Iindaba
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VGA OUT PCB Designingingqwalasela
I-VGA (i-Video Graphics Array) oko kukuthi, uluhlu lweegraphics zevidiyo, ezinesisombululo esiphezulu, izinga lokubonisa ngokukhawuleza, imibala ecebileyo, njl. Ujongano lweVGA aluyiyo kuphela ujongano oluqhelekileyo lwezixhobo zokubonisa zeCRT, kodwa kunye nojongano oluqhelekileyo lwezixhobo zokubonisa ikristale yeLcD. , ngoluhlu olubanzi lwezicelo...Funda ngokugqithisileyo -
PCBA ibhodi imigangatho yokuhlola kunye nezilumkiso
PCBA ibhodi PCBA ibhodi ukuhlolwa imigangatho?I. Imigangatho yokuhlolwa kwebhodi ye-PCB 1. Iziphene ezinzulu (ezichazwa njenge-CR): naziphi na iziphene ezaneleyo ezibangela ukwenzakala emzimbeni womntu okanye kumatshini okanye ukubeka emngciphekweni ukhuseleko lobomi, njengale: ukungathobeli imigaqo yokhuseleko / ukutshisa / umbane. ukothuka....Funda ngokugqithisileyo -
Yeyiphi imiba emasiyiqwalasele xa sikhetha uMboneleli weBhodi yeSekethe?
Xa ukhetha umthengisi webhodi yesekethe, kubalulekile ukuqwalasela izinto ezininzi zokuqinisekisa ukuba ufumana imveliso esemgangathweni ngexabiso elifanelekileyo.Nazi ezinye zezinto ekufuneka zigcinwe engqondweni: ImiGangatho yoMgangatho Umgangatho yenye yezona zinto zibalulekileyo ekufuneka ziqwalaselwe ...Funda ngokugqithisileyo -
Zeziphi iimpawu zabaCoci bePCB?
Ukuqwalasela kwiimpawu ze-arhente yokucoca, abantu bahlala bekhetha i-trichlorotrifluoroethane (CFC-113) kunye ne-methyl chloroform njengeyona nto ibalulekileyo ye-agent yokucoca. I-CFC-113 ineenzuzo ze-high degreasing performance, amandla anamandla okunyibilika e-flux intsalela, engekho- inetyhefu, engeyo-flat...Funda ngokugqithisileyo -
Uyilo lweprototyping yePCB ngomlinganiselo kunye neendlela zoyilo olusebenzayo (2)
5. I-wiring manual kunye nokuphathwa kweempawu ezibalulekileyo Nangona eli phepha ligxininisa kwi-wiring ezenzekelayo, kodwa i-wiring manual ngoku kunye nexesha elizayo yinkqubo ebalulekileyo yoyilo lwebhodi yesekethe eprintiweyo.Ukusetyenziswa kwe-wiring manual kunceda izixhobo zocingo ezizenzekelayo ukugqiba umsebenzi wokudibanisa.Ngokukhathalelwa...Funda ngokugqithisileyo -
Uyilo lwePrototyping yePCB ngeReyithi kunye nobuChwephesha boBuchule boYilo (1)
PCB wiring uyilo, ukuze kuphuculwe ilaphu ngomlinganiselo iseti epheleleyo yeendlela, apha, ukubonelela uyilo PCB ukuphucula isantya ilaphu ngomlinganiselo woyilo ngempumelelo kunye nobuchule obusebenzayo, hayi kuphela kubathengi ukugcina umjikelo wophuhliso lweprojekthi, kodwa kwakhona ...Funda ngokugqithisileyo -
Ubeko lwePCB lweSoftware yeCAD
Ushwankathelo loLwayo lwe-PCB I-CAD Software ye-PCB i-software ye-CAD sisixhobo esibalulekileyo sokuyila iibhodi zesekethe eziprintiweyo.Ivumela abaqulunqi ukuba benze i-schematics kunye noyilo lwebhodi, iindawo zendawo, iingcingo zendlela kunye nokuvelisa iifayile zokuvelisa.Ukutyhubela iminyaka, iPCB uyilo lwesoftware yeCAD iye yaquka...Funda ngokugqithisileyo -
Imigaqo ye-Impedans Matching
Umgaqo osisiseko we-impedance ehambelanayo 1. isekethe yokumelana ecocekileyo Kwi-physics yesikolo samabanga aphakamileyo, umbane uxelele ingxaki enjalo: ukuxhathisa kwezixhobo zombane ze-R, eziqhagamshelwe kumandla ombane we-E, ukuxhathisa kwangaphakathi kwi-pack yebhetri ye-r, phantsi kweziphi iimeko amandla imveliso ye...Funda ngokugqithisileyo -
Uyilo lwePCB oluzenzekelayo
Ibhodi yesekethe eprintiweyo i-autolayout yinkqubo yokwenza ngokuzenzekelayo ukubekwa kunye nokuhanjiswa kwamacandelo e-elektroniki kwibhodi yesekethe eprintiweyo (PCB).Inkqubo yenziwa kusetyenziswa isoftware esebenzisa i-algorithms kunye nemithetho yokwandisa ukubekwa kunye nokuhanjiswa kwamacandelo ebhodini.Inkcazelo Au...Funda ngokugqithisileyo -
Ngaba iPCB kufuneka iBhakwe kwaye emva koko inyuswe?
I-PCB luhlobo lwamacandelo e-elektroniki, ikwangumthwali we-PCBA yonke, ezinye iinxalenye ze-elektroniki zifakwe kwi-PCB pad, zidlala umsebenzi wazo wonxibelelwano ngombane.Iphetshi kufuneka isetyenziswe PCB.I-PCB kwimveliso ngokubanzi kukho ukupakishwa kwevacuum, kwindawo yokukhetha kunye nendawo yomatshini ...Funda ngokugqithisileyo -
Ukubuyisela umva uyilo lwangoku lweSekethe yokuThintela
Ukubuya umva ngoku kuxa amandla ombane ekuphumeni kwenkqubo engaphezulu kombane kwigalelo, ebangela ukuba umsinga uqukuqelele kwisistim usiya kwicala elingasemva.Imithombo: 1. I-diode yomzimba iba calanye xa i-MOSFET isetyenziselwa ukutshintshwa kokulayisha izicelo.2. ukuwisa ngesiquphe i...Funda ngokugqithisileyo -
Ngaba uyasazi i-EMC Filtering?
I. Isishwankathelo Izinto ezithathu zophazamiseko lwe-electromagnetic zingumthombo wophazamiseko, indlela yophazamiseko yothumelo, umamkeli wophazamiseko, i-EMC malunga nale miba yophando.Ezona ndlela zisisiseko zokucinezela ukungenelela kukukhusela, ukuhluza, ukubeka phantsi.Bazi ...Funda ngokugqithisileyo
