Buga allon kewayawa abubuwan da suka dace na yawancin na'urorin lantarki.PCBs na yau suna da yadudduka da yawa a gare su: ma'auni, burbushi, abin rufe fuska, da siliki.Ɗaya daga cikin mahimman kayan da ke kan PCB shine jan karfe, kuma akwai dalilai da yawa da ya sa ake amfani da jan karfe maimakon sauran kayan aiki kamar aluminum ko tin.
Menene PCBs Aka Yi?
Wani kamfani na PCB ya bayyana, PCBs an yi su ne da wani abu da ake kira substrate, wanda aka yi da fiberglass wanda aka ƙarfafa da resin epoxy.Sama da abin da ke ƙasa akwai wani Layer na foil na jan karfe wanda za'a iya haɗa shi a bangarorin biyu ko ɗaya kawai.Da zarar an yi substrate, masana'antun suna sanya abubuwan da aka gyara akan shi.Suna amfani da abin rufe fuska na siliki da siliki tare da resistors, capacitors, transistor, diodes, kwakwalwan kwamfuta, da sauran abubuwan musamman na musamman.
Me yasa ake Amfani da Foil na Copper a cikin PCBs?
Masana'antun PCB suna amfani da jan ƙarfe saboda yana da mafi girman ƙarfin lantarki da yanayin zafi.Yayin da wutar lantarki ke motsawa tare da PCB, jan ƙarfe yana kiyaye zafi daga lalacewa da damuwa da sauran PCB.Tare da sauran gami - kamar aluminum ko tin - PCB na iya yin zafi mara daidaituwa kuma baya aiki yadda yakamata.
Copper shine abin da aka fi so saboda yana iya aikawa da siginar lantarki a fadin jirgi ba tare da wata matsala ta rasa ko rage wutar lantarki ba.Ingantacciyar hanyar canja wurin zafi yana bawa masana'anta damar shigar da ma'aunin zafi na gargajiya a saman.Copper kanta yana da inganci, saboda oza na jan ƙarfe zai iya rufe ƙafar murabba'in ƙafar PCB a kauri 1.4 dubu inch ko 35 micrometers.
Copper yana aiki sosai saboda yana da electron kyauta wanda zai iya tafiya daga wannan zarra zuwa wancan ba tare da raguwa ba.Domin yana da inganci a wancan matakin na bakin ciki mai ban mamaki kamar yadda yake yi a matakan kauri, ƙaramin jan ƙarfe yana da nisa.
Copper da sauran Ƙarfe Masu daraja da ake amfani da su a cikin PCBs
Yawancin mutane sun san PCBs a matsayin kore.Amma, yawanci suna da launuka uku a saman Layer: zinariya, azurfa, da ja.Suna kuma da tagulla zalla a ciki da wajen PCB.Sauran karafa da ke kan allon kewayawa suna nunawa da launuka daban-daban.Layin zinari shine mafi tsada, layin azurfa yana da farashi na biyu mafi girma, kuma ja shine mafi ƙarancin tsada.
Amfani da Immersion Gold a cikin PCBs
jan ƙarfe a kan bugu na kewayawa
Ana amfani da Layer ɗin da aka yi da zinari don shrapnel mai haɗawa da mashinan abubuwa.Layin zinari na nutsewa yana wanzuwa don hana ƙaurawar atom ɗin saman.Layer ba kawai zinariya a launi ba, amma an yi shi da ainihin zinariya.Zinariyar sirara ce mai ban sha'awa amma ya isa ya tsawaita rayuwar abubuwan da ake buƙatar siyar.Zinarin yana hana sassan siyar da lalacewa akan lokaci.
Amfani da Immersion Azurfa a cikin PCBs
Silver wani karfe ne da ake amfani da shi a masana'antar PCB.Yana da ƙarancin tsada fiye da nutsewar zinari.Ana iya amfani da nutsewar azurfa a wurin nutsar da zinari saboda yana taimakawa tare da haɗin gwiwa, kuma yana rage farashin gabaɗaya na allo.Ana amfani da nutsewar azurfa sau da yawa a cikin PCBs waɗanda ake amfani da su a cikin motoci da kayan aikin kwamfuta.
Copper Clad Laminate a cikin PCBs
Maimakon yin amfani da nutsewa, ana amfani da tagulla a cikin nau'i mai sutura.Wannan shi ne jan Layer na PCB, kuma shi ne karfe da aka fi amfani dashi.An yi PCB daga tagulla a matsayin ƙarfe na tushe, kuma ya zama dole don samun da'irori don haɗawa da magana da juna yadda ya kamata.
Ta yaya ake Amfani da Foil na Copper a cikin PCBs?
Copper yana da amfani da yawa a cikin PCBs, daga laminate ɗin da aka yi da tagulla zuwa burbushi.Copper yana da mahimmanci don PCBs suyi aiki yadda ya kamata.
Menene PCB Trace?
Alamar PCB shine abin da yake sauti, hanya don kewaya don bi.Alamar ta haɗa da hanyar sadarwa na jan karfe, wayoyi, da rufi, da kuma fuses da abubuwan da ake amfani da su a kan allo.
Hanya mafi sauƙi don fahimtar alamar alama ita ce tunaninsa a matsayin hanya ko gada.Don saukar da ababen hawa, alamar tana buƙatar faɗin isa don ɗaukar aƙalla biyu daga cikinsu.Yana buƙatar zama mai kauri sosai don kada ya durƙusa a ƙarƙashin matsin lamba.Ana kuma bukatar a yi su da kayan da za su iya jure nauyin motocin da ke tafiya a kai.Amma, alamun suna yin duk wannan zuwa ƙaramin digiri don motsa wutar lantarki maimakon motoci.
Abubuwan PCB Trace
Akwai abubuwa da yawa waɗanda suka haɗa alamar PCB.Suna da ayyuka daban-daban da ya kamata a yi domin hukumar ta yi aikinta yadda ya kamata.Dole ne a yi amfani da Copper don taimakawa alamun yin ayyukansu, kuma idan ba tare da PCB ba, ba za mu sami na'urorin lantarki ba.Ka yi tunanin duniyar da ba ta da wayoyi, kwamfutar tafi-da-gidanka, masu yin kofi, da motoci.Abin da za mu samu ke nan idan PCBs ba su yi amfani da jan karfe ba.
PCB Trace Kauri
Tsarin PCB ya dogara da kaurin allon.Kauri zai shafi ma'auni kuma zai ci gaba da haɗa abubuwan haɗin.
Nisa Trace PCB
Nisa na alamar yana da mahimmanci.Wannan baya shafar ma'auni ko haɗe-haɗe na abubuwan, amma yana ci gaba da canja wurin na yanzu ba tare da ɗumamawa ba ko lalata allon allo.
PCB Trace Current
The PCB gano halin yanzu wajibi ne saboda wannan shi ne abin da hukumar ke amfani da shi don motsa wutar lantarki ta cikin sassan da wayoyi.Copper yana taimakawa wannan ya faru, kuma electron kyauta akan kowane zarra yana samun motsin halin yanzu a kan allo.
Me yasa Foil na Copper yake akan pcbs
Tsarin Yin PCBs
Tsarin yin PCB iri ɗaya ne.Wasu kamfanoni suna yin shi da sauri fiye da wasu, amma duk suna amfani da tsari iri ɗaya da kayan aiki.Waɗannan su ne matakan:
Yi tushe daga fiberglass da resins
Sanya yadudduka na jan karfe a kan tushe
Gane kuma saita ƙirar tagulla
A wanke allon a cikin wanka
Ƙara abin rufe fuska don kare PCB
Sanya allon siliki akan PCB
Sanya da siyar da resistors, hadedde da'irori, capacitors, da sauran abubuwa
Gwada PCB
PCBs suna buƙatar samun na'urori na musamman don yin aiki yadda ya kamata.Ɗaya daga cikin mahimman abubuwan PCB shine jan karfe.Ana buƙatar wannan alloy don gudanar da wutar lantarki akan na'urorin da za a saka PCBs a ciki.Idan ba tare da jan karfe ba, na'urorin ba za su yi aiki ba saboda wutar lantarki ba za ta sami abin da za a iya shiga ba.
Lokacin aikawa: Afrilu-25-2022