iii )然後,如圖9 C所示,進行P E T基板1 1之 經濟部智慧財產局員工消費合作社印製 A1配線12d,12e,12f和安裝基板21側之安 裝配線2 2 d、2 2 e、2 2 f之位置配合,連接A 1配 線 1 2 d ’ 1 2 e,1 2 f 和安裝配線 2 2 d、2 2 e、 2 2 f地’於兩者間加上壓力。由此,P E T基板1 1側 之第1之黏著劑5 〇 a和安裝基板2 1側之第2之黏著劑 50b間被黏著,A1配線12d,12e,12f和安 裝配線2 2 d、2 2 e、2 2 f係金尉間呈強烈接觸之狀 本紙張尺度適用中國國家標準(CNS)A4規格(21〇 x 297公釐)_ 25 - 460927 A7 B7 五、發明說明(23 ) ----— — — ——-----裝 i I . : 二}. (請先閱讀背面之注意事項t寫本頁) 態。另一方面,A 1配線1 2 d,1 2 e ,1 2 f間之 PET基板1 1和和安裝配線22d、22e、2 2 f間 之安裝基板2 1係經由黏著劑5 〇。在此黏著劑5 0係結 合第1之黏著劑5 0 a和第2之黏著劑5 0 b間,而呈一 體者。 導線間黏著法中,第1之黏著劑5 0 a和第2之黏著 劑5 0 b係無需爲導電性黏著劑,可選擇黏著力強之種種 黏著劑。又,使用低溫硬化型之黏著劑時,可進行常溫下 之對安裝基板21之可撓性·封裝之安裝。 於本發明之第1實施例中,具有如以下之優點。 --線· (1 )將矽晶片1 4變得極薄,令矽晶片之剛性下降 的同時,使插入式選擇指1 1等之各構成材料之厚度變薄 ,而呈可撓性之故,可使封裝整體低剛性化。由此,可避 免因變位之封裝之龜裂之產生,可確保做爲製品而言之可 靠性。 經濟部智慧財產局員工消費合作社印製 (2 )於插入式選擇指1 1和矽晶片1 4間,封入低 線膨脹係數α之A C F樹脂等之封閉構件1 6的構造者。 因此,可使起因於實裝體安裝時之溫度經歷所產生之實裝 體之彎曲娛得非常的小,可充分確保做爲實裝體之製品單 體的平坦牲。 本發明之第2實施例係將可撓性·封裝呈2段堆積的 堆疊構造的實裝體。即,如圖1 0所示於主表面,在於複 數之安裝配線2 2 a,…,2 2 j ,…形成之安裝基板 2 1上,如同圖2 b所示,面對第1及第2之可撓性•封 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)26 - A7 B7 460927 五、發明說明(24 ) 裝向縱方向堆積2枚。安裝基板2 1係例如由PWB、 F P C等所構成。於安裝基板2 1之主表面中,配置厚 (請先閱讀背面之注意事項再故寫本頁) 1 8 "m〜2 2 //m之複數呈放射狀延伸之安裝配線 2 2 3 ' · 1 2 2 j ,...〇 第1之可撓性•封裝係由第1之可撓性基板1 1 2, 和配置於可撓性基板112之主表面上方的可撓性半導體 晶片1 4 2,和將可撓性半導體晶片1 4 2,和複數之第 1之金屬配線1 2 2 a ,…,1 2 2 j…各別電氣連接的 第1之連接金屬1 5 2 a,…,1 5 2 j ,…及封入於可 撓性基板1 1 2和可撓性半導體晶片1 4 2之間的第1之 封閉構件1 6 2所成。在此,可撓性基板1 1 2係由 P E T材所成。然後,做爲第1之金屬配線,將複數呈放 射狀延伸之鋁(A 1 )配線1 2 2 a,…,1 2 2 j_ ,… ,具有於可撓性基板1 1 2之主表面。第1之可撓性半導 體晶片係矽晶片1 4 2,圖示雖加以省略,於晶片之表面 周邊部,具有複數之第1之連接用接合墊。做爲第1之連 接金屬之金(Au)突起電極152a ,…,152j , 經濟部智慧財產局員工消費合作社印製 …,係各電氣連接複數之第1之金屬配線1 2 2 a ,…, 12 2],…和第1之可撓性半導體晶片1 4 2上之複數 之第1之連接用接合墊。即,於第1之A 1配線1 2 2 a 上配置第1之金(Au)突起電極152a ,於第1之 Α Γ配線1 2 2 j上配置第1之金(A u )突起電極 152j 。第1之A1配線122a和第1之矽晶片 1 4 2上所對應的連接接合墊則介由第1之金(A u )突 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -27 - A7 460927 ___ ._B7___ 五、發明說明(25) (請先閱讀背面之注意事項秦4寫本頁) 起電極1 5 2 a ,構成第1之覆晶構造。然後,爲保護包 含此突起電極連接部分的第1之矽晶片1 4 2之表面,第 1之矽晶片1 4 2'之表面係經由第1之封閉構件1 6 2加 以封閉。 · 經濟部智慧財產局員工消費合作社印製 同樣地,第1之可撓性•封裝係由第2之可撓性基板 (PET基板)111,和配置於第2之可撓性基板 1 1 1之主表面上方的第2之可撓性半導體晶片1 4 1, 和將第2之可撓性半導體晶片141,和複數之第2之金 屬配線1 2 1 a,…,1 2 1 j…各別電氣連接的第2之 連接金屬1 5 1 a,…,1 5 1 j ,…及封入於第2之可 撓性基板1 1 1和第2之可撓性半導體晶片1 4 1之間的 第2之封閉構件1 6 1所成。於第2之可撓性基板1 1 1 形成複數之第2之金屬配線1 2 1 a ’…,1 2 1 j…。 此複數之第2之金屬配線1 2 1 a ,…,1 2 1 j…係各 電氣連接第1之可撓性•封裝之複數之金屬配線1 2 2 a ,…,1 2 2 j…。在此,第2之可撓性半導體晶片係矽 晶片1 4 1,令複數之第2之連接用接合墊具備於表面, 做爲第2之連接金屬之金(Au)突起電極1513’一 ,1 5 1 j ,….係各電氣連接第2之可撓性半導體晶片 1 4 1上之複數之第2之連接用接合墊,和複數之第2之 金屬配線1 2 1 a,…,1 2 1 j ,…構成第2之覆晶構 造。. 然後,第2之可撓性·封裝係將形成第2之A 1配線 配線1 2 1 a,…,1 2 1 j…的第2之可撓性基板 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-28 - 4 6 0 9 2 7 A7 ______B7__ 五、發明說明(26 ) 1 1 1,使第2之A 1配線位於外側地向下側彎折。同樣 地,第1之可撓性•封裝係將形成第1之A 1配線配線 1 2 2 a,…,1_ 2 2 j…的第1之可撓性基板1 1 1 ’ 使第1之A 1配線位於外側地向下側彎折。然後,將第1 之A1配線122a和第2之A1配線121a ,相互經 由導電性材料(導電性黏著材)6 0加以黏著,將第1之 A 1配線1 2 2 j和第2之A 1.配線1 2 1 j ,相互經由 導電性材料(導電性黏著材)6 0加以黏著。由此,可得 第1及第2之可撓性·封裝之相互間對應的A L配線間之 導通,可達成可撓性·封裝之多階堆積。 然後,第1之可撓性基板1 1 2之主表面的彎曲部分 之第1之A 1配線1 2 2 a和安裝基板2 1之安裝配線 2 2 a則介由導電性材料(導電性黏著材)6 0相互連接 ,構成有關於本發明之第2實施例的堆疊構造之堆疊構造 的安裝體。 經濟部智慧財產局員工消費合作社印製 有關本發明之第3實施例的可撓性•封裝係如圖 1 1 A之截面構造,爲具有束導線(安裝用導線)之型式 的可撓性·封裝。 具體而言,於如圖2 B所示之可撓性•封裝構造中, 置換做爲插入式選擇指之P E T基板f 1,使用聚醯亞胺 材所成可撓性基板(聚醯亞胺基板)7 0。於聚醯亞胺基 板7' 0之主表面形成束導線(銅箔)7 1 a,…,7 1 j …。聚醯亞胺基板7 0之厚度係例如4 0 m,束導線 7 1 a,…,7 1_ j…之厚度係例如1 5 // m。 本紙張尺度適用中國國家標準(CNS)A4規格(210 x297公釐)' ' 4 60927 A7 B7 五、發明說明(27 ) 又,束導線7 1 a,…,7 1 j…之一端則例如以 5 0em之極薄矽晶片1 4之Au突起電極1 5 a ,…, (請先閱讀背面之注意事項Ϊ寫本頁) 1 5 j ,…和覆晶構造加以連接,爲保護包含此連接部分 之矽晶片1 4表面,矽晶片1 4係經由A C F樹脂等之未 充滿孔1 6加以封閉。此連接部分之厚度係例如呈2 0 /z m。然後,束導線7 1 a,…,7 1 j…之另端的導線 端子7 7 a,…,7 7 j ,…係如圖1 1 A所示,於安裝 基板2 1主表面上之安裝用配線2 2 a,…,2 2 j ,… 以焊錫7 9 a,…,7 9 j ,…加以接合。 如此構造之可撓性·封裝之製造方法係於有關第1實 施例圖8 E至8 G所說明之各工程,代替帶狀之P E T基 板1 1,使用呈帶狀地複數個之聚醯亞胺基板70被周期 連接的基板。又,置換呈A1配線12a,…,12j , …,使用銅箔之束導線7 1 a,…,7 1 j ,…之故,若 干工程有所不同。但是,其他之工程係以同樣之處理’於 插入式選擇指上進行矽晶片1 4之搭載。 聚醯亞胺基板7 0自周期性連接之連續帶,切割各封 1 經濟部智慧財產局員工消費合作社印製 裝之工程中,如圖1 1 B所示,於聚醯亞胺基板7 0和銅 箔(蛛束導線)7 1 a ,…,7 1 ]·,…之2層構造的聚 醯亞胺帶中,於不存在聚醯亞胺基板7 0之範圍’進行束 導線7 1 a,…,7 1 j ,…之切斷。經由此切斷,分離 各窠醯亞胺基板7 0,進行自連續帶之可撓性•封裝之切 落。與此同時切斷之束導線7 1 a,…,7 1 j ,…之端· 部呈實裝用地,彎曲呈所定角度,成形導線端子7 7 a ’ 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -30 - 460927 A7 __ B7_____ 五、發明說明(28) …’ 7 7 j ,…。由此’呈單片切斷之可撓性•封裝之形 狀係經由插入式選擇指7 0,呈突出束導線7 1 a ,…, 7 1 j ,…的形狀。 將此束導線7 1 a ’…,7 1 j ,…之端部的導線端 子7 7 a,…,7 7 j ,…,於各對應之安裝基板2 1上 之配線2 2 a ,…,2 2 j…,使用焊錫7 9 a ,…, 7 9 j ,呈焊錫實裝(L· ◦ B :外導線接合),完成圖 1 1 A之構造之薄型安裝體。 於有關本發明之第3實施例的可撓性·封裝中,於插 入式選擇指7 0使用較耐熱溫度之高聚醯亞胺之故,令焊 錫回流(熱處理)爲前提的高溫實裝工程,於與第1實施 例同樣之封裝構造呈可能。然後,僅爲0 L B安裝工程時 ,可使用耐熱溫度1 5 0°C以下之PET基板。 又,將有關本發明之第3實施例的可撓性·•封裝多層 堆疊的堆疊構造之例,示於圖12。即,於主表面,於形 成複數之安裝配線22a,…,22j的安裝基板21之 上,將與圖1 1 b所示同樣之第1至第4之可撓性•封裝
I 經濟部智慧財產局員工消費合作社印製 ,以面向呈縱方向堆積4層。安裝基板2 1係例如由 P W B,F P C等所構成。安裝配線2 2 a,…,2 2 j ,…係形成厚1 8 //m〜2 2 y m之複數之放射狀之圖案 〇 '第1之可撓性•封裝係由第1之可撓性基板7 0 4, 和配置於可撓性基板7 0 4之主表面上方的可撓性半導體 晶片1 4 4,和將可撓性半導體晶片1 4 4 ’和複數之第 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -31 _ 4 6092 7 A7 ____________B7__ 五、發明說明(29 ) (請先閱讀背面之注意事項f窵本頁) 1之金屬配線7 1 4 a,…,7 1 4 j…各別電氣連接的 第1之連接金屬154a,…,154 j ,…及封入於第 1之可撓性基板7 0 4和第1之可撓性半導體晶片1 4 4 之間的第1之封閉構件1 6 4所成。在此,第1之可撓性 基板7 0 4係由聚醯亞胺材所成。然後,做爲第1之金屬 配線,將複數呈放射狀延伸厚度1 5 之束導線(銅箔 )7 1 4 a ’…’ 7 1 4 j ,…,具有於可撓性基板 1 4 4之主表面,略省略了圖示,於晶片1 4 4之表面周 邊部,具有複數之第1之連接用接合墊。做爲第1之連接 金屬之金(A u )突起電極1 5 4 a ,…,1 5 4 j ,… ,係各電氣連接複數之第1之金屬配線7 1 4 a,…, 經濟部智慧財產局員工消費合作杜印製 7 1 4 j ,…和第1之可撓性半導體晶片1 4 4上之複數 之第1之連接用接合墊。即,於第1之束導線(銅箔) 714a上配置第1之金(Au)突起電極15 4a ,於 第1之束導線(銅箔)7 1 4 j上配置第1之金(A u ) 突起電極154j 。束導線(銅箔)714a和第1之矽 晶片1 4 4上所對應的連接接合墊則介由第1之金(A u )突起電極1 5 4 a ,第1之束導線(銅箔)7 1 4 j和 第1之矽晶片1 4 4上所對應的連接接合墊則介由第1之 金(Au)突起電極154 j ,構成第1之覆晶構造。然 後,爲保護包含此突起電極連接部分的第1之矽晶片 1 4‘ 4之表面,第1之矽晶片1 4 4之表面係經由第1之 封閉構件1 6 4加以封閉。 同樣地,第2之可撓性•封裝係由第2之可撓性基板 -32- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 460927 A7 B7 五、發明說明(3〇) 7 0 3,和配置於可撓性基板7 0 3之主表面上方的第2 之可撓性半導體晶片1 4 3,和將第2之可撓性半導體晶 片1 4 3和複數之第2之金屬配線7 13 a,…, 7 1 3 j…各別電氣連接的第2之連接金屬1533,〜 ,1 5 3 j ,…及封入於第2之可撓性基板7 0 3和第2 之可撓性半導體晶片1 4 3之間的第2之封閉構件、1 6 3 所成。於第2之可撓性基板7 0 3之主表面形成複數之第 2之金屬配線7 1 3 a,…,7 1 3 j…。此複數之第2 之束導線(銅箔)7 1 3 a,…,7 1 3 j…係各電氣連 接第1之可撓性·封裝之複數之束導線(銅箔)714a ,…,7 1 4 j…。第2之可撓性半導體晶片係矽晶片 1 4 3,令複數之第2之連接用接合墊具備於表面。做爲 第2之連接金屬之金(Au)突起電極1 5 3 a ,…, 1 5 3 j ,….係各電氣連接第2之可撓性半導體晶片 1 4 3上之複數之第2之連接用接合墊,和複數之第2之 束導線(銅箔)713a,…,7 1 3 j ,…構成第2之 覆晶構造。 同樣地,第3之可撓性•封裝係於配置於第3束導線 7 1 2 a,...,7 1 2 j ,…主表面的第3之可撓性基板 聚醯亞胺基板)702上,配置第3之矽晶片142加以 構成。然後,於形成於此第3之可撓性基板(聚醯亞胺基 板)‘7 0 2之主表面的第3之束導線(銅箔)7 1 2 a上 ,配置第3之(Au)突起電極152a,…,第3之束 導線(銅箔)712 j上,配置第3之(Au)突起電極 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -33 - 請 先 閱 讀 背 面 之 注 項 再 填 寫 本 頁 經濟部智慧財產局員工消費合作社印製 60927 A7 B7 五、發明說明(31 ) (請先閱讀背面之注意事項ί寫本頁) 152 j 。第3之束導線(銅箔)712a和第3之矽晶 片1 4 2上所對應之連接接合墊介由第3之(A u )突起 電極1 5 2 a加以連接,…,第3之A 1配線1 2 2 j和 第3之矽晶片1 4 2上所對應之連接接合墊介由第3之( Au)突起電極152 j加以連接,而構成第3之覆晶構 造。然後,爲保護包含此突起電極連接部分之第3之矽晶 片1 4 3之表面,第3之矽晶片14 2之表面係經由第3 之未充滿孔162加以封閉。 第4之可撓性•封裝係於複數之呈放射狀延伸之束導 線1 2 1 a ,…,1 2 1 Γ…配置於主表面之聚醯亞胺材所 成之第4之可撓性基板7 0 1上,配置第4之矽晶片 1 4 1加以構成。然後,於形成於此第4之可撓性基板( 聚醯亞胺基板)7 0 1之主表面的第4之束導線(銅箔) 711a上,配置第4之(Au)突起電極15 1a,… ,第4之束導線(銅箔)71 1 j上’配置第4之(Au )突起電極151j 。然後,第4之束導線711a和第 4之矽晶片1 4 1上所對應之連接接合墊介由第4之( 經濟部智慧財產局員工消費合作社印製 A u )突起電極1 5 1 a加以連接’…,第4之束導線 7 1 1 j和第4之矽晶片1 4 1上所對應之連接接合墊介 由第4之(A u )突起電極1 5 1 j加以連接,而構成第 4之覆晶構造。然後’爲保護包含此突起電極連接部分之 第4'之矽晶片1 4 1之表面,第4之矽晶片1 4 1之表面 係經由第4之未充滿孔1 6 1加以封閉。 然後,第1、第2、第3及第4之可撓性·封裝之束 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)-34 - 460927 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(32 ) 導線71 la、712a、713a及714a則集合於 安裝配線2 2 a地加以引導,經由焊錫7 9 a加以固定。 同樣地,第1、第2、第3及第4之可撓性•封裝之束導 線7 1 1 j 、7 1 2 j 、7 1 3 j及7 1 4 j則集合於安 裝配線2 2 j地加以引導,經由焊錫7 9 a加以固定,構 成4層之堆疊構造之安裝體。 圖1 3係有關本發明之第4實施例的可撓性·封裝及 使用此之安裝體的截面構造圖。有關本發明之第4實施例 的可撓性·封裝係由複數之呈放射狀延伸之束導線 1 2 1 a ,…,1 2 1 j…配置於主表面的P ET材所成, 於具有所定之曲率的曲面狀之可撓性基板1 1之上,配置 曲面狀之矽晶片1 4加以構成。然後,在於形成於此曲面 狀之可撓性基板(P E T基板)1 1之主表面的A 1配線 1 2 a上,配置(Au)突起電極1 5 a.··,於A 1配線 1 2 j上,配置(A u )突起電極1 5 j…。然後,A 1 配線1 2 a,1 2 j和矽晶片1 4上所對應之連接接合墊 ,則介由各(A u )突起電極1 5 a ,1 5 j加以連接的 覆晶構造。金(A u )突起電極1 5 a ,…,1 5 j·,…之 厚度係例如2 0 /< m。爲保護包含此突起電極部分的矽晶片 1 4之表面,矽晶片1 4之表面係經由未充滿孔1 6加以 封閉。做爲未充滿孔1 6,使用線膨脹係數α爲低(α = 0 / 1〜1 5 p p m / °C )之封閉黏著劑(A C F樹脂) 〇 於曲面狀之PWB,FPC等之安裝基板2 1之主表 請 先 閱' 讀 背 面 之-注 項 t 裝 訂 本紙張尺度適用中國國家標準(CNS)A4規格(210 x 297公釐〉-35 - 460927 A7
五、發明說明(33 ) 面’配置呈複數之放射狀延伸之安裝配線2 2 a,..., 2 2 j ,…。然後曲面狀之可撓性基板1 1之主表面之 (請先閱讀背面之注意事項寫本頁) A 1配線1 2 a / 1 2 j和曲面狀之安裝基板2 1之安裝 配線2 2 a,2 2 ]·,則介由導電性黏著劑相互連接, A 1配線1 2 j和安裝配線2 2 j各介由導電性黏著劑相 互連接,構成有關本發明之第4實施例之安裝體。 圖1 3所示有關本發明之第4實施例的安裝體中,例 如可解釋將有關第1之實施例的可撓性•封裝,安裝於曲 面狀之安裝基板2 1上之例。即,以矽晶片1 4爲首,將 封裝之各構成材料之厚度呈極薄化之故,剛性爲低,將封 裝積極地加以彎曲,可達對於曲面之基板安裝。例如,可 將內藏堆積壓力感測器式溫度感測器等之矽晶片1 4的安 裝體,貼附於配管或電動機之曲面8 1。或於原子筆等之 筆軸部可安裝內藏堆積化指紋辨識電路的矽晶片1 4的安 裝體。更且,有關本發明之第4實施例的安裝體係使整體 之厚度極薄化,剛性爲低之故,適用於I C卡等之時,彎 曲I C卡時,亦不會導致破壞之故,在於實用上非常有效 1 〇 經濟部智慧財產局員工消費合作社印製 即,圖1 3所示曲面狀之安裝基板2 1係可解釋非經 '常性之形狀,做爲過渡之一形態存在之形式。 技術人員可經由此接受之揭示,在不違背此範圍下, 於此技術可進行種種的改變。 例如,於有關本發明之第1乃至第4實施例之可撓性 .封裝中,矽晶片14,141〜144係於可撓基板 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -36 - 4 6 0 9 27 A7 B7 五、發明說明(34) <請先閱讀背面之注意事項备故寫本頁) 11,11 1,112,70,701 〜704 之主表面 ,以覆晶構造加以構造。但是,矽晶片係不一定需於可撓 性基板之表面,以覆晶晶片構造加以搭載。 圖1 4 A係有關本發明之其他之實施例的可撓性•封 裝之截面構造圖。有關本發明之其他之實施例的可撓性· 封裝係於複數之呈放射狀延伸之鋁(A 1 )配線1 2 a, ...,1 2 j ,...配置於主表面上的基板1 1上,將形成半導 體積體電路之表面呈上方地,所謂以面向上狀態,配置矽. 晶片1 4加以構成。於矽晶片1 4之表面,形成金屬配線 或連接接合墊9 1 a,...,9 1 j ,…,9 1 k,…, 9 lm。又,貫通矽晶片1 4設置散熱孔,於此散熱孔之 內部,埋入連接用埋入金屬9 2 a ,…,9 2 j ,…。做爲 連接用埋入金屬9 2 a,...,9 2 j ,...係可使用鎢(W )
I 經濟部智慧財產局員工消費合作社印製 ,鈦(T i ),鉬(Μ 〇 )等之高融點金屬.,此等之矽石 (W S i 2,T i S i 2,Μ 〇 S i 2 )等。散熱孔係矽晶 片1 4爲薄之故,可簡單地加以開口。例如,於圖8 a至 圖8 c所示之切削工程之前,將較最終性之矽晶片1 4之 厚度爲深之凹部,經由R I E法等加以形昶時,於切削工 程終了時,自動地開口散熱孔。另一方面,於可撓性基板 1 1之主表面之A 1配線1 2 a ,1 2 j上,與第1實施 例同樣地,配置金(Au)突起電極15a,15j 。如 此地,金(A u )突起電極1 5 a,1 5 j和矽晶片1 4 之表面之連接接合墊9 1 a,9 1 j ,經由各連接用埋入 金屬92a,92j,相互連接。 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) _ 37 _ 4 S0927 經濟部智慧財產局員工消費合作社印製 A7 _____B7_______ 五、發明說明(35 ) 於圖1 4A中,連接用埋入金屬9 2 a,,9 2 j ,…和金(A u )突起電極1 5 a,...,1 5 j ’…做爲本 發明之連接金屬加以工作。然後,爲保護包含此突起連接 部分的矽晶片1 4之表面,矽晶片1 4之表面係經由未充 滿孔1 6加以封閉。矽晶片1 4爲薄之故,做爲埋入散熱 孔之內部的連接用埋入金屬9 2 a,...,9 2 j ,…’可使 用焊錫。 有關本發明之其他之實施例之可撓性·封裝係,如圖 1 4 B中,於可撓性基板1 1上,與圖1 4 A同樣地’以 面向上之狀態配置矽晶片。矽晶片1 4之表面中,形成金 屬配線或連接接合墊9 1 a,…,9 1 j ,〜,91k,〜 ,9 1 m,...。然後可撓性基板1 1之主表面之A 1配線 1 2 a ,1 2 j ,和接合墊9 1 a ,9 1 j則於矽晶片 1 4之側面,經由各焊錫9 5 a、9 5 j杷互連接。於圖 14b中,焊錫95a、95 j則做爲本發明之連接金屬 加以工作。矽晶片1 4爲薄之故,如此之焊錫9 5 a, 95j之連接爲可能的。 又,於有關本發明之第1乃至第4實施例之可撓性· 封裝中,例示了矽晶片1 4,1 4 1〜1 4 4,但爲鎵砷 (GaAs)晶片等之其他之半導體基板亦無妨。 如此地,本發明係包含在此未記載之各種實施例等。 因此,本發明之技術範圍係由以上之說明,以適當之申請 專利範圍加以限定者。 本紙張尺度適甩中國國家標準(CNS)A4規格(210 X 297公釐) -38 - I---I------裝 I I . -- - j (請先閱讀背面之注意事項wh^r本頁) -ίΒ -線·

Claims (1)

  1. 460927 Α8 Β8 C8 D8
    經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 附件2: 第89 1 00496號專利申請案 中文申請專利範圍修正本 民國90年8月修正 1、 一種可撓性封裝,其特徵係包含 於主面形成複數之金屬配線的司1重3^基板; 配置於前述板之上方,具有複數之連接用接 合墊的可撓性半導體晶片; 將前述複數之連接用接合墊,和前述複數之金屬配線 各別電氣連接的連接金屬; 和封入前述可撓性基板和前述可撓性半導體晶片間的 封閉構件。 2、 如申請專利範圍第1項之可撓性封裝,其中,前 述可撓性半導體晶片之厚度係1 0 〜15 0 。 3、 如申請專利範圍第2項之可撓性封裝,其中,前 述可撓性半導體晶片之厚度係3 0 〜1 〇 〇 。 4、 如申請專利範圍第2項之可撓性封裝,其中,前 述可撓性半導體晶片係矽晶片。 5、 如申請專利範圍第1項之可撓性封裝,其中,前 述可撓性半導體晶片係於前述可撓性基板之上方,以覆晶 晶片配置加以配置。 6、 如申請專利範圍第1項之可撓性封裝,其中,前 述可撓性基板係有機基板。 7、 如申請專利範圍第1項之可撓性封裝,其中,前 述可撓性半導體晶片之厚度係1 0 V m〜5 0以m。 本^張尺度適用中國國家標準(CNS ) A4規格(210X297公嫠) 一 ^^1 1^1 n ,1-i ^^1 n n 1^1 In ^^1 HI 、一-eJn He ^^1 nn 1^1 ί rn - I— n^i —Ml ^^1 an ^^1 a t,cn (請先閲讀背面之注意事項再填寫本頁)” . 460927 經濟部智慧財產局員工消費合作社印製 A8 B8 C8 _____D8 六、申請專利範圍 8、 如申請專利範圍第1項之可撓性封裝,其中,前 述封閉構件係以線膨脹係數α = 〇 . 〇 1〜3 0 p p m/ °C之材料度加以構成。 9、 如申請專利範圍第1項之可撓性封裝,其中,前 述封閉構件係以線膨脹係數α = 〇 . 1〜1 5 P P m / t: 之材料度加以構成。 1 0 '如申請專利範圍第1項之可撓性封裝,其中, 前述可撓性基板之金屬配線係做爲金屬薄膜所成束導線加 以配置。 1 1、如申請專利範圍第1項之可撓性封裝,其中, 與前述可撓性基板之金屬配線連接之連接金屬係高導電性 材料的突起電極。 1 2、一種¥^^組,其特徵係包含 於主表面形成複數之安裝配線的安裝基板; 將與各前述複數之安裝配線電氣連接的複數金屬配線 ,具備於主表面的«板 配置於前述可撓性基板之上方可撓性半導體晶片; 將前述複數之連接用接合墊,和前述複數之金屬配線 各別電氣連接的連接金屬; 和封入前述可撓性基板和前述可撓性半導體晶片間的 封閉構件。 1 3、如申請專利範圍第1 2項之半導體模組,其中 ,前述可撓性半導體晶片之厚度係10#m〜150//m 〇 本^張尺度適用中國國家標準(CNS > A4規格(210X297公釐) Τχ. n - I I 1· - ·Λ. I - - n n - - ^-------線-I I I I I - I (請先閲讀背面之注意事項再填寫本頁) d6〇927 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 1 4、如申請專利範圍第1 2項之半導體模組,其中 ,前述可撓性半導體晶片係矽晶片。 1 5、如申請專利範圍第1 2項之半導體模組,其中 ’前述可撓性半導體晶片係於前述可撓性基板之上方,以 覆晶晶片配置加以配置。 1 6、如申請專利範圍第1 2項之半導體模組,其中 ’前述可撓性基板係有機基板。 1 7、如申請專利範圍第1 2項之半導體模組,其中 ’則述可燒性半導體晶片之厚度係1 〇 /zm〜5 Ο "πι。 1 8、如申請專利範圍第1 2項之半導體模組,其中 ’前述封閉構件係以線膨脹係數α == 0 . 0 1〜3 0 P P m / °C之材料度加以構成。 1 9、如申請專利範圍第1 2項之半導體模組,其中 ’前述可撓性基板之金屬配線係做爲金屬薄膜所成束導線 加以配置。 . 2 ◦、如申請專利範圍第1 2項之半導體模組,其中,前述 安裝基板係曲面狀之安裝基板。 2 1、一種多晶片模組,其特徵係包含 於主表面形成複數之安裝配線的安裝基板; 與各前述複數之安裝配線電氣連接之複數之第1之金 屬配線,具備於主表面之第1之可撓性基板; 將複數之第1之連接用接合墊具備於表面,配置於前 述第1之可撓性基板之前述主表面之上方的第1之可撓性 半導體晶片; 各紙張尺度逋用中國國家標準(CNS ) A4規格(210X29_7公釐) -3 Λ--V — 裝------訂-----線---:---- (請先閣讀背面之注項再填寫本頁)- - ' ' 460927 A8 Β8 C8 D8 六、申請專利範圍 和各電氣連接前述複數之第1之連接用接合墊,和前 述複數之第1之金屬配線的第1之連接金屬; (請先閲讀背面之注意事項再填寫本頁) 封入於前述第1之可撓性基板和前述第1之可撓性半 導體晶片間之第1之封閉構件’ 與各前述複數之第1之金屬配線電氣連接之複數之第 2之金屬配線’具備於主表面之第2之可撓性基板; 將複數之第2之連接用接合墊具備於表面,配置於前 述第2之可撓性基板之前述主表面之上方的第2之可撓性 半導體晶片; 和各電氣連接前述複數之第2之連接用接合墊,和前 述複數之第2之金屬配線的第2之連接金屬; 封入於前述第2之可撓性基板和前述第2之可撓性半 導體晶片間之第2之封閉構件, 經濟部智慧財產局員工消費合作社印製 2 2、如申請專利範圍第2 1項之多晶片模組,其中 ,前述第1之可撓性基板係於周邊部,前述第1之金屬配 線位於外側地加以彎曲,該彎曲之可撓性基板之部分之前 述第1之金屬配線,於前述安裝配線介由導電性材料加以 連接。 2 3、如申請專利範圍第2 1項之多晶片模組,其中 ,前述第2之可撓性基板係於周邊部,前述第2之金屬配 線位於外側地加以彎曲,該彎曲之可撓性基板之部分之前 述第2之金屬配線於前述第1之金屬配線介由導電性材料 加以連接。 2 4、如申請專利範圍第2 1項之多晶片模組’其中 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 經濟部智慧財產局員工消費合作杜印製 460927 A8 B8 C8 _ D8 六、申請專利範圍 ,前述複數之第1之金屬配線係由金屬薄膜所成複數之第 1之束導線所構成,前述複數之第2之金屬配線係由金屬 薄膜所成複數之第2之束導線所構成。 2 5、如申請專利範圍第2 4項之多晶片模組,其中 ’前述複數之第1及第2之束導線係於對應之一對間相互 電氣連接。 2 6、一種半導體模組之製造方法,其特徵係包含 (a )將半導體晶片呈1 〇 //rn〜1 5 0 之厚度 變薄之工程; (b)於安裝基板之主表面形成複數之安裝配線的工 程; (c )於可撓性基板之主表面形成複數之金屬配線之 工程; (d )於前述可撓性基板之前述主表面之上方搭載前 述半導體晶片之工程; 和(e )令前述複數之安裝配線和前述複數之金屬配 線各別定位相互加以電氣連接之工程。 2 7、如申請專利範圍第2 6項之半導體模組之製造 方法,其中,搭載前述半導體晶片之工程係於前述可撓性 基板之主表面上之晶片搭載範圍,將封閉構件選擇性地加 以堆積,於此封閉裝置搭載前述半導體晶片者。 2 8、如申請專利範圍第2 6項之半導體模組之製造 方法,其中,令前述安裝配線和金屬配線相互連接之工程 係更包含 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 7ζ~. " ------.---裝------訂------0 (請先閣讀背面之注意事項再填寫本頁)- - - ' 460927 A8 B8 C8 D8 六、申請專利範圍 (a )於前述複數之金屬配線間之前述可撓性基板之 露出部,設置第1之黏著劑層的工程; (b) 於前述複數之安裝配線間之前述安裝基板之露 出部設置第2之黏著劑層的工程; (c) 進行前述金屬配線和前述安裝配線之定位’於 前述可撓性基板和前述安裝基板間施加所定壓力,接合前 述第1和第2之黏著劑層的工程。 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 r .^1 !t --- - - I —I- ...... —i— I- - —r- I - -- - - - -- - m I -- -I I . ........ !f I i 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) -6 -
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