TW501382B - Semiconductor device and process therefor - Google Patents

Semiconductor device and process therefor Download PDF

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Publication number
TW501382B
TW501382B TW90103573A TW90103573A TW501382B TW 501382 B TW501382 B TW 501382B TW 90103573 A TW90103573 A TW 90103573A TW 90103573 A TW90103573 A TW 90103573A TW 501382 B TW501382 B TW 501382B
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TW
Taiwan
Prior art keywords
electrode
aforementioned
conductive
pad
semiconductor element
Prior art date
Application number
TW90103573A
Other languages
English (en)
Inventor
Noriaki Sakamoto
Yoshiyuki Kobayashi
Junji Sakamoto
Yukio Okada
Original Assignee
Sanyo Electric Co
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Publication date
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Publication of TW501382B publication Critical patent/TW501382B/zh

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Description

A7 A7 經濟部智慧財產局員工消費合作社印製 1 五、發明說明（1 [發明所屬技術領域] 、♦本發明係有關-種半導體裝置及其製造方法，尤指能 將半導體7G件所產生之熱量有效地散放出去之半導體裝置 及其製造方法。 [習知之技術] 近年1C封裝體逐漸被攜帶機器、小型•高密度安裝 機器所採用，以往之10:封裝及其安裝概念也產生巨大變 化。詳細内容刊登於諸如電子材料（1998年9月號22頁〜） 「CSP技術及支援該技術之安裝材料·裝置」特集。 第9圖係採用撓性片5G為中介基板之例子，透過黏著 劑將銅箔圖案51黏貼固定於此撓性片5〇上，並將IC晶片 52固定。另外，此導電圖案51具有搭接用焊墊^形成於 此1C晶片52周圍。又，透過與此搭接用焊墊53形成一體 之配線51B構成焊球連接墊54。 此外，於焊球連接墊54背面設置有開口於撓性片之開 口部56,透過此開口部56形成焊球55。且，以撓性片5〇 為基板，用絕緣性樹脂58將全體密封住。 I發明欲解決之問題] 然而，設置於1C晶片52背面之撓性片5〇，價格非常 昂貴，導致成本上升，且有增加封裝體厚度以及增加重量 之問題產生。 且，支持基板係由金屬以外的材料構成，導致熱能從 1C晶片背面傳達於封裝體背面之阻力增高之問題發生。前 述支持基板為撓性片、陶瓷基板或印刷基板。又，熱傳導 ^紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 312151 (請先閱讀背面之注意事項再填寫本頁)
2 A7 _B7 五、發明說明（2 良好材料製造之熱傳導路徑為金屬細線57、銅箔51及焊 球55，此構造於驅動時無法充分散熱，故導致驅動時，會 有1C晶片溫度上升，無法讓驅動電流順暢流動之問題產 生。 [解決問題之方案] 本發明係鑑於前述問題而開發者，第1解決方案具 有·對應半導體元件之搭接電極而設置之焊墊；設於前逑 半導體70件之配置領域之散熱用電極；設置於前述散熱用 電極上之絕緣性黏著機構；固定於前述絕緣性黏著機構， 且與則述焊墊電性連接之前述半導體元件；以及，密封前 述半導體元件使其一體化，且使前述焊墊背面與前述絕緣 性黏著機構露出之絕緣性樹脂。 第2解決方案中，前述絕緣性黏著機構可為黏著片或 黏著劑。 第3解決方案，其中，前述半導體元件係以面朝上方 弋女裝刚述知墊及刚述搭接電極係由金屬細線連接。 第4解決方案具備：設置包圍一領域之數個焊墊；盘 前述搭接塾一體化而延伸之外部連接電極；設置於前述 領域之散熱用電極；設置於前述散熱用電極之絕緣性黏著 機構，藉由剛述絕緣性黏著機構而固定之半導體元件；連 接續前述半導體元件上之搭接電極與前述搭接墊之金屬細 線’以及’覆盖前述半導體元件、前述搭接塾、前述散熱 用電極、前述外部連接電極與前述金屬細線，且讓前料 部連接電極背面、前述散熱用電極背面與前述絕緣性黏著 本雌尺度顧中關家· 312151 .——Μ.--------^---------線 (請先閱讀背面之注意事項再填寫本頁) B7 B7 消 五、發明說明（3 機構背面露出之絕緣性樹脂。 *第5解決方案之半導體裳置具備：包圍一領域之方式 ^Ϊ數個焊墊；於前述—領域所設置之散熱用電極；設 =述散熱用電m緣性㈣機構；藉 性黏著機構固定之半導體元件；連接前述半導體元件上邑= =電極與前述焊塾之連接手段；覆蓋前述半導體元件、 接墊及前料接手段，且使前述搭接墊背面及前述 絕緣性黏著機構露出之絕緣性樹脂， f將前述搭接墊背面做為外部連接電極。 =6解決方案中’前述連接機構為金屬細線或谭封 第7解決方案中，前述焊墊、 之側面係以f曲構造形成。 連接電！ ^解決方案之半導體裝置製造方法係包 治，=行半钱刻，使導電圖案形成凸狀’· 設置絕緣性黏著機構，# 乂 之隔離溝； ㈣I之填充於刖述半钱刻所形居 與前述導電圖案電性連接，並藉由前 構固定半導體元件； 豕注黏者機 件！=導電落上設置絕緣性樹脂，係將前述半導體天 件、刚述導電圖案密封；以及， 使前述絕緣性黏著機構背面露出，將前述導 除去，分離成為導電圖案。 / 第9解決方案之半導體裝置之製造方法 塾跟散熱用電極形 本&尺度樹 312151 (請先閱讀背面之注音？事項再填寫本頁)
3 501382 A7 __B7 五、發明說明G 電圖案形成凸狀； 覆蓋前述散熱用電極，机罟 + & 置絕緣性黏著機構，傕之埴 充與此電極鄰接之隔離溝； 傅便之填 (請先閱讀背面之注音？事項再填寫本頁) 與前述焊墊做電性連接，並笋 構，將丰墓夢开杜门 藉由刚述絕緣性黏著機 冓將丰導體70件固定於前述散熱用電極上； 於刖述導電箱上設置絕緩姓格^ ►及前述焊塾密封4 料’將前述半導體元件 前述絕緣性黏著機構背面露出，且去除前述導電落背 面，使前述導電圖案分離。 藉由本半導體裝置，可以讓半導體元件的熱傳到散熱 用電m含於此散熱用電極之導電圖案之構造乃不 採用支持基板即可形成，故可降低成本，並減少半導體裝 置之厚度。 [發明之實施型態] > 兹說明半導體裝置之第i實施型態。 經濟部智慧財產局員工消費合作社印製 首先，本發明之半導體裝置之說明係參考第1圖。第 1圖A為半導體裝置之俯視圖，第1圖b為a—A線之剖 視圖。 第1圖係以下構成要件埋入於絕緣性樹脂1 〇之圖。亦 即，埋入有·搭接塾11···，與此搭接塾11A…/體之配衮 11B;設於此配線πβ之另端，且與配線11B形成一體之 外部連接電極11C。此外尚埋入有··設於此導電圖案11/ 至11C所包圍之一領域裡之散熱用電極no;及設於此黄 熱用電極11D上之半導體元件12。另外，半導體元件12 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐 31215] 501382 A7 五、發明說明（5 ) 透過絕緣性黏著機構AD而與前述散熱用電極11D固接， 其為第1圖A中用虛線表現之部分。 (請先閱讀背面之注意事項再填寫本頁) 此外’半導體元件12之搭接電極13與搭接墊11係透 過金屬細線14電性連接。 則述之搭接墊11A…的側面進行非各向異性餘刻，此 處乃採用濕式蝕刻法形成，故具有彎曲構造，藉此彎曲構 造會發生錨定效果。 本構造係由：半導體元件12;複數導電圖案11A至 11C與散熱用電極11D ;及絕緣性黏著機構ad，以及埋設 上述元件之絕緣性樹脂10等4種材料所構成。在半導體 12之配置領域中，於導電圖案11B至11D上及其間形成有 刖述絕緣性黏著機構AD，尤其在姓刻所形成之隔離溝^ 5 亦設有前述之絕緣性黏著機構AD，且露出背面。其次， 用絕緣性樹脂10將這些全都封裝，並藉此絕緣性樹脂ι〇 支持前述搭接墊11A…、半導體元件12。 經 濟 部 智 慧 財 產 局 員 工 消 費 合 作 社 印 製 絕緣性黏著機構最好採用絕緣材料製造之黏著劑、黏 著性之絕緣片。再者，從後述的製造方法可以报明確地知 道，最好採用可黏貼於整體晶圓’且可用微影法形成圖案 之材料。絕緣性樹脂可為環氧樹脂等熱硬化性樹脂、聚醯 亞胺樹脂、聚硫苯等熱塑性樹月旨。又，絕緣性樹脂只要是 可用金屬模固定之樹脂，或可用浸潰或塗佈覆蓋之樹脂均 可。導電圖案11A至HD可用以Cu為主材料之導電猪、 以A1為主材料之導電镇、或Fe_犯 σ金、A1 — Cii之疊 層體、A1〜Cu_A12疊層體。當然， __ ，、他導電材料也可 本紙張尺度適用中國國家標準（CNS)A4規格（21〇 x 297公釐） D 312151 經濟部智慧財產局員工消費合作社印製 501382 A7 '— ------丨丨 ---^ _____ 五、發明說明（6 ) 以，特別是可蝕刻之導電材料或可用雷射蒸發之導電材料 尤佳。另外，若考慮到半蝕刻性、電鍍之形成性及熱應力， 則最好採用壓延所形成之Cu為主材料之導電材料。 本發明中，前述隔離溝15亦填充前述絕緣性樹脂ι〇 及絕緣性黏著機構AD，故有可以防止導電圖案脫落之特 徵。此外’蝕刻法係採用乾式蝕刻法或濕式蝕刻法，進行 非各向異性之蝕刻，故搭接墊UA…的側面產生彎曲構 造，而發生錨定之效果。此項結果可提供導電圖案UA至 11D無法從絕緣性樹脂1 〇掉落的構造。 且，導電圖案11A至11D背面係露出於封裝體背面。 故，散熱用電極11D之背面可以固接在安裝基板上之電 極，藉此構造，將半導體元件12產生的熱即可放熱到安裝 基板上的電極，防止半導體元件12的溫度上升，並可增強 半導體元件12的驅動電流。且，散熱用電極uc跟半導 丨體元件12亦可以電性連接。 本半導體裝置係由密封導電圖案11A至UD之絕緣性 樹脂10支持，故不需支持基板。此構造為本發明之特徵。 如在習知技術部分所說明者，習知之半導體裝置的導電路 係以支持基板（撓性片、印刷基板或陶瓷基板）或引線架支 撐，故增加了本來不需要之構造。然而，本電路裝置由於 用最小必要限度之構成元件所構成，不用支持基板，故有 可達到型薄、量輕之效果，且因材料費少，價格亦可壓低 之特點。 之外，導電圖案11 A至11D露出於封裝體背面。若以 ^--------^---------^ (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公餐） 6 312151 A7 五、發明說明（7 ) 例如焊錫等焊材覆蓋 後因散熱用電極1 ID之面籍 恨大，焊材要厚。故，固接 Μ ^ ^ ^ 接在女裝基板時，可預料到會右 ^ 之烊材無法延伸至安裝基板上之雷 極而發生連接不良之缺點。電 解決上述缺點之辦法，乃在 絕緣被覆膜16。g 1回 牛導體裝置15 ♦面形成 i 、 回A上之虛線〇即為從絕緣被覆膜 =出之外部連接電極11C···、散熱用電極UD。亦即、， 之外的部位都被絕緣被覆臈16覆蓋。〇部分的 質上為相同尺寸，故，於未 了故於此處形成之焊材厚度實質上一樣， p使焊料印刷後、迴焊後也—樣。此外，Ag、Au、八卜
Pd等之導電糊可說亦相同。此構造可以抑制不良之 接。散熱用電極UD之露出部17，因考慮到半導體元件之 ）± %出。(5分尺寸可以比外部連接電極的露出部 還要大。此外，外部連接電極llc...的尺寸實質上全部一 樣，因而外部連接電極nc...可全部領域皆露出，散熱用 電極11D之部分背面實質上以相同尺寸露出於絕緣被 1 6亦可。 另外，因設置絕緣被覆膜16，故，安裝基板上所設置 之配線可延伸到本半導體裝置之背自。一般情況，設於安 裝基板側之配線之配置須迂迴到前述半導體裝置之固接領 域，但，因有前述絕緣被覆膜16之形成，就不用迂迴可直 接配置。且，絕緣性樹脂1 〇、絕緣性黏著機構AD比導電 圖案還要突出’安裝基板側之配線跟導電圖案之間會形成 間隙，可防止短路情況發生。 & 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 7 312151 f靖先閱讀背面之注音？事項再填寫本頁} I-裝--------訂： 經 濟 部 智 慧 財 產 局 員 工 消 費 合 作 社 印 製 1· n n · A7 五、發明說明（8 ) 其次說明本丰邕骑姑 _裝置之製造方法之第 本製造方法係為κ筮 — 實悲。 方法，繁？国丨、、 圖所不之半導體裴置15之製、i 到第6圖為對應第1圖A_ A绫 ^ 首先，章锯‘钕 A線之剖面圖。 至鳥m程度，此處^之導電错2〇,其厚度最好是〜 處係採用7〇um的壓延鋼蠕。姑 此導電自20的表面上形成導電被覆膜2朵。 '’於 蝕刻遮罩。且，此$ 3、阻劑作為耐 皁且此圖案與第i圖A之搭接塾UA...、 、外部連接電極11C.·.散熱用電極1 ID...等為相： :。另：，採用光阻劑代替導電被覆…，： '至（在與搭接墊對應之部分’須形成Μ、岣、
Nl等之導電被覆膜’此這是為了能夠搭接 I 請參考第2圖）。 τ u乂上 其次，介著前述導電被覆膜21或光阻劑對導電落2〇 進行半#刻mi度，只要比導電2Q之厚度㈣可。 餘刻深度越淺，越能形成微細圖案。 接著，藉由半蝕刻讓導電圖案11A至11D在導電落2Q 表面呈現凸出狀。且如前述，導電箔20係採用以由壓延形 成之Cu為主材料之Cu箔，但亦可採用A1形成之導電箔、 Fe-Ni合金製造之導電箔、Cu-Al之疊層體、A1 — Cu_ 八1之疊層體。尤其是A1 — Cu —A1之疊層體可以防止因熱 膨脹係數差異所導致之翹曲。
接著，於第1圖虛線對應部分形成絕緣性黏著機構 AD。此絕緣性黏著機構AD係設置在散熱用電極11D與外 部連接電極11C之隔離溝14、散熱用電極hd與配線11B 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐产、〜- -- 8 312151 面 之 項 再 % 寫 頁 裴 i I I 訂 線 經 濟 部 智 慧 財 產 局 員 工 消 費 合 作 社 印 製 A7 五、發明說明（9 間的隔離溝14及其上方。(以上請參考第3圖） 然後，將半導體元件12 鏠 AD的領域上，使半導體…广於叹有絕緣性黏著機構 使丰導體凡件12之搭接電極13與搭接墊 電性連接。时，半導體元件12係為面朝上安裝故 連接機構為採用金屬細線14。 此搭接過程，使搭接墊11Α.·.係與導電落2〇形成一 體，且導電落20背面為平坦狀，故可 接機的台面。故，只要導電…完全固定於;=搭 搭接塾ΠΑ..·的位置即不會偏移，搭接能量可以 傳達給金屬細線14與搭接塾 > 細線之固定強度，提高連接效果 、屬 tl 4沖为 怜接σ之固定，可例如 訂 置夕個真空抽吸孔’或亦可從上屢導電箱21。 使丰==可不需使用支持基板就安裝半導體元件，且 使+導體1件12的配置高度相對應地降低 述之封裝體外型之厚度。（以上請參考第4圖）此了心後 接著，形成絕緣性㈣1G，使之覆蓋由半 之導電圖案11A至UD…、半導體 所/成 絕緣性樹脂可為熱塑性或熱硬導::件12及金屬細線“。 又，絕緣性樹脂之形成可使用轉移模塑法、注入模塑 法、浸潰模塑法或塗佈法達成。樹脂材料可為環氧樹脂等 …硬化性樹脂以轉移模塑法達成，液晶聚合物、聚硫 熱可塑性樹脂則用模塑法達成。 ； 本實施型態中，絕緣性樹脂之厚度，須 蓋住金屬細線頂部以上約1〇um 二整^夠覆 I_____ 此厚度可因考慮半導 本紙張尺度適时關家辟（cns)a4祕（2m97公餐 312151 501382 A7 _B7 五、發明說明（1〇 體裝置之強度而增減。 於樹脂注入時，因導電圖案
沒偏移，導電圖案1J A 箱20成為一體，故只要導電箱20至仙與片狀之導電 至11D就不會移動其位置。 前述絕緣性樹脂〗〇埋嗖 Μ至，半導體元件12:凸部 =凸：'導電圖案 出其背面。（以上請參考第5圖）之電治20則露 接著’將露出前述絕緣性樹脂 去，使導電圖案以至仙―個—個/離面除I寫 此分離工程，有卵夕士、+ 離 、夕法。可用蝕刻除掉背面後分離， 亦可用研磨、研削方法 ^ 訂 切削呈絕緣性樹脂10露 仁 削薄之毛邊野導電泊20的削屑及外側被 又入絕緣性樹腊1〇、絕緣性黏著機構 裡^問題。因此，用㈣分離搭接塾H...時，導 線 電& 20之金屬就不會沒入於導電圖案11A至11D間之絕 緣性樹脂10、絕緣性黏著機構AD的表面上。故，可藉此 防止細小間隔之導電11AS 11D彼此間之短路。（以上9來 經濟部智慧財產局員工消費合作社印製 考第5圖）。 〃 又’半導體裝置15之單元具有複數個時，在此分離步 驟後尚須追加切割步驟。 此處係採用切割裝置使之一個一個分離，但也可以採 用刀塊剝離（Chocolatebreak)、壓斷或剪斷。 然後’於分離後露出背面之導電圖案U A至11D上形 成絕緣被覆膜1 6。使絕緣被覆膜1 6形成圖案，俾使第 本紙張尺度適用中國國家標準（CNS)A4規格（21〇 x 297公釐） A7 五、發明說明（u !二上用虛線圓圈表示的部分露出。接著，於箭頭表示之 邛刀進行切割，完成半導體裝置。 2球21可在切割前或切割後形成。 稭由以上製造方法，可將導電圖案、半導體元件全埋 在、、邑緣性樹脂裡，而完成輕薄短小之封裝體。 另外第3圖至第4圖所表示之絕緣性黏著機構—，
亦可在半導體元件12被一個伽八銳1 R 反個一個分離前之晶圓階段黏 “亦即’在晶圓階段時，於晶圓背面形成片狀黏著劑。 刀口】時晶圓與黏著片一起切斷 刀斷如第3圖工程所示之於導 泊20上形成絕緣性黏著機構AD之工程即可省略。 第7圖係表示於導電簿20上形成之導電圖案。此處係 縱向4個單元’橫向8個單元，形狀如同引線架。 3〇A、30B為切判位署沾诚― ^ 置的輮記，將切割刀置於這二條 分離成-個-個半導體裝置。另外，31、32為對準 曰“己&33Α、33Β所指之L形線為晶片之角部。此角部為 曰日片角部配置固定之處。 以下說明上述製造方法所發生之效果。 第1’導電圖案經由半蝕刻而與導電箔成為一體予以 支持，不須跟以往一樣使用支持基板。 第2’導電箔上藉由半蝕刻而形成突起狀搭接墊，可 將搭接塾微細化。故可縮小寬产 s τ 』見度間隔，而形成平面尺寸 更小之封裝體。 丁 第3，因係由導電圖案、半導 ^ ^ 干等骽70件、連接機構及密 、于材所構成，故可構成為最小 _____ 晋限度儘量減少浪費多 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公g )----------- 11 31215： (請先閱讀背面之注意事項再填寫本頁) FI 1 裝 經濟部智慧財產局員工消費合作社印製
第8圖B為A-A線之剖視圖。 經濟部智慧財產局員工消費合作社印製 第1圖中，配線11B、外部連接電極Uc於搭接墊UA 上形成一體。此處，搭接墊11A之背面為外部連接電極。 且’搭接墊11A背面為形成矩形狀，露出絕緣被覆 膜16之圖案跟前述矩形同一圖案所形成。此外，因考慮到 絕緣性黏著機構AD之固定性而形成溝43，使散熱用電極 UD分割成複數個。 [發明之功效] 從上述說明可以很清楚地知道，本發明即使不採用支 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 12 312151 501382 A7 ___B7 五、發明說明（13 持基板’亦可用有一定厚度之導電落（或導電罐形成於 晶島部上之導電圖案埋入於絕緣性黏著機構及絕緣性樹脂 中。又因，位於半導體元件背面之散熱用電極露出，故可 改善半導體元件之散熱。且因不採用支持基板，故可完成 薄型又輕量之封裝體。 此外，本半導體裝置係由導電圖案、半導體元件及絕 緣樹：之最小必要限度所構成，可成為省資源之線路裝 置，完成前沒有多餘的構成要件，故可大幅降低本。 :[圖面之簡單說明] 第1圖（A)、（B)為本發明之半導體裝置說明圖。 第2圖為本發明半導體裝置之製造方法說明圖。 第3圖為本發明半導體裝置之製造方法說明圖。 第4圖為本發明半導體裝置之製造方法說明圖。 第5圖為本發明半導體裝置之製造方法說明圖。 第6圖為本發明半導體裝置之製造方法說明圖。 (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 第7圖為本發明半導體裝置所採用之導電圖案說明 圖。 ，、
本Λ張尺度適用中國國家標準（CNs)A4規格⑵“挪公髮 312151 501382 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明（Η ) 11Β 、51B 配線 11C 外部連接電極 11D 散熱用電極 12 半導體元件 13 搭接電極 14、 15 隔離溝 > 14、 57 金屬細線 15 半導體裝置 16 > 21 絕緣被覆膜 17 露出部 20 導電箔 21、 55 焊球 30A 、30B 切割位置 3卜 32 對準標記 >43 溝 50 撓性片 51 銅箔圖案 51 導電圖案 52 1C晶片 53 焊墊 54 焊球連接墊 56 開口部 AD 絕緣性黏著機構 (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 14 312151

Claims (1)

  1. 第90103573號專利申請案 申清專利乾圍修正本 j _ (91年5月23曰： ·、種半導體裝置，其特徵在具有：與半導體元件的搭接 電極對應之焊墊；設置於前述半導體元件之配置領域之 散熱用f極，·設置於前述冑熱用電極上之絕緣性黏著機 構L固定於前述絕緣性黏著機構且與前述·燁墊電性連接 之前述半導體元件；以將前述半導體元件密封使其一體 化之方式將前述焊墊與前述絕緣性黏著機構露出之絕 緣性樹脂。 …如申：專利範圍第}項之半導體裝置，其中，前述絕緣 性黏著機構為黏著片或黏著劑。 '· 2申請專利範圍第1項或第2項之半導體裝置，其中， 刖述半導體元件係以面朝上安裝，且前述焊墊與前述搭 接電極係以金屬細線連接。 經濟部中央標準局員工福利委員會印製 4· 一種半導體裝置，其特徵在具備··以包圍一領域之方式 設置之複數個搭接墊；跟前述搭接墊形成一體而延伸之 外部連接電極；設置於前述一領域之散熱用電極；設置 於前述散熱用電極之絕緣性黏著機構；藉由前述絕=性 黏著機構固定之半導體元件；連接前述半導體元件上之 搭接電極與前述搭接墊之金屬細線；以及，覆蓋前述半 導體元件、前述搭接墊、前述散熱用電極、前述外部連 接電極與前述金屬細線，且使前述外部連接電極背面 前述散熱用電極之背面與前述絕緣性黏著機構之背面 本紙張尺度適财國A4規格⑽χ 297^)
    露出之絕緣性樹脂。 5. -種半導體裝置，其特徵在具借：以㈣—領域之方式 設置之複數料墊；設置於前述—領域之散熱用電極； 設置於前述散熱用電極之絕緣性黏著機構；透過前述絕 緣性黏著機構*固定之半導體元件；連接前述半導體元 件上之搭接電極與前述焊塾之連接機構，n，覆蓋前 述半導體元件、前述搭㈣與前料接手段，且，使前 述搭接墊之背面跟前述絕緣性黏著機構露出之絕緣性 樹脂； 亚以别述搭接墊之背面做為外部連接電極。 6. 如申請專利範圍第5項之半導體裝置，其中，前述連接 機構為金屬細線或焊材。 7. 如申請專利範圍第5項之半導體裝置，其中，前述谭塾、 搭接墊或外部連接電極之側面為彎曲構造所成。 !•一種半導體製造方法，其步驟為：準備導電落，並進行 半钱刻使導電墊成為凸起狀， 在前述半蝕刻所形成之隔離溝中，填充絕緣性黏著 機構； 1 與别述導電圖案電性連接，並透過前述絕緣性 機構使半導體元件固定； 於別述導電Vg上设置絕緣性樹脂，將前述半導體元 件' 前述導電圖案密封； 刖述絕緣性黏著機構背面露出，將前述導電箔之背 面去除，使其當作導電圖案予以分離。 9 H3 一種半導體裝置之絮i止方、土 ^ ^ ^ 裏方法，其步驟為：準備導電箔， 進行半蝕刻，使至少焊墊盥崙敍 /、散"，、用電極所形成之導電圖 案形成凸狀； 覆蓋前述散熱用電極，且設置絕緣性黏著機構，填 充與此電極鄰接之隔離溝； 與前述焊墊電性連接，並藉由前述絕緣性黏著機構 將半導體元件固定於前述散熱用電極上； 於前述導電箔上設置絕緣性樹脂，將前述半導體元 件與前述焊墊密封；以及， 月ίι述絕緣性黏著機構背面露出，將前述導電箔背面 去除，使導電圖案分離。
    經濟部中央標準局員工福利委員會印製 本紙張尺度適用中國國家標準（CNS) Α4規格（210 X 297公釐） 3 312151
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US20030011065A1 (en) 2003-01-16
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US6596564B2 (en) 2003-07-22
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