Iindaba
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Ukutywinwa komngxuma we-Electroplated/Ukuzaliswa kwiCeramic PCB
Ukutywinwa komngxuma we-Electroplated yinkqubo yokuvelisa ibhodi yesekethe eprintiweyo eqhelekileyo esetyenziselwa ukuzalisa kunye nokutywinwa kwimingxuma (ngemingxuma) ukunyusa ukuhanjiswa kombane kunye nokukhusela.Kwinkqubo yokuvelisa ibhodi yesekethe eprintiweyo, i-pass-through hole ngumjelo osetyenziselwa ukudibanisa ezahlukeneyo ...Funda ngokugqithisileyo -
Kutheni kufuneka iibhodi zePCB zenze i-impedance?
I-PCB impedance ibhekisa kwiiparameters zokuchasa kunye nokusabela, ezidlala indima ye-anobstruction ekutshintsheni okwangoku.Kwimveliso yebhodi yesekethe ye-pcb, unyango lwe-impedance luyimfuneko.Ngaba uyazi ukuba kutheni iibhodi zesekethe zePCB kufuneka zenze i-impedance?1, PCB ibhodi yesekethe ezantsi ukuqwalasela ins...Funda ngokugqithisileyo -
i-tin empofu
Uyilo lwePCB kunye nenkqubo yokuvelisa ineenkqubo ezininzi ezingama-20, itoti engalunganga kwibhodi yesekethe inokukhokelela kumgca wesanti, ukudilika kocingo, amazinyo enja yomgca, isekethe evulekileyo, umgca womngxuma wesanti;Pore copper obhityileyo umngxuma olunzulu ngaphandle kobhedu;Ukuba umngxuma ubhedu obhityileyo unzulu, umngxuma ubhedu kunye...Funda ngokugqithisileyo -
Amanqaku aphambili okukhuthaza i-DC/DC PCB
Ngokuqhelekileyo ukuva "ukugxilwa kubaluleke kakhulu", "isidingo sokuqinisa uyilo lokumisa" njalo njalo.Enyanisweni, kwi-PCB layout ye-booster DC / DC converters, i-grounding design ngaphandle kokuqwalaselwa ngokwaneleyo kunye nokuphambuka kwimithetho esisiseko ngunobangela wengxaki.Yiba...Funda ngokugqithisileyo -
Iimbangela zokufakwa kakubi kwiibhodi zeesekethe
1. I-Pinhole I-pinhole ye-pinhole ibangelwa i-adsorption ye-hydrogen gas phezu kwendawo edibeneyo, engayi kukhutshwa ixesha elide.Isisombululo se-plating asikwazi ukumanzisa umphezulu weendawo ezicwecwe, ukwenzela ukuba i-electrolytic plating layer ayikwazi ukuhlalutywa nge-electrolytically.Njengobunzima...Funda ngokugqithisileyo -
Ungawukhetha njani umphezulu wePCB ofanelekileyo ukufumana ubomi obude benkonzo?
Izinto zesekethe zixhomekeke kubaqhubi abakumgangatho ophezulu kunye nezixhobo ze-dielectric ukudibanisa amacandelo anamhlanje anzima omnye komnye ukuze asebenze ngokufanelekileyo.Noko ke, njengoko abaqhubi, ezi baqhubi PCB ubhedu, nokuba iibhodi DC okanye mm Wave PCB, kufuneka anti-ukuguga kunye nokhuseleko oxidation.Olu khuseleko c...Funda ngokugqithisileyo -
Intshayelelo yokuvavanya ukuthembeka kweebhodi zesekethe zePCB
Ibhodi yesekethe ye-PCB inokudibanisa izinto ezininzi ze-elektroniki kunye, ezinokugcina indawo kakuhle kwaye aziyi kuthintela ukusebenza kwesekethe.Kukho iinkqubo ezininzi kuyilo lwebhodi yesekethe PCB.Okokuqala, kufuneka sibeke Khangela iiparamitha zebhodi yesekethe yePCB.Okwesibini, thina...Funda ngokugqithisileyo -
Zeziphi iingongoma ekufuneka ziqwalaselwe kuyilo DC-DC PCB?
Xa kuthelekiswa ne-LDO, isekethe ye-DC-DC inzima kakhulu kwaye inengxolo, kwaye iimfuno zoyilo kunye noyilo ziphezulu.Ubulunga boyilo buchaphazela ngokuthe ngqo ukusebenza kwe-DC-DC, ngoko ke kubaluleke kakhulu ukuqonda uyilo lwe-DC-DC 1. Uyilo olubi ● EMI, DC-DC SW iphini liya kuba ne-d...Funda ngokugqithisileyo -
Uphuhliso lweTrendi ye-Rigid-Flexible PCB Manufacturing Technology
Ngenxa yeentlobo ezahlukeneyo ze-substrates, inkqubo yokuvelisa i-PCB eqinile-flex yahlukile.Iinkqubo eziphambili ezimisela ukusebenza kwayo yitekhnoloji yocingo olucekethekileyo kunye nobuchwepheshe be-microporous.Ngeemfuno zeminiaturization, imisebenzi emininzi kunye nendibano esembindini ye-electronic pr...Funda ngokugqithisileyo -
Umahluko we-PTH NPTH kwi-PCB ngokusebenzisa imingxunya
Inokubonwa ukuba kukho imingxuma emininzi emikhulu kunye encinci kwibhodi yesekethe, kwaye kunokufunyanwa ukuba kukho imingxuma eninzi, kwaye umngxuma ngamnye wenzelwe injongo yawo.Le mingxunya inokohlulwa ngokwesiseko ibe yiPTH (Plating through Hole) kunye neNPTH (Non Plating through Hole) iplating thruu...Funda ngokugqithisileyo -
PCB Silkscreen
PCB silk screen yoshicilelo yinkqubo ebalulekileyo kwimveliso iibhodi zesekethe PCB, emisela umgangatho ibhodi PCB ogqityiweyo.Uyilo lwebhodi yesekethe PCB lunzima kakhulu.Kukho iinkcukacha ezininzi ezincinci kwinkqubo yoyilo.Ukuba ayiphathwa ngokufanelekileyo, iya kuchaphazela i...Funda ngokugqithisileyo -
Unobangela PCB ukuwa ipleyiti solder
PCB ibhodi yesekethe kwinkqubo yemveliso, ngokufuthi ukuhlangabezana ezinye iziphene inkqubo, ezifana PCB ibhodi yesekethe ucingo lobhedu off embi (kwaye isoloko kuthiwa ukuphosa ubhedu), kuchaphazela umgangatho imveliso.Izizathu eziqhelekileyo zePCB ibhodi yesekethe iphosa ubhedu zezi zilandelayo: PCB ibhodi yesekethe inkqubo facto...Funda ngokugqithisileyo
