I-EMI (i-electromagnetic interference) kunye ne-RFI (i-radio frequency interference) yimingeni eqhelekileyo xa kuyilwa iibhodi zeesekethe eziprintiweyo (PCBs). Kuyilo oluqinileyo lwePCB, le miba ifuna ukuqwalaselwa ngokukodwa ngenxa yokudityaniswa kweendawo eziqinileyo neziguquguqukayo. Apha Eli nqaku liza kuphonononga izicwangciso ezahlukeneyo kunye nobuchule bokuqinisekisa ukhuseleko lwe-EMI/RFI kuyilo lwebhodi eguquguqukayo engqongqo ukunciphisa ukuphazamiseka kunye nokwandisa ukusebenza.
Ukuqonda i-EMI kunye ne-RFI kwi-Rigid Flexible PCB:
Yintoni i-EMI kunye ne-RFI:
I-EMI imele i-Electromagnetic Interference kunye ne-RFI imele i-Radio Frequency Interference. Zombini i-EMI kunye ne-RFI zibhekisa kwinto apho imiqondiso ye-electromagnetic engafunekiyo iphazamisa umsebenzi oqhelekileyo wezixhobo zombane kunye neenkqubo. Le miqondiso iphazamisayo inokuthoba umgangatho womqondiso, igqwethe ukuhanjiswa kwedatha, kwaye ibangele ukusilela kwenkqubo epheleleyo.
Zinokuthi zichaphazele kakubi izixhobo zombane kunye neenkqubo:
I-EMI kunye ne-RFI inokuchaphazela kakubi izixhobo zombane kunye neenkqubo ngeendlela ezahlukeneyo. Banokuphazamisa ukusebenza okufanelekileyo kweesekethe ezibuthathaka, ezibangela iimpazamo okanye ukungasebenzi kakuhle. Kwiinkqubo zedijithali, i-EMI kunye ne-RFI inokubangela ukonakala kwedatha, okukhokelela kwiimpazamo okanye ukulahleka kolwazi. Kwiinkqubo ze-analog, izibonakaliso eziphazamisayo zazisa ingxolo ephazamisa isignali yasekuqaleni kwaye ithobe umgangatho wemveliso yomsindo okanye yevidiyo. I-EMI kunye ne-RFI inokuchaphazela nokusebenza kweenkqubo zonxibelelwano ezingenazintambo, ezibangela uluhlu oluncitshisiweyo, ukufowunelwa kweefowuni, okanye ukulahleka koxhumo.
Imithombo ye-EMI/RFI:
Imithombo ye-EMI/RFI iyahluka kwaye inokubangelwa yimiba yangaphandle nangaphakathi. Imithombo yangaphandle ibandakanya imimandla ye-electromagnetic evela kwiintambo zamandla, iimotor zombane, ii-radio transmitters, iinkqubo zeradar, kunye nokubetha kombane. Le mithombo yangaphandle inokuvelisa imiqondiso eyomeleleyo ye-electromagnetic enokukhanya kwaye inxibelelane nezixhobo zombane ezikufutshane, zibangele ukuphazamiseka. Imithombo yangaphakathi ye-EMI/RFI inokubandakanya amacandelo kunye neesekethe ngaphakathi kwesixhobo ngokwaso. Izinto zokutshintsha, imiqondiso yedijithali enesantya esiphezulu, kunye nokubekwa phantsi komhlaba okungafanelekanga kunokuvelisa imitha ye-electromagnetic ngaphakathi kwesixhobo esinokuphazamisana neesekethe ezikufutshane.
Ukubaluleka kwe-EMI/RFI Shielding kuYilo lwe-Rigid Flex PCB:
Ukubaluleka kokhuselo lwe-EMI/RFI kuyilo lwebhodi ye-pcb engqongqo:
Ukhuselo lwe-EMI/RFI ludlala indima ebalulekileyo kuyilo lwePCB, ngakumbi kwizixhobo zombane ezibuthathaka ezifana nezixhobo zonyango, iisistim ze-aerospace, kunye nezixhobo zonxibelelwano. Esona sizathu siphambili sokuphumeza ukhuselo lwe-EMI/RFI kukukhusela ezi zixhobo kwiziphumo ezibi zophazamiseko lwe-electromagnetic kunye nerediyo.
Iziphumo ezibi ze-EMI/RFI:
Enye yeengxaki eziphambili nge-EMI/RFI kukuthomalalisa umqondiso. Xa izixhobo zombane ziphantsi kophazamiseko lwe-electromagnetic, umgangatho kunye nokuthembeka komqondiso kunokuchaphazeleka. Oku kunokubangela urhwaphilizo lwedatha, iimpazamo zonxibelelwano kunye nokulahleka kolwazi olubalulekileyo. Kwizicelo ezinovakalelo ezifana nezixhobo zonyango kunye neenkqubo ze-aerospace, oku kuncitshiswa kwezibonakaliso kunokuba nemiphumo emibi, echaphazela ukhuseleko lwesigulane okanye ukuphazamisa ukusebenza kweenkqubo ezibalulekileyo;
Ukusilela kwezixhobo yenye ingxaki ebalulekileyo ebangelwa yi-EMI/RFI. Izibonakaliso eziphazamisayo zingaphazamisa ukusebenza okuqhelekileyo kweesekethe ze-elektroniki, zibangele ukuba zingasebenzi kakuhle okanye zingaphumeleli ngokupheleleyo. Oku kunokukhokelela ekuphelelweni kwexesha lokusebenza kwezixhobo, ukulungiswa kweendleko kunye neengozi ezinokubakho zokhuseleko. Kwizixhobo zonyango, umzekelo, ukuphazamiseka kwe-EMI/RFI kunokubangela ukufundwa okungalunganga, i-dosing engalunganga, kunye nokungaphumeleli kwezixhobo ngexesha leenkqubo ezibalulekileyo.
Ilahleko yedatha sesinye isiphumo sokuphazamiseka kwe-EMI/RFI. Kwii-aplikeshini ezifana nezixhobo zonxibelelwano, uphazamiseko lunokubangela ukuphoswa komnxeba, uqhagamshelo olulahlekileyo, okanye ukuhanjiswa kwedatha eyonakeleyo. Oku kunokuba nefuthe elibi kwiinkqubo zonxibelelwano, ukuchaphazela imveliso, ukusebenza kweshishini kunye nokwaneliseka kwabathengi.
Ukunciphisa ezi ziphumo zibi, i-EMI/RFI yokukhusela ifakwe kwi-pcb rigid flex design. Izinto ezikhuselayo ezifana neengcingo zetsimbi, iingubo zokugqoka, kunye neenkonkxa zokukhusela zidala umqobo phakathi kwezinto ezibuthathaka ze-elektroniki kunye nemithombo yangaphandle yokuphazamiseka. Uluhlu olukhuselayo lusebenza njengekhaka lokufunxa okanye ukubonakalisa iimpawu zokuphazamiseka, ukukhusela iimpawu zokuphazamiseka ekungeneni kwibhodi ye-flexible eqinile, ngaloo ndlela iqinisekisa ukunyaniseka nokuthembeka kwezixhobo zombane.
Iingqwalasela eziphambili ze-EMI/RFI Shielding kwiRigid Flex PCB Fabrication:
Imiceli mngeni ekhethekileyo ejongene nayo kuyilo lweebhodi zesekethe eziguquguqukayo:
Uyilo lwePCB oluguquguqukayo ludibanisa iindawo eziqinileyo kunye neziguquguqukayo, ezibonisa imingeni ekhethekileyo ye-EMI/RFI yokukhusela. Inxalenye eguquguqukayo yePCB isebenza njenge-eriyali, ithumela kwaye ifumana amaza ombane. Oku konyusa ukuba sesichengeni kwamalungu anovakalelo kuphazamiseko lombane. Ke ngoko, ukuphumeza iindlela ezisebenzayo zokhuselo lwe-EMI/RFI kuyilo olukhawulezayo oluqinileyo lwe-pcb lubalulekile.
Ukujongana nemfuno yobuchule obufanelekileyo bokumisa kunye nezicwangciso zokukhusela:
Iindlela ezifanelekileyo zokumisa zibalulekile ekwahluleni izinto ezibuthathaka kuphazamiseko lombane. Iindiza eziphantsi komhlaba kufuneka zibekwe ngobuchule ukuze kuqinisekiswe ukusekwa okusebenzayo kwazo zonke iisekethe eziguquguqukayo eziqinileyo. Ezi nqwelomoya zisebenza njengekhaka, zibonelela ngendlela ephantsi yothintelo lwe-EMI/RFI kude nezinto ezinovakalelo. Kwakhona, ukusebenzisa iinqwelomoya ezininzi zomhlaba kunceda ukunciphisa i-crosstalk kunye nokunciphisa ingxolo ye-EMI/RFI.
Izicwangciso zokukhusela zikwadlala indima ebalulekileyo ekuthinteleni i-EMI/RFI. Ukugquma amacandelo abuthathaka okanye iindawo ezibalulekileyo ze-PCB ngesikhuselo sokuqhuba kunokunceda ukuqulatha kunye nokuthintela ukuphazamiseka. Izixhobo zokukhusela i-EMI/RFI, ezifana neefoyile eziqhubayo okanye iingubo zokwaleka, nazo zingasetyenziswa kwiisekethe eziqinileyo okanye kwiindawo ezithile zokubonelela ngokhuseleko olongezelelweyo kwimithombo yangaphandle yokuphazamiseka.
Ukubaluleka kolungiselelo loyilo, ukubekwa kwecandelo, kunye nendlela yomqondiso:
Ulungelelwaniso lobeko, ukubekwa kwecandelo, kunye nomzila wesiginali kubalulekile ekucutheni imiba ye-EMI/RFI kuyilo lwePCB oluguquguqukayo. Uyilo olululo loyilo luqinisekisa ukuba amacandelo anovakalelo agcinwa kude kwimithombo enokubakho ye-EMI/RFI, efana neesekethe ze-frequency ephezulu okanye iitrayisi zamandla. Iimpawu zomqondiso kufuneka zihanjiswe ngendlela elawulwayo nelungelelanisiweyo ukunciphisa i-crosstalk kunye nokunciphisa ubude beendlela zomqondiso wesantya esiphezulu. Kukwabalulekile ukugcina isithuba esifanelekileyo phakathi kweetrayisi kwaye uzigcine zikude nemithombo enokubakho yokuphazamiseka. Ukubekwa kwecandelo lolunye uqwalaselo olubalulekileyo. Ukubeka izinto ezibuthathaka kufutshane nenqwelomoya ephantsi kunceda ukunciphisa ukudibanisa kwe-EMI/RFI. Amalungu anokukhutshwa okuphezulu okanye asemngciphekweni kufuneka abekwe yedwa kwamanye amacandelo okanye iindawo ezinovakalelo kangangoko.
IiTeknikhi zokuKhusela eziQhelekileyo ze-EMI/RFI:
Iingenelo kunye nemida yendlela nganye kunye nokusebenza kwazo kwi-PCB eqinile-flex Izikhokelo zoyilo:
Uyilo olululo oluvalekileyo:Indawo ebiyelweyo eyilwe kakuhle isebenza njengekhaka kwimithombo yangaphandle ye-EMI/RFI. Iindawo ezivaliweyo zentsimbi, ezifana ne-aluminiyam okanye intsimbi, zibonelela ngokhuselo olugqwesileyo. Indawo ebiyelweyo kufuneka isekelwe ngokufanelekileyo ukugcina naluphi na uphazamiseko lwangaphandle kude nezinto ezibuthathaka. Nangona kunjalo, kwi-flex-rigid pcb design, indawo eguquguqukayo inika umngeni ukufezekisa ukhuseleko olufanelekileyo lwezindlu.
I-Shielding Coating:Ukufaka isigqubuthelo esikhuselayo, esifana nepeyinti eqhubayo okanye isitshizi, kumphezulu we-PCB kunokunceda ukunciphisa iziphumo ze-EMI/RFI. Ezi zogquma ziqulathe amasuntswana esinyithi okanye izinto eziqhubayo ezifana nekhabhoni, ezenza umaleko wokuqhuba obonisa kwaye ufunxa amaza ombane. Iingubo zeShield zingasetyenziswa ngokukhethiweyo kwiindawo ezithile ezixhomekeke kwi-EMI/RFI. Nangona kunjalo, ngenxa yokuguquguquka okulinganiselweyo, iingubo zingenakulungeleka kwiindawo eziguquguqukayo zeebhodi eziqinileyo.
Itoti yokuKhusela:Isikhuselo sinokuthi, esikwaziwa ngokuba yi-Faraday cage, yintsimbi yentsimbi ebonelela ngokhuselo lwendawo yecandelo elithile okanye icandelo leprototype yesekethe eqinileyo. Ezi toti zinokuxhonywa ngokuthe ngqo kumalungu anovakalelo ukuthintela uphazamiseko lwe-EMI/RFI. Iitoti ezikhuselweyo zisebenza ngokukodwa kwiimpawu zefrikhwensi ephezulu. Nangona kunjalo, ukusebenzisa iinkonkxa zokukhusela kwiindawo eziguquguqukayo kunokuba ngumngeni ngenxa yokuguquguquka okulinganiselweyo kuyilo lwePCB elukhuni.
IiGaskets eziqhubayo:I-gaskets ye-conductive isetyenziselwa ukuvala izikhewu phakathi kwezindlu, izigqubuthelo, kunye nezihlanganisi, ukuqinisekisa indlela eqhubekayo yokuqhuba. Babonelela ngokhuselo lwe-EMI/RFI kunye nokutywinwa kokusingqongileyo. Iigaskets zokuqhuba zihlala zenziwe nge-elastomer conductive, ilaphu lesinyithi okanye i-foam conductive. Zinokucinezelwa ukuze zibonelele ngoqhagamshelwano olufanelekileyo lombane phakathi kwemiphezulu yokukhwelana. Izikhewu eziqhubayo zifanelekile kuyilo lwePCB oluguquguqukayo ngenxa yokuba zinokuhambelana nokugoba kwebhodi yesekethe eprintiweyo eqinileyo.
Uzisebenzisa njani izixhobo ezikhuselayo ezinje ngeefoyile zokuqhuba, iifilim kunye neepeyinti ukunciphisa iziphumo ze-EMI/RFI:
Sebenzisa izixhobo ezikhuselayo ezinje ngeefoyile zokuqhuba, iifilim, neepeyinti ukunciphisa iziphumo ze-EMI/RFI. I-foil ye-conductive, efana ne-copper okanye i-aluminium foil, ingasetyenziselwa kwiindawo ezithile ze-flex-rigid pcb yokukhusela indawo. Iifilimu eziqhubayo zingamashiti amancinci ezinto eziphathekayo ezinokuthi zifakwe i-laminated kumphezulu webhodi ye-multilayer rigid-flex okanye idibaniswe kwi-Rigid Flex Pcb Stackup. Ipeyinti eqhubayo okanye isitshizi sinokufakwa ngokukhethekileyo kwiindawo ezichaphazeleka lula yi-EMI/RFI.
Inzuzo yezi zixhobo ezikhuselayo kukuguquguquka kwazo, okuzivumela ukuba zihambelane ne-contours yee-PCB eziguquguqukayo. Nangona kunjalo, ezi mathiriyeli zinokuba nemida ekusebenzeni kokhuselo, ngakumbi kwiifrikhwensi eziphezulu. Ukusetyenziswa kwabo okufanelekileyo, njengokubekwa ngononophelo kunye nokugubungela, kubalulekile ukuqinisekisa ukhuseleko olusebenzayo.
IQhinga lokuQalwa kunye nokuKhusela:
Fumana ukuqonda kwiindlela ezisebenzayo zokumisa:
Itekhnoloji yokuQala:I-Star Grounding: Kwisiseko seenkwenkwezi, indawo esembindini isetyenziswa njengesalathiso somhlaba kwaye zonke izidibaniso zomhlaba ziqhagamshelwe ngokuthe ngqo kule ndawo. Ubuchwephesha bunceda ukuthintela iilophu zomhlaba ngokunciphisa iiyantlukwano ezinokwenzeka phakathi kwamacandelo ahlukeneyo kunye nokunciphisa ukuphazamiseka kwengxolo. Isetyenziswa ngokuqhelekileyo kwiinkqubo zeaudio kunye nezixhobo zombane ezibuthathaka.
Uyilo lweNqwelomoya ephantsi:Inqwelomoya yasemhlabeni ngumaleko omkhulu wokuqhuba kwi-multilayer rigid-flexible pcb esebenza njengesalathiso somhlaba. Inqwelomoya ephantsi inika indlela ephantsi yokuthintela ukubuya kwangoku, inceda ukulawula i-EMI/RFI. I-plane eyenziwe kakuhle yomhlaba kufuneka igubungele yonke i-rigid-flex isiphaluka eprintiweyo kwaye ixhunywe kwindawo ethembekileyo yomhlaba. Inceda ukunciphisa i-impedance yomhlaba kwaye inciphisa umphumo wengxolo kwisignali.
Ukubaluleka kokhuselo kunye nendlela yokuyilwa:
Ukubaluleka kokhuselo: Ukukhusela yinkqubo yokuvala amacandelo anovakalelo okanye iisekethe ezinemathiriyeli eqhubayo ukuthintela ukungena kwemimandla ye-electromagnetic. Kubalulekile ukunciphisa i-EMI/RFI kunye nokugcina imfezeko yomqondiso. Ukukhusela kunokufezekiswa ngokusetyenziswa kweentsimbi ezivaliweyo, iingubo zokuqhuba, iitoti zokukhusela, okanye i-gaskets conductive.
Uyilo lweShield:
UkuKhusela indawo ebiyelweyo:Izivalo zentsimbi zihlala zisetyenziselwa ukukhusela izixhobo zombane. Indawo ebiyelweyo kufuneka isekelwe ngokufanelekileyo ukubonelela ngendlela esebenzayo yokukhusela kunye nokunciphisa iziphumo ze-EMI/RFI yangaphandle.
I-Shielding Coating:Iingubo eziqhubayo ezifana nepeyinti eqhubayo okanye isitshizi sokuqhuba singasetyenziswa kumphezulu webhodi yesekethe eprintiweyo eqinile-flex okanye indlu ukwenza umaleko oqhubayo obonisa okanye ofunxa amaza ombane.
Iinkonkxa zokuKhusela: Iitoti ezikhuselayo, ezikwabizwa ngokuba zii-Faraday cages, ziindawo ezivaliweyo zetsimbi ezibonelela ngokhuselo oluyinxenye kumacandelo athile. Zinokuxhonywa ngokuthe ngqo kumalungu anovakalelo ukuthintela uphazamiseko lwe-EMI/RFI.
IiGaskets eziqhubayo:Iigaskets zokuqhuba zisetyenziselwa ukuvala izithuba phakathi kweendawo ezivaliweyo, izigqubuthelo, okanye izihlanganisi. Babonelela ngokhuselo lwe-EMI/RFI kunye nokutywinwa kokusingqongileyo.
Ingqikelelo yempumelelo yokukhusela kunye nokukhethwa kwezinto ezifanelekileyo zokukhusela:
Ukusebenza kokukhusela kunye nokukhetha izinto:Ukusebenza kokhuselo kulinganisa amandla esixhobo sokuthomalalisa kunye nokubonakalisa amaza ombane. Ngokuqhelekileyo ibonakaliswe kwii-decibels (dB) kwaye ibonisa ubungakanani bokunciphisa umqondiso ophunyeziweyo ngezinto ezikhuselayo. Xa ukhetha izinto ezikhuselayo, kubalulekile ukuqwalasela ukusebenza kwayo kokukhusela, ukuqhuba, ukuguquguquka, kunye nokuhambelana neemfuno zenkqubo.
Izikhokelo zoYilo lwe-EMC:
ezona zenzo zilungileyo ze-EMC (Electromagnetic Compatibility) izikhokelo zoyilo kunye nokubaluleka kokuthobela ishishini le-EMC
imigangatho nemimiselo:
Nciphisa indawo yeluphu:Ukunciphisa indawo ye-loop kunceda ukunciphisa i-loop inductance, ngaloo ndlela kuncitshiswa ithuba le-EMI. Oku kunokufezekiswa ngokugcina umkhondo omfutshane, usebenzisa i-plane yomhlaba eqinileyo, kunye nokuphepha iilophu ezinkulu kwi-layout yesiphaluka.
Nciphisa indlela yomqondiso onesantya esiphezulu:Imiqondiso enesantya esiphezulu iya kuvelisa imitha ye-electromagnetic eyongezelelekileyo, yonyusa amathuba okuphazamiseka. Ukunciphisa oku, qwalasela ukuphumeza umkhondo olawulwayo wothintelo, usebenzisa iindlela zokubuyisela umqondiso eziyilwe kakuhle, kunye nokusetyenziswa kobuchule bokukhusela obufana nokwahluka komqondiso kunye nokulinganisa ukuthintela.
Kuphephe umzila onxuseneyo:Ukuhamba ngokuhambelanayo kweempawu zomqondiso kunokukhokelela ekudibaniseni okungacetywanga kunye ne-crosstalk, enokukhokelela kwiingxaki zokuphazamiseka. Endaweni yoko, sebenzisa indlela yokulandelela ethe nkqo okanye eneengile ukunciphisa ukusondela phakathi kweempawu ezibalulekileyo.
Ukuthotyelwa kweMigangatho ye-EMC kunye neMigaqo:Ukuthotyelwa kwemigangatho ye-EMC yoshishino, njengaleyo yasekwa yi-FCC, ibalulekile ekuqinisekiseni ukuthembeka kwezixhobo kunye nokuthintela ukuphazamiseka kwezinye izixhobo. Ukuthobela le migaqo kufuna uvavanyo olucokisekileyo kunye nokuqinisekiswa kwezixhobo zokukhupha i-electromagnetic kunye nokuba sesichengeni.
Sebenzisa iindlela zokubeka umhlaba kunye nokukhusela:Umgangatho ofanelekileyo kunye neendlela zokukhusela zibalulekile ekulawuleni ukukhutshwa kwe-electromagnetic kunye nokuba sengozini. Ngalo lonke ixesha ubhekisele kwindawo enye yomhlaba, sebenzisa umhlaba weenkwenkwezi, sebenzisa inqwelo-moya ephantsi, kwaye usebenzise izinto ezikhuselayo ezifana nezibiyelo zokuqhuba okanye iingubo.
Yenza ukulinganisa kunye novavanyo:Izixhobo zokulinganisa zinokunceda ukuchonga imiba enokubakho ye-EMC kwangethuba kwisigaba soyilo. Uvavanyo olucokisekileyo kufuneka kwakhona lwenziwe ukuqinisekisa ukusebenza kwesixhobo kunye nokuqinisekisa ukuthotyelwa kwemigangatho efunekayo ye-EMC.
Ngokulandela ezi zikhokelo, abaqulunqi banokuphucula ukusebenza kwe-EMC yezixhobo zombane kunye nokunciphisa umngcipheko wokuphazamiseka kwe-electromagnetic, beqinisekisa ukusebenza kwayo okuthembekileyo kunye nokuhambelana nezinye izixhobo kwindawo ye-electromagnetic.
Uvavanyo kunye noQinisekiso:
Ukubaluleka kovavanyo kunye nokuqinisekisa ukuqinisekisa ukhuselo olusebenzayo lwe-EMI/RFI kuyilo lwePCB oluguquguqukayo:
Uvavanyo kunye nokuqinisekisa kudlala indima ebalulekileyo ekuqinisekiseni impumelelo ye-EMI/RFI ekhuselayo kuyilo lwePCB oluguquguqukayo. Ukukhusela okusebenzayo kubalulekile ukukhusela ukuphazamiseka kwe-electromagnetic kunye nokugcina ukusebenza kwesixhobo kunye nokuthembeka.
Iindlela zoVavanyo:
Ukukhangela indawo ekufutshane:I-Near-field scanning isetyenziselwa ukulinganisa ukukhutshwa kwemitha ye-rigid-flex circuits kunye nokuchonga imithombo yemitha ye-electromagnetic. Inceda ukukhomba iindawo ezifuna ukukhuselwa okongeziweyo kwaye zingasetyenziswa ngexesha lesigaba soyilo ukuze kulungiswe ukubekwa kwekhaka.
Uhlalutyo olupheleleyo:Uhlalutyo olupheleleyo, olufana nokulinganisa intsimi ye-electromagnetic, isetyenziselwa ukubala ukuziphatha kwe-electromagnetic ye-flexi rigid pcb design. Inika ingqiqo kwimiba ye-EMI/RFI enokubakho, efana nokudibanisa kunye ne-resonance, kwaye inceda ekuphuculeni ubuchule bokukhusela.
Uvavanyo lokuchaphazeleka:Uvavanyo lokuchaphazeleka luvavanya ukukwazi kwesixhobo ukumelana nokuphazamiseka kwe-electromagnetic yangaphandle. Kubandakanya ukuveza isixhobo kwindawo elawulwayo ye-electromagnetic kunye nokuvavanya ukusebenza kwaso. Olu vavanyo lunceda ukuchonga amanqaku abuthathaka kuyilo lwekhaka kunye nokwenza uphuculo oluyimfuneko.
UVavanyo lokuThobela lwe-EMI/RFI:Uvavanyo lokuthobela luqinisekisa ukuba izixhobo ziyahlangabezana nemigangatho kunye nemimiselo efunekayo yokuhambelana ne-electromagnetic. Olu vavanyo lubandakanya ukuvavanya ukukhutshwa kwemitha kunye nokuqhutywayo, kunye nokuba sesichengeni sokuphazamiseka kwangaphandle. Uvavanyo lokuhambelana lunceda ukuqinisekisa ukusebenza kakuhle kwamanyathelo okukhusela kunye nokuqinisekisa ukuhambelana kwezixhobo kunye nezinye iinkqubo zombane.
Uphuhliso lwexesha elizayo kwi-EMI/RFI Shielding:
Uphando oluqhubekayo kunye nobuchwepheshe obuvelayo kwintsimi ye-EMI/RFI yokukhusela igxininise ekuphuculeni ukusebenza kunye nokusebenza kakuhle. I-Nanomatadium ezifana neepolymers eziqhubayo kunye ne-carbon nanotubes zibonelela nge-conductivity ephuculweyo kunye nokuguquguquka, ukuvumela izinto zokukhusela zibe zincinci kwaye zibe khaphukhaphu. Uyilo olukwinqanaba eliphezulu lokhuselo, olufana nezakhiwo ze-multilayer ezinejometri eziphuculweyo, zandisa ukusebenza kakuhle kwekhuselo. Ukongeza, ukudibanisa imisebenzi yonxibelelwano engenazingcingo kwizinto zokukhusela kunokubeka iliso ekusebenzeni kokukhusela ngexesha langempela kwaye ulungelelanise ngokuzenzekelayo ukusebenza kokukhusela. Olu phuhliso lujolise ekujonganeni nokukhula kobunzima kunye nokuxinana kwezixhobo zombane ngelixa kuqinisekiswa ukhuseleko oluthembekileyo ngokuchasene nokuphazamiseka kwe-EMI/RFI.
Isiphelo:
Ukhuselo olusebenzayo lwe-EMI/RFI kuyilo lwebhodi eguquguqukayo olungqongqo lubalulekile ekuqinisekiseni ukusebenza ngokugqibeleleyo kunye nokuthembeka kwezixhobo zombane. Ngokuqonda imingeni ebandakanyekayo kunye nokuphunyezwa kobuchule obufanelekileyo bokukhusela, ukulungiswa koyilo, izicwangciso zokumisa, kunye nokubambelela kwimigangatho yoshishino, abayili banokunciphisa imiba ye-EMI/RFI kunye nokunciphisa umngcipheko wokuphazamiseka. Ukuvavanya rhoqo, ukuqinisekiswa, kunye nokuqonda uphuhliso lwexesha elizayo kwi-EMI/RFI ekhuselayo kuya kuba negalelo kuyilo lwePCB oluyimpumelelo oluhlangabezana neemfuno zehlabathi lanamhlanje eliqhutywa bubuchwephesha.
I-Shenzhen Capel Technology Co., Ltd. yaseka umzi-mveliso wayo weRigid Flex Pcb ngo-2009 kwaye iyingcali yeFlex Rigid Pcb Manufacturer. Ngeminyaka eyi-15 yamava eprojekthi etyebileyo, ukuhamba kwenkqubo engqongqo, ubuchule obugqwesileyo bobugcisa, izixhobo ezizenzekelayo ezizenzekelayo, inkqubo yokulawula umgangatho obanzi, kwaye uCapel uneqela leengcali zeengcali zokubonelela abathengi behlabathi ngokuchaneka okuphezulu, umgangatho ophezulu weRigid Flex Rigid Pcb, eRigid. I-Flex Pcb Fabrication, i-Fast Turn Rigid Flex Pcb, i-Responsive pre-sales and post-sales technical services kunye nokunikezelwa kwangethuba kwenza abathengi bethu babambe ngokukhawuleza amathuba emarike kwiiprojekthi zabo.
Ixesha lokuposa: Aug-25-2023
Emva