Ekwakhiweni kwemikhiqizo ye-elekthronikhi, kusukela ekudaleni ukuhlelwa kwe-PCB kanye nomzila, amaphutha ahlukahlukene angenzeka ngenxa yokuntula isipiliyoni noma ulwazi, okungase kuthikameze inqubekelaphambili futhi, ezimeni ezinzima, zenze ibhodi lesifunda lingasebenzi. Ukuvimbela izinkinga ezinjalo, kubalulekile ukuthuthukisa ukuqonda kwethu le ndawo kanye […]
Indlela Yokugwema Izingibe ku-PCB Hole kanye Slot Design Funda kabanzi "
Kukhona ukucatshangelwa kwebanga lokuphepha okuningi ekwakhiweni kwe-PCB, okuhlanganisa isikhala phakathi kokulandelelwa, ukuhlukaniswa kwezinhlamvu, isikhala sephedi, nokuningi. Lapha, siwahlukanisa ngezigaba ezimbili: amabanga okuphepha ahlobene nogesi kanye namabanga okuphepha angahlobene nogesi. 01 Amabanga Okuphepha Ahlobene Nogesi Isikhala Sokulandelela-ku-Trace Ngamakhono okucubungula abakhiqizi be-PCB abajwayelekile, ibanga elincane phakathi kokulandelelwa akufanele libe
8 Amabanga Okuphepha Okufanele Acatshangelwe Ku-PCB Design Funda kabanzi "
Idizayini ye-PCB iyinqubo eyinkimbinkimbi ebandakanya izici ezihlukahlukene ezingalindelekile ezingaba nomthelela kumphumela wonke. Ukuqinisekisa ukukhiqizwa kwe-PCB yekhwalithi ephezulu ngesikhathi—ngaphandle kokwelula isikhathi sokuklama noma ukuletha ukusetshenzwa kabusha okumba eqolo—izinkinga zokuklama nobuqotho besifunda kufanele zihlonzwe ekuqaleni kwenqubo. Nokho, kunemininingwane eminingi emincane ekwakhiweni kwe-PCB okuthi, uma inganakwa, ingakwazi
I-Vias iyingxenye engagwemeki yokwakheka kwe-PCB. Phakathi nenqubo yokuhlela, ukugwema yonke imigqa ye-crossover kuvame ukuba yinselele. Ukuze kuxazululwe lokhu, ama-vias asetshenziselwa ukuzuza ukuxhumana kwe-interlayer, okuholela ekuthuthukisweni kwama-PCB anezinhlangothi ezimbili kanye nama-multilayer PCB. Ngenxa yalokho, ama-vias abe yinto ebalulekile yokwakheka kwe-PCB. Ngokombono wokuklama, i-vias isebenza kabili
PCB Manufacturability Design kanye Case Analysis: Izimbobo kanye Slots Funda kabanzi "
Lapho unjiniyela we-PCB ebeka umkhiqizo, kuhilela okungaphezu nje kokubeka ingxenye kanye nendlela. Ukuklama amandla kanye nezindiza zomhlabathi ezingqimbeni zangaphakathi kubalulekile ngokufanayo. Ukuphatha izendlalelo zangaphakathi kudinga ukucatshangelwa kobuqotho bamandla, ubuqotho besignali, ukuhambisana kwe-electromagnetic, kanye ne-Design for Manufacturability. Umehluko Phakathi Kwezendlalelo Zangaphakathi Nezendlalelo Zangaphandle Izingqimba zangaphandle
Idizayini Yokukhiqiza Yezendlalelo Zangaphakathi ze-PCB Funda kabanzi "
Isendlalelo semaski ye-solder ku-PCB sibhekisela engxenyeni yebhodi embozwe ngoyinki we-solder oluhlaza. Izindawo ezinezimbobo zemaski ze-solder zishiywe ngaphandle kweyinki, ziveza ithusi ukuze liphathwe phezulu kanye nezingxenye zokunamathisela. Izindawo ezingenazo izimbobo zimbozwe ngoyinki we-solder mask ukuvimbela i-oxidation nokuvuza. Izizathu Ezintathu Zalokho
Ungakuvimbela Kanjani Ukukhishwa Kwemaski Ye-Solder ku-PCB Design Funda kabanzi "
I-Bill of Materials (BOM) yemikhiqizo ye-elekthronikhi ingumsebenzi oqondile kodwa oyinkimbinkimbi. Ngezingxenye eziningi, ngisho nokubheka okuncane kungaholela ekuthengeni izingxenye ezingalungile. Ukufanisa okwenziwa ngesandla kwandisa ingozi yamaphutha. Uma kwenzeka amaphutha ngesikhathi sokufanisa i-BOM, imibuzo elandelayo yokuthengwa kwempahla kanye nezingcaphuno zamakhasimende kungenzeka zibe namaphutha njengoba
Ukusiza Iphutha le-BOM Ukuhlola Ukuthola Ingxenye Yokusekela Funda kabanzi "
I-DIP Overview DIP iyi-plug-in. I-chip esebenzisa le ndlela yokupakisha inemigqa emibili yezikhonkwane, ezingathengiswa ngokuqondile kwisokhethi ye-chip enesakhiwo se-DIP noma endaweni yokunamathisela enenombolo efanayo yezimbobo ze-solder. Izici zayo ukuthi ingakwazi ukubona kalula i-perforation soldering ye
Izingibe okufanele kukhulunywe ngazo mayelana nemishini ye-DIP Funda kabanzi "
Abangane abaningi bazohlangabezana nesimo sokungaqondani kahle okuyingcaca lapho usebenzisa isoftware emangalisayo yepcb DFM Services ukungenisa amafayela e-Gerber. Isizathu sokungaqondani kahle kwezithombe ukuthi kunezinto ezingaziwa ngaphandle kohlaka lwefayela lokuklama, futhi usayizi wekhanvasi wesendlalelo ngasinye uhlukile, okubangela ukuthi izixhumanisi zishintshe ngosayizi wekhanvasi.
Ukuqinisekisa ukwethembeka kwemiklamo yemikhiqizo ye-elekthronikhi kubalulekile. Idizayini yokwenziwayo ihlanganisa izici ezintathu ezibalulekile: idizayini yokukhiqiza ye-PCB, idizayini yokuhlanganiswa kwe-PCBA, kanye nomklamo wokukhiqiza ongabizi kakhulu. Phakathi kwalokhu, i-PCB manufacturability design igxile embonweni wokukhiqiza wamabhodi e-PCB, icubungula imingcele yenqubo yokuthuthukisa isivuno sokukhiqiza nokunciphisa izindleko zokuxhumana. Ukucatshangelwa kokuklama kufaka phakathi ububanzi bomugqa kanye
Kungani idizayini ye-PCB idinga ukuhlaziywa komhlangano? Kuwukucabangela umhlangano we-PCB ekuqaleni kwesigaba sokuklama ukuze uthole umkhiqizo ongcono kakhulu.Kunenkinga evamile okungenzeka ingavamile kakhulu phakathi kwabaphathi be-PCB design, kodwa kusajwayelekile kwabaqalayo, okungukuthi, umklamo wokuqala webhodi lesifunda awucabangi ngokugcwele
Imaphi amafayela e-PCB angasetshenziselwa Ukuhlaziywa kwe-DFM? Funda kabanzi "
Idizayini yehadiwe ye-PCBA kanye nenqubo yokukhiqiza ibandakanya izixhumanisi eziningi. Imikhiqizo ejwayelekile yezingxenyekazi zekhompiyutha yakhiwa izigaba eziningana: ukwakheka kwehadiwe, okuhlanganisa umdwebo we-PCB, ukukhiqizwa kwebhodi lesifunda le-PCB, ukuthengwa kwengxenye nokuhlola, ukucubungula isichibi se-SMT, ukucutshungulwa kwe-plug-in, ukushiswa kohlelo, ukuhlola, ukuguga, nezinye izinqubo. Ake sichaze indima ye-DFM kulezi zixhumanisi. 1.
Iqhaza Lemisebenzi emangalisayo ye-pcb DFM ku-Hardware Design and Manufacturing Funda kabanzi "
Phakathi nenqubo yokukhiqiza nokuhlanganisa i-PCBA, onjiniyela bezingxenyekazi zekhompyutha bangase bahlangabezane nezinkinga ezinjalo: umklamo we-PCB uyinkinga ngempela, izingxenye ezithengiwe azifani nalezo zangempela ngesikhathi sokucutshungulwa kwe-PBCA, umjikelezo wokukhiqiza umkhiqizo mude, futhi ikhwalithi ayinakuqinisekiswa...Ngakho singathola kanjani futhi sixazulule lezi zingozi zokukhiqiza ngaphambi kwesikhathi.
I-Wonderfulpcb DFM Services ene-DFA isiyatholakala! Funda kabanzi "
Njengamanje, imikhiqizo ye-elekthronikhi ingene kuwo wonke amagumbi ezimpilo zethu, futhi imikhiqizo yayo ihlanganisa ezokuxhumana, ezokwelapha, imikhiqizo yekhompyutha ye-audio-visual visual, amathoyizi, izinto zasendlini, imikhiqizo yezempi, njll. Mayelana nokushisela kwe-PCBA kwemikhiqizo ye-elekthronikhi, i-welding manual ivame ukusetshenziswa esigabeni sesampula. Inzuzo ye-welding manual yukuthi inenani eliphansi futhi
1. Ukuvimbela Izifunda Ezimfishane Ezixhumeke NgothayelaIsikhala sokuphepha sihlobene eduze nokunwetshwa kwemeshi yensimbi ngesikhathi sokucubungula isichibi se-SMT. Izinto ezifana nosayizi wokuvula we-mesh yensimbi, ukujiya, ukushuba, kanye nokuguqulwa kungabangela ukuchezuka kwe-welding, okuholela kumasekhethi amafushane ngenxa yokubhujwa kukathayela. 2. Ukwenza lula Ukusebenza Isikhala esanele siqinisekisa ukusebenza kahle ngesikhathi sokushisela, ukukhetha ukushisela, ukwenza amathuluzi,
Kunezici eziningi ezindlekweni zokukhiqiza kwe-PCBA. Izingxenye eziyinhloko zihlanganisa ikakhulukazi izinto zebhodi elingenalutho le-PCB, izindleko zokucubungula i-SMT, kanye nezindleko zezingxenye. Ngokungeziwe kulezi zingxenye ezibalulekile, ezinye izinqubo ezimbalwa zithinta ngqo izindleko ze-PCBA. Ezinye zalezi zici ngokuvamile azinakwa, kuhlanganise
Isetshenziswa kanjani i-DFM ukuze Yehlise Izindleko Zokukhiqiza ze-PCB? Funda kabanzi "
I-PCB Silkscreen yaziwa nangokuthi “isikrini sikasilika” embonini. Isikrini sikasilika se-PCB singabonakala kumabhodi we-PCB ajwayelekile, ngakho-ke yini imisebenzi yesikrini sikasilika se-PCB? 1. Ukuhlonza Izingxenye Ze-elekthronikhi Njengoba sonke sazi, ziningi izingxenye ze-elekthronikhi. Isikrini sikasilika Izikrini zikasilika ebhodini le-PCB zisetshenziselwa ukukhomba ukuthi iziphi
I-DFM (Manufacturability) Idizayini ye-PCB Silkscreen Funda kabanzi "
Ukucutshungulwa kwe-chip yomhlangano we-SMT kuhambisana nokuthuthukiswa kwemikhiqizo ye-elekthronikhi ekuthuthukisweni kokunemba okuphezulu, ukuqondiswa kahle kwephimbo, kanye nezingxenye zokucubungula chip ye-SMT yomklamo omncane we-pitch udinga ukwazi ukuqinisekisa ukuthi amaphedi e-PCBA akulula ukufinyezwa futhi acabangele ukugcinwa kwezingxenye.
Ubunzima Bezikhala Ezinganele Zezinto Ze-elekthronikhi Ezihlanganisiwe Funda kabanzi "
Isifaniso sokuthi “ama-ICs ayizinguqulo ezincane nje zama-PCB anezingqimba eziningi” akukhona ngokuphelele ngaphandle kokufaneleka. Njengoba izinqubo ziya zihlukaniswa kakhulu phakathi kwabakhiqizi be-PCB nabahlanganisi, idizayini ye-PCB ingase iqale ukwamukela amanye amafilosofi afanayo asetshenziswa imboni yokuklama ye-IC ukuze ibhekane nobunkimbinkimbi obukhulayo. Ukuhlaziywa kokwenziwa kwe-DFM kubaluleke kakhulu ku
Ukubaluleka Kokuqwashisa Nge-DFM Yomhlaba Wonke ku-PCB Design Funda kabanzi "
Uyinki wemaski we-PCB we-solder ngokwendlela yokwelapha, uyinki yemaski ye-solder inoyinki othuthukayo ozwelayo, kukhona oyinki be-thermosetting abalapha ukushisa, Kukhona noyinki we-UV we-UV welashwe ukukhanya. , kanye ne-PCB hardboard solder mask inki, FPC soft board solder mask Ink , kanye ne-aluminium substrate solder inki ye-mask, inki ye-aluminium substrate ingasetshenziswa futhi kumabhodi e-ceramic. Vias kukhona
