Iindaba
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Izakhono ze-SMT 丨 imigaqo yokubekwa kwecandelo
Kuyilo lwePCB, uyilo lwamacandelo yenye yekhonkco elibalulekileyo. Kwiinjineli ezininzi ze-PCB, indlela yokubeka amacandelo ngokufanelekileyo nangempumelelo inemigangatho yayo. Sishwankathele izakhono zoyilo, malunga noku kulandelayo 10 Uyilo lwamacandelo e-elektroniki kufuneka lulandelwe...Funda ngokugqithisileyo -
Yeyiphi indima edlalwa zizo “pads ezikhethekileyo” kwiPCB?
1. Iphedi yeentyatyambo zePlum. I-1: Umngxuma wokulungisa kufuneka ungabi-metalized. Ngexesha le-wave soldering, ukuba umngxuma wokulungisa ngumgodi owenziwe ngesinyithi, i-tin iya kuwuvala umngxuma ngexesha lokuphinda kufakwe i-solder. 2. Ukulungisa imingxunya ekhwelayo njenge pads quincunx ngokuqhelekileyo isetyenziselwa ukunyuswa komngxuma womnatha we-GND, kuba ngokubanzi...Funda ngokugqithisileyo -
Kutheni uyilo lwe-PCB lulawula ngokubanzi i-50 ohm impedance?
Kwinkqubo yoyilo lwe-PCB, phambi komzila, sibeka ngokubanzi izinto esifuna ukuyila, kwaye sibale i-impedance ngokusekelwe kubunzima, i-substrate, inani leeleya kunye nolunye ulwazi. Emva kokubala, umxholo olandelayo unokufumaneka ngokubanzi. Njengoko kubonakala ...Funda ngokugqithisileyo -
Uwubuyisela njani umva umzobo wesicwangciso sebhodi yokukopa yePCB
PCB ikopi ibhodi, ishishini lidla ngokubizwa ngokuba ibhodi yesekethe ikopi ibhodi, ibhodi yesekethe clone, ikopi yebhodi yesekethe, PCB clone, PCB uyilo reverse okanye PCB reverse uphuhliso. Oko kukuthi, kwisiseko sokuba kukho izinto ezibonakalayo zeemveliso ze-elektroniki kunye neebhodi zeesekethe, uhlahlelo oluhlaziyiweyo lwe ...Funda ngokugqithisileyo -
Uhlalutyo lwezizathu ezithathu eziphambili zokulahlwa kwePCB
I-PCB yocingo yobhedu iyawa (ekwabizwa ngokuba kukulahla ubhedu). Iifektri zePCB zonke zithi yingxaki yelaminate kwaye ifuna ukuba iifektri zabo zemveliso zithwale ilahleko embi. 1. I-foil yobhedu i-over-etched. Ifoyile yobhedu ye-electrolytic esetyenziswa kwimarike ihlala inye...Funda ngokugqithisileyo -
Imimiselo yoshishino lwe-PCB kunye neenkcazo: i-DIP kunye ne-SIP
I-Dual in-line package (DIP) Iphakheji ye-Dual-in-line (DIP-i-dual-in-line package), i-package form of components. Imiqolo emibini yesikhokelo isuka kwicala lesixhobo kwaye ikwiengile ezichanekileyo ukuya kwinqwelomoya ehambelana nomzimba wecandelo. Itshiphu eyamkela le ndlela yokupakisha inemiqolo emibini yezikhonkwane, w...Funda ngokugqithisileyo -
Iimfuno zesixhobo esinxitywayo kwizinto zePCB
Ngenxa yobukhulu obuncinci kunye nobukhulu, akukho phantse imigangatho yebhodi yesekethe eprintiweyo ekhulayo yemarike ye-IoT enxibekayo. Phambi kokuba le migangatho iphume, bekufuneka sithembele kulwazi kunye namava okwenziwa kwemveliso afundwe kuphuhliso lwebhodi kwaye sicinge malunga nendlela yokuyisebenzisa ...Funda ngokugqithisileyo -
6 iingcebiso ukukufundisa ukuba ukhethe amacandelo PCB
1. Sebenzisa indlela efanelekileyo yokumisa (Umthombo: Inethiwekhi ye-Electronic Enthusiast) Qinisekisa ukuba idizayini ine-capacitors eyaneleyo ye-bypass kunye neenqwelo eziphantsi. Xa usebenzisa isekethe edibeneyo, qiniseka ukuba usebenzisa i-su...Funda ngokugqithisileyo -
Igolide, isilivere kunye nobhedu kwibhodi edumileyo yePCB yesayensi
Ibhodi yeSekethe eprintiweyo (PCB) licandelo le-elektroniki elisisiseko elisetyenziswa ngokubanzi kwiimveliso ezahlukeneyo ze-elektroniki kunye nezinxulumeneyo. I-PCB ngamanye amaxesha ibizwa ngokuba yi-PWB (iBhodi yocingo eShicileleyo). Yayikade ingaphezulu eHong Kong naseJapan ngaphambili, kodwa ngoku ingaphantsi (eneneni, iPCB kunye nePWB zahlukile). Kumazwe aseNtshona kwaye...Funda ngokugqithisileyo -
Uhlalutyo olutshabalalisayo lwekhowudi ye-laser kwi-PCB
Itekhnoloji yokumakisha iLaser yenye yezona ndawo zinkulu zokusetyenziswa kwelaser. Ukumakishwa kweLaser yindlela yokumakisha esebenzisa i-laser yoxinaniso lwamandla aphezulu ukuntywila kwindawo yomsebenzi ukwenza umphunga wemathiriyeli yomphezulu okanye ubangele ukusabela kweekhemikhali ukutshintsha umbala, ngaloo ndlela kushiya i-permane...Funda ngokugqithisileyo -
Iingcebiso ezi-6 zokuthintela iingxaki ze-electromagnetic kuyilo lwePCB
Kuyilo lwePCB, ukuhambelana kwe-electromagnetic (EMC) kunye nokuphazamiseka kwe-electromagnetic ehambelanayo (EMI) bezisoloko zizingxaki ezimbini eziye zabangela ukuba iinjineli zibe nentloko ebuhlungu, ngakumbi kuyilo lwebhodi yesekethe yanamhlanje kunye nokupakishwa kwecandelo kuyacutheka, kwaye ii-OEM zifuna inkqubo enesantya esiphezulu. .Funda ngokugqithisileyo -
Kukho amaqhinga asixhenxe ekutshintsheni kwe-LED unikezelo lwamandla kuyilo lwebhodi yePCB
Kuyilo lokutshintsha unikezelo lwamandla, ukuba ibhodi yePCB ayilwanga kakuhle, iya kukhupha uphazamiseko oluninzi kakhulu lwe-electromagnetic. Uyilo lwebhodi yePCB enomsebenzi ozinzileyo wonikezelo lwamandla ngoku lushwankathela amaqhinga asixhenxe: ngohlalutyo lwemiba efuna ingqalelo kwinyathelo ngalinye, iPC...Funda ngokugqithisileyo
