PCBA ya Daughter Board ya Multi-channel High-speed AD FMC: Kuchita Bwino Kwambiri, Kutsogolera Kukwera Kwatsopano kwa Kupeza Deta
N’chifukwa chiyani bolodi la ana aang’ono la AD FMC lothamanga kwambiri la multi-channel lingathe kutsimikizira kuti likupezeka molondola kwambiri? Kusanthula mozama kwa zigawo zazikulu
Chifukwa chomwe PCBA iyi ya AD FMC yothamanga kwambiri ya multi-channel high-speed ingathe kupeza deta yolondola komanso yothamanga kwambiri ili mu mndandanda wa zida zamagetsi zapamwamba zomwe imagwiritsa ntchito. Pakupanga PCB assembly, ulalo uliwonse, kuyambira pakuwunikira zida mpaka kusonkhana komaliza mpaka PCBA yonse, umatsatira miyezo yokhwima. Posankha ma analog-to-digital converters (ADCs), timagwiritsa ntchito ma chips apamwamba kwambiri ochokera kumakampani otchuka padziko lonse lapansi. Ma chips awa ali ndi kuchuluka kwakukulu kwa zitsanzo ndi ma resolution, ndipo amatha kusintha ma signal a analog olowera mwachangu kwambiri munthawi yochepa. Ma chips awa amamangidwa mkati ndi njira zingapo zotsutsana ndi kusokoneza, monga kusefa kwa digito ndi kuletsa phokoso, zomwe zimatha kuchotsa phokoso ndi kusokoneza kuchokera ku ma signal, kuonetsetsa kuti ma signal a digito osonkhanitsidwa ndi olondola.Nthawi yomweyo, ma chips alinso ndi ntchito yowerengera yokha, yomwe imatha kusintha zokha magawo akagwiritsidwa ntchito kwa nthawi yayitali kuti zitsimikizire kukhazikika kwa kulondola kwa kugula. Ponena za ma capacitor, timagwiritsa ntchito kasinthidwe kophatikiza ma capacitor a ceramic ambiri (MLCC) ndi ma capacitor a tantalum.
Ma capacitor a ceramic okhala ndi zigawo zambiri ali ndi makhalidwe monga low equivalent series resistance (ESR) ndi low equivalent series inductance (ESL), zomwe zimatha kusefa bwino phokoso la ma frequency apamwamba mumagetsi ndikupereka mphamvu yokhazikika komanso yoyera ya DC ya ADC, kuonetsetsa kuti ADC ikugwira ntchito bwino. Ma capacitor a Tantalum, omwe ali ndi capacitance yayikulu komanso mawonekedwe abwino a ma frequency otsika, amatha kupereka mphamvu zokwanira pamene magetsi akusintha nthawi yomweyo, kuonetsetsa kuti ADC ikugwira ntchito bwino panthawi yopereka zitsanzo za liwiro lalikulu. Ma inductor omwe amagwiritsidwa ntchito ndi ma inductors otsika otsika a ferrite ndi ma inductors okwera kwambiri a waya. Ma inductors a Ferrite amatha kuletsa bwino kusokonezeka kwa ma electromagnetic (EMI). Mu malo ovuta a electromagnetic, kusokonezeka komwe kumachitika kungakhudze magwiridwe antchito abwinobwino a ADC. Ma inductors a Ferrite amatha kuteteza kusokonezeka kumeneku, kuonetsetsa kuti PCBA yokha ikugwira ntchito bwino ndikuchepetsa kusokonezeka kwa ma electromagnetic ku zida zina. Ma inductors a waya amakhala ndi kulondola kwakukulu komanso kukhazikika kwakukulu. Panthawi yosintha mphamvu, amatha kuwongolera molondola kusintha kwa mphamvu, kuonetsetsa kuti mphamvu ikuyenda bwino, komanso kupereka chithandizo chokhazikika komanso chodalirika cha mphamvu ya ADC. Ma resistors opyapyala kwambiri amagwiritsidwa ntchito. Ali ndi kulondola kwakukulu kwa kukana komanso ma coefficients otsika kutentha, ndipo amatha kusunga kukana kokhazikika pa kutentha kosiyanasiyana kogwira ntchito, kupereka ma voltage olondola ndi ma currents kuti azitha kugwiritsa ntchito ma signal osiyanasiyana ndikuwongolera mu ADC circuit ndikuwonetsetsa kuti kulondola komanso kukhazikika kwa circuit control. Zigawo zonse zamagetsi ziyenera kuyesedwa bwino kwambiri zisanalowe mu mzere wopanga, womwe ndi gawo lofunikira kwambiri pakupanga PCB assembly yapamwamba kwambiri. Timagwiritsa ntchito zida zapamwamba zowunikira optical optical (AOI) kuti tiwone bwino mawonekedwe a zigawo kuti tiwonetsetse kuti palibe zolakwika zooneka. Zipangizo zowunikira X-ray zimagwiritsidwa ntchito kuzindikira kwambiri kapangidwe ka mkati mwa zigawo ndikuchotsa zoopsa zomwe zingabisike. Pa mizere yopangira yapamwamba ku China, zigawozi zimayikidwa pa bolodi la circuit kudzera mu njira yolondola yolumikizira yokha, yomwe ikuwonetsa zabwino zopangira PCB assembly bwino. Mzere wopanga uli ndi makina apamwamba owongolera khalidwe omwe amayang'anira magawo osiyanasiyana panthawi yopangira zinthu nthawi yeniyeni, monga kupanikizika kwa malo ndi kutentha kwa soldering, kuonetsetsa kuti zinthu zonse zikugwirizana komanso kudalirika, kukwaniritsa cholinga cha kupanga PCB yokhala ndi vuto lililonse. PCBA iliyonse yokhala ndi ma multi-channel high-speed AD FMC board iyenera kuyesedwa mwamphamvu komanso kuyesedwa kwa ukalamba isanachoke ku fakitale, kutsanzira mikhalidwe yosiyanasiyana yogwirira ntchito m'magwiritsidwe enieni, kuphatikiza kutentha kwambiri, kutentha kochepa, chinyezi chambiri, ndi zina zotero, kuti iwonetsetse kuti ikugwira ntchito bwino komanso modalirika komanso kupereka chitsimikizo cholimba cha kupeza deta mwachangu.
Mfundo Yogwira Ntchito ya Multi - channel High - speed AD FMC Daughter Board PCBA
Kulandila ndi Kukonza Zizindikiro: Chitsimikizo cha Kutsogolo kwa Deta
Mawonekedwe olowera a bolodi la ana a AD FMC la multi-channel high-speed PCBA amatha kulandira zizindikiro zambiri za analog nthawi imodzi. Zizindikirozi zitha kuchokera ku masensa osiyanasiyana kapena zida zina za analog, zokhala ndi mawonekedwe osiyanasiyana monga amplitude ndi frequency. Dongosolo lowongolera chizindikiro mkati mwa PCBA pre- limayendetsa zizindikiro izi zolowera, kuphatikiza ntchito monga kukulitsa, kusefa, ndi kusintha kwa level. Mwachitsanzo, pazizindikiro zofooka za analog, dera lowongolera chizindikiro limawonjezera mpaka pamtunda woyenera wa amplitude kuti ADC iwayese molondola. Pazizindikiro zomwe zili ndi phokoso la pafupipafupi, fyuluta yotsika imagwiritsidwa ntchito kuchotsa phokoso ndikukweza mtundu wa chizindikiro. Panthawiyi, njira zopangira PCB assembly zomwe zimagwiritsidwa ntchito zimatsimikizira kukhazikika ndi kudalirika kwa dera lowongolera chizindikiro, kuwonetsa gawo lofunikira lothandizira kupanga PCB assembly yolondola kwambiri pakugwira ntchito kwazinthu.
Kusintha kwa Analogi - kupita ku - Digital: Kudumpha kuchokera ku Zizindikiro za Analogi kupita ku Zizindikiro za Digito
Zizindikiro za analogi zomwe zili ndi mawonekedwe okhazikika zimatumizidwa ku ADC kuti zisinthidwe ndi digito. ADC imayesa zizindikiro za analogi nthawi ndi nthawi malinga ndi kuchuluka kwa zitsanzo zomwe zakonzedwa kale komanso kutsimikizika, ndipo imasintha ma analog omwe asankhidwa kukhala ma code a digito ogwirizana. Kuchuluka kwa zitsanzo zomwe zasankhidwa kumathandiza PCBA kusonkhanitsa mwachangu zizindikiro za analog zomwe zikusintha, pomwe kutsimikizika kwakukulu kumatsimikizira kuti zizindikiro za digito zomwe zasonkhanitsidwa zitha kuwonetsa molondola mawonekedwe a zizindikiro za analog. Mwachitsanzo, poyesa liwiro la zinthu zoyenda mwachangu, ADC yokhala ndi kuchuluka kwa zitsanzo zambiri komanso kutsimikizika kwakukulu imatha kujambula molondola kusintha kwa liwiro la chinthucho. Njirayi imadalira ma chips a ADC ogwira ntchito kwambiri komanso ukadaulo wopanga PCB womwe umawagwirizana nawo, kuonetsetsa kuti kusintha kwa analog kupita ku digito kukugwira ntchito bwino komanso molondola, kuwonetsa gawo lofunika la ukadaulo wapamwamba wopanga PCB pakukwaniritsa ntchito zazikulu za chinthucho.
Kukonza ndi Kutumiza Deta: Kuyang'anira Deta Moyenera
Microprocessor yomwe ili mkati mwa PCBA imapitilizanso kukonza zizindikiro za digito zomwe ADC imatulutsa, monga kutsimikizira deta ndikusintha mawonekedwe. Kenako, deta yokonzedwayo imatumizidwa ku chipangizo cholandirira (monga FPGA kapena CPU) kudzera mu mawonekedwe a FMC. Mawonekedwe a FMC ali ndi mphamvu zotumizira deta mwachangu komanso modalirika, zomwe zimatha kukwaniritsa zofunikira zenizeni za kupeza deta mwachangu kwambiri. Nthawi yomweyo, PCBA imathandiziranso ma protocol angapo otumizira deta ndipo imatha kukonzedwa mosinthasintha malinga ndi zosowa za chipangizo cholandirira. Panthawi yokonza ndi kutumiza deta, kukonza bwino njira yopangira PCB assembly kumatsimikizira kuti kukonza deta ndi kukhazikika kwa kutumiza deta, kuwonetsa ntchito yopangira bwino PCB assembly pakukweza magwiridwe antchito onse a chinthucho.
Kuyang'anira ndi Kuteteza Mphamvu: Maziko a Kugwira Ntchito Mokhazikika
PCBA ili ndi dera loyendetsa bwino mphamvu lomwe lingapereke mphamvu yokhazikika pa gawo lililonse. Nthawi yomweyo, njira zingapo zotetezera monga chitetezo champhamvu kwambiri, chitetezo champhamvu kwambiri, ndi chitetezo champhamvu kwambiri zimakhazikitsidwa. Pakachitika vuto lamagetsi, mphamvu imatha kudulidwa yokha kapena njira zina zotetezera zitha kuchitidwa kuti zipewe kuwonongeka kwa gawo ndikuwonetsetsa kuti PCBA ikugwira ntchito bwino komanso mokhazikika. Pakapangidwe ndi kusonkhana kwa dera loyendetsa ndi kuteteza mphamvu, njira zopangira PCB zotsogola zimagwiritsidwa ntchito kuti zitsimikizire kudalirika ndi kukhazikika kwa dera, ndikuyika maziko olimba a PCBA yonse, kuwonetsa kufunika kofunikira kwa kupanga PCB yokhazikika kwambiri pakuwonetsetsa kuti zinthu zikuyenda bwino.
Kusamalira Ola: Kugwirizanitsa Nthawi Molondola
Kuti zitsimikizire kulondola kwa zitsanzo za ADC ndi kulumikizana kwa kutumiza deta, PCBA imagwiritsa ntchito gwero la wotchi yolondola kwambiri. Dongosolo loyang'anira mawotchi limagawa chizindikiro cha wotchi ku gawo lililonse lofunikira kuti zitsimikizire kuti zikugwira ntchito nthawi yomweyo ya wotchi. Nthawi yomweyo, dera loyang'anira mawotchi lilinso ndi ntchito zosinthira mafupipafupi a wotchi ndi kubwezera gawo, zomwe zitha kukonzedwa mosinthasintha malinga ndi zosowa za mapulogalamu enieni. Pakukhazikitsa dera loyang'anira mawotchi, ukadaulo wopanga ma PCB olondola kwambiri umatsimikizira kulondola ndi kukhazikika kwa kutumiza chizindikiro cha wotchi, kupereka chitsimikizo cha kusankhidwa kolondola kwa ADC ndi kutumiza deta motsatizana, kuwonetsa kufunika kwa kupanga ma PCB olondola kwambiri pazizindikiro zazikulu za magwiridwe antchito a chinthucho.
Kuwulula Mafunso Ofala Okhudza Multi-channel High-speed AD FMC Daughter Board PCBA
Kodi bolodi la ana aakazi la PCBA la multi-channel high-speed AD FMC lapangidwa kuti?
Yankho: Imapangidwa ku China, ndipo imagwiritsa ntchito bwino kwambiri khalidwe lapamwamba la China. Kupanga ndi kusonkhanitsa ma PCB zinthu. Pankhani yopanga zamagetsi, China, ndi ukadaulo wake wapamwamba wopanga ma PCB assembly, ili ndi unyolo wathunthu wamafakitale komanso akatswiri odziwa bwino ntchito. Kuyambira pakugula zinthu zopangira, njira yapamwamba imatsatiridwa mosamala, kenako imalowa mu gawo lopanga ma PCB assembly olondola kwambiri. Panthawiyi, ndi njira zopangira ma PCB assembly olondola kwambiri, akatswiri aluso amagwiritsa ntchito makina apamwamba osankha ndi kuyika kuti achite bwino kusungunula zigawo, kuyika zigawo pamwamba pa bolodi la PCB molondola kwambiri. Njira yosungunula iyi ikuwonetsa bwino kufunika kwa ukadaulo wa pamwamba pa PCB (SMT) popanga ma PCB assembly. Pazigawo zomwe zimafunika kuyikidwa kudzera m'mabowo, kudzera mu pulagi yogwira ntchito bwino, pogwiritsa ntchito makina olumikizira kapena ntchito zamanja, zigawozo zimayikidwa molondola m'mabowo a PCB. Pambuyo pake, mothandizidwa ndi zida zanzeru zosungunula, njira zapamwamba zosungunula monga kusungunulanso ndi kusungunula mafunde zimagwiritsidwa ntchito kuwongolera kutentha ndi nthawi yosungunula, kuonetsetsa kuti cholumikizira chilichonse chosungunula chili ndi magwiridwe antchito abwino amagetsi komanso mphamvu zamakanika, kukwaniritsa zotsatira zabwino kwambiri zosungunula. Nthawi yomweyo, zida zowunikira zapamwamba monga zida zowunikira zamagetsi za AOI ndi zida zowunikira za X-Ray zimagwiritsidwa ntchito kuwunika PCB mokwanira, osasiya zolakwika zilizonse zomwe zingachitike. Njira zowunikira izi ndi chitsimikizo chofunikira pakupanga PCB yopanda zolakwika. Pomaliza, mukupanga zinthu zomalizidwa, ulalo uliwonse umatsatira miyezo yapamwamba yapadziko lonse lapansi, kukwaniritsa kupanga kogwira mtima, kwapamwamba, komanso kopanda zolakwika, kupereka chitsimikizo cholimba cha mtundu wabwino kwambiri wa chinthucho.
Kodi ntchito ya chinthucho ili bwanji?
Yankho: PCBA iyi ya AD FMC yothamanga kwambiri ya multi-channel ili ndi magwiridwe antchito abwino kwambiri. Imagwiritsa ntchito ma ADC apamwamba kwambiri, ma capacitor apamwamba kwambiri, ma inductor, ma resistors, ndi zigawo zina. Zigawozi zikasungidwa mosamala, zimasonkhanitsidwa molondola pa bolodi la PCB kudzera mu njira yapamwamba yopangira PCB assembly. Panthawi yopangira PCB assembly, ukadaulo wapamwamba wothira soldering umatsimikizira kuyika kolondola kwa zigawo zapamwamba, ukadaulo wolumikizira bwino umatsimikizira kuyika kolondola kwa zigawo zodutsa, ndipo ukadaulo wanzeru wothira soldering umalola kulumikizana kwamagetsi pakati pa zigawo ndi bolodi la PCB. Ndi njira ndi ukadaulo wapamwamba uwu wopanga PCB assembly, chinthucho chimatha kupeza deta mwachangu komanso molondola. Muzochitika zosiyanasiyana zogwiritsira ntchito, monga automation yamafakitale, kuyesa kulumikizana, zida zamankhwala, ndi zina zotero, imatha kusonkhanitsa zizindikiro za analog ndikuzisintha kukhala zizindikiro zolondola za digito, kuonetsetsa kuti deta ndi yabwino komanso yothandiza, kuwonetsa chithandizo champhamvu cha kupanga PCB assembly bwino kuti zinthu zigwire bwino ntchito. Mtundu uwu wopanga bwino umadalira akatswiri aluso, mainjiniya, ndi oyang'anira. Ndi luso lawo laukadaulo, amagwiritsa ntchito zida zapamwamba ndikukonza njira yopangira kuti atsimikizire kupita patsogolo kosalala kwa njira yonse yopangira.
Kodi ubwino wa zigawozo ndi wotsimikizika?
Yankho: Mosakayikira, timakhazikitsa njira yowunikira khalidwe la zinthu zonse. Zigawo zisanalowe mu mzere wopanga, zida zowunikira zamagetsi zotsogola (AOI) ndi zida zowunikira za X-ray zimagwiritsidwa ntchito poyang'ana mawonekedwe, kukula, ndi kapangidwe ka mkati mwa zigawozo, kuonetsetsa kuti zikukwaniritsa zofunikira za zigawozo popanga msonkhano wa PCB molondola kwambiri. Nthawi yomweyo, mzere wopanga uli ndi njira yowongolera khalidwe yapamwamba, yomwe ndi gawo lofunika kwambiri pakupanga msonkhano wanzeru wa PCB. Imayang'anira magawo ofunikira panthawi yopangira msonkhano nthawi yeniyeni, monga malo oyika zigawo, kutentha kwa soldering, ndi nthawi. Ulalo wowongolera khalidwe uwu mukupanga msonkhano wanzeru wa PCB umatsimikizira kuti gawo lililonse likhoza kuyikidwa molondola pa bolodi la PCB, ndipo cholumikizira chilichonse cholumikizira chimakhala ndi magwiridwe antchito abwino olumikizira magetsi komanso mphamvu zamakanika, kukwaniritsa miyezo yokhwima kwambiri, motero kutsimikizira mtundu wonse wa chinthucho ndikukwaniritsa cholinga cha kupanga msonkhano wa PCB wopanda cholakwika chilichonse. Kuyambira kugula zinthu zopangira mpaka kusonkhanitsa zinthu zomalizidwa, ulalo uliwonse umayendetsedwa mosamala ndi akatswiri kuti atsimikizire kuti njira yonse yopanga ikukwaniritsa zofunikira za kupanga msonkhano wa PCB wapamwamba kwambiri.
Kodi ndi zinthu ziti zachilengedwe zomwe PCBA ya multi-channel high-speed AD FMC daughter board PCBA ingazolowere?
Yankho: Bodi la ana aang'ono la AD FMC lothamanga kwambiri ili ndi kuthekera kosinthasintha bwino chilengedwe. Zigawo zomwe zasankhidwa zimatha kugwira ntchito bwino kutentha kwa - 40°C mpaka 85°C komanso chinyezi cha 5% - 95% (chosaundana). Pakupanga ndi kupanga gawo lonse, zinthu zachilengedwe zimaganiziridwa mokwanira, ndipo mapangidwe ndi njira zapadera zopewera chinyezi, fumbi, ndi kugwedezeka zimagwiritsidwa ntchito. Mu njira yopangira PCB assembly, njira zapamwamba zimatsimikizira kulimba ndi kukhazikika kwa gawoli, kukana bwino mphamvu ya fumbi, chinyezi, ndi kugwedezeka m'malo opangira mafakitale. Njira yopangira iyi yomwe imasamalira tsatanetsatane imalola PCBA nthawi zonse kupereka magwiridwe antchito okhazikika pamakina opezera deta, ndipo imatha kuthana ndi malo osiyanasiyana ogwirira ntchito ovuta, kuwonetsa zabwino zopangira PCB assembly yapamwamba pakukweza kusinthasintha kwa chilengedwe cha zinthu. Mu njira yonse yopangira, kuyambira kusankha zinthu zopangira, mpaka kusonkhanitsa zigawo, kenako mpaka kuwunika kwa chinthu chomalizidwa, sitepe iliyonse imatsatira njira yopangira PCB assembly yapamwamba kuti zitsimikizire kuti chinthucho chikugwira ntchito bwino m'malo osiyanasiyana.
Kodi kugwirizana kwa maginitomu ndi chinthucho kuli bwanji?
Yankho: PCBA yathu ya AD FMC yothamanga kwambiri ya multi-channel imakhala ndi mgwirizano wabwino kwambiri wamagetsi. Pakupanga, zigawo zomwe zili ndi maginito ochulukirapo komanso mawonekedwe otsika otsika, monga ma ferrite inductors, zimagwiritsidwa ntchito kuletsa bwino kusokoneza kwamagetsi (EMI). Kudzera mu kapangidwe ka circuit kokonzedwa bwino komanso kapangidwe ka board ya circuit ya multi-layer, kulumikizana kwamagetsi pakati pa ma circuit kumachepa, ndipo mphamvu yotsutsana ndi kusokoneza kwa circuit imakulitsidwa. Pakupanga PCB assembly, zigawo zimayikidwa ndikulumikizidwa motsatira zofunikira pakupanga kuti zitsimikizire kuti mapangidwe onse ogwirizana ndi magetsi akugwiritsidwa ntchito molondola. Izi zimathandiza PCBA kugwira ntchito mokhazikika pamalo ovuta amagetsi, popanda kusokoneza zida zina zamagetsi, komanso imatha kukana kusokoneza kwamagetsi akunja, kuonetsetsa kuti deta yapezeka molondola, kuwonetsa udindo wofunikira waukadaulo wapamwamba wopanga PCB assembly pakuwonetsetsa kuti zinthu zikugwirizana ndi magetsi. Munjira iyi, njira zamakono zopangira PCB assembly, komanso magwiridwe antchito olondola, zimawonetsetsa kuti malondawo afika pamlingo wabwino kwambiri pankhani yogwirizana ndi magetsi.
Nanga bwanji za mphamvu zomwe zimagwiritsidwa ntchito pa chinthucho?
Yankho: Chogulitsachi chimagwira ntchito bwino kwambiri pankhani ya kugwiritsa ntchito mphamvu. Ma ADC ogwira ntchito kwambiri ndi zigawo zina amagwiritsa ntchito njira zopangira zapamwamba ndipo ali ndi mphamvu zochepa zogwiritsa ntchito. Nthawi yomweyo, panthawi yopanga PCB assembly, kapangidwe ka dera lonse kamakonzedwa bwino kudzera mu kapangidwe koyenera ka dera ndi kusankha zigawo, kuchepetsa kutayika kosafunikira kwa dera. Mwachitsanzo, panthawi yosokera ndi plug-in, kapangidwe kolondola ka zigawo kumapangitsa njira yotumizira chizindikiro kukhala yaifupi, kuchepetsa kutayika kwa kutumiza chizindikiro; ukadaulo wanzeru wosokera umatsimikizira mtundu wa malo osokera, kuchepetsa kugwiritsa ntchito mphamvu zina zomwe zimachitika chifukwa cha kusokera koyipa. Njira zogwirira ntchito bwino za PCB assembly zimathandiza kuti gawo lonselo lichepetse kugwiritsa ntchito mphamvu zake moyenera pamene likukwaniritsa zofunikira zopezera deta mwachangu. M'njira zosiyanasiyana zogwirira ntchito, kugwiritsa ntchito mphamvu kumatha kusinthidwa mwanzeru kuti kuwonjezere kugwiritsa ntchito mphamvu, zomwe zikugwirizana ndi momwe zinthu zilili pakukula kwa kusunga mphamvu zobiriwira. Mu njira yonse yopangira, njira yogwirira ntchito yopangira PCB assembly imadutsa kuchokera pakupanga kupita ku msonkhano, ndipo ulalo uliwonse umathandizira kuchepetsa kugwiritsa ntchito mphamvu ndikuwongolera magwiridwe antchito.
Kodi nthawi yopangira PCBA ya bolodi la ana aang'ono la AD FMC lomwe lili ndi ma channel ambiri ndi yotani?
Yankho: Nthawi yopangira imasiyana malinga ndi kuchuluka kwa oda ndi zofunikira zinazake. Kawirikawiri, pa maoda a zofunikira zomwe zilipo, ndi zida zapamwamba zopangira ma PCB assembly ndi njira zopangira bwino, titha kupanga mwachangu ma PCB assembly, ndipo nthawi yopangira imakhala pafupifupi masiku 20. Pazinthu zomwe zasinthidwa, popeza mapangidwe apadera ndi kusintha kwa njira ndikofunikira, kuphatikiza kusintha kapangidwe ka dera malinga ndi zosowa za makasitomala, kusankha zigawo zinazake, ndikusintha magawo a njira zopangira, nthawi yopangira ikhoza kukulitsidwa mpaka masiku 40. Pambuyo poti oda yatsimikizika, tidzakupangirani mwachangu dongosolo latsatanetsatane la kupanga ndikulongosola nthawi yoperekera, pogwiritsa ntchito bwino njira yopangira bwino kuti tiwonetsetse kuti makasitomala akuyankha moyenera zosowa zawo ndikufupikitsa nthawi yoperekera. Munjira yonse yopangira, kaya ndi oda yokhazikika kapena chinthu chosinthidwa, chimadalira zida zapamwamba, antchito akatswiri, komanso njira yopangira bwino ma PCB assembly kuti zitsimikizire kuti chinthucho chitumizidwa nthawi yake.
Kodi chinthucho chikugwirizana ndi kapangidwe kake?
Yankho: Inde, lili ndi ntchito. Tili ndi gulu la akatswiri la R & D lomwe lingathe kupanga mapangidwe okonzedwa malinga ndi zosowa zosiyanasiyana za makasitomala. Kaya ndi magawo aukadaulo monga kuchuluka kwa njira, kuchuluka kwa zitsanzo, ndi kutsimikiza, kapena zinthu monga kukula kwa module ndi mtundu wa mawonekedwe, zitha kusinthidwa ndikukonzedwa bwino malinga ndi zosowa zanu. Panthawi yokonza, gulu lathu la R & D lidzaganizira mokwanira zochitika zenizeni zogwiritsira ntchito ndi zizindikiro zaukadaulo, kuphatikiza ukadaulo wapamwamba wopanga ma PCB assembly ndi njira, kuti tiwonetsetse kuti tikukupatsani yankho labwino kwambiri la multi-channel high-speed AD FMC daughter board PCBA. Kuyambira siteji yokonza, tidzasunga kulumikizana kwapafupi ndi makasitomala ndikusintha dongosolo lopangira nthawi yake malinga ndi mayankho a makasitomala; panthawi yopanga, tidzagwiritsa ntchito njira zopangira ma PCB assembly molondola komanso moyenera kuti tisinthe molondola kapangidwe kake kukhala chinthu chenicheni, kukwaniritsa zosowa zapadera za mapulojekiti ndi makasitomala osiyanasiyana. Munjira iyi, antchito aluso, ukadaulo wapamwamba, ndi njira zogwirira ntchito bwino zimagwirira ntchito limodzi kuti zitsimikizire kuti zinthu zokonzedwa bwino zimaperekedwa bwino.
Kugwiritsa Ntchito: Ubwino Wapadera Wasanu wa Multi-channel High-speed AD FMC Daughter Board PCBA, Kupanga Chitsanzo cha Makampani
Kupeza deta mwachangu kwambiri komanso molondola kwambiri: Kupereka maziko oyenera a kukonza deta
Pogwiritsa ntchito ma ADC amphamvu kwambiri, zizindikiro zambiri za analog zimatha kusonkhanitsidwa nthawi imodzi pamlingo wapamwamba kwambiri komanso kutsimikizika. Kaya ndi chizindikiro chosintha mwachangu kapena chizindikiro chofooka, chingasinthidwe molondola kukhala chizindikiro cha digito, kupereka maziko enieni a deta kuti deta ikonzedwe ndi kusanthula pambuyo pake, ndikukwaniritsa zofunikira pakupeza deta mwachangu kwambiri.
Kukhazikika Kwambiri ndi Kudalirika: Kuonetsetsa Kuti Deta Ikupezeka Mosalekeza Komanso Mokhazikika
Zigawo zamagetsi zapamwamba kwambiri zimasankhidwa mosamala, monga ma capacitor a ceramic okhala ndi ESR yotsika ophatikizidwa ndi ma capacitor a tantalum okhala ndi mphamvu yayikulu, kuti zitsimikizire kuti magetsi ndi oyera komanso okhazikika ndikuchepetsa kusokoneza kwa ripple. Ma inductors a ferrite okhala ndi mphamvu yayikulu komanso ma inductors a waya wolondola kwambiri amaletsa kusokoneza kwa maginito ndikuwonjezera mphamvu yotsutsana ndi kusokoneza kwa dera. Nthawi yomweyo, kudzera munjira yowunikira bwino kwambiri, kuphatikiza kuyang'anira kwapamwamba kwa AOI ndi X-ray, komanso mayeso ogwira ntchito komanso okalamba omwe amatsanzira mikhalidwe yeniyeni yogwiritsira ntchito, PCBA imatha kugwira ntchito mokhazikika komanso modalirika m'malo ovuta komanso panthawi yogwira ntchito kwa nthawi yayitali, ndikuwonjezera kwambiri nthawi yogwira ntchito yopanda cholakwika ya dongosolo lopeza deta.
Kusinthasintha Kwabwino Kwambiri kwa Zachilengedwe: Kuthana ndi Malo Ogwirira Ntchito Ovuta Mosavuta
Kuvuta kwa malo opezera deta kumaganiziridwa mokwanira mu kapangidwe kake. Zigawo zomwe zasankhidwa zimatha kugwira ntchito bwino pa kutentha kwa - 40°C mpaka 85°C komanso chinyezi cha 5% - 95% (chosaundana). Gawo lonseli lili ndi kapangidwe kapadera koteteza chinyezi, fumbi, komanso njira zothanirana ndi kugwedezeka, zomwe zimatha kukana bwino fumbi, chinyezi, ndi kugwedezeka m'malo opangira mafakitale, ndipo nthawi zonse zimapereka magwiridwe antchito okhazikika pamakina opezera deta, kusintha malo osiyanasiyana ogwirira ntchito ovuta.
Kapangidwe kake kosunga mphamvu kwambiri komanso kogwira mtima: Kutsogolera njira yatsopano yopezera mphamvu - kusunga deta
Ma ADC ogwira ntchito kwambiri ndi zigawo zina amagwiritsa ntchito njira zopangira zapamwamba ndipo ali ndi mawonekedwe ogwiritsira ntchito mphamvu zochepa. Kuphatikiza ndi kapangidwe koyenera ka dera komanso kusankha zigawo, PCBA imatha kusintha mwanzeru kugwiritsa ntchito mphamvu m'njira zosiyanasiyana zogwirira ntchito. Ngakhale ikukwaniritsa zofunikira zopezera deta mwachangu, imachepetsa kwambiri kugwiritsa ntchito mphamvu zake, imawonjezera kugwiritsa ntchito mphamvu moyenera, imasunga ndalama zogwirira ntchito kwa nthawi yayitali kwa ogwiritsa ntchito, ndipo imagwirizana ndi njira yopangira mphamvu zobiriwira.
Utumiki Wosinthasintha Wosintha Zinthu: Kupanga Mayankho Apadera Opezera Deta
Tili ndi gulu la akatswiri ofufuza ndi kukonza zinthu lomwe lingapereke mapangidwe okonzedwa malinga ndi zosowa zosiyanasiyana za makasitomala. Kaya ndi magawo aukadaulo monga kuchuluka kwa njira, kuchuluka kwa zitsanzo, ndi kutsimikiza, kapena zinthu monga kukula kwa gawoli ndi mtundu wa mawonekedwe, titha kusintha mayankho oyenera kwambiri a PCBA a AD FMC board daughter board PCBA kutengera zochitika zenizeni zogwiritsira ntchito ndi zizindikiro zaukadaulo kuti zikwaniritse zosowa zapadera za mapulojekiti ndi makasitomala osiyanasiyana.