High density printed circuit boards zoo li cov chaw thauj mus los zoo, txuas ntau yam khoom siv hluav taws xob kom ntseeg tau tias cov teeb liab kis tau zoo thiab cov khoom siv ruaj khov. Nws qhov tshwm sim yog qhov tshwm sim tsis tau ntawm kev ua tsis tu ncua ntawm miniaturization thiab kev ua haujlwm siab hauv hluav taws xob thev naus laus zis, muab kev txhawb nqa zoo rau kev txhim kho ntau yam - thev naus laus zis.
1, Kev Txhim Kho Traceability: Yug los ntawm Kev Teb rau Kev Xav Tau, Kev Txhim Kho tsis tu ncua
Kev txhim kho ntawm HDI boards tuaj yeem taug qab rov qab mus rau xyoo 1960s. Txij thaum ntawd los, nrog rau kev loj hlob sai ntawm digitalization, kev tshaj tawm, thiab kev txawj ntse ntawm cov khoom siv hluav taws xob, cov kev xav tau ntawm qhov loj, qhov hnyav, kev siv hluav taws xob, thiab kev ua haujlwm ntawm cov rooj sib tham hauv Circuit Court tau nce siab. HDI thev naus laus zis tau maj mam siv dav. By increasing the number of board layers, reducing component spacing, and adopting high-precision technology, more circuit components, signal lines, and power lines are densely arranged on the circuit board, greatly improving the performance of the circuit board and reducing its size. Nyob rau hauv lub xyoo pua 21st, HDI thev naus laus zis tau tsim kho sai dua hauv cov ntawv qib siab thiab ua tau zoo xws li ultra-thin cross txheej boards, txheej txheej perforation, thiab micro/dig muag qhov tshuab, zoo heev txhim kho peb- qhov ntev thiab kev ua tau zoo theem ntawm Circuit Court boards.
2, Cov yam ntxwv tshwj xeeb: Kev tawg ntawm kev coj ua, kev hloov pauv
(1) High density thaiv
Piv nrog rau cov ntawv luam tawm ib txwm muaj, HDI boards muaj qhov sib txawv ntawm cov xov hlau. Nws tuaj yeem npaj ntau lub voj voog nyob rau hauv qhov chaw txwv thiab ua kom muaj kev sib txuas ntau dua. Qhov no yog ua tsaug rau nws tsis tu ncua shrinking kab dav thiab kab sib nrug. Niaj hnub no, HDI boards siab heev tuaj yeem ua tiav txoj kab dav thiab kab sib nrug ntawm 25 microns lossis me dua, ua rau cov laug cam muaj peev xwm nqa tau ntau dua thiab ua tau raws li cov kev xav tau ntawm cov khoom siv hluav taws xob.
(2) Micro porous technology
Micro pores yog ib qho ntawm cov yam ntxwv tseem ceeb ntawm HDI boards, feem ntau xa mus rau qhov pores nrog txoj kab uas hla tsawg dua 150um. Los ntawm microporous thev naus laus zis, HDI boards ua tiav kev sib txuas hluav taws xob sib txuas ntawm cov khaubncaws sab nraud povtseg, ua kom cov teeb liab kis tau zoo, txo cov teeb liab qeeb thiab cuam tshuam, thiab txhim kho cov teeb liab kis tau tus mob ceev thiab zoo. Nyob rau tib lub sijhawm, daim ntawv thov ntawm micropores kuj nce qhov sib dhos ntom ntom ntawm cov laug cam, txhim kho qhov chaw siv, thiab tsim cov xwm txheej rau cov khoom siv hluav taws xob miniaturization.
(3) Qhov muag tsis pom qhov thiab faus qhov tsim
HDI boards dav siv lub qhov muag tsis pom kev thiab faus qhov technologies. Qhov qhov muag tsis pom kev yog qhov uas txuas ntxiv los ntawm qhov chaw ntawm lub rooj tsav xwm hauv Circuit Court mus rau ib qho txheej txheem sab hauv, thaum lub qhov faus yog qhov uas tau muab zais tag nrho hauv lub rooj tsav xwm hauv Circuit Court thiab txuas cov txheej txheem nruab nrab. Kev siv cov qhov tshwj xeeb no txo cov naj npawb ntawm cov qhov nyob ntawm qhov chaw ntawm lub rooj tsav xwm hauv Circuit Court, tso tawm ntau qhov chaw rau kev xaim thiab txuas ntxiv kom muaj kev sib txuas ntxiv. Nyob rau tib lub sijhawm, lawv kuj pab txhim kho cov hluav taws xob kev ua tau zoo ntawm Circuit Court boards, txo cov teeb liab kev xav thiab crosstalk.
(4) Kev ua haujlwm hluav taws xob zoo
Txhawm rau ua kom tau raws li qhov xav tau ntawm hluav taws xob ntawm siab - cov cim ceev, HDI boards tag nrho xav txog AC cov yam ntxwv hauv kev tsim thiab tsim khoom. Los ntawm kev siv cov qauv tsim nyog xws li Stripline thiab Microstrip, thiab siv cov ntaub ntawv rwb thaiv tsev uas tsis tshua muaj dielectric tsis tu ncua thiab qis attenuation tus nqi, HDI boards muaj kev tswj hwm impedance zoo thiab siab - zaus kis tau tus mob, uas tuaj yeem txo cov hluav taws xob tsis tsim nyog, ua kom ruaj khov ntawm kev sib kis ntawm siab - nrawm nrawm, thiab ua tau raws li cov kev xav tau ntawm cov khoom siv niaj hnub no.
3, Manufacturing txheej txheem: Exquisite craftsmanship, ua tau zoo
(1) Kev xaiv cov khoom siv
Kev tsim ntawm HDI boards muaj cov khoom siv nruj heev. Feem ntau, kev poob qis thiab kub kub resistant substrates xws li FR-4 thiab polyimide raug xaiv los xyuas kom meej kev ruaj ntseg ntawm Circuit Court boards nyob rau hauv txawv chaw ua hauj lwm. Qhov seem stability thiab sib xws ntawm dielectric tas li ntawm cov ntaub ntawv yuav tsis raug ignored, raws li lawv muaj ib tug tseem ceeb cuam tshuam rau qhov tseeb thiab stability ntawm lub teeb liab kis tau tus mob. Tsis tas li ntawd, lub thickness, flatness, thiab zoo ntawm cov nplaum zaj duab xis ntawm cov ntawv ci tooj liab yog qhov tseem ceeb uas cuam tshuam rau qhov kawg ntawm cov khoom zoo.
(2) Sab hauv txheej ntau lawm
Cov txheej txheej sab hauv yog cov txheej txheem tseem ceeb ntawm HDI board manufacturing. Ua ntej, tus qauv tsim tau raug xa mus rau cov ntawv ci tooj liab siv laser ncaj qha imaging lossis photolithography technology, thiab tom qab ntawd cov khoom siv tooj liab ntau dhau raug tshem tawm los ntawm kev siv tshuaj lom neeg los tsim cov qauv zoo. Cov theem no suav nrog ntau cov kauj ruam xws li txheej txheej txheej hloov pauv, etching, tooj liab plating, thiab lwm yam. Txhua kauj ruam yuav tsum muaj kev tswj hwm nruj ntawm cov txheej txheem tsis ua kom ntseeg tau qhov tseeb thiab zoo ntawm cov txheej txheem sab hauv.
(3) Txheej thiab Drilling
Txhawm rau tsim cov txheej txheem ntau- txheej txheej, ntau txheej txheej sab hauv yuav tsum tau ua kom nruj thiab nias ua ke nrog cov khoom siv insulating prepreg nyob rau hauv qhov kub thiab txias. Tom qab ntawd, lub siab - precision CNC drilling tshuab yog siv nrog ib tug me me laum me ntsis rau laum qhov ntawm predetermined txoj hauj lwm kom ua tau hluav taws xob sib txuas ntawm txhua txheej. Qhov tseeb qhov drilling yog ncaj qha ntsig txog kev ua haujlwm ntawm lub rooj tsav xwm hauv Circuit Court, thiab txhua qhov sib txawv tuaj yeem ua rau kev sib txuas hluav taws xob tsis zoo. Tom qab drilling, tooj liab plating yuav tsum tau kho, nrog rau cov kauj ruam xws li tshuaj tooj liab plating, electroplating tooj liab, thiab npib tsib xee kub plating, los sau cov pores thiab tsim txoj kev conductive, kom ntseeg tau zoo hluav taws xob txuas ntxiv.
(4) Kev kho deg thiab kuaj
Kev kho saum npoo yog qhov tseem ceeb rau lub sijhawm ntev - kev ntseeg siab ntawm HDI boards. Cov txheej txheem kev ua haujlwm xws li OSP, tin spraying, kub plating, thiab lwm yam, uas tuaj yeem xaiv raws li kev thov tshwj xeeb. Tom qab ua tiav cov kev kho saum npoo, cov kev ntsuam xyuas hluav taws xob nruj xws li kev sim ya tus pin, AOI, thiab ICT yuav tsum tau ua nyob rau ntawm HDI board kom paub meej qhov kev ua tau zoo ntawm cov hluav taws xob ntawm lub rooj tsavxwm, kom ntseeg tau tias txhua HDI pawg thawj coj ua tau raws li cov qauv tsim thiab tsis muaj qhov tsis xws luag xws li luv luv Circuit Court lossis qhib Circuit Court.
(5) Cov txheej txheem tshwj xeeb
Nrog rau txoj kev loj hlob ntawm HDI boards mus rau qhov siab dua thiab ntau cov qauv, cov txheej txheem kev tshawb nrhiav ib txwm tsis muaj peev xwm ua tau raws li kev tswj hwm zoo. Yog li ntawd, high-cov cuab yeej kuaj xyuas qhov tseeb xws li X- kev tshuaj xyuas hluav taws xob thiab kev tshuaj xyuas tsis siv neeg kho qhov muag tau dav siv hauv cov txheej txheem tshwj xeeb. Cov thev naus laus zis no tuaj yeem kuaj pom qhov tsis xws luag me me xws li microcracks thiab aperture discrepancies, ua kom zoo ntawm HDI boards thiab xyuas kom meej tias txhua yam khoom ua tau raws li cov qauv tsim.
4, Daim ntawv thov teb: dav nkag mus, indispensable
(1) Cov khoom siv sib txuas lus
Nyob rau hauv lub sijhawm ntawm 5G kev sib txuas lus, cov khoom siv hauv chaw nres tsheb yuav tsum tau tswj cov ntaub ntawv xa tawm loj heev thiab siab - ua cov teeb liab ceev. HDI pawg thawj coj saib, nrog rau nws qhov siab - xov hlau ceev, kev ua tau zoo ntawm hluav taws xob, thiab siab- muaj peev xwm kis tau tus mob ceev, tau dhau los ua ib qho kev xaiv zoo tshaj plaws rau cov khoom tseem ceeb xws li 5G base station RF modules thiab baseband processing units, muab kev txhawb zog rau kev ua haujlwm zoo thiab ruaj khov ntawm 5G tes hauj lwm. Tib lub sijhawm, HDI boards kuj yog ib qho tseem ceeb thev naus laus zis rau kev ua tiav lub teeb yuag thiab siab -kev ua tau zoo hauv cov khoom siv mobile xws li smartphones. Lawv tuaj yeem koom ua ke ntau cov haujlwm ua haujlwm, xws li 5G kev sib txuas lus modules, siab - processors kev ua tau zoo, lub koob yees duab modules, thiab lwm yam, kom tau raws li cov neeg siv cov kev xav tau ntau ntxiv rau cov khoom siv mobile.
(2) Cov khoom siv kho mob
Cov cuab yeej kho mob yuav tsum muaj kev ntseeg siab thiab ua tau zoo heev. HDI board yog dav siv hauv cov khoom siv kho mob, cov cuab yeej saib xyuas, cov cuab yeej kuaj mob hauv vitro, thiab lwm yam. Nws siab - cov yam ntxwv ntawm kev sib txuas ceev ua rau cov khoom siv kho mob kom ua tiav cov qauv me me thaum ua kom ntseeg tau qhov tseeb thiab ruaj khov ntawm cov teeb liab kis tau tus mob, muab cov ntaub ntawv txhim khu kev qha rau kev kuaj mob thiab kev kho mob. Piv txwv li, hauv cov khoom siv kho mob nqa tau, HDI boards tuaj yeem koom ua ke ntau lub luag haujlwm rau hauv qhov chaw txwv, txhim kho kev txav mus los thiab siv tau ntawm cov cuab yeej, thiab ua tau raws li cov kev xav tau ntawm cov qauv kho mob tshiab xws li kev kho mob nyob deb thiab kev kho mob hauv tsev.
(3) Aerospace kev lag luam
Kev lag luam aerospace muaj cov kev cai nruj heev rau qhov hnyav, ntim, thiab kev ntseeg siab ntawm cov khoom siv hluav taws xob. HDI boards ua lub luag haujlwm tseem ceeb hauv aerospace electronic systems vim lawv lub teeb yuag, compact, thiab muaj kev ntseeg siab zoo. Los ntawm cov txheej txheem navigation, kev tswj lub davhlau mus rau kev sib txuas lus ntawm lub dav hlau, HDI board muab kev lees paub rau kev ua tiav kev ua haujlwm siab thiab kev ntseeg siab ntawm cov khoom siv. Piv txwv li, cov khoom siv hluav taws xob hauv satellites yuav tsum tau ua cov haujlwm nyuaj hauv qhov chaw txwv thiab txwv qhov hnyav. Daim ntawv thov ntawm HDI boards ua rau cov khoom siv hluav taws xob satellite ua kom tau raws li cov kev cai no thaum txhim kho lub neej ntev thiab kev ua haujlwm ruaj khov ntawm satellite.
(4) Kev suav ua haujlwm siab
Nrog rau kev txhim kho sai ntawm cov thev naus laus zis xws li kev txawj ntse txawj ntse thiab cov ntaub ntawv loj, qhov kev thov rau kev suav lub zog hauv siab - kev ua tau zoo suav yog loj zuj zus. HDI boards yog qhov tseem ceeb hauv kev ua haujlwm siab - cov khoom siv suav nrog xws li servers thiab supercomputers. Nws tuaj yeem pab txhawb siab -cov ntaub ntawv xa mus ceev thiab loj- ntsuas qhov sib npaug sib npaug, ua tau raws li cov kev xav tau ntawm ntau lub siab -ceev teeb liab sib cuam tshuam nyob rau hauv thiab nruab nrab ntawm AI chips, thaum ua kom cov teeb liab ncaj ncees, txo qis latency, thiab muab lub hauv paus muaj zog kho vajtse rau siab - kev suav. Piv txwv li, hauv AI servers, HDI boards yuav tsum tau txuas nrog ntau yam siab - GPU chips ua tau zoo kom ua tiav cov ntaub ntawv xa mus sai thiab ua tiav, txhawm rau ua kom tau raws li kev xav tau ntawm kev ua haujlwm ntawm AI qauv kev cob qhia thiab kev xav.