TW463537B - Metal core substrate printed wiring board enabling thermally enhanced ball grid array (BGA) packages and method - Google Patents
Metal core substrate printed wiring board enabling thermally enhanced ball grid array (BGA) packages and method Download PDFInfo
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- TW463537B TW463537B TW089106768A TW89106768A TW463537B TW 463537 B TW463537 B TW 463537B TW 089106768 A TW089106768 A TW 089106768A TW 89106768 A TW89106768 A TW 89106768A TW 463537 B TW463537 B TW 463537B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/44—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits
- H05K3/445—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits having insulated holes or insulated via connections through the metal core
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4602—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated
- H05K3/4608—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated comprising an electrically conductive base or core
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- H10W40/228—
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09536—Buried plated through-holes, i.e. plated through-holes formed in a core before lamination
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09554—Via connected to metal substrate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/0959—Plated through-holes or plated blind vias filled with insulating material
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/14—Related to the order of processing steps
- H05K2203/143—Treating holes before another process, e.g. coating holes before coating the substrate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
- H05K3/425—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern
- H05K3/427—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern initial plating of through-holes in metal-clad substrates
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
- H05K3/4641—Manufacturing multilayer circuits by laminating two or more circuit boards having integrally laminated metal sheets or special power cores
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/901—Printed circuit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49126—Assembling bases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
- Y10T29/49165—Manufacturing circuit on or in base by forming conductive walled aperture in base
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Insulated Metal Substrates For Printed Circuits (AREA)
Description
經濟部智慧財產局具工消費合作社印製 46353 7 Α7 Β7 五、發明說明(/ ) 參照相關之申請書 本申請書乃是基於暫時的申請書,序號第60/128946 號,於1999年四月13日入檔,標題爲”致能熱加強球型柵 極陣列封裝之金屬芯基質”。 習知技術之說明
Prolinx C2BGAs C2BGAs乃是使用複雜的蝕刻可調磁控管之絕緣方法 、在芯上產生由一些絕緣材質所懸吊的銅質島狀物、以及 之後藉由表面處理與光照通孔步驟所製造的。對複雜的步 驟以及產生複雜的架構而言,所招致的成本乃是相當昂貴 的。 本發明之槪要 對於細微程度、高接腳數的半導體封裝而言,球型柵 極陣列(BGA)乃是一種先進的封裝方式,其在今日ic工業 中,通常使用於包裝積體電路架構的多層晶片上(chip-up) 印刷接線板(PWB)基座之中。然而,由於諸如Pentium Π & ΠΙ等高速的CPUs、以及高速的製圖方式、DSP和可程式 的邏輯晶片之出現’熱散逸仍是主要關心的因素。爲了滿 足Μ世紀1C產品的需求,因此需要較隹的熱BGA封裝之 解決方式。 本發明的目的爲提供一種新穎且較爲簡單的PWB架 構以及方法,具有比得上或較佳的熱效能,致使較低的成 本與較佳的可靠性。在材質與層數以及每層厚度的選擇上 ,其高度的彈性提供封裝應用廣泛的範圍以及高密度的印 3 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ml------裝-------訂---------讀 (請先閱讀背面之注意事項再填寫本頁) 4 6 35 3 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明說明(A ) 刷電路板或PWB。鍍銅的通孔同樣也提供較佳的熱效能, 並且對所產生的封裝而言致使整體較佳的熱效能。 處理步驟同樣也已經證明,用來實現封裝應用中高密 度之相互連接。 附圖之簡略說明 當結合附圖考慮以下的說明,則本發明上述以及其它 的目的優點與特點將會是顯而易見的,其中相似的參考符 號與所相應組件或元件視爲同一事物,而且其中: 圖1A以剖面圖顯示合倂本發明的初始金屬芯架構, 圖1B合倂本發明,顯示在各別的玻璃纖維層上附加 兩額外的功能層之後的金屬芯架構, 圖1C顯示合倂本發明的五層架構, 圖1D顯示在圖1的架構上使用焊接劑掩蔽塗刷, 圖2根據本發明’闡述一種型式1的通孔, 圖3根據本發明,闡述一種型式2的通孔, 圖4根據本發明,闡述一種型式3的通孔, 圖5闈述合併本發明的整體架構之剖視圖,以及 圖6爲合倂本發明所完成之具有基座的bGA ic封裝 之俯視圖,其架置於一PWB上,而PWP可以是傳統的薄 片板或是合併本發明的。 元件符號之說明 110金屬芯 120建立層 210銅箔 本紙張尺度適用中國國家標準(CMS)A4規格(210 X 297公釐) ------------( 裝-------訂---------旅 (锖先閱讀背S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W
4 6 35 3 T Α7 _ Β7___ 五、發明說明()) 220鑽孔電鍍的穿洞(PTH) 230玻璃纖維之內預浸漬體 240遮光或雷射鑽孔&電鍍之通孔 310頂層建立層 320建立通孔 330穿洞鑽孔 340外預浸漬體 350底層建立層 本發明之細節說明 結構 圖1A顯示在初始的金屬芯110形成階段期間中的架 構。圖1B顯示在起初的兩個建立層120製作之後的架構 。圖1B顯示在其架構中的兩個鑽孔電鍍之穿洞(PTH)220 。如果所需要的是3層的架構210-110-210,則如此便是完 整的PWB架構,其較爲簡單且成本較低。請注意的是, 1/3盎司的銅箔210以及5-10盎司的銅芯110爲玻璃纖維 之預浸漬體層230所絕緣隔離的。同樣地,遮光或雷射鑽 孔&電鍍的通孔240用來連接到充當接地的金屬芯11〇。在 圖1C中的五層架構預期更爲複雜並且用於高密度的應用 中。圖1C顯示兩個額外的建立層310與建立通孔320以 及PTH 220。在以下的說明中,我們將集中注意於欽述於 圖1C中的五層架構,其包含實現於本發明之三種各不相 同的通孔型式。 如圖2所闡述的,型式1通孔220乃是用來實現同樣 5 本紙張尺度適用中國@家標準(CNS)A4規格(210 * 297公釐) -----------~ 裝!- ---訂.---! — !^ (請先閱讀背面之沒意事項再填寫本頁) 46353 7 A7 B7 五、發明說明(f) 在圖1B、圖1C所示的架構中大多數之通孔。型式1之通 孔隔離於金屬芯並且經由建立通孔320連接到外層’其中 的建立通孔320若不是由雷射鑽孔便是由深度控制的機械 式鑽孔所得到的。 如圖3所闡述的,型式2通孔乃是一種與金屬芯相連 接的通孔,其中的金屬芯典型地用來充當接地平面。藉由 直接在金屬芯Π0上的穿洞鑽孔330’並且之後藉由電鍍 來實現型式2之通孔,其產生與金屬芯側壁的連接。 型式2通孔的優點乃是提供從頂層31〇至金屬芯11〇 且之後再到底層350的直接之熱傳送路徑,其對實現封裝 應用中的熱通孔而言乃是理想的。 型式2通孔唯一的缺點乃是側壁電鍍具有與包含金屬 芯110和預浸漬體230的各層之接觸面,以及傳導層210 、310和預浸漬體之間的接觸面,其若不適當地處理,則 將會含有細微的裂縫,而讓水份滲入。細微的裂縫可能會 導致金屬芯110和預浸漬體230之間的接觸面分解。 如圖4所闡述的型式3通孔同樣也是一種連接到金屬 芯110上的接地面之通孔,並且同樣也提供金屬芯110良 好的熱路徑。型式3之通孔乃是藉由建立芯通孔240和 320經雷射或深度控制鑽孔所實現的,其同樣也顯示於圖 1B和1C中。就熱效能而言,型式3之通孔乃是良好的, 並且不具有如同型式2的通孔之可靠性缺點。 材質 金屬芯110較佳的選擇爲5-10盎司或5-15密爾厚度 6 本紙張尺度適用中0國家標準(CNS)A4規格(210 X 297公釐〉 (請先閱讀背面之注意ί項再填寫本頁> 裝 訂---------線一 經濟部智慧財產局員X消費合作社印製 經濟部智慧財產局員工消费合作社印製 46353 7 Α7 ------- Β7 五、發明說明() 的銅C 194薄片,如圖1A所示的。注入金屬芯孔洞120的 液體可以是PHP900或其等效的材質。 內預浸漬體230若不是具有1.5-3密爾厚度的玻璃纖 維之BT(雙順丁烯亞胺三嗪)是47N。玻璃纖維的成份提供 架構的增強功能,藉以對抗金屬芯110與預浸漬體材質 230之間不匹配的熱擴展係數。 外預浸漬體340可以是B.T.或R.C.C(樹脂塗層之銅質 )材質,典型地使周於雷射鑽孔之建立。外漬體34〇的厚度 同樣也是在1.5-3密爾的範圍之內。儘管對各種的應用而 言,廣泛的厚度範圍乃是適當的(1/8、1/4或1/2盎司),而 用於非芯層的銅箔210可以是1/3盎司的厚度。 處理 儘管藉由眾所周知的印刷電路板技術以及HDI(高密度 的相互連接)之製造,而能夠接受種種的改變,然以下說明 一種較佳的處理步驟之順序。 1.開始於金屬芯Π0,在通過金屬芯的通孔位置上鑽 孔或蝕刻出洞孔,如圖1B和圖1C所示的,洞孔的大小大 約在於25密爾附近(對BGA的應用而言,15密爾至40密 爾乃是可允許的)。所要注意的是,典型的嵌鑲板大小爲 12”χ18”或18”χ24” '或者其變化。爲了薄片板狀的預浸漬 體210、230、310、250與340較爲良好的附著,在金屬表 面上執行黑色氧化物之處理。 對條帶或單一傳送格式中簡易的單一特性而言,在第 一通孔的鑽孔飽刻步驟期間中,能夠將每一個基座單元邊 7 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -------------^ 裝! {靖先閲讀背面之注意事項再填窝本頁)
訂---------I Α7
46353 T Β7____ 五、發明說明(έ ) 緣上的單一線路預先鑽孔或預先蝕刻8 2. 液體(PHP900)注入洞孔120(如同圖1A中所示的密 平行線區域)。在較薄的金屬芯U0之狀況下,諸如大約5 密爾附近的,由於在壓成薄片的期間中,內預浸漬體230 會自然地流入並且充滿洞孔,因此可以不用將液體注入洞 孔120。對較厚的金屬芯而言,則起初較佳地將其注入洞 孔之中。 3. 從事預浸漬體230和34〇之製作。例如,於圖1C中 ,使用具有1/3盎司銅箔之3密爾的預浸潰體。所要注意 的是,爲了保持對稱的理由,而同時將用於頂側及底側的 每一預浸漬體層製成薄片。 4. 鑽製用於與金屬芯隔離的通孔之洞孔。鑽錐的直徑 大約爲10密爾左右用於通孔的雷射鑽錐或深度控制之機械 式鑽錐,而其中的通孔連接到金屬芯,如圖1B所示。所 要注意的是,在步驟2,注入預浸漬體材質120的液體流 進第一鑽孔之中,藉以將所電鍍的通孔220與金屬芯隔離 〇 5. 傳送內層210和250的圖像,藉以形成墊片及圖形 電路。 . 6. 以BT或R.C.C材質將外預浸漬體層310和34〇製 成薄片狀。如果只是需要3層的架構,則並不需外預浸潰 體層310和340。以相同的原理,如果只是需要4層的架 構,則並不需底部的BT或R.C.C層。 7. 藉由雷射鑽孔或深度控制的機械鑽孔,形成建立通 8 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ------;----J 裝--------訂---------暴 <請先閱讀背面之沒意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 46353 經濟部智慧財產局貝工消黌合作社印製 A7 B7 五、發明說明(7) 孔 320。 8.若有需要,則從事型式2通孔之機械洞孔鑽孔。 將銅質310和350電鍍至通孔並且從事嵌鑲板之電 鍍。 10. 視Ni/Au電鍍技術以及應用的需求而定’停止其步 驟。其包含外層以及Ni/Au電鍍420的圖樣傳送。 11. 焊接掩蔽罩410塗層,如圖1D所示的。 12. 完成’將其嵌鑲板單一化爲個別的單元或者成爲用 於封裝組合的條帶。 優點 1. 用於高熱量傳導的有效率之對稱層以及通孔架構。 2. 相較於習知技術,以成熟的處理技術以及已證明的 材質,實現相同或較佳的熱效能。 3. 僅僅需要增加成本,便能提供比塑膠球型柵極陣列 (PBGA)更爲良好的效能。 本發明之特點 1_新穎的銅質芯基架構,使用3層(金屬芯+ 1頂層+ 1底層)、4層(金屬芯+ 2頂層+ 1底層)以及5層(金屬芯 + 2頂層+ 2底層),用於晶片組合之高,熱量效能封裝。再 者,能夠簡易地建立5或更多層。3和5層的選擇乃是對 稱的’藉以從事較佳的彎曲老化預防。 2.使用鑽孔/蝕刻、有所選擇地充滿液體、製成薄片狀 、鑽孔、以及電鍍處理步驟,用來形成通過金屬芯的洞孔 〇 9 本紙張尺度適用中國國家標準<CNS)A4規格(210 « 297公釐) ---------^--------訂---------線' ί靖先閱讀背面之注惠事項再填寫本頁) 4 6 353 A7 B7 五、發明說明(?) 3. 雷射掩蔽通孔之組合建立於金屬芯架構之頂部,賦 予用於高密度應甩的額外之建立層。 4. 藉由電鍍建立以及從頂側和底側連接到金屬芯,致 使有效率的熱通孔。 5. 在第一通孔的鑽孔-蝕刻步驟期間中,對條帶或單一 傳送格式中簡易的單一特性而言,能夠預先鑽孔或預先蝕 刻每一個基座單元邊緣上的單一線路。 6. 應用:a)用於熱加強微調強度BGAs的金屬芯基 座,以及b)金屬芯基的高密度板,諸如用於高熱輸出 SDRAM DIMM 模組的。 儘管已經以本發明相關的實施例來說明本發明,然而 將會察知的是對熟習技術者而言,本發明的適合體以及變 體乃是顯而易見的。 請 先 閱 讀 背
意 事 !裝 萸I 訂 养 經濟部智慧財產局具工消費合作社印製 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)
Claims (1)
- 46353 7、申請專利範圍 1·—種製作用於球型柵極稹體電路封裘的熱加強印刷 電路接線板基座之方法,包含以下的步驟: a) 提供具有相對的表面之初始薄而傳導性之金屬芯; b) 在每一個多數的通過金屬芯之通孔位置上,於該金 屬芯中形成一個或多個的洞孔; c) 將硬化處理的非傳導性介質薄板分別疊至該每一個 相對的表面:及 d) 將至少一個的薄傳導層應用於該硬化處理的非傳導 性介質薄板之其中一個的表面上,並且在該多數的通過金 屬芯之其中一個通孔位置上,達成至該初始的薄傳導金屬 芯之至少一個的電氣連接。 2.如申請專利範圍第1項所定義之方法,包含在一個 或多個通孔的位置上,製作一個或多個在此所定義的型式 1通孔之步驟。 3·如申請專利範圍第1項所定義之方法,包含在一個 或多個通孔的位置上,形成一個或多個在此所定義的型式 2通孔之步驟。 4·如申請專利範圍第丨項所定義之方法,包含在一個 或多個通孔的位置上,形成一個或多個在此所定義的型式 3通孔之步驟。 5. 如申請專利範圍第2項所定義之方法,包含在—個 或多個通孔的位置上,形成一個或多個型式2或型式3通 孔之步驟。 6. 如申請專利範圍第4項所定義之方法’其中該型式 ------:----^------1T------線 ί { (請先閱讀背面之注意事項再填寫本f ) 本紙張尺度適用_國國家榡準(CNS > A4規格(2丨0乂2<?7公缝) 463537 Λ 8 Β8 C8 D8 六、申請專利範圍 3通孔隔離於金屬芯並且連接到外層,藉以建立其通孔。 7. 如申請專利範圍第3項所定義之方法,其中該通孔 乃是藉由直接從事金屬芯層的通洞電鍍所製作的,以及接 著電鍍致使側壁與金屬芯連接所產生的。 8. 如申請專利範圍第1項所定義之方法,其中該多數 個通過金屬芯的通孔位置乃是鑽孔、電鍍的通洞(PTH)。 9. 如申請專利範圍第1項所定義之方法,其中該通孔 乃是藉由印刷建立以及將其頂側和底側兩者連接到金屬芯 所製作的。 10. 如申請專利範圍第1項所定義之方法,包含在該基 座邊緣形成單一線路的步驟,可以在用於條帶每一個單一 特性的第一通孔之鑽孔步驟期間中,預先從事其基座之鑽 孔或蝕刻,或者可以單一化以傳送格式。 11. 一種用於球型柵極積體電路封裝的熱加強印刷電路 (PC)接線板,包含·_ 一相對較薄、傳導性的金屬芯層,具有相對面的表面 在多數個通過金屬芯的通孔位置上的以及一個或多個在金 屬芯中的洞孔, 第一和第二薄而硬化的非傳導性薄片板,分別附著於 該相對面的表面,以及 至少一個在該薄而硬化的非傳導性薄片板,以及其上 的多數個通孔上的至少一個上的傳導性電路圖樣° 12. 如申請專利範圍第11項所定義之PC接線板,包含 多數個藉由電鍍建立並且從其頂側及底側連接到金屬芯所 -----------^------1T------線 f (請先閲讀背面之注意事項再填寫本頁) 經.-部^总財4^只工消#合作钍印製 本紙伕义度適用中國國家標準(CNS ) A4規格{ 210X297公釐) 4 6 353 T Λ8 B8 C8 D8 六、申請專利範圍 製作的通孔。 13.如申請專利範圍第11項所定義之PC接線板,其中 該傳導性的金屬芯層乃是5-15密爾的厚度範圍內之銅[質, 而該薄片板則是玻璃纖維的。 Μ.如申請專利範圍第13項所定義之PC接線板,其上 包含一個或多個額外的非傳導以及傳導層。 15. 如申請專利範圍第11項所定義之PC接線板,包含 多數個在此所定義的型式1、型式2或型式3中所選出的 通孔。 16. 如申請專利範圍第I2項所定義之PC接線板,包含 多數個在此所定義的型式1、型式2或型式1中所選出的 通孔。 ----------裝------訂------線 i f (請先闆讀背*之注悉事項再填寫本頁) 本紙浪尺度適用中國國家標孪(CNS ) A4規格[210X2W公釐) 1
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| US12894899P | 1999-04-13 | 1999-04-13 | |
| US09/544,263 US6711812B1 (en) | 1999-04-13 | 2000-04-06 | Method of making metal core substrate printed circuit wiring board enabling thermally enhanced ball grid array (BGA) packages |
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| TW463537B true TW463537B (en) | 2001-11-11 |
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| TW089106768A TW463537B (en) | 1999-04-13 | 2000-04-12 | Metal core substrate printed wiring board enabling thermally enhanced ball grid array (BGA) packages and method |
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| JP (1) | JP2002541680A (zh) |
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-
2000
- 2000-04-06 US US09/544,263 patent/US6711812B1/en not_active Expired - Fee Related
- 2000-04-12 TW TW089106768A patent/TW463537B/zh active
- 2000-04-13 CN CNB008061432A patent/CN1157773C/zh not_active Expired - Fee Related
- 2000-04-13 AU AU41395/00A patent/AU4139500A/en not_active Abandoned
- 2000-04-13 JP JP2000611313A patent/JP2002541680A/ja active Pending
- 2000-04-13 WO PCT/IB2000/000611 patent/WO2000062337A1/en not_active Ceased
-
2004
- 2004-02-24 US US10/784,813 patent/US20040163248A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000062337A1 (en) | 2000-10-19 |
| US6711812B1 (en) | 2004-03-30 |
| JP2002541680A (ja) | 2002-12-03 |
| CN1157773C (zh) | 2004-07-14 |
| US20040163248A1 (en) | 2004-08-26 |
| CN1346513A (zh) | 2002-04-24 |
| AU4139500A (en) | 2000-11-14 |
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