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TW200828566A - System in packages (SiPs) and fabrication methods thereof - Google Patents

System in packages (SiPs) and fabrication methods thereof Download PDF

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Publication number
TW200828566A
TW200828566A TW096148235A TW96148235A TW200828566A TW 200828566 A TW200828566 A TW 200828566A TW 096148235 A TW096148235 A TW 096148235A TW 96148235 A TW96148235 A TW 96148235A TW 200828566 A TW200828566 A TW 200828566A
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Taiwan
Prior art keywords
lead frame
metal layer
package
level package
heat sink
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TW096148235A
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English (en)
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TWI378550B (en
Inventor
Nan-Jang Chen
Hong-Chin Lin
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Mediatek Inc
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Publication of TW200828566A publication Critical patent/TW200828566A/zh
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    • H10W90/811
    • H10W40/778
    • H10W70/421
    • H10W70/475
    • H10W72/07554
    • H10W72/547
    • H10W72/5473
    • H10W72/865
    • H10W72/884
    • H10W74/00
    • H10W74/111
    • H10W90/736
    • H10W90/754
    • H10W90/756

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  • Lead Frames For Integrated Circuits (AREA)

Description

200828566 *九、發明說明: 【發明所屬之技術領域】 本發明係有關於一種半導體封裝,特別有關於一種 置於散熱件上的導線架型式的半導體封裝體及其製造方 法0 【先前技術】 因應目别對具有更局頻寬容量的電子元件的消費需 求’需要更快的信號傳輸速度。面對這項趨勢,半導體 封裝體產品主要面臨兩大挑戰,其一是由於更高功率消 費需求所導致的散熱問題,另一是更高信號頻寬所導致 的電性問題。為能有效解決信號與電力完整性(signal and power integrity)的(即尸3犯=〇 35/匕)問題以及散熱(即 /^CLx/xFDD2)的問題,業界企需一種應用於高速整合電路 的半導體封裝體’其兼具低寄生效應與低製造成本的優 習知半導體晶片的四方扁平型封裝體(Quad Flat Package,簡稱QFP)主要用於低成本產品。上述低成本產 品係分別利用插入式散熱件(Drop-in Heat Sink,以下簡 稱為DHS))、晶座式散熱件(Die Pad Heat Sink,以下簡稱 為DPH)、裸露插入式散熱件(Exposed Drop-in Heat Sink,以下簡稱為EDHS)及裸露晶座式薄型四方扁平型 封裝體(Exposed PAD Low profile in QFP,以下簡稱為 E_PAD LQFP)等型式,以改善其散熱效率。然而,以散 0758-A32773TWF;MTKI-06-458;jamngwo 5 200828566 • 熱件作爲接地面或浮置接地面並未能有效地改善其電性 效能。 第1A-1D圖顯示習知QFP的剖面示意圖,其分別具 有不同型式的散熱件(heat sink),以改善其熱效能。請參 閱第1A圖,DHS-QFP 100a包括半導體晶片110,貼附 於晶片座(die pad)125上。半導體晶片11〇與晶片座125 之間附著有黏結材質(adhesion)120。晶片座125係置於散 熱件130上。半導體晶片11〇藉由連結線(bonding wire)140 電性連接多個導腳 150 。封膠材 (encapsulation)160 裹覆(encl〇se)半導體晶片 11〇、晶片座 125、散熱件130以及半導體晶片n0與導腳150之間的 連結線140。 或者,如第1B圖所示的DPH-QFP 100b,半導體晶 片110可直接由黏結材質120安置於散熱件130上。散 熱件130亦可作爲晶片座。散熱件130的兩端均透過聚 亞醯胺帶(polyimide tape)135連接至導腳150。然而,此 型式的封裝體之設計的問題在於,藉散熱件作爲浮置接 地面(floating plane),無法有效地改善其電性效能。 請參閱第1C圖,散熱件13〇的底部表面132可裸 露於外界環境中,而形成EDHS-QFP 100c。再者,散熱 件130可與導線架整合為一體以滿足薄型化(low profile) 的需求,如第ID圖所示的e-PAD LQFP 100d。E-PAD LQFP 100d係廣泛用於各種裝置的理想封裝體,上述裝 置包括微處理器、控制器、數位訊號處理器、高速邏輯 0758-A32773TWF;MTKI-06-458;jamn gwo 6 200828566 裝置、現場可程式閘陣列(Field Programmable Gate Array, 以下簡稱為FPGA)裝置、可程式邏輯裝置(Programmable Logic Device,以下簡稱為 PLD)與專用積體電路 (Application Specific Intefrated Circuit,ASIC),其應用領 域包括膝上型電腦、通訊裝置、高端(high end)視/聽裝置 及中央處理單元(CPU)/圖形使用者介面(GUI)板。因此, 藉由散熱件的底部表面作爲接地面,能有效地降低接地 電感(Ground Inductance) 〇 相關技術揭露具有多個散熱件的模鑄塑膠封裝體 (molded plastic package),其電性效能得到改善。第2A 圖為顯不習知EDHS-QFP封裝體200的剖面示意圖。請 參閱第2A圖,半導體晶片211藉由導熱環氧樹脂膜(film of thermally conductive epoxy)210 黏附於厚的銅散熱件 201上。環型陶瓷圈(annular ceramic ring)206以介電黏著 劑213將環型陶瓷圈206的一面黏於散熱件201上,且 另一面黏於導線架205上。封裝體200形成導線架205 内的各導線的傳輸線’同時散熱件201作爲接地面。此 外,導線架205包括插入環208(第2B圖),其環繞位於 環型陶堯圈206的窗口 212(第2B圖)内的半導體晶片 211。插入環208可分成四個插入環部分208a-208d(第2B 圖),使其能分別連接至電源端及接地端。 第2B圖係顯示移開塑膠模鱗物204的封裝體200 的立體示意圖’其清楚顯示導線架2 0 5和插入環2 〇 8。插 入壞208的插入壤部分208a-208d係藉由介電黏著劑213 075 8-A32773TWF;MTKI-06-45 8 ;j amn gwo 7 200828566 貼附於散熱件201上。插入環部分208a-208d更由連接桿 (tie bar)241a-241d支撐,連接桿241a-241d喪入於塑膠模 鑄物204内。導線架205用於提供電性絕緣的導腳25〇。 各個插入環部分208a-208d以連結線連結至導腳250的其 中之一。此外,插入環部分208b和208d藉由導電性譬 氧樹脂(electrically conductive epoxy)240 電性連接至散 熱件201,用於連接至接地端。或者,以點焊(sp〇tWelding) 或其他適合的方式將插入環部分208b和208d電性連接 至散熱件201。插入環208的設計是盡可能靠近並環繞半 導體晶片211 ’但不與其接觸。因此’於半導體晶片211 與導腳250之間的連結線可能非常短。於是此非常短的 連結線具有低電感,因而,降低了封裝體200的寄生阻 抗,由此提升封裝體200的電性效能。由於插入環部分 208a-208d位於封裝體200的内部,且可迅速存取用以連 接,所以導線架205上用於電源與接地連結的導腳數目 因而減低。由此可有效地增加封裝體200的可用的導腳 數。然而,封裝體200的缺點為其導腳所產生的電感仍 非常大’因此不利於電力完整性。 相關技術亦公開一種導線架型半導體封裝體及其製 造方法。嵌入式及/或裸露式散熱件設置於晶片與導線架 之間’以提升其電性與散熱效能。 第3圖係顯示習知晶片於散熱件上的導線架型(chip On Heat Sink LeadFrame,簡稱 COHS-LF)封裝體的剖面 示意圖。請參閱第3圖,COHS-LF封裝體300包括晶片 0758-A32773TWF;MTKI-06-458;jamn gw〇 8 200828566 33〇以黏結材質342貼附於導線架336上,導線架336整 合於散熱件360的結構上。導線架336包括内導腳362 和外導腳364。介電層344夾置於導線架336與散熱件 360之間。晶片33〇的導線墊(13〇11(1 pad)332透過連結線 334電性連接至内導腳362。封膠材338裹覆晶片、 散熱件360及晶片330與内導腳362之間的連結線334。 在散熱件360貼附於晶片330的正面後5 COHS-LF封裝 體300接地,以改善其散熱性並控制導腳的阻抗。此 COHS-LF封裝體300的缺點為無法相容於標準導線架型 封裝製程且散熱件僅供接地網路用。 有鑑於此,業界亟需一種新型的半導體封裝體及相 容的製程’可滿足兼具高效能與低製造成本的優點,且 應用於整合高速元件領域的需求,例如利用系統級封裝 體(System in Package,SiP),以整合射頻(Radio Frequency,RF)晶片和基頻(Base Band,BB)晶片或者數 位電視(DTV)晶片和上下行雙數據率(Double Data Rate, DDR)同步動態隨機存取記憶體(Synchronous Dynamic Random Access Memory,SDRAM)晶片。 【發明内容】 為解決上述封裝體之散熱效能與電性效能,本發明 提供一種系統級封裝體,具有同時改善散熱效能與電性 效能。 本發明之實施例提供一種系統級封裝體,包括:具 0758-A32773TWF;MTKI-06-458;jamn gwo 9 200828566 有延伸的導腳的導線架,其配 散熱件是作爲電源及接地網路;—組车:開的散熱件, 結材質貼附於導線架的中央區域::晶片’以黏 組半導體晶^分別電性連接至導線架線,將該 以及封谬材裹覆導線架,然而露_伸=的散熱件: 散熱件。 申$ ¥腳和分開的 本,明之實施例另提供一種系統級封一 /,已括.裝配具有延伸的導腳的導 _、衣每刀 分開的散熱件;以黏結材質 半二配置有多個 架的中央區域,·以連結線,將該 边木,然而露出延伸的導腳和分開的散熱件。才一 上述系統級封裝體及1萝生 ^ 置多個分開的散熱件與封膠材露出散熱:由:^ =裝的散熱效能;藉由連結線分別連二 散熱件,提高了系統級封裝的電性效能。體曰曰片與 【實施方式】 以下以各實施例詳細說明並伴隨著圖 :二爲本發明之參考依據。在圖式或說明書描述中 ::: 之:分皆使用相同之標號。且在圖式中,實 :去之形狀或疋厚度可擴大,並以簡化或是方 式中各元件之部分㈣分別描述 ^ 心的是’时綺示或描述之元件,為所屬技術= °758.A32773TWF;MTKI-06.458;jamn gwo 10 200828566 ‘ 中具有通常知識者所知的形式,另外,特定之實施例僅 為揭示本發明使用之特定方式,其並非用以限定本發明。 第4A圖係顯示根據本發明之一實施例之導腳於散 熱件上的系統級封裝體(Lead On Heat Sink System in Package,LOHS-SiP)的剖面示意圖,第4B圖為第4A圖 的LOHS-SiP的平面示意圖。LOHS-SiP 400包括具有延 伸的導腳442的導線架440,其配置有多個分開的散熱件 430a-430d,以作爲電源(PWR)及接地(GND)網路。介電層 ί 435夾置於導線架440與分開的散熱件430a-430d之間。 一組半導體晶片420和450,以黏結材質貼附於導線架的 中央區域。半導體晶片420和450為一組垂直堆疊的半 導體晶片對,半導體晶片對包括數位晶片和類比晶片、 射頻(Radio Frequency,RF)晶片和基頻(Base Band,BB) 晶片、或數位訊號處理(DSP)晶片和上下行雙數據率 (Double Data Rate,DDR)同步動態隨機存取記憶體 (Synchronous Dynamic Random Access Memory 5 SDRAM) I」 晶片。複數條連結線450a-450e,將半導體晶片420和450 分別電性連接至導線架440與分開的散熱件430a-430d。 封膠材460裹覆(enclose)導線架440,然而露出延伸的導 腳442和分開的散熱件430a-430d,露出散熱底部。 LOHS-SiP 400 更包括互連部分(interconnection section)432,藉由連結線450d、450e作爲電性連接半導 體晶片450與分開的散熱件430b之間的中間架橋體。晶 片墊(die paddle)436可選擇性地設置於導線架440的中央 0758-A32773TWF;MTKI-06-458;jamn gwo 11 200828566 • 區域,用以支撐該組半導體晶片420和450。LOHS-SiP 400可藉由焊料(solder)470和475置於印刷電路板 (Printed Circuit Board, PCB) 480 上。 導線架與散熱件可由相容的半導體製程技術製造’ 之後再與堆疊的晶片組結合。額外加的散熱件不僅可促 進散熱效率,亦可產生多個電源面和接地面。例如,散 熱件可被預先分離成複數個電源/接地區域’以減低導腳 的數目並進一歩降低封裝體的尺寸。由於導腳的數目得 以減低,此SiP具有較佳的信號完整度與電力完整度, 亦可達成較密的導腳間距(lead pitch)。更有甚者,電源/ 接地區域可進一步電性連結至晶片上對應的電源與接地 墊(pad),並接著焊接至PCB上的電源與接地網路。並且, 由於電源與接地並不需要透過LOHS-SiP的導腳,因此能 使得LOHS-SiP獲得更多空間,以設計供高速系統應用的 導腳的幾何結構,或縮減封裝體尺寸。 第5A-5H圖係顯示根據本發明之一實施例的LOHS I, 結構的各製程步驟的剖面示意圖。請參閱第5 A圖,首先 分別提供頂金屬層510、介電材質層520與底金屬層 530。頂金屬層510與底金屬層530的材質可為金屬(例如 銅及鋁)或合金(例如C7025、A42及A192)。介電材質層 520可為阻燃型環氧玻璃纖維板(flame-retardant substrate, FR-4)、雙馬來亞醯胺_三氮雜苯樹脂 (Bismaleimide-Triazine,BT)、陶瓷、環氧樹脂預浸材 (epoxy prepeg)、聚乙醯胺(polyimide,PI)帶及黏結膜。接 0758-A32773TWF;MTKI-06-458;jamngwo 12 200828566 著,如第5B圖所示,壓合頂金屬層510、介電材質層520 與底金屬層530成組合體。 請參閱第5C圖,蝕刻頂金屬層510,以形成導線架, 其具有延伸的導腳、開口 515a及中央作爲晶片墊512的 高台區域。另一方面,如第5D圖所示,蝕刻底金屬層 530以形成凹入區域535供晶片貼附,及多個分開的散熱 件供電源/接地(PWR/GND)網路。 請參閱第5E圖,形成多個穿透組合體的通孔54〇, 作爲後續以連結線連結的晶片窗口(chip 〇pening)。接 著,如第5F圖所示,以頂金屬 移除開口 5 15a内露出的介&層5 1G作爲遮罩層(臟k), 請參閱第5G圖, mask)572,覆蓋後續不欲電鲈香,應用防焊漆(solder 的週邊區域的防焊漆572的圯勺區域。並且由於導線架 障礙桿(dam bar)的步驟。接箸》成,可同時省略習知形成 屬層550於頂金屬層51〇(即1如第5H圖所示,電鍍金 質包括單一金屬層(例如金(Au/木)上。金屬層550的材 或鈀(Pd)) ’或者用不同的^銀(~)、鎳(Ni)、銅(Cu) laminated)電鍍以強化連結線礙戍首屬疊層(different metal 第6A-6H圖係顯示根辕太導腳之間的黏結性。 結構的各製程步驟的剖面示夸
承發明另一實施例的LOHS
圖。應注意的是,第6A-6H 圖實施例的LOHS結構的製_
圖實施例的LOHS結構的製,貫質上與第5Ae5H 同製程步驟的詳細敘述 ^%步驟相似,在此省略其相 迷兩製程步驟的不同之處在 0758-A32773TWF;MTKI-06-458;jamngwo 13 200828566 於,本實施例於了員金屬層的#刻步驟後,移除中央晶片 墊,如第6C圖所示。因而,形成中央位置的開口 5 15b, 且堆疊的晶片可黏附於散熱件的兩侧。再者,應注意的 是,若散熱件於第5B圖所示的壓合成組合體的步驟前, 預先分成多個電源/接地區域、形狀與穿孔,則可省略後 縯的第5D-5E圖所示的步骤。 由於上述LOHS結構包括防焊漆,因此注入模鱗材 質的接觸區域為平坦區域。就其本身而論,習知的障礙 桿設計為非必要的,因此習知後續的去緯/去膠 (deflash/trim or dejunk/trim)步驟亦可省略。 第7圖係顯示根據本發明實施例散熱件的裸露面的 局部放大示意圖。模鑄(molded)的封膠材560裹覆L〇Hs 結構,然而露出分開的散熱件530的散熱面530,。散熱 面530’包括複數個凸起物(pr〇trusi〇n)或凸起塊(bump), 以改善樹脂(resin)與分開的散熱件530之間的黏結性。再 者,由於裸露的散熱面530,表面包括小溝槽,可消除由 熱膨脹係數(Coefficient Thermal Expansion,CTE)不匹酉己 所造成的熱應力。 上述位於導腳下方的接地的散熱件530允許對阻抗 的控制。例如,第8圖為SiP、導腳的幾何結構及所用的 材質的模擬模型示意圖。導線架具有延伸的導卿 631-638(導腳634與635為目標導腳),並且導線架配复 有多個分開的散熱件610,以作爲電源及接地網路。介電 層620夾置於導線架與分開的散熱件610之間。封膠枓 0758-A32773TWF;MTKI-06-458;jamn gwo 14 200828566 鼻 • 640平坦地覆蓋封裝體。藉由調整導腳的幾何結構及介電 層620與封膠材640的厚度,目標導腳634與635可設 計成所希望的阻抗,例如所需求單端阻抗為50Ω以及差 動阻抗為100Ω,以具有較佳的信號完整性。 熱量由高溫的晶片流向低溫的外界環境。因此,晶 片與外界環境之間的較高的熱傳導係數(κ),可加速熱移 除速率(例如銅Ke4〇〇W/mK)。對將晶片表面貼附於裸露 的散熱件的封裝體進行散熱性與電性分析的結果顯示, r 相較於習知球狀引腳柵格陣列封裝(Ball Grid Array,BGA) 封裝與導腳於晶片上的薄型小尺寸封裝(Lead On Chip-Thin Small Outline PackageLOC-TSOP)封裝,其具有 較少的溫度增加量,較低的信號損失以及較小的串音 (cross-talk) ° 第9圖係顯示根據本發明之一實施例的散熱件830 分成多個電源及接地網路803a-830d的示意圖。相對於習 知的QFP封裝體,由於LOHS-QFP具有較短的連結線及 1/ 較大的電源及接地網路,因此可預期LOHS-QFP具有較 低的寄生參數。 第10A圖係顯示根據本發明另一實施例之 LOHS-SiP的平面示意圖。L0HS_SiP 900包括多重晶片堆 疊的應用。習知的DSP晶片與DDR SDRAM晶片堆疊的 缺點為DDR SDRAM晶片的連結座(bonding pad)必須設 置在晶片的中央位置,使得需較長的連結線,進而導致 連結線偏移(wire sweep)、較差的電性及較低的製造良率 0758-A32773TWF;MTKI-06-458;jamn gwo 15 200828566 m 的問題。 請參閱第10A圖,LOHS-SiP 900包括多個分開的散 熱件930a-930d,其貼附於上晶片(DSP晶片)910和下晶 片(SDRAM) 920。散熱件(包括分開的散熱件930a-930d) 包括開口 940環繞晶片連結座(chip-bonding pad)925,因 此可獲得較短的連結線950a和950b。下晶片920藉由連 結線950a通過散熱件930上適當的開口 940而與上晶片 910電性互連。因此,連結線950a的長度可有效地縮短, Γ 進而獲得較佳的電性效能,且部分的終端亦可因而省 略。根據本發明實施例,可於散熱件中兩鄰近的分開的 散熱件的週邊區域,增加額外的至少一個被動元件980, 例如電容元件或電感元件。此外,由於晶片墊905可作 爲上、下晶片910和920之間的緩衝區域,因此封裝體 的製造良率亦能有效提升。同時,由於上金屬層(導線架) 可蝕刻成互連部分(interconnection section)936a 和 936b,因此可進一步降低連結線950b和950c的長度。 I 第10B圖係顯示根據本發明又一實施例之包含rf 與BB堆疊晶片的LOHS-SiP的平面示意圖。包含rf與 BB堆豐晶片的LOHS-SiP 1000包括多個分開的散熱件 1030 ’其貼附於上晶片(RF晶片)1〇1〇和下晶片(BB) 1020。散熱件1030包括開口 1015環繞晶片連結座1〇22, 因此可獲得較短的連結線1050b。下晶片1020藉由連結 線1050d通過互連部分1046或共用桿(common bar)而與 上晶片1010電性連接。因此,可避免連結線的交越 0758-A32773TWF;MTKI-06-458;janmgwo 16 200828566 ^ (crossover)情形發生。再者,由於晶片墊1045可作爲上、 下晶片1010和1020之間的緩衝區域,因此封裝體的製 造良率亦能有效提升。並且晶片塾10 4 5可有效地阻隔 RF信號干擾。 本發明雖以較佳實施例揭露如上,然其並非用以限 定本發明的範圍,任何所屬技術領域中具有通常知識 者,在不脫離本發明之精神和範圍内,當可做些許的更 動與潤飾,因此本發明之保護範圍當視後附之申請專利 範圍所界定者為準。 【圖式簡單說明】 第1A-1D圖係顯示習知QFP的剖面示意圖,其具有 不同型式的散熱件,以改善其熱效能。 第2A圖為顯示習知EDHS-QFP封裝體的剖面示意 圖。 第2B圖係顯示移開塑膠模鑄物的封裝體的立體示 ί 意圖。 第3圖係顯示習知COHS-LF封裝體的剖面示意圖。 第4Α圖係顯示根據本發明之一實施例之LOHS-SiP 的剖面示意圖。 第4B圖為第4A圖的L〇HS-SiP的平面示意圖。 第5A-5H圖係顯示根據本發明之一實施例的LOHS 結構的各製程步驟的剖面示意圖。
第6A-6H圖係顯示根據本發明另一實施例的LOHS 0758-A32773TWF;MTKI-06-458;jamn gwo 17 200828566 * 結構的各製程步驟的剖面不意圖。 第7圖係顯示根據本發明實施例散熱件的裸露面的 局部放大示意圖。 第8圖為SiP、導腳的幾何結構及所用的材質之間 關係的模擬模型示意圖。 第9圖係顯示根據本發明之一實施例的散熱件分成 多個電源及接地網路的示意圖。 第10A圖係顯示根據本發明另一實施例之 LOHS-SiP的平面示意圖。 第10B圖係顯示根據本發明又一實施例之包含RF 與BB堆疊晶片的LOHS-SiP的平面示意圖。 【主要元件符號說明】 100a_100d〜習知四方扁平型封裝體(DHS-QFP); 110〜半導體晶片; 120〜黏結材質; 125〜晶片座; 130〜散熱件; ( 132〜散熱件的底部表面; 140〜連結線; 150〜導腳; 160〜封膠材; 200〜習知EDHS-QFP封裝體; 201〜散熱件; 204〜塑膠模鑄物; 205〜導線架; 206〜環型陶瓷圈; 208〜插入環; 208a-208d〜插入環的四個部分; 210〜導熱ί哀氧樹脂膜, 211〜半導體晶片, 075 8-A32773TWF;MTKI-06-45 8;jamn gwo 18 200828566 212〜窗口; 213〜介電黏著劑; 2 40〜導電性壞氧樹脂, 241a-241d〜連接桿; 250〜導腳; 300〜習知COHS-LF封裝體 330〜晶片; 3 3 6〜導線架, 338〜封膠材; 342〜黏結材質; 344〜介電層; 360〜散熱件; 362〜内導腳; 364〜外導腳。 400〜LOHS-SiP ; 420、450〜半導體晶片; 430〜散熱件; 430a-430d〜分開的散熱件; 432〜連接環; 435〜介電層; 436〜晶片墊; 440〜導線架; 442〜導腳; 450a-450e〜連結線; 460〜封膠材; 470、475〜焊料; 480〜PCB ; 510〜頂金屬層; 512〜晶片墊; 515a、515b〜開口; 520〜介電材質層; 530〜底金屬層; 530’〜散熱面; 540〜通孔; 550〜電鍍金屬層; 560〜封膠材; 572〜防焊漆; 610〜散熱件; 620〜介電層; 634、635〜目標導腳; 640〜封膠材; 830〜散熱件; 63 1-633、636-638〜導腳; 0758-A32773TWF;MTKI-06-458;jamngwo 19 200828566 803a-830d〜電源及接地網路; 900〜LOHS-SiP ; 910〜上晶片(DSP晶片); 925〜晶片連結座; 920〜下晶片(SDRAM) 930a-930d〜分開的散熱件 ;936a、936b〜互連部分 940〜開口; 980〜被動元件; 950a-950c〜連結線; 1000〜包含RF與BB堆疊 晶片的LOHS-SiP ; P 1010〜上晶片(RF晶片); 1015〜開口; 1020〜下晶片(BB晶片); 1022〜晶片連結座; 1030〜散熱件; 1040〜導腳; 1045〜晶片墊; 1050a-1050d〜連結線。 1046〜互連部分; 075 8-A3 2773TWF;MTKI-06-45 8 ;j anrn gwo 20

Claims (1)

  1. 200828566 十、申請專利範圍: 1 ·種系統級封裝體,包括·· 八具有複數個延伸的導腳的_導線架,其配置有多個 ^的政熱件’该些分開的散熱件是作爲電源及接地網 路, 中央二半導體晶片,以—黏結材質貼附於該導線架的 兮、曾f數條連結線,將該組半導體晶片分別電性連接至 線架與該些分開的散熱件:以及 一封膠材,裹覆該導線架,然而露 腳和該些分開的散熱件。 一之狎的V , …申明專利靶圍第1項所述之系統級封裝體,其 "組半導體晶片包括_對垂直堆疊的半導體晶片。 中專利粑圍第2項所述之系統級封裝體,其 曰;;、直堆疊的半導體晶片包括—數位晶片和-類比 “』射頻曰曰片和一基頻晶片、或-數位訊號處理晶 片和一記憶體晶片。 勺括請專利範圍第1項所述之I统級封裝體,更 ί體曰j部分’藉由該些連結線作爲電性連接該組半 ¥體曰曰片與該些分開的散熱件之間的中間架橋體。 中請專利範圍第4項所述之系統級封裝體,其 間。/ 置於跨接兩鄰近的該些分開的散熱件之 6.如申請專利範園苐】項所述之系統級封裝體,其 07^A32 773TWF;MTKI-06^458;jamn gwo 21 200828566 中該些分開的散熱件的散熱面包括複數個凸起物或凸 塊。 7·如申凊專利範圍第1項所述之系統級封裝體,更 包括一介電層,夾置於該導線架與該些分開的散熱件之 間。 …、 8·如申請專利範圍第1項所述之系統級封裝體,更 包括至少一被動元件,位於該些分開的散熱件的週邊區 二如申請專利範圍第1項所述之系統級封裝體,更 =片座:位於該導線架的中央區域,用猶該 i〇.—種系統級封裝體的製造方法,包括: 多個分開的個延伸的導腳的—導線架,其配置有 央區黏結材質貼附—組半導體晶片於該導線架的中 至該導線架與ί Jf性連接 導二:的=導線架,露_延伸的 制申Λ專利範圍第101 員所述之系統級封裝體的 It 裳配該導線架的步驟包括: 厚:兮頂金屬層、一介電材質與-底金屬層; 土…頂金屬層、該介電材質與該底金屬層成-組 〇758-A32773TWF;MTKl>〇6 gw〇 22 200828566 合體; 餘刻該頂金屬層以形成該導線架,該導 些延伸的導腳以及位於其中央區域的—開口;木八有5亥 蝕刻該底金屬層以形成該些分開的散熱件; 形成複數個通孔穿透該組合體; 移除該開口内的該介電材質; 形成一防焊漆於該導線架的週邊區域;以及 電鍍一金屬層於該導線架上。 ’ 12·如申請專利範圍第10項所述之 製造方法,其中裝配該導線架的步驟包括、:、、衣-的 共一頂金屬層、一介電材質與一底金屬層; 合體; f电何貝與该底金屬層成一組 钱刻該頂金屬相形成該導線 些延伸的導腳以及位於其中广'•泉木具有3亥 開口; ” r兴^域的具有一晶片墊的一 蝕刻該底金屬層以形成該些分開的散熱件; 形成複數個通孔穿透該組合體; 移除該開口内的該介電材質; 形成一防焊漆於該導線架的週邊 電鍍一金制於該導線架上。乂 制、告=如申請專利範圍第1G項所述之系統級封裝體的 敎面勺杯 > 其令该些分開的散熱件包括-散熱面,該散 熱面包括複數個凸起物或凸起塊。 〇758-A32773TWF;MTKL〇6-458;f amn gw〇 23 200828566 ,、14.如申請專利範圍g 1〇項所述之系祕封裝體的 衣ie方法其中°亥組半導體晶片的貼附包括垂直堆疊一 對半導體晶片於該導線架的中央區域的兩側,該對 邀晶片包括一數位晶片和一 比B H 、 *相曰y . 曰片、—射頻晶片和— 基頻曰曰片、或一數位訊號處理晶片和一記憶體晶 15.如申請專利範圍第1〇項所述之I曰曰。 製造方法,更包括將該系統級封裝體^封裂體的 板上。 、' 印刷電路
    0758-A32773TWF;MTKI-06-458;jamn gwo 24
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