TW452868B - Semiconductor device, method for manufacturing the same, circuit board and electronic apparatus - Google Patents
Semiconductor device, method for manufacturing the same, circuit board and electronic apparatus Download PDFInfo
- Publication number
- TW452868B TW452868B TW088104506A TW88104506A TW452868B TW 452868 B TW452868 B TW 452868B TW 088104506 A TW088104506 A TW 088104506A TW 88104506 A TW88104506 A TW 88104506A TW 452868 B TW452868 B TW 452868B
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- layer
- semiconductor device
- conductive layer
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 88
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 100
- 229910052751 metal Inorganic materials 0.000 claims abstract description 112
- 239000002184 metal Substances 0.000 claims abstract description 112
- 239000011347 resin Substances 0.000 claims abstract description 55
- 229920005989 resin Polymers 0.000 claims abstract description 55
- 239000004020 conductor Substances 0.000 claims description 28
- 239000011888 foil Substances 0.000 claims description 16
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- 230000015572 biosynthetic process Effects 0.000 claims description 11
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- 230000000875 corresponding effect Effects 0.000 claims description 6
- 230000002079 cooperative effect Effects 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 3
- 229910052778 Plutonium Inorganic materials 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 claims 1
- 239000013589 supplement Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 11
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- 229910052759 nickel Inorganic materials 0.000 description 2
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- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
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- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 1
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- 229910052704 radon Inorganic materials 0.000 description 1
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 238000010023 transfer printing Methods 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
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Description
4 5286 6 A7 B7 ^ Γ· ;u 4. ‘ίΫ r 五、發明說明(1 ) 【技術領域】 本發明係有關半導體裝置及其製造方法,電路基板以 及電子機器。 【背景技術】 先行技術之軟焊塊件(solder bump )之質地金屬,係 由;在電極(通常爲鋁)之正上方約略以同尺寸之障壁金 屬(barrier metal )薄膜,與在其正上方約略以同尺寸所形 成並且容易由軟焊料濕潤之金屬薄膜所構成。又,即使於 半導體晶片上設有配線層之構造時,也具同樣之構造。近 年來,隨著電子機器之小型化將具有軟焊塊件之半導體裝 置直接連接於基板,更且欲將電子機器小型化,輕量化之 趨勢愈顯著。在此狀態下,半導體元件要求對於熱膨脹係 數大爲相異基板之連接可靠性逐漸增高。例如,日本特公 平7 - 1 0 5 5 8 6號公報所揭示,提案有將約與軟焊塊 件相同大小之質地金屬,成爲多層之金屬層,來緩和應力 之構造。 然而,於實際之半導體裝置之連接時,封裝於將熱膨 脹係數爲近於半導體晶片之受到限制之基板,或限定其半 導體晶片之大小,或連接後追加製程注入樹脂等,具有製 程變成複雜或材料成本偏高之問題。 本發明係解決适種問題者,其目的係提供一種,基板 材料之選擇或連接後不必追加製程可邊確保連接可靠性, 而可直接連接於基板,並且,可將電子機器小型化,輕量 4¾¾ ϋ辽甲中a國家摞单<CNS).W梘格(210 X 297公轚) -4- (請先《讀背面之注意事項再填寫本頁) 4 5286^ A7 B7 p. 五、發明說明(2 ) (請先間讀背面之注意事項再填寫本頁) 化之半導體裝置及其.製造方法,電路基板以及電子機器。 【發明之揭示】 (1 )有關本發明之半導體裝置,係包括; 具有電極之半導體元件,與 連接於上述電極之配線層,與 在避開上述電極之位置設於上述配線層之導通層,與 以超過上述導通層之外周輪廓之大小設於上述導通層 上,而較上述導通層更容易變形之質地金屬層,與 設於上述質地金屬層上之塊件|與 設於上述導通層周圍之樹脂層(絕緣保護層)。 若依據本發明,因熱應力而導通層發生變形,並且, 質地金屬也會變形。因在導通層周圍設有樹脂層,所以, 大部分之熱應力與其於導通層毋寧施加於質地金屬層,由 於質地金屬層會大爲變形,所以I可吸收熱應力。其結果 t施加於導通層之熱應力之力量就減輕,而可抑制因導通 層之剪斷力所引起之導通不良。 (2 )於此半導體裝置, 上述塊件,係形成爲超過上述導通層之外周輪廓之大 小, 上述塊件與上述質地金屬層所接觸領域之投影面積, 也可較上述質地金屬層與上述導通層所接觸領域之投影面 積爲大。 衣紙ft < 丐由西0家標单(CNS),A.l规格(210 * 297公髮) · 5 - ^*5286 A7 B7 五、發明說明(3 ) (3) 於此半導體裝置, 上述樹脂層也可與上述質地金屬層之下面之至少一部 分接觸。 (4) 於此半導體裝置, 上述樹脂層也可設於從上述質地金屬層之下面離開之 處。 (5) 於此半導體裝置, 在上述質地金屬層之下面與上述樹脂層之間也可設接 著劑。 (6) 於此半導體裝置, 上述導通層,也可以其高度爲1 2〜3 0 0 Am程度 ,直徑爲20〜lOOjum程度。 若據此,由於導通層容易變形|所以,可容易吸收熱 應力。 (7 )有關本發明之電路基板,係封裝於上述半導體裝置 0 (8 )有關本發明之電子機器,係備有上述半導體裝置。 (9 )有關本發明之半導體裝置之製造方法,係包括; 準備電極與連接於上述電極之配線層所形成之半導體 裝置之製程,與 — — — — — — — — —----^ *----I Ϊ I ^*1--1 I I ! I W (請先閱讀背面之注意事項再填寫本頁) Α7 Β7 4^86ί 五、發明說明(4 ) 在避開上述電極之位置對於上述配線層設導通層之製 程,與 以超過上述導通層外周輪廓之大小,並且,將較上述 導通層更容易變形之質地金屬設於上述導通層上之製程, 與 在上述質地金屬上設塊件之製程,與 在上述導通層周圍設樹脂層之製程。 若依據本發明所製造之半導體裝置,因熱應力而導通 層會發生變形,並且,質地金屬也會變形。因在導通層周 圍設有樹脂層,所以,大部分之熱應力與其於導通層毋寧 施加於質地金屬層,由於質地金屬層會大爲變形,所以, 可吸收熱應力。其結果,施加於導通層之熱應力之力量就 減輕,而可抑制因導通層之剪斷力所引起之導通不良。 (1 0 )於此半導體裝置之製造方法, 設上述導通層及上述樹脂層之製程,也可包括; 位於上述配線上將上述導通層之形成領域作爲開口部 加以開口,以形成上述樹脂層之第1製程,與 藉印刷在上述開口部,塡充對於黏合劑(binder )分 散導電塡料所形成之導電漿料(paste )之第2製程,與 加熱上述導電漿料,使上述黏合劑硬化密貼於上述配 線之第3製程。 若據此,由印刷可簡單地將導電漿料塡充於樹脂層之 開口部。 4¾¾泛用中國國家標单(C;S:S)A_1蜆格(210 X 297公f ) 11 I !'-----l'k-----1!訂·-----I I . (請先閱讀背面之注意事項再填寫本頁) 452 叫 Λ, __Β7_ 五、發明說明(5 ) (1 1 )於此半導體裝置之製造方法, 也可以在上述第2製程,溶解上述導電塡料密貼於上 述配線。若據此,因熔化導電塡料,所以,可形成密貼於 配線之導通層。 (1 2 )於此半導體裝置之製造方法, 設上述質地金屬層之製程,也可包括: 設上述導通層及上述樹脂層之後,避開與上述導通層 之接觸部分將設有接著劑之金屬箔在真空下張貼於上述導 通層及上述樹脂層,在大氣壓下將上述導通層與上述金屬 箔間之空間抽成真空,使上述導通層與上述金屬箔密貼之 第1製程,與 將上述金屬箔成型爲上述質地金屬層形狀之圖案( patterning )之第 2 製程= 若據此,因藉張貼金屬箔成型圖案,就可簡單地形成 質地金屬層。 ?( 1 3 )於此半導體裝置之製造方法, j 設上述導通層及上述質地金屬層之製程也可包括; \ 在涵蓋上述導通層之形成領域之領域,設第1導電材 ^ 料之第1製程,與 ί Λ 不僅對應於上述導通層形成領域並且形成位於上述第 :: 1導電材料上形成有第1開口部之第1抗蝕劑層之第2製 了/ϋ又网中园囤家標準(CNS);U峽格(210 χ 297公笼) -8- I ; ! - ^----I I I I ----- — 1^ . ί請先閱讀背面之注意事項再填寫本頁) A7 4 52 8 6 _________B7 五、發明說明(6 ) 程,與 於上述第1開口部內在上述第1導電材料上設第2導 電材料之第3製程,與 將形成於對應於上述質地金屬靥之形成領域之第2開 口部之第2抗蝕劑層1形成於上述第1抗蝕劑層上之第4 製程,與 在上述第2開口部設金屬材料以形成上述質地金屬層 之第5製程,與 去除上述第1及第2抗蝕劑層,成型上述第1導電材 料之圖案,從上述第1導電材料之〜部分及上述第2導電 材料來形成上述導通層之第6製程。 【實施發明之最佳形態】 茲就有關本發明之較佳實施形態參照圖面說明如下。 (第1實施形態) 第1圖係表示有關本發明第1實施形態之半導體裝置 之圖。第1圖所示之半導體裝置,係對於半導體元件(半 導體晶片)1 0 0經由應力緩和機能裝設了塊件2 0 0者 。此形態雖然可說是具有應力緩和機能之浮片晶片(Πιρ chip ),但是也可分類爲 C S P ( Chip Size/Scale Package )。 半導體元件1 ο 〇係具有從閘等所構成之元件群(沒 有圖示)。在半導體元件100,形成有複數之電極 --- .¾ 闬中g國家標準(CnS)/u規格(210 x 297公餐> -9 - t請先閱讀背面之注意事項再填寫本頁) ^ii---訂---- -----線 _ '!α·一 . A7 B7 五、發明說明(7 ) 1 04。於半導體元件100形成電極1 04之面,係避 開電極1 0 4,形成有絕緣層1 0 6。可由矽之氧化膜形 成絕緣層1 0 6。按,作爲其他例也可使用矽之氮化膜或 聚醯亞胺等。在電極1 0 4連接配線層1 2 0,到避開電 極104之領域延伸有配線層120。配線層12 ◦係形 成於絕緣層106上。 於配線層1 2 0避開電極1 0 4之位置(部分或領域 ),設有導通層122。導通層122係可由包含Ni , 包含Cu之合金,Cu,Ni ,Sn,軟焊料,Au,
Ag,F e ,Zn ,Cr及Co中之任一所形成。導通層 1 2 2之高度,係約1 以上,較佳爲約1 5Am以 上,更加爲2 0 μ ιώ。導通層1 2 2之高度,係約3 0 0 以上,較佳爲約2 0 0 以上,約1 〇 〇 /zm以下 時就可由簡單方法製造。導通層1 2 2也可成爲圓柱狀, 其直徑爲20〜100#m程度較佳。導通層122也可 爲直徑6 0 em程度,高度5 0 程度之圓柱狀。由於 導通層1 2 2成爲容易變形之形狀,就可消除由於其剪斷 所引起之導通不良。作爲導通層1 2 2之製造方法,就可 適用電解電鍍。 在導通層1 2 2上,例如由銅等設有質地金屬層 124。質地金屬層124係由超過導通層122之外周 輪廓大小所形成,而較導通層1 2 2更容易變形(彈性係 數爲低)。爲了容易使其變形,質地金屬層124係成爲 較導通層1 2 2更薄(高度低)形狀較佳。或,也可將質 >乂气弦4 φ丨5國家標浪(CN.SM!規格(210 X 297公复) -10 - 1 — !'!--— !killi — 訂 -----! 線· (請先閱讀背面之注意事項再填寫本頁) A? ____B7 _ 五、發明說明(8 ) 地金屬層1 2 4由容易變形之材料形成。質地金屬層 1 2 4也可不必成爲圓柱狀,其時也可以爲直徑6 0 程度而高度爲5 0 //m程度。作爲質地金屬層1 2 4之製 造方法,可適用電解電鍍。 在配線層1 2 0上,形成有例如由聚醯亞胺樹脂所成 之樹脂層1 2 6。樹脂層1 2 6係成爲配線層1 2 0之保 護膜之絕緣保護層。樹脂層1 2 6係設於導通層1 2 2之 周圍。樹脂層1 2 6也可形成在接觸於質地金屬層1 2 4 下面之全面。此時,施加於質地金屬層1 2 4之熱應力, 爲在質地金屬層1 2 4下面之全面被樹脂層1 2 6所吸收 ύ 或,如第2圖所示變形例,樹脂層1 2 5爲可離開質 地金屬層1 2 4設置。其時質地金屬層1 2 4爲容易變形 。,於第2圖,在絕緣層106上形成有另外絕緣層 1 0 8。將絕緣層1 0 6由矽氧化膜所形成,也可將絕緣 層108由聚醯亞胺形成。 或,如第3圖所示變形例,樹脂層1 2 7也可以接觸 於質地金屬層1 2 4之一部分。此時,於質地金屬層 1 2 4下面之導通層1 2 2之接合部分之周圍接觸於樹脂 層1 2 7 >也可以在質地金屬層1 2 4外周端部不接觸於 樹脂層1 2 7之構成。像這樣,若依據對於質地金屬層 1 2 4下面一部分接觸樹脂層1 2 7之構成時,就可達成 由樹脂層1 2 7之熱應力之吸收,與質地金屬層1 2 4之 變形容易度之調和。 ------------ ^------11 11 — — — —11^-. 〈請先閱讀背面之注意事項再填寫本頁) 表呔乐< tiS用* S因家標準(CNSM.丨規格(2丨0 X 297公蜚) -11 - ^528,
^528, ..I B7 五、發明說明(9 ) 在質地金屬層1 2 4上設有塊件2 0 0。塊件2 0 0 係軟焊塊件居多。例如將膏狀軟焊料等之軟焊載疊於質地 金屬層1 2 4加以加熱,熔化軟焊膏就可形成球狀塊件 2 0 0。供給軟焊膏時,可適用由軟焊膏印刷之方式。塊 件2 0 0係由超過導通層1 2 2外周輪廓大小所形成之情 形居多。塊件2 0 0與質地金屬層1 2 4接觸領域之投影 面積,爲較質地金屬層1 2 4與導通層1 2 2接觸領域之 投影面積爲大之情形居多。 若依據本實施形態,不僅熱應力導通層1 2 2會變形 ,並且,質地金屬層1 2 4也會變形。因在導通層1 2 2 周圍設有樹脂層1 2 6,所以,熱應力施加於導通層 1 2 2較施加於質地金屬層1 2 4爲多,由於質地金屬層 1 2 4會發生大的變形,所以,可吸收熱應力。其結果, 熱應力施加於導通層1 2 2之力量會減輕,而可抑制由於 導通層1 2 2之剪斷所引起之導通不良。 (第2實施形態) 第4 A圖〜第6 A圖係表示有關本發明第2實施形態 之半導體裝置製造方法之圖。本實施之形態,係如第4 A 圖所示1準備電極1 0 4,與形成連接於此電極1 〇 4之 配線層1 20之半導體元件100。按,在半導體元件 100形成有絕緣層106,在絕緣層106上形成有配 線層1 2 ◦。 接著,在避開電極1 0 4位置對於配線層1 2 0設置 n ϋ_ n ϋ , I n ϋ in n ϋ^*eJ< n i It n n I · (請先閱讀背面之沒意事項再填寫本頁)
Mi.#、遺用中3园家標革(CNS)..\4規格(mo X 297公釐) -12- A7 B7 五、發明說明(1〇 ) 導通層’而在導通層上設置質地金屬層。詳細係進行下面 之第1製程〜第6製程。 (第1製程) 如第4 A圖所示,至少位於配線層1 2 0上,在至少 包含導通層形成領域之領域,形成第1導電材料1 3 0。 第1導電材料1 3 0也可以形成在於半導體元件1 〇〇形 成電極1 0 4面之全面。作爲形成金屬膜1 3 0之方法, 雖然可適用澱積法或無電解電鍍等,但是,使用噴濺( sputtering )法較佳。 (第2製程) 如第4 B圖所示,不僅對應於導通層之形成領域並且 形成位於第1導電材料丨3 0上所形成之第1開口部 1 3 2之第1抗蝕劑層1 3 4。作爲第1抗蝕劑層1 34 可使用感光性樹脂(光阻劑(photoresist ))。又,作爲 第1開口部1 3 2之方法,則可適用經由光罩進行曝光’ 顯像之光刻成像法(photo丨ithography )。或,由網版印刷 或轉印印刷也可形成形成有第1開口部1 3 2之第1抗鈾 劑層1 3 4。 (第3製程) 如第4 C圖所示,位於第1開口部i 3 2內在第 電材料1 3 0上設第2導電材料1 3 6。例如,將第 規格(210 X 297 公 f ) 13- ----— — — — — — — ^---- - -- 訂·!I - - (諝先閱讀背面之注意事項再填寫本頁) 452ε Α7 ________Β7 五、發明説明(11) (請先閱讀背面之:ix意事項再填寫本頁} 電材料1 3 0作爲電極,由於將第i開口部丄3 2內面浸 漬於電鍍液,就可形成第2導電材料136。此時,作爲 取出電極之方法,具有在第丨開口部i 3 2內面抵住接觸 針之方法,如打破第1抗蝕劑層丨3 4似地抵住接觸針之 方法等。或,也可以使用澱積,噴截或無電解電鍍形成第 2導電材料1 3 6。 (第4製程) 如第5 A圖所示,將形成對應於質地金屬層形成領域 之弟2開口部1 4 2之第2抗蝕劑層1 4 4,形成於第1 抗蝕劑層1 3 4。第2抗蝕劑層1 4 4爲可從作爲第1抗 蝕劑層1 3 4使用之材料來選擇。第2開口部1 4 2之形 成方法’係可適用第1抗蝕劑層1 3 4之第1開口部 1 3 2之形成方法。 (第5製程) 經濟部智慧財產局員工消費合作杜印製 如第5 B圖所示’在第2開口部1 4 2設金屬材料來 形成質地金屬層1 4 6。欲形成質地金屬層i 4 6之方法 爲可適用設置第2導電材料1 3 6時之方法。 (第6製程) 如第5 C圖所示’去除第1及第2抗飽劑層1 3 4, 144,形成第1導電材料13〇之圖案,而從第丄導電 材料1 3 0之一部分及第2導電材料丨3 6來形成導通曆 -14- i紙張尺度適用+國國家標準(CNS ) Λ4規格公董1 a Α7 Β7 五、發明说明(12) (請先閱讀背面之注意事項再填寫本頁) 148。作爲形成第1導電材料130圖案之方法,係具 有使用溶劑之方法,使用剝離液之方法,使用電漿( plasma )之方法,蝕刻之方法,或組合這些之方法。 當結束以上製程時,就如第6 A圖所示,在導通層 148周圍設樹脂層150。樹脂層150係可由聚醯亞 胺,環氧’砂’苯醯環丁嫌.(benzo cyclobutene )等樹脂 形成。其形成方法雖然可適用浸漬法,軋輥塗層(rol] coat )法,噴霧法,殿積法,裝罐(potting )法等,但是適用 迴轉塗敷法較佳。又,不該沾附樹脂之處所,例如沾附於 質地金屬層1 4 6上面等時,可使用溶劑,電漿,蝕刻等 選擇性地去除樹脂。或,也可以使用樹脂暫且覆蓋質地金 屬層1 4 6全面之後,去除樹脂到質地金屬層1 4 6上面 露出來。或,也可以以機械方式硏磨,硏削,使質地金屬 層1 4 6之表面露出。 經濟部智慧財產局員工消費合作社印t 接著,如第6 B圖所示,在質地金屬層1 4 6上設置 塊件2 0 0。例如,也可以使用網版印刷或個別供給之方 法將軟焊膏載置於質地金屬層1 4 6上,而加熱此,來形 成球狀塊件2 0 0。或,也可以個別地供給熔化軟焊料, 或供給球狀軟焊料進行加熱。 若依據以上之製程所製造之半導體裝置,由於熱應力 而導通層1 4 8發生變形,並且,質地金屬層1 4 6也會 變形。因在導通層1 4 8周圍設有樹脂層1 5 0 ,所以熱 應力之大部分爲較導通層1 4 8更加施加於質地金屬層 146 ’因質地金屬層146會發生大的變形,所以,可 -15- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 45286 s A7 ___B7__'_ 五、發明説明(13) 吸收熱應力。其結果,施加於導通層1 4 8之熱應力會減 輕,而可抑制導通層1 4 8由於剪斷所引起之導通不良。 (第3實施形態) 第7 A圖〜第8 C圖係表示有關本發明之第3實施形 態之半導體裝置之製造方法之圖。 (設置導通層及上述樹脂層之製程) (第1製程) 如第7A圖所示,位於配線層1 2 0上將導通層之形 成領域成爲開口部1 6 2加以開口,以形成樹脂層1 6 0 (請先閲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 (第2製程) 如第7A圖及第7B圖所示,將型板(stencil )之開 口部對準開口部1 6 2,而由刮漿板(squeegee ) 1 6 6 將導電漿1 6 8塡充於開口部1 6 2。亦即,進行網版印 刷。在此’導電漿1 6 8在黏合劑(binder )分散導電塡 充料所形成。若依據網版印刷在複數開口部1 6 2就可整 批塡充導電漿1 6 8。或,可進行分配(dispense )印刷 。分配印刷係開口部1 6 2深時所適用。 (第3製程) 如第7 C圖所示,加熱導電漿1 6 8,而硬化黏合劑 -16 - 本紙張尺度適用中國國家標率(CNS ) A4规格(210X297公釐) 4 經濟部智慧財產局員工消費合作社印製 5^36c A7 ________B7_ 五、發明説明(14) «又,也可以燒烤黏合劑,也可以熔化導電塡充料。例如 ,也可以對於導電漿1 6 8照射雷射。藉此,因導電漿 1 6 8會與配線層1 2 0面接觸,所以’可形成密貼於配 線層1 2 0上之導通層1 7 0。若依據以上製程,不需要 電鍍之製程就可形成導通層1 7 0。 (設質地金屬層之製程) (第1製程) 如第8Α圖所示,將避開與導通層1 7 0之接觸部分 設置接著劑之金屬箔172,張貼於導通層1 7 0及樹脂 層160上》將此製程在真空下進行。接著,將氣壓成爲 大氣壓,如第8 Β圖所示,將導通層1 7 0與金屬箔 1 7 2間之空間變成真空,使導通層1 7 0與金屬箔 1 7 2密貼。藉此,導通層1 70與金屬箔1 7 2間之電 阻値就會下降。 (第2製程) 如第8 C圖所示,將金屬箔1 7 2成形爲質地金屬層 176形狀之圖案。其後,在質地金屬層176上設塊件 。導通層1 7 0雖然由導電漿所構成,但是因具有質地金 屬層176 ,所以導電漿與塊件不會直接接觸。因此’例 如作爲導電漿使用銀漿,作爲塊件之材料使用軟焊料’而 成爲即使由熱使兩者熔化也不會摻混在一起。若依據本實 施形態,藉張貼金屬箔1 7 2成形圖案,就可簡單地形成 I ϋ n —^n ~ 訂 f請先閱讀背面之注意事項再填寫本頁) 本紙張尺度通用中國國家標準(CNS) A4規格(210X297公釐) -17- A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明説明(15) 質地金屬層1 7 6。 第9圖係表示封裝有關本實施形態之半導體裝置1之 電路基板1 0 0 0。一般電路基板1 0 0 0係例如使用玻 璃環氧基板等之有機系基板。電路基板1 0 〇 0係例如由 銅所構成之配線圖案1 1 0 0形成爲所需電路,藉將該等 配線圖案與成爲半導體裝置1外部端子之塊件以機械方式 連接就可達成該等之電氣性導通。半導體裝置1係備有緩 和由電路基板1 0 0 0之熱膨脹係數,與半導體元件之熱 膨脹係數之差値所發生熱應力之功能。 第1 0圖係作爲適用具有本發明半導體裝置1之電子 機器1 2000,表示其筆記型個人電腦。 按’也可以將上述本發明構成要件「半導體元件」以 「電子元件」取代,而與半導體晶片同樣將電子元件(不 管主動元件或從動元件),封裝於基板來製造電子零件。 使用這種電子元件所製造之電子零件,例如,有電阻器, 電容器’電磁線圈,振盪器,濾光器,溫度感測器,熱敏 電阻器(ihermistor ),可變電阻器(varistor ),音量調 整器(volume)或保險絲等。 圖式之簡單說明 第1圖係表示有關本發明第1實施形態之半導體裝置 之圖’第2圖係表示有關本發明第1實施形態變形例之半 導體裝置之圖’第3圖係表示有關本發明第1實施形態變 形例之半導體裝置之圖’第4 A圖〜第4 C圖係表示有關 7 I ~·1τ111r- (諳先閱讀背面之注項再填寫本頁) 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公着) -18- 452868 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明説明(16) 本發明之第2實施形態之半導體裝置之製造方法之圖1第 5 A圖〜第5 C圖係表示有關本發明之第2實施形態之半 導體裝置之製造方法之圖,第6 A圖〜第6 B圖係表示有 關本發明之第2實施形態之半導體裝置之製造方法之圖, 第7 A圖〜第7 C圖係表示有關本發明之第3實施形態之 半導體裝置之製造方法之圖,第8 A圖〜第8 C.圖係表示 有關本發明之第3實施形態之半導體裝置之製造方法之圖 ’第9圖係表示封裝有關本實施形態之半導體裝置之電路 基板之圖,第1 0圖係表示備有有關本實施形態之半導體 裝置之電子機器之圖。 【符號之說明】 10 0 半導體元件,1 0 4 電極,1 2 0 配線 層’122 導通層,124 質地金屬層,126 樹 脂層’130 第1導電材料,132 第1開口部, 134 第1抗蝕劑層,136 第2導電材料,142 第2開□部,144 第2抗蝕劑層,146 質地金屬 層’ 1 6 0 樹脂層’ 1 6 2 開口部1 ,1 6 8 導電 漿’170 導通層,172 金屬箔,174 接著劑 '176 質地金屬層,200 塊件。 <請先«1讀背面之注意事項苒填寫本頁) ίτ 本紙張尺度適用中國國家標準(CNS ) Α4規格< 210X297公釐) -19-
Claims (1)
- 528 》|年气1月丨正/更正/補充 A8 B8 C8 D8 g-#秦员句手"月Θ日听是 修正本有-安内"‘是否准Γ^^。 六、申請專利範圍 附件1: 第88 104506號專利申請案 中文申請專利範圍修正本 民國纠年Π月修正 1 · 一種半導體裝置,其係包括: 具有電極之半導體元件,與 連接於上述電極之配線層,與 在避開上述電極之位置設於上述配線層之導通層’與 以超過上述導通層外周輪廓之大小設於上述導通層上 ,較上述導通層更容易變形之質地金屬層,與 設於上述質地金屬層上之塊件,與 設於上述導通層周圍之樹脂層。 2 ·如申請專利範圍第1項之半導體裝置,其中上述 塊件,係以超過上述導通層外周輪廓之大小形成, 上述塊件與上述質地金屬層所接觸領域之投影面積’ 爲較上述質地金屬層與上述導通層所接觸領域之投影面積 爲大之半導體裝置。 3 .如申請專利範圍第1項之半導體裝置,其中上述 樹脂層,係接觸於上述質地金屬層下面之至少一部分之半 導體裝置。 4 .如申請專利範圍第2項之半導體裝置,其中上述 樹脂層,係接觸於上述質地金屬層下面之至少一部分之半 導體裝置。 5 ·如申請專利範圍第1項之半導體裝置,其中上述 本紙張尺度通用中國國家標準(CNS ) Α4規格(210x2g7公釐)-1 - !.- I -- · - - - ΙΓΙ II ^^1 I 士.t/ ----------- ------ I : I I I X» - I m I Hi . > . (請先閱讀背而之注意事項?,.填鴻本頁) "^部皙慧財是"員工消費合作社印製 AS B8 C8 D8 45286 i 六、申請專利乾圍 樹脂層,係設於從上述質地金屬層下面離開之半導體裝置 〇 6 .如申請專利範圍第2項之半導體裝置,其中上述 樹脂層,係設於從上述質地金屬層下面離開之半導體裝置 〇 7 _如申請專利範圍第1項,第2項,第3項,第4 項,第5項,第6項之任一項之半導體裝置,其中在上述 質地金屬層下面與上述樹脂層之間設有接著劑。 8 .如申請專利範圍第1項,第2項,第3項,第4 項,第5項,第6項之任一項之半導體裝置,其中上述導 通層係其高度爲1 2〜3 0 0 "m程度,直徑爲2 0〜 lOO^m程度之半導體裝置。 9 .如申請專利範圍第7項之半導體裝置,其中上述 導通層係其高度爲1 2〜3 0 0 程度,直徑爲2 0〜 1 0 0 Am程度之半導體裝置。 1 0 . —種電路基板,係形成有配線圖案之電路基板 ,藉由將包含:具有電極的半導體元件,和連接於前述電 極的配線層,和設在前述配線層上之避開前述電極的位置 之導電層,和設在前述導電層上,其大小超過前述導電層 的外周輪廓,且較之前述導電層更容易變形的質地金屬層 ,和設在前述質地金屬層上的塊件,和設在前述導電層的 周圍的樹脂層之半導體裝置,利用前述配線圖案與前述塊 件的電性連接而被裝設在該電路基板上者。 1 1 · 一種電子機器,其具備有:包含具有電極的半 本紙張尺度適用中國國家標準(CNS > Α4規格(2】0χ:;π公釐)-2 - ,---^-------^------IT----.I-10 (請先閱讀背而之注意事項再4寫本頁) 部智慧財4局Μ工消費合作社印製 452868 A8 B8 C8 D8 經濟部皙慧財-i^jM工涓費合作社印¾ 六、申請專利範圍 導體元件,和連接於前述電極的配線層,和設在前述配線 層上之避開前述電極的位置之導電層,和設在前述導電層 上,其大小超過前述導電層的外周輪廓,且較之前述導電 層更容易變形的質地金屬層,和設在前述質地金屬層上的 塊件,和設在前述導電層的周圍之樹脂層之半導體裝置。 1 2 . —種半導體裝置之製造方法,其係包括; 準備電極與形成連接於上述電極之配線層之半導體元 件之製程,與 在避開上述電極之位置於上述配線層設置導通層之製 程,與 以超過上述導通層外周輪廓之大小,並且,將較上述 導通層更容易變形之質地金屬層設置於上述導通層上之製 程,與 在上述質地金屬層上設置塊件之製程,與 在上述導通層周圍設置樹脂層之製程。 1 3 .如申請專利範圍第1 2項之半導體裝置之製造 方法,其中設置上述導通層及上述樹脂層之製程,係包括 1 位於上述配線上將上述導通層形成領域作爲開口部加 以開口,以形成上述樹脂層之第1製程,與 使用印刷在上述開口部,塡充對於黏合劑分散導電塡 充料所成之導電漿之第2製程, 加熱上述導電漿,硬化上述黏合劑而密貼於上述配線 之第3製程》 本紙伕尺度適用中國國家標準(CNS ) A4規格(210x29,公釐)-3 - -------.-----裝------訂----.--Γ--線 (請先閱讀背面之注意事項再填舄本頁) 4528 A8 BS C8 D8 六、申請專利範圍 1 4 .如申請專利範圍第1 3項之半導體裝置之製造 方法,其中在上述第3製程’溶解上述導電塡充料而密貼 於上述配線之半導體裝置之製造方法。 1 5 .如申請專利範圍第1 2、 1 3或1 4項之半導 I體裝置之製造方法,其中設置上述質地金屬層之製程,係 i i 設置上述導通層及上述樹脂層之後,將避開與上述導通層 之接觸部分設接著劑之金屬箔,在寘空下張貼於上述導通 層及上述樹脂層上,在大氣壓下將上述導通層與上述金屬 箔間抽成真空,以密貼上述導通層與上述金屬箔之第1製 程,與 將上述金屬箔形成爲上述質地金屬層形狀圖案之第2 製程。 1 6 .如申請專利範圍第1 2項之半導體裝置之製造 方法,其中設置上述導通層及上述質地金屬層之製程,係 包括: 在包含上述導通層形成領域,設置第1導電材料之第 1製程,與 不僅對應於上述導通層形成領域並且形成形成位於上 述第1導電材料上之第1開口部之第1抗蝕劑層之第2製 程,與 位於上述第1開口部內而在上述第1導電材料上設置 第2導電材料之第3製程,與 將形成對應於上述質地金屬層形成領域之第2開口部 之第2抗蝕劑層,形成於上述抗蝕劑層上之第4製程’與 本紙張尺度適用中國國家標準(CNS > A4規格(210X 2V?公瘦)-4 - -------------裝------訂----;I"-線 {請先閱讀背而之注念事項再填{:"本頁) "-部贺慧財是":肖工消費合作社印製 8 8 8 8 ABC D 45286( 六、申請專利範圍 在上述第2開口部設置金屬材料以形成上述質地金屬層之 第5製程,與 去除上述第1及第2抗蝕層,成形上述第1導電材料 之圖案,從上述第1導電材料之一部分及從上述第2導電 材料形成上述導通層之第6製程。 --------装------IX------1^ (請先閱讀背HJ之注意事項再項(:|'本頁) ^.^部智总財4咼员工消費合作社印製 本紙伕尺度適用中國國家標準(CNS ) A4規格(210X;^公釐)-5 -
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EP (1) | EP1005082A4 (zh) |
KR (1) | KR100552988B1 (zh) |
CN (1) | CN1236489C (zh) |
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KR100552988B1 (ko) | 2006-02-15 |
WO1999050907A1 (en) | 1999-10-07 |
KR20010013055A (ko) | 2001-02-26 |
CN1262785A (zh) | 2000-08-09 |
US6181010B1 (en) | 2001-01-30 |
EP1005082A1 (en) | 2000-05-31 |
US6414390B2 (en) | 2002-07-02 |
US20010000080A1 (en) | 2001-03-29 |
CN1236489C (zh) | 2006-01-11 |
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