Ofaya daga cikin kurakuran da aka saba yi a lokacin PCB Manufacturing shine rashin daidaiton tsari, wanda zai iya sa tsarin gaba ɗaya ya gaza. Tsarin taro na PCB na iya aiki daga mahangar ci gaban wutar lantarki, koda ta hanyar duba wutar lantarki. A cikin ƙira, tsari na jirgin sama da layin siginar da tazara tsakanin yaduddukan da ke kusa suna da mahimmanci.
Don tabbatar da cewa ana buƙatar bayanan samarwa don yin madaidaicin duba gani na sarrafa Layer, masu zanen PCB suna buƙatar tsara madaidaicin halayen jan ƙarfe a cikin bayanan masana’antu, wato, don cimma madaidaicin tsari na cascade. Waɗannan fasalulluka na jan ƙarfe suna ba da injin don bincika abubuwan ƙarshe, da zarar an gudanar da bincike na Q&A na ciki, waɗanda aka tsaftace su har zuwa masana’anta.
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Sanarwar Layer?
Aiki na farko na jan ƙarfe da aka ƙara zuwa kowane ɗigon shine don gano tsarin layin dangane da duk sauran yadudduka. Kowane Layer yana karɓar lambar Layer da aka saka kai tsaye a cikin jan ƙarfe, wanda ke nuna matsayin sa a cikin cascade, kuma dole ne a haɗa lambar Layer a cikin yankin farantin da aka gama. Layer yakamata ya kasance kusa da gefen jirgin don kar ya tsoma baki da halayen lantarki na kewaye. Zai iya ɗaukar siffar lamba ɗaya akan kowane layi. Amma ƙila lambobi ba za su ɗare ba. Lokacin da aka tara dukkan sigogin duba, dole ne a bayyane a bayyane lokacin da aka duba su daga sama zuwa ƙasa.
Yawancin lokaci ana sanya Layer a cikin kwalaye masu kusurwa huɗu don ganewa cikin sauƙi. Cire abin rufe fuska da aikin allo daga yankin da ke kusa da yadudduka don sauƙaƙe kallon yadudduka ta hanyar cikakken PCB ta hanyar binciken hasken da aka sanya a bayan taron. Layer ba za a iya haɗa shi da kowane ɗigon kan aikin jan ƙarfe ba, kamar wutar lantarki ko polygon.
Yadda ake tabbatar da madaidaicin tari a cikin ƙirar PCB
Adadin yadudduka da aka saka a cikin kowane Layer na geometry na jan ƙarfe
Yadda ake tabbatar da madaidaicin tari a cikin ƙirar PCB
Yana nuna adadin yadudduka da aka cire ta abin rufe fuska don dubawa na gani
PCB tari da hanyoyin gwaji?
Yadda ake tabbatar da madaidaicin tari a cikin ƙirar PCB
Kallon gefen raƙuman ramuka da alamun gwaji
Yadda ake tabbatar da madaidaicin tari a cikin ƙirar PCB
Toshewar PCB fasali ne na jan ƙarfe a gefen PCB don sauƙaƙe duba gani na tsarin matsayi. Lokacin da aka kori PCB daga kwamitin, dole ne geometry ya miƙa a gefen gefen jirgin don fallasa jan ƙarfe. Ana iya ganin geometry na lamination ta hanyar lura da raƙuman da aka ɗora a gefen bangarorin da aka gama.
Manufar hanyar gwajin ita ce tabbatar da kaurin jan ƙarfe da faɗin da aka yi bayan kowane Layer a cikin lamination. Alamar gwajin za ta kasance tsawon mil mil 50 da kauri 5mil, kuma dole ne ta zarce gefen allon don a fallasa jan ƙarfe lokacin da aka kori PCB daga kwamitin. Ana iya auna kallon gefen alamar gwajin tare da madubin dubawa. Wannan aikin yana da mahimmanci a cikin ƙira tare da geometry-impedance.
Yadda ake tabbatar da madaidaicin tari a cikin ƙirar PCB
An zana girman tsiri da alamar gwaji akan fim ɗin
Lura: Tsattsunƙunƙunƙunun raƙuman ruwa da hanyoyin gwaji bai kamata a haɗa su da kowane farfajiya kamar jirgin sama mai ƙarfi ko fasalin jan ƙarfe na polygon ba.
