SE516139C2 - Förfarande och anordning för att förbättra termiska och elektriska egenskaper hos komponenter förbunda med ett substrat monterat på en bärare - Google Patents

Förfarande och anordning för att förbättra termiska och elektriska egenskaper hos komponenter förbunda med ett substrat monterat på en bärare

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Publication number
SE516139C2
SE516139C2 SE9900962A SE9900962A SE516139C2 SE 516139 C2 SE516139 C2 SE 516139C2 SE 9900962 A SE9900962 A SE 9900962A SE 9900962 A SE9900962 A SE 9900962A SE 516139 C2 SE516139 C2 SE 516139C2
Authority
SE
Sweden
Prior art keywords
chip
circuit board
printed circuit
carrier
components
Prior art date
Application number
SE9900962A
Other languages
English (en)
Other versions
SE9900962D0 (sv
SE9900962L (sv
Inventor
David Westberg
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9900962A priority Critical patent/SE516139C2/sv
Publication of SE9900962D0 publication Critical patent/SE9900962D0/sv
Priority to TW088111376A priority patent/TW453144B/zh
Priority to AU38520/00A priority patent/AU3852000A/en
Priority to JP2000605451A priority patent/JP2002539631A/ja
Priority to EP00917564A priority patent/EP1192842A1/en
Priority to PCT/SE2000/000493 priority patent/WO2000056130A1/en
Priority to CN00805087A priority patent/CN1343440A/zh
Priority to KR1020017011648A priority patent/KR100733684B1/ko
Priority to CA002368057A priority patent/CA2368057A1/en
Priority to US09/527,572 priority patent/US6285554B1/en
Publication of SE9900962L publication Critical patent/SE9900962L/sv
Publication of SE516139C2 publication Critical patent/SE516139C2/sv
Priority to HK02107164.3A priority patent/HK1045624A1/zh

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0201Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203Cooling of mounted components
    • H05K1/0209External configuration of printed circuit board adapted for heat dissipation, e.g. lay-out of conductors, coatings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00Details of semiconductor or other solid state devices
    • H01L23/34Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
    • H01L23/36Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00Details of semiconductor or other solid state devices
    • H01L23/48Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
    • H01L23/488Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
    • H01L23/498Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
    • H01L23/49811Additional leads joined to the metallisation on the insulating substrate, e.g. pins, bumps, wires, flat leads
    • H01L23/49816Spherical bumps on the substrate for external connection, e.g. ball grid arrays [BGA]
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/14Structural association of two or more printed circuits
    • H05K1/141One or more single auxiliary printed circuits mounted on a main printed circuit, e.g. modules, adapters
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/10Bump connectors; Manufacturing methods related thereto
    • H01L2224/15Structure, shape, material or disposition of the bump connectors after the connecting process
    • H01L2224/16Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/10Bump connectors; Manufacturing methods related thereto
    • H01L2224/15Structure, shape, material or disposition of the bump connectors after the connecting process
    • H01L2224/16Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
    • H01L2224/161Disposition
    • H01L2224/16151Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/16221Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/16225Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/26Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
    • H01L2224/31Structure, shape, material or disposition of the layer connectors after the connecting process
    • H01L2224/32Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
    • H01L2224/321Disposition
    • H01L2224/32151Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/32221Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/32225Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/26Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
    • H01L2224/31Structure, shape, material or disposition of the layer connectors after the connecting process
    • H01L2224/32Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
    • H01L2224/321Disposition
    • H01L2224/32151Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/32221Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/32245Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/73Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
    • H01L2224/732Location after the connecting process
    • H01L2224/73251Location after the connecting process on different surfaces
    • H01L2224/73253Bump and layer connectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001Technical content checked by a classifier
    • H01L2924/00014Technical content checked by a classifier the subject-matter covered by the group, the symbol of which is combined with the symbol of this group, being disclosed without further technical details
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01078Platinum [Pt]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01087Francium [Fr]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/15Details of package parts other than the semiconductor or other solid state devices to be connected
    • H01L2924/151Die mounting substrate
    • H01L2924/153Connection portion
    • H01L2924/1531Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
    • H01L2924/15311Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/15Details of package parts other than the semiconductor or other solid state devices to be connected
    • H01L2924/151Die mounting substrate
    • H01L2924/153Connection portion
    • H01L2924/1532Connection portion the connection portion being formed on the die mounting surface of the substrate
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/19Details of hybrid assemblies other than the semiconductor or other solid state devices to be connected
    • H01L2924/191Disposition
    • H01L2924/19101Disposition of discrete passive components
    • H01L2924/19105Disposition of discrete passive components in a side-by-side arrangement on a common die mounting substrate
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/30Technical effects
    • H01L2924/301Electrical effects
    • H01L2924/3025Electromagnetic shielding
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09209Shape and layout details of conductors
    • H05K2201/09654Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
    • H05K2201/09781Dummy conductors, i.e. not used for normal transport of current; Dummy electrodes of components
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10431Details of mounted components
    • H05K2201/10439Position of a single component
    • H05K2201/10477Inverted
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10613Details of electrical connections of non-printed components, e.g. special leads
    • H05K2201/10621Components characterised by their electrical contacts
    • H05K2201/10674Flip chip
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/30Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • H05K3/321Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by conductive adhesives
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/30Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • H05K3/34Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
    • H05K3/341Surface mounted components
    • H05K3/3431Leadless components
    • H05K3/3436Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/36Assembling printed circuits with other printed circuits
    • H05K3/368Assembling printed circuits with other printed circuits parallel to each other

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
  • Electric Connection Of Electric Components To Printed Circuits (AREA)
  • Wire Bonding (AREA)
  • Structure Of Printed Boards (AREA)

Description

516 139 2 längdled vid användning av keramiksubstrat eftersom keramik har en relativt dålig värmeledningsförmåga. Vid alltför höga temperaturer skulle transistorer i komponenterna kunna ta skada på grund av keramiksubstratets dåliga värmeledningsförmåga.
REDOGÖRELSE FÖR UPPFINNINGEN För att en komponent såsom ett chip monterat på ett keramiskt substrat anslutet till en bärare såsom ett mönsterkort ej skall ta skada på grund av keramikens begränsande värmeledningsförmåga har chipet anslutits direkt till mösterkortet med ett tunt skikt, vilket ger den absolut kortaste vägen till mönsterkortet. En direkt anslutning av chipet till mönsterkortet kan åstadkommas genom att höjden på chipet som är kritiskt har som inlödd väsentligen samma bygghöjd som anslutningarna och att chipets baksida limmas eller löds med ett tunt skikt direkt mot mönsterkortet. Om chipet förses med en baksidesmetallisering och förbindningen mellan chipets baksida och jordplanet på mönsterkortet görs elektriskt ledande erhålles samtidigt en substratjordning av godtagbart slag.
Uppfinningen kommer nu att beskrivas närmare med hjälp av föredragna utföringsformer och med hänvisning till bifogade figurblad.
FIGURBESKRIVNING Figur l visar ett chip förbundet med ett substrat monterat på en bärare enligt känd teknik.
Figur 2 visar ett chip förbundet med ett substrat monterat på och anslutet till en bärare enligt uppfinningen.
Figur 3 visar ett chip förbundet med ett substrat monterat på och anslutet till ett kylelement i en bärare enligt uppfinningen. 516 139 3 Fönx-:DRAGNA UTFöRINGsr-ommn Vid stora krav pà ett kompakt byggsätt sàsom vid framtagning av komponenter speciellt framtagna för att passa i telefoner eller andra likartade tillämpningar har en ny typ av moduler framtagits, där diskreta komponenter/chip 6 har monterats pà undersidan av ett bärarsubstrat 7 av flerlagerskeramik mellan detta och ett mönsterkort 8 och i kontakt med mönsterkortet.
Anslutningarna mellan substratet och mönsterkortet utgörs i detta fall även av kulor 9 av ett högtemperatursmältande lod.
Kulorna fungerar här som elektriska anslutningar och som mekaniska distanser genom att vara nagot större än samtliga övriga diskreta komponenter pà substratets undersida. Precis under det chip, som är monterat under substratet, kan finnas ett jordplan 10 pà mönsterkortet som tillsammans med chipets eget jordplan kommer att elektriskt skärma känsliga delar pà chipet. För att förbättra chipets termiska och elektriska egenskaper har chipet anslutits direkt till mönsterkortet med ett ledande tunt skikt ll pà grund av keramikens begränsade substratet. till anslutning av chipet kan àstadkommas genom att anpassa höjden Detta ger den absolut direkt värmeledningsförmàga i kortaste termiska vägen nönsterkortet. En pà det eller de chip som skulle kunna vara kritiska, sà att de inlödda chipen har nästan samma bygghöjd som kulorna och sedan limma eller löda fast chipets baksida. med ett- tunt ledande skikt direkt mot mönsterkortet. Om chipet förses med mellan chipets elektriskt baksidesmetallisering och förbindningen baksida och ledande kan samtidigt erhållas en bra substratjordning av jordplanet pa mönsterkortet görs chipet. Med baksidesmetallisering pà chipet/chipen 6 och en ledande förbindning ll till mönsterkortet 8 kan specifika kylelement 12 pà eller i mönsterkortet direktanslutas till chipet/chipen för deras kylning. 4 Kontakteringen mellan chip och mönsterkort skulle kunna tänkas ske pà i huvudsak två sätt antingen genom limning eller lödning.
I samband med inlödning av modulen kan genom introducering av några extra process steg chipet limmmas fast, efter det att lodpasta har påförts mönsterkortet med exempelvis tryckning och ett lim har dispenserats på mönsterkortet, där chipet sedan skall hamna. Limmet kan lämpligen vara av sådan art att det härdar i samband med omsmältningsprocessen. För att enbart få termisk kontakt mellan chip och nbnsterkort krävs ingen elektriskt ledande baksideskontakt på chipet. Om det samtidigt vill åstadkommas en bra substratjordning av kontakt med ett chipet krävs dock en baksideskontakt i ledande lim.
Med lödning kan chipet anslutas till mönsterkortet utan att ytterligare process steg behöver införas vid inlödning av dock att lödbar till så att chipet inte chipet. Det krävs chipet har en baksideskontakt och att chipet är fixerat keramiksubstratet med en underfyllnad, förflyttas sitt kallade riskerar att från läge då kulor av lågsmältande lod så flipchip-bumpar samtidigt omsmälts. Inlödningen innebär i sig en mycket enkel process eftersom ett jordplan redan existerar under chipet/chipen.
Det enda som skulle behövas vore att en öppning görs i den skyddslack som finns på det område som befinner sig under chipet och att en lodpasta påföres även där.
Uppfinningen är naturligtvis inte begränsad till de ovan beskrivna och de på figurbladet visade utföringsformerna, utan kan modifieras inom ramen för de bifogade patentkraven.

Claims (1)

1. 0 15 20 25 30 516 13% jïï;.'"' =' '= 5 ...... " PATENTKRAV Förfarande för att förbättra termiska och elektriska egenskaper hos en eller flera komponenter sàsom chip förbundet/förbundna med ett keramiskt substrat monterat pà en bärare sàsom ett mönsterkort, kännetecknat av att komponenten/chipet eller komponenterna/chipen förbinds med ett termiskt och elektriskt ledande skikt direkt till en termiskt och elektriskt ledande yta pá bäraren. Förfarande enligt patentkrav 1, kännetecknat av att komponenten/chipet eller komponenterna/chipen förbinds med ett lod eller ett elektriskt ledande lim till den termiskt och elektriskt ledande ytan pà bäraren sàsom ett jordplan pà mönsterkortet. Anordning för att förbättra termiska och elektriska egenskaper hos en eller flera komponenter såsom. chip förbundet/förbundna med ett keramiskt substrat monterat pà en bärare sàsom ett mönsterkort, kännetecknad av att ett termiskt och elektriskt ledande skikt (ll) är anordnat mellan komponenten/chipet (6) eller komponenterna/chipen och bäraren sàsom mönsterkortet (8) för komponentens/komponenternas eller chipets/chipens kontakt med en termiskt och elektriskt ledande yta (10, 12) pà bäraren/mönsterkortet. Anordning enligt patentkrav 3, kännetecknad av att det termiskt och elektriskt ledande skiktet (ll) är anordnat (6) eller komponenterna/chipen 1ned ett jordplan (10) pà eller i att förbinda komponenten/chipet mönsterkortet (8). Anordning enligt patentkrav 3, kännetecknad av att det termiskt och elektriskt ledande skiktet (ll) är anordnat att förbinda komponenten/chipet (6) eller komponenterna/ 516 139 6 chipen med ett kylelement (12) pà eller i mönsterkortet (8).
SE9900962A 1999-03-17 1999-03-17 Förfarande och anordning för att förbättra termiska och elektriska egenskaper hos komponenter förbunda med ett substrat monterat på en bärare SE516139C2 (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE9900962A SE516139C2 (sv) 1999-03-17 1999-03-17 Förfarande och anordning för att förbättra termiska och elektriska egenskaper hos komponenter förbunda med ett substrat monterat på en bärare
TW088111376A TW453144B (en) 1999-03-17 1999-07-05 A method and an arrangement for the electrical contact of components
CA002368057A CA2368057A1 (en) 1999-03-17 2000-03-13 A method and an arrangement for the electrical contact of components
EP00917564A EP1192842A1 (en) 1999-03-17 2000-03-13 A method and an arrangement for the electrical contact of components
JP2000605451A JP2002539631A (ja) 1999-03-17 2000-03-13 部材を電気的に接触させる方法および構造
AU38520/00A AU3852000A (en) 1999-03-17 2000-03-13 A method and an arrangement for the electrical contact of components
PCT/SE2000/000493 WO2000056130A1 (en) 1999-03-17 2000-03-13 A method and an arrangement for the electrical contact of components
CN00805087A CN1343440A (zh) 1999-03-17 2000-03-13 一种用于元件的电接触的方法和装置
KR1020017011648A KR100733684B1 (ko) 1999-03-17 2000-03-13 소자의 전기 접촉을 위한 방법 및 장치
US09/527,572 US6285554B1 (en) 1999-03-17 2000-03-16 Method and an arrangement for the electrical contact of components
HK02107164.3A HK1045624A1 (zh) 1999-03-17 2002-09-27 一種用於元件的電接觸的方法和裝置

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SE9900962A SE516139C2 (sv) 1999-03-17 1999-03-17 Förfarande och anordning för att förbättra termiska och elektriska egenskaper hos komponenter förbunda med ett substrat monterat på en bärare

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SE9900962L SE9900962L (sv) 2000-09-18
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AU (1) AU3852000A (sv)
CA (1) CA2368057A1 (sv)
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SE (1) SE516139C2 (sv)
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HK1045624A1 (zh) 2002-11-29
CA2368057A1 (en) 2000-09-21
TW453144B (en) 2001-09-01
EP1192842A1 (en) 2002-04-03
WO2000056130A1 (en) 2000-09-21
AU3852000A (en) 2000-10-04
SE9900962D0 (sv) 1999-03-17
SE9900962L (sv) 2000-09-18
JP2002539631A (ja) 2002-11-19
KR100733684B1 (ko) 2007-06-28
KR20010112322A (ko) 2001-12-20
US6285554B1 (en) 2001-09-04
CN1343440A (zh) 2002-04-03

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