Eli nqaku lazisa itekhnoloji ye-PCB ene-2-layer eguquguqukayo kunye nokusetyenziswa kwayo okutsha ekukhanyeni okuphezulu kweemoto ze-LED. Utoliko oluneenkcukacha lwesakhiwo sokupakishwa kwePCB, ukwakheka kweesekethe, iintlobo ngeentlobo, usetyenziso olubalulekileyo lweshishini kunye neenguqulelo ezithile zobuchwepheshe, kubandakanywa nobubanzi bomgca, isithuba somgca, ubukhulu bebhodi, indawo yokuvula esezantsi, unyango lomphezulu, ulawulo lobungakanani, indibaniselwano yezinto, njl. njl. baye bazisa ubutyebi obunokwenzeka bokuyila kunye nokuphucula ukusebenza kwezibane zemoto eziphezulu, kwaye baphucule kakhulu ukusebenza, ukuthembeka, ukuguquguquka kunye neplastiki yokukhanyisa iimoto. iinkqubo.
I-2-Layer Flexible PCB: Loluphi uhlobo lobuchwephesha?
I-2-layer flexible PCB yiteknoloji yebhodi yesekethe esebenzisa i-substrate eguquguqukayo kunye nobuchwepheshe obukhethekileyo be-welding ukwenzela ukuba ibhodi yesekethe igobe kwaye igobe. Yenziwe ngamacandelo amabini ezinto eziguquguqukayo, kunye ne-foil yobhedu kumacala omabini e-substrate ukwenza i-circuit, inika ibhodi ibhodi ezimbini zeesekethe kunye nokukwazi ukugoba nokugoba. Itekhnoloji ifanelekile kwizicelo apho indawo ilinganiselwe kwaye ukufakwa okuguquguqukayo kuyadingeka, njengezixhobo zonyango, ii-smartphones, izinto ezinxitywayo kunye nezicelo zemoto. Ukuguquguquka kwayo kunye nokugoba kuvumela ukuyila kweemveliso eziguquguqukayo ngelixa ukwandisa ukuthembeka kunye nokuqina.
Yintoni ulwakhiwo olumaleko olu-2 lwe-PCB eguquguqukayo?
Ulwakhiwo olune-2-layer flexible PCB ludla ngokuba nemigangatho emibini. Umaleko wokuqala ngumaleko we-substrate, odla ngokwenziwa nge-flexible polyimide (PI) imathiriyeli evumela i-PCB ukuba igobe kwaye ijike. Uluhlu lwesibini luluhlu lwe-conductor, ngokuqhelekileyo i-foil layer yobhedu egubungele i-substrate, esetyenziselwa ukuhambisa iimpawu zesekethe kunye nokubonelela ngamandla. Ezi maleko zimbini zidla ngokudityaniswa kusetyenziswa inkqubo yetekhnoloji ekhethekileyo ukwenza isakhelo esimaleko sePCB ebhetyebhetye.
Ingaba iileya zesekethe ze-2-layer flex flex PCB kufuneka zibe yi-layout?
Uyilo lwesekethe yebhodi yesekethe eprintiweyo ye-2-layer flexible kufuneka ibe lula kangangoko kunokwenzeka, kwaye umgca wesignali kunye nomgangatho wamandla kufuneka uhlukaniswe kangangoko kunokwenzeka. Umaleko wesiginali ikakhulu uthatha imigca yemiqondiso eyahlukeneyo, kwaye umaleko wamandla usetyenziselwa ukudibanisa imigca yamandla kunye neengcingo zomhlaba. Ukuthintela ukudityaniswa kwemigca yemiqondiso kunye neentambo zamandla kunokunciphisa ukuphazamiseka kweempawu kunye nokuphazamiseka kwe-electromagnetic. Ukongezelela, ingqwalasela kufuneka ihlawulwe kubude kunye nolwalathiso lweentambo zesekethe ngexesha lokucwangcisa ukuze kuqinisekiswe ukuhanjiswa kwesignali okuzinzile nokuthembekileyo.
Zeziphi iintlobo ze-2-layer bhetyebhetye PCB?
I-PCB eguquguqukayo enecala elinye: iqulethe i-substrate eguquguqukayo ye-single-layer, elinye icala eligutyungelwe nge-foil yobhedu, efanelekileyo kwiimfuno zesekethe ezilula. I-PCB enamacala amabini aguquguqukayo: Iqulathe imigangatho emibini ye-substrates eguquguqukayo enefoyile yobhedu kumacala omabini. Iisekethe zinokuphunyezwa kumacala omabini kwaye zifanelekile kuyilo lwesekethe olunzima. I-PCB eguquguqukayo eneendawo eziqinileyo: Ezinye izinto eziqinileyo zongezwa kwi-substrate eguquguqukayo ukubonelela ngenkxaso engcono kunye nokulungiswa kweendawo ezithile, ezifanelekileyo kwizakhiwo ezifuna ukuhlalisana kwezinto eziguquguqukayo neziqinileyo.
Zeziphi ezona zicelo ziphambili ze-2-layer flexible PCB kumashishini ahlukeneyo kwihlabathi jikelele?
Unxibelelwano: isetyenziselwa ukwenziwa kweefowuni eziphathwayo, izikhululo ezisisiseko zonxibelelwano, izixhobo zonxibelelwano ngesathelayithi, njl.njl. Izixhobo zombane zezemoto: ezisetyenziswa kwiiyunithi zokulawula iinjini zemoto, iinkqubo zokuzonwabisa ngemoto, iidashbhodi, izinzwa, njl njl. Izixhobo zonyango: ezisetyenziselwa ukuveliswa kokuhlolwa kwezonyango. izixhobo, izixhobo zonyango zokujonga kunye nezixhobo ezifakelwayo izixhobo zonyango. Ii-electronics zabathengi: ezifana nee-smartphones, iipilisi, iiwotshi ezihlakaniphile, izixhobo zokudlala eziphathwayo, njl.njl. Ulawulo lwemizi-mveliso: kubandakanywa izixhobo ezizisebenzelayo zoshishino, iisistim zoluvo kunye nezixhobo. I-aerospace: Isetyenziselwa ukwenza izixhobo zombane ze-aerospace kunye ne-navigation systems.
Ubuchwephesha obutsha be-2-layer flexible PCB kwi-high-end yemoto yokukhanya kwe-LED-i-Capel uhlalutyo lwemeko yokuphumelela
Ububanzi bomgca kunye nesithuba somgca we-0.25mm / 0.2mm zibonelela ngenani lezinto ezintsha zeteknoloji kwizibane zemoto eziphezulu.
Okokuqala, ububanzi bomgca ophuculweyo kunye nesithuba somgca sithetha ukuxinana kwelayini ephezulu kunye neendlela ezichane ngakumbi, okuvumela ukuhlanganiswa okuphezulu kunye noluhlu olubanzi lwemisebenzi, efana neziphumo eziguqukayo ezinzima kunye neepateni ezinzima. Oku kubonelela abaqulunqi bokukhanyisa amandla amakhulu okudala ukuphuhlisa uyilo olunomtsalane kunye nolukhethekileyo.
Okwesibini, ububanzi be-0.25mm / 0.2mm buthetha ukuba i-PCB inokuguquguquka okuphezulu kunye nokuguquguquka. I-PCB eguquguqukayo inokuziqhelanisa ngokulula ngakumbi neemilo zokukhanya kwemoto entsonkothileyo kunye nezakhiwo, ibonelela ngamathuba oyilo ngakumbi. Oku kuvumela izibane ukuba zihlangane ngcono kwinkangeleko iyonke yesithuthi, zongeza inkangeleko enesitayile neyodwa kwisithuthi.
Ukongeza, ububanzi bomgca ophuculweyo kunye nezithuba zomgca zibonisa ukusebenza kwesekethe ephezulu. Imigca emincinci inokunciphisa ilahleko yokuhanjiswa komqondiso kunye nokuphucula ukuzinza kunye nokuthembeka kwenkqubo yokukhanyisa imoto. Oku kuphucula ukusebenza kwenkqubo yokukhanyisa, ukubonelela ngokukhawuleza kwamaxesha okuphendula kunye nokulawula ukukhanya okuthembekileyo, ngaloo ndlela kuphuculwe ukhuseleko jikelele kunye nokulula.
Ubukhulu bepleyiti obuyi-0.2mm +/- 0.03mm bubaluleke kakhulu kwezobuchwephesha kwizibane zemoto eziphezulu.
Okokuqala, olu yilo lubhityileyo lwePCB lubonelela ngoyilo olusulungekileyo kunye nolukhaphukhaphu, luthatha indawo encinci ngaphakathi kwesibane kwaye luvumela uyilo olukhulu inkululeko yokuyila. Ikwanceda ukuvelisa uyilo olulungelelanisiweyo lwesibane, ukuphucula i-aesthetic kunye nethekhnoloji yokuziva kwembonakalo iyonke. Ukongeza, i-PCB eguquguqukayo eyi-0.2mm ibonelela ngezakhono zolawulo lobushushu obugqwesileyo, obubaluleke kakhulu kumandla aphezulu, amacandelo okukhanya emoto anemisebenzi emininzi, ukuthintela ukuncitshiswa kokukhanya ngenxa yobushushu kunye nokwandisa ubomi benkonzo yecandelo.
Okwesibini, ubukhulu be-0.2mm +/-0.03mm buphucula ukuguquguquka kunye nokuguquguquka kwe-PCB eguquguqukayo, ilungelelanise ngcono kuyilo lokukhanya kwemoto engaqhelekanga, ifezekisa iziphumo eziguqukayo zokukhanya eziguqukayo, kwaye idale uyilo lwangaphandle lwesithuthi kunye nobuhle bophawu. Impembelelo enkulu.
Ubuncinci bokungena kwe-0.1mm kuzisa iteknoloji ebalulekileyo kwizibane zemoto eziphezulu.
Okokuqala, imingxunya emincinci encinci inokwamkela amacandelo amaninzi kunye neengcingo kwi-PCB, ngaloo ndlela inyusa ukuntsonkotha kwesekethe kunye nokudityaniswa okutsha, okufana nokufaka iibhalbhu ze-LED ezingaphezulu, izinzwa kunye neesekethe zokulawula ukuphucula ukukhanya okuqaqambileyo, ukulawula ukuqaqamba kunye ne-beam steering ukwenza izinto ezintsha. Ukuphucula ukusebenza kokukhanyisa kunye nokhuseleko.
Okwesibini, ubuncinci bobungakanani bomngxuma obuncinci buthetha ukujikeleza okuchanekileyo kunye nokuzinza okukhulu. Imingxuma emincinci yenza i-denser, i-wiring echanekileyo ngakumbi, ebaluleke kakhulu kuphuculo oluhlakaniphile kwizibane zemoto, njengoko imisebenzi enzima ihlala ifuna ukuhanjiswa kwedatha ngesantya esiphezulu kunye nolawulo lwesignali oluchanekileyo.
Ukongeza, i-aperture encinci encinci iququzelela ukudityaniswa kwe-PCB kunye namanye amacandelo, iqinisekisa ubuhle ngelixa ulungiselela ukusetyenziswa kwendawo yangaphakathi kunye nokusebenza ngokubanzi.
I-ENIG (i-Electroless Nickel Immersion Gold) unyango lomphezulu luzisa inani lezinto ezintsha ezibalulekileyo zeteknoloji kwii-PCB ze-2-layer flexible kwizicelo zokukhanyisa iimoto eziphezulu.
Okokuqala, unyango lwe-ENIG lubonelela ngezakhono ezibalaseleyo zokuthengisa, ukuqinisekisa uxhulumaniso oluqinileyo kunye nokuphucula ukuzinza kunye nokuqina kwesekethe phantsi kweemeko ezimbi ezifana nokushisa okuphezulu, ukufuma kunye nokungcangcazela.
Ukongeza, unyango lwe-ENIG lubonelela ngokugqwesileyo komphezulu kunye nomgangatho. Oku kubalulekile ekudityanisweni koxinaniso oluphezulu lwamacandelo amancinci kwiisekethe zokukhanya kweemoto eziphezulu, ukuqinisekisa ukubekwa kwecandelo elichanekileyo kunye nomgangatho we-welding, kunye nokuphucula ukuthembeka kunye nokusebenza kweesekethe eziphezulu zokukhanyisa imoto.
Unyango lwe-ENIG lukwabonelela ngokumelana nokugqwesa okugqwesileyo, okubaluleke kakhulu kwiisekethe zokukhanya zemoto eziphezulu ezivezwe kwiimeko ezinzima zokusingqongileyo, ukwandisa ubomi bomphezulu wePCB kunye nokuqinisekisa uzinzo lwesekethe.
Ukongeza, unyango lwe-ENIG lubonelela ngokugqwesa ukuxhathisa kwe-oxidation, lugcina uzinzo lwexesha elide kwiisekethe zokukhanyisa iimoto eziphezulu, kunye nokuphucula ukuthembeka kunye nokuqina phantsi kweemfuno ezibango.
I-±0.1MM yokunyamezela kwe-PCB ene-2-layer flexible izisa izinto ezintsha ezininzi ezingundoqo zobuchwepheshe.
Uyilo olubambeneyo kunye nofakelo oluchanekileyo: ±0.1MM ukunyamezela kuthetha ukuba iiPCBs zinokuyilwa ngokuthe ngqo ngelixa zigcina ulawulo oluchanekileyo. Oku kwenza uyilo lwesibane semoto buhle ngakumbi kwaye bubambene, kunye nokukhanya okungcono okugxile kunye neziphumo zokusasaza, kunye nokuphucula ukuthembeka kwenkqubo kunye nokusebenza ngokubanzi.
Ukukhethwa kwezinto eziphathekayo kunye noLawulo lwe-Thermal: Ukunyamezela okusemgangathweni kwe-± 0.1MM kuvumela ukusetyenziswa kwezixhobo ezahlukeneyo kwi-high-end-end-end-delove light light management control thermal under high temperatures, vibration and humidity conditions.
Uyilo oluDityanisiweyo lulonke: Ukunyamezela kwe-±0.1MM kuvumela uyilo oluhlanganisiweyo ngokubanzi, ukudibanisa imisebenzi emininzi kunye namacandelo kwi-PCB ehlangeneyo, ukuphucula ukukhanya kunye nokusebenza kwenkqubo ngokubanzi kunye nokuthembeka.
Indibaniselwano ye-PI (i-polyimide), ubhedu, i-adhesive kunye ne-aluminium kwi-2-layer flexible PCB izisa ezininzi.
izinto ezintsha zobuchwepheshe kwizibane zeemoto eziphezulu
Ukumelana nobushushu obuphezulu: Izinto ze-PI zibonelela ngokugqwesileyo kobushushu obuphezulu kunye nokuzinza, ukuhlangabezana neemfuno zokuxhathisa ubushushu obuphezulu bezibane zemoto eziphezulu. Oku kuqinisekisa ukuba i-PCB kwinkqubo yokukhanyisa imoto isebenza ngokuzinzileyo kwaye ithembekile phantsi kweemeko eziphezulu zokushisa.
Iipropati zoMbane: Ubhedu lusebenza njengomqhubi wombane olungileyo kwaye lufanelekile ukwenza iisekethe kunye nokudibanisa i-solder kwii-PCB. Ukuphucula ukusebenza kombane kunye nokusebenza kokutshatyalaliswa kokushisa kwezibane zeemoto eziphezulu zokugqibela ukuze kuqinisekiswe ukusebenza kwesekethe okuzinzileyo nokuthembekileyo.
Amandla oLwakhiwo kunye nokuguquguquka: Ukusetyenziswa kwezixhobo ze-PI eziguquguqukayo kunye ne-adhesives kuvumela i-PCB ukuba ivumelane nezimo zokukhanya kwezithuthi eziyinkimbinkimbi kunye neendawo zokufakela, okuvumela ukuyila okuguquguqukayo kunye nokunciphisa ubunzima obuninzi ngelixa uphucula amandla kunye nokhuseleko lwamandla.
Ulawulo lwe-Thermal: I-Aluminiyam ineempawu ezibalaseleyo zokudlulisa ubushushu kwaye ingasetyenziselwa ukutshatyalaliswa kobushushu obusebenzayo kwiinkqubo zokukhanyisa iimoto. Ukongezwa kwe-aluminium kwi-PCB kuphucula ulawulo lwe-thermal yezibane, ukugcina amaqondo okushisa aphantsi ngexesha elide lokusebenza komthwalo ophezulu.
I-2 Layer Flexible PCB Prototyping kunye neProcee yoVeliso yokuKhanya kweMoto
Isishwankathelo
Ukusetyenziswa kwezinto ezintsha ze-2-layer flexible PCB kwintsimi yezibane zemoto eziphezulu zibandakanya ububanzi bomgca, isithuba somgca, ubukhulu beplate, ubuncinci be-aperture, unyango lomhlaba, ulawulo lobungakanani kunye nokudibanisa izinto. Ezi teknoloji zintsha ziphucula ukuguquguquka, iplastiki, uzinzo lokusebenza kunye neziphumo zokukhanyisa izibane zemoto, ukuhlangabezana neemfuno ezikhethekileyo zeenkqubo zokukhanyisa iimoto ngokubhekiselele kubushushu obuphezulu, ukungcangcazela, kunye nokusebenza okuphezulu, kwaye kuzisa izibonelelo ezinkulu kuphuhliso lweemoto. Ukwenziwa kwezinto ezintsha kwimizi-mveliso kunye neemveliso zeemoto. amandla okuqhuba abalulekileyo.
Ixesha lokuposa: Mar-08-2024
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