Ma bolodi osindikizira okhazikika (PCBs) atchuka kwambiri pamakampani opanga zamagetsi chifukwa chotha kuphatikiza zabwino zonse zolimba komanso zosinthika. Ma boardwa akamachulukirachulukira komanso kuchulukirachulukira anthu, kuwerengera molondola kuchuluka kwa kalozera ndi kagawo kakang'ono kumakhala kofunika kwambiri powonetsetsa kuti magwiridwe antchito ndi odalirika komanso kupewa zovuta monga kusokoneza ma siginecha ndi mabwalo amfupi.Kalozera watsatanetsataneyu afotokoza njira zofunika kuti muwerengere kuchuluka kwake komanso malo opangira ma PCB okhazikika, kukuthandizani kupanga mapangidwe apamwamba kwambiri komanso olimba a PCB.
Kumvetsetsa Rigid-Flex PCBs:
Rigid-flex PCB ndi bolodi losindikizidwa lomwe limaphatikiza magawo okhwima komanso osinthika pa bolodi limodzi. Magawo awa amalumikizidwa ndi kuwombedwa kudzera m'mabowo (PTHs), kupereka kulumikizana kwamagetsi pakati pa malo olimba komanso osinthika a PCB. Madera okhwima a PCB amapangidwa ndi zinthu zolimba, zosasinthika monga FR-4, pamene malo osinthika amapangidwa ndi zinthu monga polyimide kapena polyester. Kusinthasintha kwa gawo lapansi kumapangitsa PCB kupindika kapena kupindika kuti igwirizane ndi malo omwe sapezeka ndi matabwa okhazikika. Kukhazikika kokhazikika Kuphatikizika kwa madera olimba komanso osinthika mu PCB kumapangitsa kuti pakhale mawonekedwe ophatikizika komanso osinthika, kuwapangitsa kukhala oyenera kugwiritsa ntchito omwe ali ndi malo ochepa kapena ma geometri ovuta. Ma PCBwa amagwiritsidwa ntchito m'mafakitale ndi ntchito zosiyanasiyana, kuphatikiza zakuthambo, zida zamankhwala, zamagetsi zamagalimoto, ndi zamagetsi zamagetsi. Ma PCB olimba-flex amapereka maubwino angapo kuposa matabwa achikhalidwe okhazikika. Angathe kuchepetsa kukula ndi kulemera kwa zipangizo zamagetsi ndi kuphweka ndondomeko ya msonkhano pochotsa zolumikizira zowonjezera ndi zingwe. Amaperekanso kudalirika komanso kukhazikika bwino chifukwa pali zolephera zochepa kuposa matabwa achikhalidwe okhazikika.
Kufunika Kowerengera kukhazikika kokhazikika kwa PCB Kufikira M'lifupi Ndi Malo:
Kuwerengera m'lifupi mwake ndi malo ocheperako ndikofunikira chifukwa kumakhudza mwachindunji mawonekedwe amagetsi pamapangidwe a PCB.Kusakwanira kutsata m'lifupi kungayambitse kukana kwakukulu, kuchepetsa kuchuluka kwa panopa komwe kungathe kuyenda motsatira. Izi zingayambitse kutsika kwamagetsi ndi kutaya mphamvu zomwe zingakhudze ntchito yonse ya dera. Kusakwanira kwa mipata yolondolera kumatha kupangitsa kuti tizizungulira tating'ono tating'ono ting'onoting'ono chifukwa mayendedwe oyandikana amatha kukhudzana. Izi zingayambitse kutuluka kwa magetsi, zomwe zingawononge dera ndikupangitsa kuti zisagwire bwino. Kuphatikiza apo, malo osakwanira amatha kupangitsa kuti pakhale chizindikiro cha crosstalk, pomwe chizindikiro chochokera kumtundu umodzi chimasokoneza mayendedwe oyandikana, kuchepetsa kukhulupirika kwa ma siginecha ndikuyambitsa zolakwika zotumizira ma data. Mawerengedwe olondola a m'lifupi mwake ndi malo otalikirana nawonso ndi ofunikira kuti atsimikizire kupanga. Opanga PCB ali ndi kuthekera kwachindunji ndi zopinga zokhudzana ndi kupanga ndi kusonkhanitsa njira. Potsatira m'lifupi mwake ndi zofunikira za malo, mutha kuwonetsetsa kuti mapangidwe anu atha kupangidwa bwino popanda zovuta monga kutsekereza kapena kutsegulira.
Zinthu Zomwe Zimakhudza Rigid Flex PCB Kupanga Kuchepera Kocheperako Kutalikirana ndi Malo:
Zinthu zingapo zimakhudza kuwerengera kwa kutalika kocheperako komanso malo a PCB yokhazikika. Izi zikuphatikiza mphamvu zonyamulira zamakono, magetsi ogwiritsira ntchito, katundu wa dielectric ndi zofunika kudzipatula. Zinthu zina zofunika kwambiri ndizomwe zimagwiritsidwa ntchito, monga luso lazopangapanga komanso luso la zida.
Kuchulukitsitsa kwaposachedwa kwa trace kumatanthawuza kuchuluka kwapano komwe kungagwire popanda kutenthedwa. Mafunde okwera amafunikira njira zokulirapo kuti apewe kukana kwambiri komanso kutulutsa kutentha. Magetsi ogwiritsira ntchito amakhalanso ndi gawo lofunikira chifukwa amakhudza malo ofunikira pakati pa mayendedwe kuti ateteze kuphulika kapena kuwonongeka kwa magetsi. Zinthu zakuthupi za dielectric monga dielectric pafupipafupi ndi makulidwe zimakhudza magwiridwe antchito amagetsi a PCB. Izi katundu zimakhudza capacitance ndi impedance wa kufufuza, amenenso amakhudza kufufuza m'lifupi ndi katayanitsidwe chofunika kukwaniritsa ankafuna makhalidwe magetsi. Zofunikira zodzipatula zimalamula kuti pakhale mtunda wofunikira pakati pa mayendedwe kuti zitsimikizire kudzipatula koyenera ndikuchepetsa chiwopsezo cha mayendedwe afupi kapena kusokoneza magetsi. Mapulogalamu osiyanasiyana amatha kukhala ndi zofunikira zosiyana zodzipatula pazifukwa zachitetezo kapena zodalirika. Kapangidwe kazinthu ndi kuthekera kwa zida kumatsimikizira m'lifupi momwe mungafikire m'lifupi ndi matayala. Njira zosiyanasiyana, monga etching, kubowola laser kapena photolithography, zili ndi malire awo komanso kulolerana kwawo. Zolepheretsazi ziyenera kuganiziridwa powerengera kuchuluka kwa kalondolondo ndi katalikirana kocheperako kuti muwonetsetse kuti zapangidwa.
Werengetsani kukhazikika kokhazikika kwa PCB kapangidwe kakang'ono kocheperako:
Kuti muwerengere kuchuluka kocheperako pamapangidwe a PCB, izi ziyenera kuganiziridwa:
Kuthekera Kwakanthawi Konyamula:Imatsimikizira kuchuluka kwaposachedwa komwe mayendedwe amayenera kunyamula popanda kutenthedwa. Izi zikhoza kutsimikiziridwa potengera zigawo zamagetsi zomwe zimagwirizanitsidwa ndi kufufuza ndi ndondomeko zawo.
Mphamvu yamagetsi:Ganizirani mphamvu yogwiritsira ntchito mapangidwe a PCB kuti muwonetsetse kuti zotsatizana zimatha kuthana ndi magetsi ofunikira popanda kusweka kapena kukwera.
Zofunikira pa Thermal:Ganizirani zofunikira zamafuta pamapangidwe a PCB. Kukwera kwapakali pano kumapangitsa kuti kutentha kuchuluke, kotero kuti mayendedwe okulirapo angafunike kuti athetse kutentha bwino. Pezani malangizo kapena malingaliro pakukwera kwa kutentha ndikutsatira m'lifupi mumiyezo monga IPC-2221.
Zowerengera pa intaneti kapena miyezo:Gwiritsani ntchito chowerengera chapaintaneti kapena muyezo wamakampani monga IPC-2221 kuti muwone m'lifupi mwake potengera kuchuluka kwapano komanso kutentha. Zowerengera izi kapena miyezo imaganizira zinthu monga kusachulukira kwakukulu kwapano, kukwera kwa kutentha komwe kukuyembekezeka, ndi zinthu za PCB.
Ndondomeko yobwereza:Kutsata makulidwe angafunike kusinthidwa mobwereza bwereza kutengera milingo yowerengedwera ndi malingaliro ena monga zopinga zopanga ndi zofunikira za kukhulupirika.
Werengetsani malo ocheperako osinthika a PCB:
Kuwerengera katayanitsidwe kochepa pakati pa zilombo pa bolodi lokhazikika la PCB, muyenera kuganizira zinthu zingapo. Chinthu choyamba choyenera kuganizira ndi dielectric breakdown voltage. Uwu ndiye mphamvu yayikulu kwambiri yomwe chotchingira pakati pa mayendedwe oyandikana chimatha kupirira chisanagwe. Magetsi owonongeka a dielectric amatsimikiziridwa ndi zinthu monga zida za dielectric, chilengedwe, komanso mulingo wodzipatula wofunikira.
Chinthu china choyenera kuganizira ndi mtunda wa creepage. Creepage ndi chizolowezi cha magetsi oyenda pamwamba pa zinthu zoteteza pakati pa mayendedwe. Mtunda wa Creepage ndiye mtunda waufupi kwambiri womwe madzi amatha kuyenda pamtunda popanda kuyambitsa mavuto. Kutalikirana kwa ma creepage kumatsimikiziridwa ndi zinthu monga magetsi ogwiritsira ntchito, kuipitsidwa kapena kuchuluka kwa kuipitsidwa, ndi chilengedwe.
Zofunikira zakuchotsedwa ziyeneranso kuganiziridwa. Clearance ndiye mtunda waufupi kwambiri pakati pa magawo awiri a conductive kapena njira zomwe zingayambitse arc kapena dera lalifupi. Zofunikira pakuchotsa zimatsimikiziridwa ndi zinthu monga magetsi ogwiritsira ntchito, kuchuluka kwa kuipitsidwa, ndi momwe chilengedwe chikuyendera.
Kuti muchepetse kuwerengera, miyezo yamakampani monga IPC-2221 ikhoza kutumizidwa. Muyezowu umapereka zitsogozo ndi malingaliro otsata mtunda kutengera zinthu zosiyanasiyana monga kuchuluka kwa ma voltage, katundu wa insulating, komanso momwe chilengedwe chikuyendera. Kapenanso, mutha kugwiritsa ntchito chowerengera chapaintaneti chopangidwira ma PCB okhazikika. Ma Calculator awa amaganizira magawo osiyanasiyana ndipo amapereka pafupifupi mipata yocheperako pakati pa kalozera kutengera zomwe zaperekedwa.
Mapangidwe a Kupanga Kwazinthu zokhazikika za PCB:
Design for Manufacturability (DFM) ndi gawo lofunikira pamapangidwe a PCB. Zimakhudzanso kulingalira za njira zopangira ndi kuthekera kuwonetsetsa kuti mapangidwe atha kupangidwa bwino komanso modalirika.Chofunika kwambiri pa DFM ndikuzindikira kutalika kocheperako ndi malo a PCB.
Wopanga PCB wosankhidwa amakhala ndi gawo lofunikira pakuzindikira m'lifupi mwake ndi katalikirana. Opanga osiyanasiyana amatha kukhala ndi kuthekera kosiyanasiyana ndi zolephera. Ziyenera kutsimikiziridwa kuti wopanga akhoza kukwaniritsa m'lifupi mwake ndi zofunikira za malo popanda kusokoneza kudalirika kapena kupanga.
Ndibwino kuti mulankhule ndi wopanga wosankhidwa kumayambiriro kwa mapangidwe. Mwa kugawana zomwe wopanga amafunikira komanso zofunikira ndi opanga, zolepheretsa zilizonse zomwe zingatheke kapena zovuta zitha kudziwika ndikuthetsedwa. Opanga atha kupereka mayankho ofunikira pakutheka kwa mapangidwewo ndikuwonetsa zosintha kapena njira zina ngati kuli kofunikira. Kulankhulana koyambirira ndi opanga kungathandizenso kukhathamiritsa kapangidwe kake kuti kapangidwe. Opanga atha kupereka zowunikira pakupanga njira zopangira zogwirira ntchito, monga ma panel, kuyika zinthu, ndi malingaliro agulu. Njira yothandiziranayi imatsimikizira kuti mapangidwe omaliza samangopangidwa, komanso amakwaniritsa zofunikira ndi zofunikira.
Kuwerengera m'lifupi mwake ndi malo ocheperako ndi gawo lofunikira pakupanga kokhazikika kwa PCB. Poganizira mozama zinthu monga mphamvu yonyamulira, mphamvu yamagetsi yogwiritsira ntchito, mphamvu ya dielectric, ndi zofunikira zodzipatula, mainjiniya amatha kupanga mapangidwe a PCB ndi magwiridwe antchito apamwamba, odalirika komanso olimba. Kuphatikiza apo, kumvetsetsa kuthekera kopanga komanso kuphatikizira opanga akadakali aang'ono kungathandize kuthetsa zovuta zilizonse ndikuwonetsetsa kupanga bwino. Pokhala ndi mawerengedwe awa ndi malingaliro, mutha kupanga molimba mtima ma PCB okhwima omwe amakwaniritsa zofunikira zamasiku ano ovuta kugwiritsa ntchito pakompyuta.
Capel amathandiza okhwima kusintha pcb ndi Min Line Space / m'lifupi 0.035mm/0.035mm.Shenzhen Capel Technology Co., Ltd.inakhazikitsa fakitale yake yokhazikika yosinthika pcb mu 2009 ndipo ndi katswiri Flex Osasunthika Pcb wopanga. Ndili ndi zaka 15 zachidziwitso cholemera cha polojekiti, kuyenda molimbika, luso lapamwamba kwambiri, zipangizo zamakono zopangira makina, makina oyendetsa bwino kwambiri, ndipo Capel ali ndi gulu la akatswiri kuti apereke makasitomala apadziko lonse ndi apamwamba kwambiri, apamwamba kwambiri a 1-32 wosanjikiza wosanjikiza. bolodi, hdi Rigid Flex Pcb, Rigid Flex Pcb Fabrication, okhwima-flex pcb msonkhano, mofulumira kutembenukira okhwima flex pcb, kutembenukira mwachangu pcb prototypes.Our imamvera chisanadze malonda ndi pambuyo-malonda ntchito luso ndi yobereka yake kumathandiza makasitomala kulanda msika mwamsanga mwayi wama projekiti awo.
Nthawi yotumiza: Aug-29-2023
Kubwerera
