Barka da zuwa gidan yanar gizon mu.

Ilimi mai mahimmanci na PCB: menene FPC allon taushi da allon taushi da wuya

Na yi imani cewa mutanen da ke aiki a cikin masana'antar lantarki har yanzu sun saba da allon kewayawa.Ko kuna cikin software ko hardware, ba za ku iya yi ba tare da allunan kewayawa ba, amma yawancin mutane suna iya tuntuɓar allunan kewayawa kawai.Na ga ko ma ban taɓa jin labarin FPC soft board da allon haɗaɗɗiyar laushi mai laushi ba.Bari in gabatar muku da abin da yake FPC soft board da soft-rigid hade allo.Menene banbancin su da allunan da'ira?Me ya kamata a kula da shi lokacin zayyana PCB Menene kuke jira?

Fuskar allo mai laushi na FPC da allon haɗaɗɗiyar mai taushi suma suna cikin nau'in allunan da'ira, waɗanda ake amfani da su kawai a lokuta na musamman.Kafin gabatar da FPC soft board da soft-hard hade allon, bari mu fara fahimtar menene allon kewayawa?

Za a iya raba allon da'ira zuwa: allon keramiki, allon alumina yumbu, allunan kewayen yumbu nitride, allunan da'ira, allon PCB, allunan aluminium, allon mita mai tsayi, allunan jan karfe mai kauri, allon allo, PCBs, allunan kewayawa na bakin ciki. , Allolin kewayawa masu sirara, bugu (fasahar etching technology) allunan kewayawa, da dai sauransu, ana iya samun su a kowace na'urar lantarki, kuma suna taka rawa wajen daidaitawa da haɗa na'urorin lantarki a cikin kewaye.

Babban allon mita

High-ikon LED aluminum substrate

farantin karfe mai kauri

Na gaba, bari mu fara gabatar da abin da yake FPC soft board.

Kwamitin kewayawa na FPC, wanda kuma aka sani da allon kewayawa, abin dogaro ne sosai kuma ingantaccen bugu da aka yi da polyimide ko fim ɗin polyester azaman kayan tushe.Yana da halaye na girman wayoyi masu yawa, nauyi mai sauƙi, kauri na bakin ciki da kyakkyawan lanƙwasa, kuma ana amfani dashi galibi don haɗawa da sauran allon kewayawa.FPC soft board na iya adana sararin ciki na samfuran lantarki zuwa wani ɗan lokaci, yana sa haɗawa da sarrafa samfuran mafi sauƙi.Misali, allon nunin allo na LCD/OLED da AMOLED a cikin wayoyi suna haɗe ta hanyar allunan FPC masu laushi, waɗanda ake amfani da su sosai a cikin kwamfutocin littafin rubutu, kyamarori na dijital, da likitanci, motoci, sararin samaniya da sauran fannoni.

allo mai laushi mai Layer Layer biyuHudu mai sassauƙan allon impedance

Bayan mun sami cikakkiyar fahimtar katako mai laushi, yana da sauƙin fahimtar katako mai laushi da wuya.Kamar yadda sunan ke nunawa, allo mai laushi da wuya yana nufin allon kewayawa mai sassauƙa da tsayayyen allo.Bayan latsawa da sauran matakai, an haɗa su bisa ga ka'idodin tsari masu dacewa., kafa allon kewayawa tare da halayen FPC da halayen PCB.

Kwamitin daidaitawa yana da halayen FPC da PCB.Saboda haka, ana iya amfani dashi a wasu samfurori tare da buƙatun musamman.Yana da duka wani yanki mai sassauƙa da wani yanki mai tsauri, wanda ke adana sararin ciki na samfurin kuma yana rage girman girman samfurin da aka gama yana da babban taimako don haɓaka aikin samfur, amma samar da ƙwaƙƙwaran ƙira. jirgi yana da wahala kuma yawan amfanin ƙasa yana da ƙasa, don haka farashin sa yana da tsada sosai kuma tsarin samarwa yana da tsayi.

Soft da wuya hade dijital image saye da sarrafa allo4-Layer FPC+FR4 taushi da wuya hade PCB kewaye allon

Bayan mun fahimci abin da FPC soft board da kuma taushi da wuya jirgin, abin da muke bukatar mu kula a cikin ainihin zane?

Abubuwan da ya kamata a tuna lokacin da aka shirya:

1. Ana buƙatar sanya na'urar a cikin yanki mai wuyar gaske, kuma ana amfani da yanki mai sassauƙa kawai don haɗawa, wanda zai iya inganta rayuwar allon kuma tabbatar da amincin allon.Idan an sanya na'urar a cikin yanki mai sassauƙa, yana da sauƙi don sa kushin ya tsage ko haruffa su faɗi.

2. Lokacin da aka sanya na'urar a cikin wuri mai wuya, dole ne a sami akalla nisa na 1mm daga wuri mai laushi da wuya.

Lokacin yin waya, kuna buƙatar kula da:

1. Zane-zane a cikin yanki mai laushi ya kamata ya zama akalla 10mil daga gefen allon, ba za a iya yin rami ba, kuma nisa tsakanin ramin rami da haɗin gwiwa tsakanin taushi da wuya shine akalla 2mm.

2. Layukan da ke cikin yanki mai sassauƙa ya kamata su kasance masu santsi, kuma ya kamata a haɗa sasanninta ta hanyar madauwari.A lokaci guda kuma, madaidaitan layukan da bakuna su kasance a tsaye, sannan kuma a yi maganin pad da igiyar hawaye don guje wa tsagewa.

3. A gefen yanki mai sassauƙa, ana buƙatar amfani da foil na jan karfe don ƙarfafa haɗin gwiwa a lanƙwasa haɗin.

4. Domin samun mafi kyawun sassauci, yankin lanƙwasawa ya kamata ya guje wa canje-canje a cikin faɗin alamar da rashin daidaituwa.

5. Wayoyin da ke ƙasan tebur ya kamata a yi tagulla kamar yadda zai yiwu don kauce wa haɗuwa da layi a ƙasan tebur.

 


Lokacin aikawa: Fabrairu-16-2023