Ukukhiqizwa kwe-Shengyi S1141 PCB kwezakhiwo ze-FR-4 ezilawulwa yizindleko

I-Shengyi S1141 PCB iyisinqumo esiwusizo lapho umkhiqizo udinga ukwakhiwa okujwayelekile kwe-FR-4, ukucutshungulwa okuzinzile kwemishini kanye nokulawulwa kwezindleko okuhlelekile—ngaphandle kwe-HDI, ukubalwa kwezingqimba eziphakeme kakhulu, izidingo ezisemthethweni zokulwa ne-CAF noma ithusi elingaphezu kwama-2 oz. I-Highleap Electronics ikhiqiza amabhodi angenalutho e-S1141 kanye nezinhlangano ze-PCB ngemuva kokuhlola ukuthi umklamo uhlala ngaphakathi kwaleyo mingcele.

Inzuzo yokuhweba akuyona nje intengo ephansi ye-laminate. Iwukugwema izinto zekhwalithi ephezulu ezingadingekile ngenkathi kusachazwa i-stackup, isakhiwo sembobo, umlando wokunamathisela kanye nohlelo lokuhlola olufanela umkhiqizo. Leli khasi libhalelwe abathengi nonjiniyela abanquma ukuthi i-S1141 iyafaneleka yini, ukuthi yiluphi ulwazi olufanele i-RFQ nokuthi nini lapho izinto ezinokwethenjelwa kakhulu kuyisinqumo esiphephile.

Ingabe i-S1141 iyizinto ezifanele i-PCB yakho?

I-S1141 kufanele ikhethwe ezidingweni zebhodi eliqediwe, hhayi egameni lezinto kuphela. Izinguquko zokuhlola eziwusizo kakhulu yinani lezingqimba, ukujiya okuqediwe, isisindo sethusi, imbobo encane kunazo zonke eqediwe, umlando wokushisa komhlangano, isikhala sokushisa kanye nendawo yasensimini.

Ukuze kuqhathaniswe kabanzi, umhlahlandlela wezinto ze-FR-4 zesayithi uchaza ukuthi izigaba ze-normal-Tg, i-high-Tg, i-low-CTE kanye ne-low-loss zihluke kanjani. Isinqumo esibalulekile sokuthenga akusikho "i-FR-4 ejwayelekile uma kuqhathaniswa ne-premium FR-4"; ukuthi ngabe izinto ezivunyiwe zingasinda yini ku-geometry yangempela yebhodi kanye nomlando wokushisa nge-margin eyanele.

Okushiwo Yizakhiwo Ezishicilelwe ze-S1141 Ekukhiqizweni

I-Shengyi ishicilela i-S1141 njenge-FR-4 evamile ene-DSC Tg ejwayelekile engu-140°C, i-Td engu-310°C, ukwanda okuphelele kwe-Z-axis okungu-4.5% kusuka ku-50–260°C, i-T260 yemizuzu eyi-15 kanye ne-T288 yemizuzu emi-2. Lezi yizintengo ezijwayelekile zezinto, hhayi iziqinisekiso zebhodi eliqediwe. Zichaza isigaba sokushisa sezinto futhi zisiza umenzi ukuthi ahlulele ingozi; azithathi indawo yokwamukelwa kwe-microsection, ukuhlolwa kwe-solder-float noma ukubuyekezwa kwephrofayili yokuhlanganisa.

I-Tg akuyona inombolo yokupasa/yokwehluleka emele yodwa

Ibhodi lingahluleka ukuthembeka kwemigodi efakwe ipulasitiki ngisho noma i-laminate Tg yayo ibonakala yamukelekile. Ubukhulu obuqediwe, ububanzi bokubhoboza, isilinganiso sesici, ithusi elisezindongeni zemigodi, ukwehla kwe-resin, inani lokulungiswa kabusha kanye nokuvezwa komswakama konke kuthinta ukucindezeleka kwebhareli. I-S1141 inikeza umkhawulo wokushisa omncane kunezinhlelo ze-high-Tg eziphansi ze-CTE, ngakho-ke imiklamo eseduze komphetho idinga ukulawulwa kwenqubo okuqinile noma ukuthuthukiswa kwezinto.

I-T288 iveza umkhawulo omncane wokushisa

I-T288 eshicilelwe yemizuzu emi-2 ayisho ukuthi yonke ibhodi ye-S1141 iyahluleka ngemva kwemizuzu emibili ikhiqizwa. Kusho ukuthi izinto akufanele ziphathwe njengeplatifomu enhle yokuvakasha okuphindaphindiwe okushisa okuphezulu. Ukuhlanganiswa okunezinhlangothi ezimbili, ukushiswa okukhethiwe, ukulungiswa kabusha kwesixhumi kanye nokulungiswa kwe-BGA kumele kufakwe ekubuyekezweni. Umhlahlandlela wezinto ze-PCB ezingenalo i-lead unikeza umongo owengeziwe wokufanisa ukuchayeka kwesigaba se-laminate nokuhlangana.

Ireferensi: Ikhasi lomkhiqizo lamanje le-S1141 likaShengyi libala amanani ajwayelekile futhi likhipha ngokusobala izinhlelo zokusebenza ezilwa ne-CAF, i-HDI, ithusi elingaphezu kwama-2 oz kanye nezinhlelo zokusebenza ezingu-12-layer-and-upper. Amanani ajwayelekile angokwereferensi futhi akufanele akopishwe kuncazelo yokuthenga njengemikhawulo eqinisekisiwe.

Imithetho Yokuklama Nokwenza Amabhodi E-S1141 Athembekile

Gcina isakhiwo sembobo silingana nesigaba sezinto ezibonakalayo

Izimbobo ezincane eziqediwe emabhodini aqinile zandisa ubunzima bokubhoboza, ukususwa kwe-desmear kanye nokufakwa kwe-plating. Ku-S1141, isilinganiso se-aspect esilondolozayo kanye nendandatho eyanele ye-annular zibaluleke kakhulu kunokuphoqelela i-geometry ephezulu kakhulu ezintweni ezivamile. I-Highleap ibuyekeza isikhala sokubhoboza-kuya-kwethusi, ingozi yokuqhekeka, ukususwa kwe-resin smear kanye nezidingo zethusi eziqediwe ngaphambi kokukhulula ithuluzi.

Linganisa isidingo sethusi kanye ne-resin

Ukusatshalaliswa kwethusi okungalingani kungadala ukulamba kwe-resin yendawo, ukushintshashintsha kobukhulu kanye nokugoba noma ukusonta. Izingqimba zeplane kufanele zilinganiswe phakathi nendawo lapho kungenzeka khona, futhi izindawo zethusi ezixinene akufanele zihlanganiswe namafasitela amakhulu avulekile ngaphandle kwesinxephezelo. Uma umklamo usondela ku-2 oz noma uhlanganisa iziqhingi ezinkulu zethusi, umhlahlandlela womklamo wethusi osindayo uyindawo engcono yokuqala kunokwandisa nje izinga lezinto ezibonakalayo.

Chaza impedance elawulwayo kuphela lapho ingeza khona inani

I-S1141 ingasetshenziswa kumadizayini amaningi okulawula ukuvimba, kodwa i-Dk ethile yokwakha, ubukhulu be-dielectric obucindezelwe kanye ne-geometry yethusi kumele kuxazululwe ngumkhiqizi we-PCB. Ungakopishi ikhathalogi i-Dk kusixazululi sensimu bese ucabanga ukuthi ikhuphoni izohambisana. Sho impedance eqondiwe, ukubekezelelana, izendlalelo zokubhekisela kanye nesidingo sekhuphoni emdwebweni wokwenziwa; i-Highleap ingabe isakha i-stackup yokukhiqiza futhi inikeze isilinganiso sekhuphoni uma icashunwe.

Isibonelo: ukuqhathaniswa kwezindleko phakathi kwe-S1141 kanye nenye indlela ye-Tg ephezulu

Ibhodi lokulawula elinezingqimba ezine elinethusi elingu-1 oz, imigodi eqediwe engu-0.40 mm kanye nochungechunge olulodwa lokugeleza kabusha olungenalo i-lead lungase luzuze okuncane ezintweni ezine-Tg ephezulu. I-S1141 ingaba ukukhetha okunengqondo uma indawo kanye nemininingwane yamakhasimende ivumela lokho. Ngokuphambene nalokho, ibhodi elinezingqimba eziyisishiyagalombili ezingu-2.0 mm elinezingqimba ezingu-0.25 mm kanye nokugeleza kabusha okubili kanye nokushiswa okukhethiwe kungathethelela ukuthuthukiswa kwe-Tg ephezulu yize zombili imiklamo zingaphansi kwezingqimba ezingu-12.

Indlela i-Highleap eletha ngayo ukuthuthukiswa kwezinto ezibonakalayo

Uma i-S1141 ingafaneleki, ikhotheshini kufanele ichaze imbangela: inani lezingqimba, ithusi elisindayo, i-HDI, i-anti-CAF, imijikelezo yokushisa noma isilinganiso se-aspect. Lokhu kwenza ukuthuthukiswa kube yinto evikelekile ngokwezentengiselwano. Ukuthengwa kungabona ukuthi isincomo sixhumene nomklamo kunokukhetha izinto ezibiza kakhulu.

Izilawuli zephrothokholi kuya ekukhiqizeni

Kumkhiqizo obiza kakhulu, umthombo wezinto ezibonakalayo kanye nezinto ezilingana nazo ezivunyiwe kufanele zixazululwe ngaphambi kokukhiqizwa komthamo. Ukutholakala kweprototype ngezinye izikhathi kuholela ebangeni elihlukile le-FR-4. Uma lokho kwenzeka, izinto zokukhiqiza kufanele zibuyekezwe ukuze kutholakale i-stackup, ukuziphatha kokubhoboza kanye nokuhlangana kokuhlanganiswa kunokuba kucatshangelwe ukuthi zilingana.

Lokho umthengi okufanele akuthole ngesilinganiso

I-Highleap ingabuyisa isinqumo sokulingana nezinto ezibonakalayo, ukuhlanganiswa kokuqala, izinkinga ezinkulu ze-DFM, izilawuli zekhwalithi ezifakiwe, imibiko yokuzikhethela kanye nolwazi olungekho. Lokhu kudala indlela ecacile yokuguqula: umthengi angavuma i-S1141, amukele ukuthuthukiswa noma abuyekeze umklamo ngaphambi kokuzibophezela ekusebenziseni amathuluzi.

Izindleko, Ezinye Izindlela kanye Nolwazi Lwe-RFQ

Intengo yeyunithi ephansi kakhulu itholakala uma izimo zezinto, ukwakheka kanye nokuhleleka zihambisana. Isilinganiso se-S1141 asithembeki lapho i-RFQ ishiya ukusatshalaliswa kwethusi, imbobo encane kakhulu, imikhawulo yamaphaneli, umzila wokugoqa noma imibhalo yekhwalithi. Lezo zinto zithinta isikhathi sokukhiqiza kanye nenqubo ngaphezu kwegama le-laminate lodwa.

Nini ukuthuthukisa

• Sebenzisa izinto ezisezingeni eliphezulu le-Tg, ezisezingeni eliphansi le-CTE ukuze uthole inani eliphezulu lezingqimba, amabhodi amakhulu, izimbobo ezinesilinganiso esiphezulu noma imijikelezo yokushisa ephindaphindwayo.
• Sebenzisa ibanga elishicilelwe elingamelani ne-CAF ukuze uthole isikhala esiminyene ezindaweni ezinomswakama, ezichemile noma lapho imininingwane yekhasimende ifuna ubufakazi be-CAF ngokusobala.
• Sebenzisa uhlelo olufanele i-HDI kuma-laser vias noma ama-lamination alandelanayo.
• Sebenzisa isakhiwo esifanelekile ngethusi elinzima uma ithusi lidlula ama-ounces amabili noma isidingo sokugcwalisa i-resin siba sikhulu.

I-Highleap ngeke ithathe indawo yezinto ezibonakalayo ngoba amamaki amabili womabili abizwa ngokuthi i-FR-4. Isibuyekezo esilinganayo kufanele siqhathanise i-Tg ngendlela yokuhlola, ukunwetshwa kwe-Z-axis, i-T288, uhlelo lwe-resin, ukuhambisana kwethusi, izitifiketi, umthombo wefektri ovunyiwe kanye nezidingo zokusetshenziswa kokugcina kwekhasimende.

Ulwazi oluncane lwekhotheshini ewusizo

• Ubukhulu bebhodi kanye nobuningi
• Ukubalwa kwezingqimba kanye nobukhulu obuqediwe
• Isisindo sethusi ngesendlalelo
• Imbobo encane kunazo zonke eqediwe
• Ukuqeda ubuso kanye nemaski yokubopha
• Izinhloso ze-Impedance, uma zikhona
• I-PCB engenalutho noma ububanzi obuphelele be-PCBA
• Izidingo zokuhlolwa, ukususwa kwengxenye encane noma isitifiketi

Akukho schematic edingekayo ekubuyekezweni kokuqala kwezentengiselwano. Idatha ye-Gerber, i-ODB++ noma i-IPC-2581 iyadingeka ngaphambi kokukhishwa kokugcina kwe-DFM kanye nokukhiqizwa.

Izilawuli Zokukhiqiza Nokukhulula Eziphezulu

Ngokwakhiwa kwe-S1141 okuvunyiwe, i-Highleap iguqula i-callout yezinto ezibonakalayo ibe yi-traveler elawulwayo ehlanganisa i-laminate identity, i-stackup, ukubhaliswa kwe-inner-layer, i-lamination, i-drilling, i-desmear, i-electroless copper, i-pattern plating, ukujiya kokugcina kanye nokuhlolwa kukagesi . Uhlelo lokukhulula luhambisana nesigaba somkhiqizo esikhundleni sokusebenzisa iphakheji ebiza kakhulu enokwethenjelwa kakhulu kuyo yonke i-oda.

Ukuze kukhiqizwe okuphindaphindiwe, umthombo wezinto ezivunyiwe, ukubuyekezwa kwe-stackup kanye nezinga lokuhlola kufanele kufakwe ku-oda lokuthenga. Lokhu kuvimbela ibhodi elibiza kancane ukuthi libe yinkinga yokuxazulula izinkinga ebiza kakhulu ngemva koshintsho olungabhaliwe.

Imibuzo Yomthengi Mayelana neShengyi S1141

Ingabe i-S1141 ingasetshenziswa ebhodini elinezingqimba eziyi-10?

Kungenzeka, ngoba ukukhishwa okucacile kukaShengyi kuqala ezingqimbeni ezingu-12 nangaphezulu. Ukwakhiwa kwezingqimba ezingu-10 kusadinga ukubuyekezwa kobukhulu, imigodi, ithusi kanye nemijikelezo yokuhlanganisa; ukubalwa kwezingqimba kukodwa akuvumeli ukwakhiwa.

Ingabe i-S1141 ifanelekile ukuhlanganiswa okungenalo i-lead?

Ingasetshenziswa ekwakhiweni okulawulwa kahle okungenalo i-lead, kodwa umkhawulo wayo wokushisa mncane kune-high-Tg FR-4. Inani lokugeleza kabusha, ukuthengiswa kwamagagasi kanye nokuvezwa kabusha kumele laziwe ngaphambi kokukhululwa.

Ingabe ukukhetha i-S1141 kunciphisa izindleko ngokuzenzakalelayo?

Kuphela uma umklamo ufanelana nezinto zokwakha. Ukwelula i-S1141 ibe isakhiwo esinobungozi obukhulu kungandisa udoti, ukusebenza kabusha kanye nengozi yasensimini. Izindleko zezinto zokwakha kufanele zihlolwe kanye nezidingo zokukhiqiza kanye neziqu.

Ingabe i-Highleap ingacaphuna ulwazi olungaphelele?

Yebo. Ubukhulu obulinganiselwe, izendlalelo, ukujiya, ithusi, usayizi wembobo, ubuningi kanye nobubanzi besevisi kwanele ebangeni lokuqala. Amanani okugcina alandela idatha yokwenziwa ephelele kanye nokubuyekezwa kwe-DFM.

Inkomba yezinto eziyinhloko: Idatha yomkhiqizo we-Shengyi S1141. Izibalo zomkhiqizi ziyizincazelo ezijwayelekile; sebenzisa ishidi ledatha lamanje kanye nokwakhiwa okuvunyiwe ukuze uthole imininingwane yokukhiqiza.