TWI255047B - Heat dissipating semiconductor package and fabrication method thereof - Google Patents
Heat dissipating semiconductor package and fabrication method thereof Download PDFInfo
- Publication number
- TWI255047B TWI255047B TW094120737A TW94120737A TWI255047B TW I255047 B TWI255047 B TW I255047B TW 094120737 A TW094120737 A TW 094120737A TW 94120737 A TW94120737 A TW 94120737A TW I255047 B TWI255047 B TW I255047B
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- Taiwan
- Prior art keywords
- heat
- substrate
- semiconductor package
- dissipating
- package
- Prior art date
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Classifications
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- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Description
Ί255047 九、發明說明: 【發明所屬之技術領域】 本^,=於—種散熱型半導體封裝件及其製 日—種整合有散熱結構之半導體封裝件及其製造方 【先前技術】 隨著對電子產品輕薄短小 > 半導體封裂件(BauGridArra =/\__(BGA) >因能提供充分數量之輸人/輸;^nduetQr Package) 以符合具高密度電子元…子連广(I/0 C_ectl0n) 求,現p、…、:子電路之半導體晶片的需 體封裝件提供較高好之^ W錄+導 盥雷子亓杜π 又%子电路(E1ectronic Circuits) ==^’^_—咖邮),故於運作時所產生 存的熱量::會::即時將晶片表面之熱量快速釋除,積 灸产。另θ嚴、衫¥半導體晶片的電性功能與產品穩定 ;導卜Λ,為衫封裝件内部電路受到外界水塵污染, 丁〒月豆日日片表面必須卜萝 封f豚μ > & ,、復封衣膠體予以隔絕,惟構成該 封裝樹脂卻係-熱傳導性甚差之材質,其熱導 ;=.Γ0Κ’是以,晶片鋪設多數電路之作用表面上 導致熱積错該封裝膠體傳遞到大氣外’而往往 , ,使晶片性能及使用壽命備受考驗。 足知球栅陣列半導體封裂件在散熱性上之不 運而生…玄BGA半導體封襄件中裝設散熱結構之型態應 。相關之技術例如美國專利5,877,552、 18682 Ϊ255047 • 5,736,785、5,977,626、5,851,337、6,552,42δ、 6’ 246’ 115、6, 429, 51 2、6, 400, 014、6, 462, 405 等案。 如第1圖所示,係為美國專利第5,977,626號所揭示 之種放一型半導體封裝件,該散熱型半導體封裝件〗之 散熱結構u係包含有一頂面外露出封裝㈣14之平坦部 130 ’架㈣平坦部13Q使之位於半導體晶片u上方之複 數個支禮部131 ;以及自該支撐部131底部延伸以供複數 •個用於黏接於基板10之凸出部137之多數接觸部m 中,該支樓部131係環置於該平坦部13()外圍並逐漸向下 外伸至該接觸冑132以構成-容納多數主/被動元件(如晶 片、銲線、電容器等)之槽形空間18,使晶月u運作產 生之熱旎可藉由該散熱結構丨3而釋散至大氣中。 但是,隨著晶片集積化以及晶片尺寸封裝(ChipScaie Package,CSP )型態的高度發展,使基板大小逐漸要求接近 寸(Near chip size),若兼及基板尺寸縮減以及 >録線佈設㈣度增加雙重考量,勢必須在有限基板面積内 騰出^多空間提供元件整合。然為配合前述散熱結構Η 上5玄等凸出部137之形成,該接觸部132往往必須保留一 定面積以利該凸出部137沖製,且該散熱結構13接觸部 132佔據基板較大空間會使該基板上可供銲線墊 (Fingers)配置之銲線佈線區域相對減少,同時被動元件 的佈局亦備受限制。 另外,由於基板周圍區域被該接觸部1 3 2伯據,是以 封I件内所有主動/被動元件僅能安置在該支撐部丨31與 18682 1255047 • II部U0構成之槽形空間丨8内’因此該接觸部132若不 =纟佑減其佔用之基板面積,相對地基板上提供元件安置之 空間將更顯不足,遂此種散熱結構13實已無法適用高, 化的封裝型態。 卞貝 請參閱第2圖所示,鑒於前述問題,美國專利第 6^20, 649號則揭露一種可擴大基板上電子元件放置範圍 ^欠熱結構設計,係將該散熱結構23之支撐部232置於四 緣處’且任兩相鄰支撐部232間係保有—提供用以電性 :接:片21與基板20之銲線22等導電元件穿越之空間, 上推該支稽部232到散熱結構23最邊緣的角端位置 :使該散熱結構23佔用較小基板面積,藉以換取較大空 曰提供銲線22佈線及多數電子元件27之安置。 惟於前述設計中即便該散熱結構之支 散熱結構之角绫虛,相y w 1於或 、 仁忒政熱結構仍須仰賴該支撐部方能 置方;该基板上,故仍造成基板寶貴空間之浪費。 4構:二:於两述之散熱結構均係利用黏膠方式將散敎 、,-口構之支袪部固著於基板上,惟因 … 銅材質)鱼美柘Ρϋ Μ Ρ ”,、、、、°構(—般為金屬 而在膨脹係數差異’故常因製程熱循環中 重影響產品之传賴性。再ί”黏置處發生脫層問題,嚴 構之支稽部固㈣板Γ二 化黏夥而將該散熱結 =可能將覆蓋於基板表面之拒銲層撕開,甚而 …拒銲層下之線路斷裂,造成封裝件之破壞。设 再者,於該具支禮部之散熱結構藉由一點著層而接置 18682 8 1255047 在基板後,置入封裝模且之楛 φ -衣衩,、之杈八中以進行形成封裝膠體之 頂辟= 餘結構之頂面未能有效地難至模穴之 ,,而於兩者間形成有間隙時,即會溢膠於散 ::上,因此,為避免溢膠之產生,如美國專利二428 所揭露,需使黏著於基板後之散熱片言 , (cavity)^^ ^ η ] '、、门又田大於模具模穴 槿卜度 以使模具能緊㈣制於散埶牡 > 使該散熱結構有效抵接於模穴之頂壁,避免^ 之產生,然若模穴之頂壁頂抵散埶έ Μ乡 往又會造成該散熱結構支樓部方':拓置過大’則往 產生斷裂。 1下方之基板線路受塵過大而 因此,如何有效解決半導體封裝 可避免散熱結構佔用基板 賴問碭,同時 層、基板拒銲層撕開及:::裂 應之-大課題。 辦衣4問喊,乃為業界逐須因 >【發明内容】 鑒於以上所述習知技術之問題,本 在提供-種散熱型半導體封裝件及π要目的係 於封裝件中之散熱結構佔用基板面積。“’件以避免整合 本發明之另一目的係在提供一 件及其製法,俾可在基板上提#^=型半導體封裝 間。 子兀件之無障礙接置空 本發明之又一目的係在提#一 件及其製法’避免整合於封裝件中之:=導體封裝 放^、、、、、吉構與基板間發 18682 9 1255047 生脫層問題。 本發明之再一目的係在提供一種散熱型半導體封裝 件及其製法,避免散熱結構接置於基板上時因受熱應力'作 用,所造成基板拒銲層撕開及線路斷裂等問題。 本發明之復-目的係在提供一種散 件及其製法,可避免封裝件在封沒制千蜍虹封衣 ^ 在封叙杈壓製程中因模具夾屙 放熱結構而壓傷基板線路之問題。 土 為達上揭及其它目的’本發明揭露 封裝件之製法,其步驟俜命扛.收丄.· 月文…土牛¥脰 w 係包括·將半導體晶片接置並電性 連接至基板上;將包含有今挪μ β ^ 1 产加 有政熱片及自該散熱片向下延伸立 撐〇卩之散熱結構,以其支浐 _ ,.. 牙4而接置於該基板上,葬以將 該半導體晶片容置於該散熱 敬上猎以將 於該基板上位;# /、錢撐部係接置 彳版封裝件之預設平面尺寸外.於兮 接置有半導體晶片及 卞尺寸外’方。亥 體晶月乃捋挪处姓 …、、、,。構之基板上形成一包覆該半導 k . , 衣知體’且該封裝膠體之投影平面 ,尺寸大於該半導體封裝 认“面 體封裝件之預定平面尺寸位if面尺寸;以及沿該半導 封裝膠體、散熱結構之支^及^^作業’藉以移除該 平面尺寸之部分。及基板中超過該封裝件預設 方U ^ 中,该半導體晶片係可以覆晶或打峻 方式而電性連&幼、·泉 封裝膠體,而哕其且。亥放熱片之頂面係外露出該 直條方式排列==為型態,或以陣列方式排列、 複數鋒球及進行切單。、衣桓屢凡成後,於該基板背面植設 月之放熱型半導體封裝件之另―實施態樣係包 ]〇 18682 1255047 •=將半導體W接置並電性連接至基板上 有半導體晶片之基板定位於一料 ^ 妾置 -由兮苴』 頂°又有開口之承載件中,苴 〜板之平面尺寸健近於該半導 尺寸;將包含有散熱片及自該散 預疋+面 熱結構,以其支撐部而接置於該㈣支擇部之散 I#曰^ ^' 載件上,藉以將該半導 Π公置於该散熱片下方;進行㈣製程,以於該基板 及承載件上形成用以包覆該半導體晶 " 膠體,其中,該封裝膠體所覆;::…構之封裝 •結構支撐部所圍繞之平面尺寸係大於該散熱 預定尺寸位置進行切餐^葬以及沿該半導體封裝件之 έ士構之纟/、错以移除該封裝膠體、散埶 、、口構之支撐部及基板中尺寸 耿… 分。其中該散埶片之頂面::方:亥封叙件預設尺寸之部 月面係可植設複數銲球。 ^力及基板 透過前述製法,本發明 件,係包括:一且第一揭路一種散熱型半導體封裝 ► -接置並電性連接至該基板第 ,之基板,至少 形成於該A h g A 、 之半導體晶片;一 A =弟一表面上之封裝膠體,以供包覆住該半導 ㈣轉體與基板之 ^ 包覆於該封裝膠體内之散埶 科,以及- 片及自該散熱片周緣向下延:之支二:熱:構具有 形成於該半導俨曰片卜 牙口 /、中该散熱片係 出該封穿取触且 封裝辱體中,以供其頂面外霖 β釕衣♦體,且該支撐部之 一 "口 件時受切移除於該封裝二二::形成該封裝 ^刀外路出該封裝膠體,且該散熱結構之 18682 11 1255047 .支撐。卩係可部分或全部移除於該封裝膠體外。 ^目&,本發明之散熱型+導體封裝件及其製法主要係 a兀成置晶之基板上接置一具有支撐#之散熱結構,且該 政熱結構係以其支樓部而接置於該基板上位於半導體㈣ :tt預設平面尺寸外,以避免佔用基板可供接置及:性: 妾+導體晶片及被動元件等電子元件之線路佈局區,進而 些電子元件最大之基板接置空間,接著,將其上 者:片及散熱結構之基板容置於一具有模穴之模具 且5亥核穴之投影平面尺寸大於半導體封裝件之預設平 部H亦即使該模具心夾龍散熱結構而使基板受壓 板该基板之線路佈局區外側’而可避免模具壓傷基 -,亚在後績將封裝樹脂充填至該模穴中 =包覆住該半導體晶片之封裝谬體,而使該縣膠體之尺 、夕於半導體封裝件之預定尺寸,接著再利用切割作業以 私除該封裝膠體、散轨&摄 ” 封裝件預設尺寸之部Γ 部及基板中尺寸大於該 姐再者,本發明另—實施態樣係先將晶片接置並電性連 面尺寸接近於封料尺寸之基板上,再將該基板 Γ置二:?1 咖口之承載件中,以使散熱結構之支樓部 车2 1避免佔用基板可供接置及電性連接 + W晶片及被動元件等電子元件之有效接置區。 ,广由於本發明之封裝件中,㈣熱結構之支擇部 =妾接置於该基板之線路佈局區中,故具有完整之空 間可供設置複數之半導體晶片及其它電子元件,而可提升 18682 12 1255047 題,再者,、、、、,D構支&料傷基板線路之問 丹者於该放熱結構上可朝兮s μ +人 【= =_y dle)以增加封裝件之散熱效率。置 ,下係藉由特定的具體實施例說明本發明之 此技蟄之人士可由本說明書所揭示之内容_易地 瞭解本發明之其他優點盘 工易也 的且f… 本發明亦可藉由其他不同 :二““列加以施行或應用,本說明 可基於不同觀點與應用,在不員:即亦 種修飾與變更。 个知乃之才月神下進行各 顯干:者株以:圖式中僅顯示與本發明有關之元件,且所 ”、、貝不之兀件亚非以實際實施時之數目、 厅 等加以繪製,J: f Py * y 尺寸比例 ‘藉…」 '之數目、形狀及尺寸比例為- 、擇性之设计,且其元件佈局^ ^ ^ ^ ^ ^ ^ 合先敘日月。 〜了月匕更為㈣隹,於此 身一貫施例
夺士件:^第^至30圖’係為本發明之散熱型半導體封 弟一貫施例之示意圖。其中,須注意的是,誃 均為簡化之示意圖,僅以示意方式說明本發明U Λ'Ό 4¾ ° 如第3A圖所示,提供一基板模組片3〇,該美 片3〇包含有複數個基板300,該基板期系可以; 18682 13 1255047 或直條方式排列。接著在各該基板3 :r—半導親31,且該基嫌上同 覆動元件39:而該半導體晶片3ι除可以圖示: 1日日;电性連接至该基板外,當然亦 =連接至該基謂。其中,該編⑽之 接f欲形成之半導禮封裝件平面尺寸,另外,本發明亦可 以早顆基板之型態進行後續晶片之封裝製程。 〜人圖所示’提供一散熱結構32,該散熱結構32 ^有放熱片321及自該散熱片奶周圍向下延伸# :322,以將該散熱結構32透過其支撐部322而黏置於二 土板权組片3〇上位於該半導體封裝件之預設平面尺寸ρ 之:側,亦即使該支樓部322接置在基板線路佈局區外, :散=體晶片31及被動元件39容置於該散熱結構32 月… 下方。如此即可避免散熱結構32佔用基板 :〇可供接置及電性連接半導體晶片31及被動元件二 t电子兀件之線路佈局區,進而可提供該些電子元件最大 基板接置空間。 如第3C圖所示’進行封裝模壓作業,將該接置有半 導體晶片31及散熱結構32之基板3〇〇夾置於一具有上模 與下模之模具(未圖示)中,且該上模具有一模穴以供封务士、 樹脂自注模口流注其中’並使該散熱結構32之頂面抵接於 U ir而’以供封裝樹脂充填於該模穴中而形成包覆住該 半導體晶片31、被動元件39及散熱結構%之封裝膠體σ 33 ’亚使該散熱結構32之頂面係外露出該封裝膠體%, 14 18682 1255047 肩封=膠體33之投影平面尺寸Μ係大於該半導體封裝件 •頁又平面尺寸Ρ及邊散熱結構32之支撐部您所圍繞之 具3二ί中因該封裝膠體33之投影平面尺^(即模 +又〜:面尺寸)大於預定完成之半導體封裝件平 、如此忒杈具用以夾壓該散熱結構32之支撐部322 ::==300之線路佈局區外側,藉以避免模具壓傷 基板3 0 0之線路。 ⑺ 如弟3D圖所示,進杆士室 ㈣相—等㈣工二切广業’以_列如割刀(谓 平面尺寸Ρ、隹—+ ^ 該半導體封裝件之預定 π $古仃刀剎,藉以移除該封裝膠體33、散埶灶構 32之支撐部322及其缸山上 …、、’口稱 p之部分。另於切^: ! 件預設平面尺寸 则相對接置有μ 1Λ w作錢’係可在該基板 另浐袁門# 另侧表面植設複數銲球35。 口月多兒弟4Α圖所示,係為 發明中在基板模 乐μ主汕圖之本 半導體晶片之封裝二上3=^^^^ 尺寸Μ大於半導體 丁了,5亥封裳谬體之平面 4Β圖,該散熱結構^牛H面預定尺寸卜另請參閱第 導體封裝件之平面尺寸ρ邊=片3 2 ^形態係可在沿該半 續切割作業時,減少成内縮結構3210,以供後 該散熱片亦無須形成:構之耗損。當然,若製程許可, 面線所示之第::另亦可如第 部分外露出該封裝腰㈣圖/不,該散熱片如之項面僅 中,藉以增加該散丑^餘部分則包覆在封裝膠體33 、 與封裝膠體33間之附著力。 18682 15 1255047 復請參閱第4E圖所示,當接置在該基板3〇〇上之散 .熱結構32之散熱片321平面尺寸小於該半導體封裝件^平 面尺寸P蚪,在形成該半導體封裝件之切割作業中, 割到部分之支撐部322,而使部分之支撐部322、遺留於該 體33内。當然若該散熱結構32之散熱片321平面 =於該半導體封裝件之平面尺寸p時, 作業I該支撐部322係全面移除於該封裝膠體33外。 #件二:以其^”揭H散熱型半導體封裝 第二表土板300,該基板300具第一表面及相對 基板_第—Γ半導體晶片31,係接置並電性連接至該 第—表面上,封裝膠體33’係形成於該基板期 33與基板_之側邊係相互切平=31二該封裝膠體 體扣内之散熱結構32,該散二;覆於該封歸 及自該散熱片321 …、。構32具有—散熱片321 •熱月如係形成部322,其中該散 f’以供其頂面外露出該封二方之封襄膠體33 至少—部分係在形成兮封壯从,3,且該支撐部322之 33外。其中該散敎;構3广受切移除於該封裝膠體 部分外露出該封裝:3 ^^功頂面係可全面或 成有内縮結構咖二散熱片32]之邊緣則可形 部分或全部移 ^二結構32之支撐部322係可 第-表面係可接置=膠體33外。此外,於該基板_ 面上接置有銲球35。 J9,而於該基板300第二表 18682 16 1255047 弟—貫施例 體封裝二至:圖:示’係為本發明之散熱型半導 衣法罘一貝施例之剖面示意圖。 如第5A圖所示,提供—基板4〇〇,該 尺寸係接近於所欲形成之半導體封裝件之預定平面::面 _上。該半導體晶…可以圖示之覆 藉由㈣方式而電性連接至該基板彻後日日方式外,亦可 如弟5B圖所示,提供—預設有開口彻之承 以將該接置有半導體晶片41及被動元件Μ之 ’ 位於該承載件46之開口 46〇中,1中該^反400疋 寸係大於該基板_之平面尺寸。供該m尺 之:請嵌合定位於該對應開口 46〇中,同時可= 板:與該承載件46之下表面上貼置-可封蓋該承載 口 46與该基板彻間之間隙461的膠# 4?(了咖 幵 =位該基板·並封蓋該間隙461,該膠片^係可為同一 h溫之南分子材料。其中該承載件⑼之材 FR4、FR5、BT等有機絕緣材料,且該承 之為 :糸可=個或多數個,以供容置-或多數承載有晶片= 板。再者,另可以吝_丨口 、 土 ^ m ^ 46 Γ, ;Γ ^ ^40 永以減省膠片材料之使用量,此 些小尺寸膠片亦可於完成封裂模壓後去除,此外,亦可1 點膠方式而於該基板與該承載件46間之間隙中逍 -例如拒銲劑或環氧樹脂等高分子材料之膠料,以同時= 18682 17 1255047 位該基板4 0 0並封蓋該間隙。 =5C圖所示’提供—散熱結構心,且該散熱結構 匕3有散熱片421及自該散熱片421邊緣向下延伸之支 以將該散熱結構42藉其支樓部似而接置於該 動_上而非基板上,且使該半導體晶片41及被 自兀件49容置於該散熱結構42之散熱片421下方。如此 二?=熱結構42伯用基板_可供接置及電性連接半 曰曰片及被動元件49等電子元件之線路佈局區,進 可提=該些電子元件最大之基板接置空間。 如弟5 D圖所示,進行握厭制 . ,β 運仃杈壓製程,以於該基板400及 m “上形成用以包覆該半導體晶片41、被動元件49 ^ =構42之封裝膠體43 ’並使該散熱結構β之頂面 夕卜路出该封裝膠體43,其中,該封裝膠體43所覆蓋之平 =寸,大於該散熱結構支樓部422所圍繞之平面尺寸, 且3玄封裝膠體43係可埴充至兮其4 •間之間隙461中。〃〜基板400與承載件開口副 :圖所示’接著移除該膠片47’並於該基板4〇〇 數:::片41之表面,亦即該基板下表面上植接多 士 料件之預定尺寸(即約基板之平面尺寸)位置進行 :t,藉以移除該封裝膠體43、散熱結 :似及基板彻中大於該封裝件預設 支牙 口月茶閱6圖’係為本發明之散熱型半導體封裝件第三 18682 18 1255047 實施例之剖面示意圖。本發 封裝件係可利用前述實施例之例之散熱型半導體 521具内縮結構及其頂面係部:侍士,其中該散熱片 與前述實施例之主要差I 刀路之特性,本實施例中 文左丹在於·半導骰曰 業而透過複數銲線58電 Z #經打線作 蝴曰ϋ ς 1 π _ 主口亥基板5 〇 0,進而兮士、昔 -曰曰片5!付以經複數植設於基板5 5亥+¥ 性連接至外部裝置。 一之1干球55而電 第四實施例 —请茶閱7圖,係為本發明之散熱型半導 貫施例之剖面示意圖。本發明第旦衣件第四 封褒件係與前述實施例大致相同,发中之放=型半導體 ’、、片621具内縮結構及頂面外露之特性,且放 於·本實施例中係在散熱結構62上朝該”在 形成-凸部620以增加封裝件之散熱效;。另=:申 熱結構62上亦可選擇性形成有 ;该放 增加封裝件之散熱效率。 曰溝化之結構’以 施例 每晴茶閱8圖,係為本發明之散熱型半導體封裳件 貝施例之剖面示意圖。本發明第五實施例之散熱型半 寸裝件係與前述實施例大致相同,其主要差異係在於.2 貫施例中係在半導體晶片71上接置有廢晶片79,以掸 封裝件之散熱效率。 曰ϋ t施例 巧#閱9圖,係為本發明之散熱型半導體封裝件第五 19 18682 1255047 '實㈣之剖面示意圖。本發明第六實施例之散熱型半導體 封u係與丽述實施例大致相同,其主要差異係在於本實 -施例中係在基板綱上中形成包含有複數晶片811,812之 堆疊結構,藉以增加該封裝件之電性功能。 另外,應注意者,本發明前述不同之實施例所建構之 散熱型半導體封裝件係可因應實際設計需求而加以選擇組 合。 ^目此,本發明之散熱財導體縣件及其製法主要係 之基板ΐ接置—具有支撑部之散熱結構,且該 H。構iT、以其支#部而接置於該基板上位於半導體封裝 t預設平面尺寸外’以避免佔用基板可供接置及電性連 導體晶片及被動元件等電子元件之線路佈局區,進而 ^子兀件取大之基板接置空間,接著,將其上 =者有^及散熱結構之基板容置於—具有模穴之模具 ,且销穴之投影平面尺寸大於半導體封裝件之預設平 1尺:’亦即使該模具用以央壓該散熱結構之支撙部之部 該基板之線路佈局區外側’而可避免模具塵傷基板 勺 卫在後‘將封裝樹脂充填至該模穴中而形成用以 =復該半導體晶片之封裝膠體,而使該 聚件預設尺;之:::構之支按部及基板中尺寸大於該封 再者,本發明亦可先將晶片接置並電性連接至 尺寸接近於封裝件尺寸之基板上,再將該基板定位於—預 18682 20 1255047 设有開口之承載件中,以使散 載件l·,丨、;、地A „ 僻心文# 4接置於該承 以避免佔用基板可供接置及電性連接半導體 子力兀件等電子元件之有效接置區。 曰 ,外’由於本發明之封裝件中,該散熱結構之支 亚未直接接置於該基板之線路佈局區中,故且有6二 間可供設置複數之半導體晶片及其它電子元:,Ύ 件之電性功能,同時避免在封裝模塵製程中 ^散=構而導致該散熱結構支撐部㈣基板線路之問 部、或形成粗趟化、槽溝化之向延伸形成-凸 笔曰日片(dUmmy dle)以增加封裝件之散熱效率。 4上述之實施例僅為例示性說明本發明之原理及盆功 效,而非用於限制本笋明 一 ^ ^ , 制本1月任何熟習此技藝之人士均可在 不現为本發明之精神及笳蜂 仕 變化。因此,本發明上述實施例進行修飾與 利範圍所列。^】保護範圍,應如後述之申請專 【圖式簡單說明】 :i圖係為美國專利第5,m,嶋所 +導體封裝件之剖面示意圖; 成’、、、尘 第2圖係為美國專利第㈠认⑽號 半導體封裝件之平面示意圖; 政’、,、土 、一第^至3D圖係為本發明之散熱型半導體封裝件之製 法第一貫施例之剖面示意圖; 第4A圖係為顯示第3八至抑圖之本發明中在基板模 18682 21 1255047 組片上對應基板上來 乂成有用以包覆半導她曰 之平面示意圖; v肢日日片之封裝膠體 第4B圖係為㈣在散熱結構巾 封裝件之平面尺寸# @ Θ元、片在沿半導體 第4C圖係為磲干# 十面不思圖; 膠體之平面示面圖; Ό刀外路出該封裝 第4D圖係為顯示第 ㈣剖面線所示之剖面示意圖“趨件及沿其 弟4Ε圖係為顯示當接置在基板上 片平面尺寸小於半導放产、、、、·。構之散熱 丁夺封叙件平面 ,y,. 導體封裝件之切割作業中,寸,在後續形成半 内之剖面示意圖; ^刀支^遺留於該封裝膠體 第jA至5E圖係為本發明之散 法弟二貫施例之剖面示意圖; V版封衣件之衣 第6圖係為本發明^熱型半導 之剖面示意圖; ί衣件弟二戶、轭例 第7圖係為本發明之 之剖面示意圖; 之賴料導體封裝件第四實施例 第8圖係為本發明夕與& 之心-μ .、/之放熱型半導體封裝件第五實施例 之剖面不意圖,以及 < π 第9圖係為本發明夕& 之剖面示意圖。放熱型半導體封裝件第六實施例 【主要元件符號說明】 1 半導體封裝件 18682 22 1255047 10, 20 基板 11,21 半導體晶片 、13,23 散熱結構 130 平坦部 131 支撐部 1 32, 232 接觸部 137 凸出部 14 封裝膠體 •18 槽形空間 22 銲線 27 電子元件 30 基板模組片 300, 400, 500, 800 基板 31,41,51,61,71,811,812 半導體晶片 32, 42, 62 散熱結構 321,421,521,621 散熱片 ,322, 422 支撐部 * 3210 内縮結構 33, 43 封裝膠體 34 切割刀具 35, 45, 55 銲球 39, 49 被動元件 46 承載件 460 承載件開口 23 18682 1255047 461 間隙 47 膠片 ' 58 銲線 620 凸部 79 廢晶片 Μ 封裝膠體之平面尺寸 Ρ 半導體封裝件之平面預定尺寸
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Claims (1)
1255047 十、申請專利範圍: 1. 一種散熱型半導體封裝件之製法,係包括: 將半導體晶片接置並電性連接至基板上; 提供—包含有散熱片及自該散熱片向下延伸支撑 部之散熱結構,以將該散熱結構藉其支樓部而接置於該 基板上,藉以使該半導體晶片容置於該散熱片下方,其
中该支撐部係接置於該基板上位於該半導體封裝件之 預設平面尺寸外; 一於該接置有半導體晶片及散熱結構之基板上形成 -包覆料導體晶片及散熱結構之封裝膠體 踢體之投影平面尺寸大於該半導體封裝件之預設平面 尺寸;以及 、I叫 ^牛㈣封裝狀預定平面尺蚀置進行切割 中=二:該封裝膠體、散熱結構之支樓部及基板 中赵過忒封裝件預設平面尺寸之部分。 2. ^申請專利範圍第i項之散熱型半導體封裝件之製法, ^中’絲板係以單顆方式、陣財 排列之其中一者。 且彳木方式 I如申 '專利乾圍第1項之散熱型半導體封裝件之製法, 其中’该半導體晶片係以覆晶及打 性連接至該基板單元。 方式而電 4·如申請專利範圍第i項之散熱型半導體封裝件 , 其中、玄放熱片之頂面係選擇性部分及全面 裝膠體之其中一者。 r ^出戎封 18682 25 1255047 月專利範圍第1項之散熱型半導體封裝件之製法, i封=結狀謂耗選㈣料好部移除於 邊封裝膠體外之其中一者。 6.:申請專利範圍第!項之散熱型半導體封裝件之事法, 二中,該散熱結構選擇性形成有朝該半導體晶片凸出之 邛、粗糙化結構、及槽溝化結構。 H凊專利範圍第!項之散熱型半導體封裝件之製法, ^中,該散熱型半導體封裝件中係、包含有複數半導體晶 8.如申體Γ係以堆疊方式接置於該基板上。 |圍弟1項之散熱型半導體封裝件之製法, 9八二該半,體晶片上接置有廢晶片(du_y die)。 .:请專利範圍第1項之散熱型半導體封裝件之製法, -中,該基板上復接置並電性連接有被動元件。 •Π請專利範圍第1項之散熱型半導體封裝件之製法, ^ ’邊散熱結構之散熱片係在沿該半導體封裝件之平 面尺寸邊緣形成有内縮結構。 11· 一種散熱型半導體封裝件之製法,係包括: 置右ΐΐϋ晶片接置並電性連接至基板上,並將該接 置有+導體晶片之基板定位於—預設有開口之承載件 其中該基板之平面尺寸係接近於該半導體封裝件之 預疋平面尺寸, 提供-包含有散熱片及自該散熱片向下延伸支撐 部之散熱結構,並將該散熱結構藉其支禮部而接置於該 承載件上,以將該半導體晶片容置於該散熱片下方; 18682 26 1255047 學進行模壓製程,以於该基板及承載件上形成用以包 覆該半導體晶片及散熱結構之封裝膠體,其中,該封裝 膠體所覆蓋之平面尺寸係大於該散熱結構支樓部所圍 繞之平面尺寸;以及 ,沿該半導體封裝件之預定尺寸位置進行切割作 =壯藉以移除該封裝膠體及散熱結構之切部中超過該 、衣件預设平面尺寸之部分。 12=申請專利範圍第11項之散熱型半導體封裝件之事 美,^中,該基板定位於該開口中之方式係選擇性㈣ 二載件開口間之間隙中填峨及於 d承载件上貼置 該膦η a 封凰该開口的膠片(Tape),且 片係可於封裝模壓程序後去除。 申::利範圍第U項之散熱型半導體 組成:有機:!承載件之材料係選自由剛,、㈣ 成之有機絕緣材料組群之一者。 •如申凊專利範圍笛】1 5 法,其中,^^ 型半導體封裝件之製 方式排列之。其中i以單顆方式、陣列方式排列及直條 15:申Γ中專= 半v體晶片係以覆晶及打 lfi而電性連接至該基板單元。日及打、、泉之其中一方式 .如申请專利範圍筮 法,其中項之散熱型半導體封裝件之製 該封裝膠體中者頂面係選擇性部分及全面外露出 18682 27 1255047 .17·Γ:’Γ"'圍第11項之散熱型半導體封裝件之製 - ’該散熱結構之支禮部係選擇性部分及全部移 除方;该封裝膠體外之其中一者。 18. ΐ申ΓΦ專利範圍第11項之散熱型半導體封裝件之製 出之:!,該散熱結構選擇性形成有朝該半導體晶片凸 出之凸邛、粗糙化結構、及槽溝化結構。 19. ΐ申L專利範圍第11項之散熱型半導體封裝件之製 她/片該散熱型半導體封裝件中係包含有複數半導 Γ。曰片’且該些半導體晶片係以堆疊方式接置於該基板 20=申請專利範圍第u項之散熱型半導體封裝件之繁 去,其中,該半導體晶片上接 21如由咬击 文且啕尽日日片(dummy die)。 ^申以利範圍第U項之散熱型半導體封裝件之製 22 :由其中,該基板上復接置並電性連接有被動元件。 2.:申請專利範圍第"項之散熱型半導體封裳件之势 Μ其中,該散熱結構之散熱片係在沿該半導體封裳件 平面尺寸邊緣形成有内縮結構。 23·—種散熱型半導體封裝件,係包括·· —具第一表面及相對第二表面之基板; 至少-接置並電性連接至該基板第 導體晶片; 之牛 乂形成於該基板第—表面上之封裝膠體,以费 住該半導體晶片,且該封裝膠體與基板之侧 = 平;以及 反切 18682 28 1255047 匕復於該封裝膠體内 有一丸也 吻敗熟結構呈 月产、、片及自該散熱片周緣向下延伸 該散熱片係形成於該半導體晶片上方之封;=中 权其頂面外露出該封裝膠體,且該支撐部之至=、—a t ?4 Γ在①朗封裝件時受切移除於㈣裝膠體外。h 申明專利範圍第23項之散熱型半導體封裝 ,5玄半導體晶片係以覆晶及打線之Α 八 連接至該基板單元。 ^方式而電性 中,H利乾㈣23項之散熱型半導體封裝件,i 部選擇性形成有朝該半導體晶^^凸 粗糙化結構、及槽溝化結構。 炙凸 中申C:圍乐23項之散熱型半導體封裝件,盆 w::=f片T中係包含有複數半導體晶 27. 如申請專;:^ 疊方式㈣ 月寻幻乾圍弟23項之散熱型半導 I 中,§亥半導體晶片上接置 "- 28. 如申喑糞剎々々岡外〇 百尾日日片(dummy die)。 中m弟3項之散熱型半導體封裝件,並 μ放心片之頂面係選擇性部 八 膠體之其中一者。 及王面外鉻出該封裝 29.如申請專利範圍第23項之散熱 中,該散熱結構之支挣部係^封衣件’其 封裝膠體外之其中一者。°分及全部移除於該 3〇.如申請專利範圍第23項之散埶 中,該基板第—表面上 ”广脰封裝件,其 关童亚-电性連接有被動元件。 18682 29 1255047 31. 如申請專利範圍第23項之散熱型半導體封裝件,其 中,該散熱結構之散熱片係在沿該半導體封裝件之平面 尺寸邊緣形成有内縮結構。 32. —種散熱型半導體封裝件,係包括: 一具第一表面及相對第二表面之基板; 至少一接置並電性連接至該基板第一表面上之半 導體晶片; 一形成於該基板第一表面上之封裝膠體,以供包覆 住該半導體晶片’且該封裝膠體與基板之侧邊係相互切 平;以及 一包覆於該封裝膠體内之散熱結構,該散熱結構具 有一散熱片及自該散熱片周緣向下延伸之支撐部,其中 該散熱片係形成於該半導體晶片上方之封裝膠體中,以 供其頂面外露出該封裝膠體,而該散熱片之邊緣則形成 有内縮結構,且該支撐部之至少一部分係在形成該封裝 件時受切移除於該封裝膠體外。 33. 如申請專利範圍第32項之散熱型半導體封裝件,其 中,該基板第一表面上接置並電性連接有被動元件。 34. 如申請專利範圍第32項之散熱型半導體封裝件,其 中,該散熱片之頂面係選擇性部分及全面外露出該封裝 膠體之其中一者。 35…如申請專利範圍第32項之散熱型半導體封裝件,其 中,該散熱結構之支撐部係選擇性部分及全部移除於該 封裝膠體外之其中一者。 30 18682
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US8144478B1 (en) * | 2005-07-01 | 2012-03-27 | Globalfoundries Inc. | Circuit module and method |
TWI420621B (zh) * | 2007-07-12 | 2013-12-21 | Advanced Semiconductor Eng | 一種晶粒封裝支撐結構及其製造方法 |
CN111771276B (zh) * | 2018-02-28 | 2023-12-26 | 株式会社村田制作所 | 高频模块 |
JP7193920B2 (ja) * | 2018-03-09 | 2022-12-21 | 株式会社ディスコ | パッケージ基板の加工方法 |
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US12027493B2 (en) * | 2019-11-04 | 2024-07-02 | Xilinx, Inc. | Fanout integration for stacked silicon package assembly |
US11404345B2 (en) * | 2020-06-10 | 2022-08-02 | Qualcomm Incorporated | Advanced integrated passive device (IPD) with thin-film heat spreader (TF-HS) layer for high power handling filters in transmit (TX) path |
CN113345856A (zh) * | 2021-06-29 | 2021-09-03 | 甬矽电子(宁波)股份有限公司 | 芯片封装散热片及其制备方法和bga散热封装结构 |
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US5877552A (en) * | 1997-06-23 | 1999-03-02 | Industrial Technology Research Institute | Semiconductor package for improving the capability of spreading heat and electrical function |
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