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6 Layer FR4 ENIG Impedance Control PCB

6 Layer FR4 ENIG Impedance Control PCB

Takaitaccen Bayani:

Layer: 6

Ƙarshen saman: ENIG

Bayanan tushe: FR4

Babban Layer W/S: 4.5/3.5mil

Layer na ciki W/S: 4.5/3.5mil

Kauri: 1.0mm

Min.rami diamita: 0.2mm

Tsari na musamman: Sarrafa Impedance


Cikakken Bayani

Bambanci Tsakanin Pad Da Via

1. Ma'anoni sun bambanta

Pad: shi ne ainihin naúrar taro na saman dutse, wanda ake amfani da shi don samar da tsarin ƙasa na allon kewayawa, wato, nau'ikan haɗuwa na pads da aka tsara don nau'ikan sassa na musamman.

Ta rami: ta rami kuma ana kiranta rami mai ƙarfe.A cikin nau'i biyu na PCB da multilayer, ana hako rami na kowa a mahaɗin wayoyi waɗanda ke buƙatar haɗawa tsakanin yadudduka don haɗa wayoyi da aka buga tsakanin yadudduka.Babban sigogi na ramin shine diamita na waje na rami da girman ramin.

Ramin da kansa yana da ƙarfin ƙarfin parasitic da inductance zuwa ƙasa, wanda sau da yawa yana haifar da mummunan sakamako ga ƙirar kewaye.

2. Ka'idoji daban-daban

Kushin: Lokacin da ba a tsara tsarin kushin daidai ba, yana da wahala a kai inda ake so.Ana iya amfani da shi don abubuwan da aka ɗora a saman ko don abubuwan toshewa.

Ta rami: A cikin allon kewayawa, layi yana tsalle daga wannan gefen allon zuwa wancan.Ramin da ke haɗa wayoyi biyu kuma ana kiransa rami (saɓanin kushin, babu wani Layer na solder a gefe).Har ila yau aka sani da metallization rami, a cikin biyu panel da multilayer PCB, don haɗa da buga waya tsakanin yadudduka, a cikin kowane Layer bukatar a haɗa a mahadar na waya hakowa a kan wani jama'a rami, wato ta cikin rami.

A fasaha, wani Layer na karfe ne PCB a kan cylindrical surface na ramin ramin ta hanyar sinadari jijiya hanyar haɗi da tagulla foil cewa bukatar a haɗa a tsakiyar Layer, da kuma babba da ƙananan ɓangarorin na ramin ta hanyar siffar madauwari solder pad, sigogi na ramin yafi hada da diamita na waje na ramin da girman ramin.

3. Daban Daban

Ta hanyar rami: rami akan PCB, kunna rawar gudanarwa ko zubar da zafi.

Pad: shi ne farantin karfe na PCB, wasu suna ba da haɗin kai tare da ramin don haɗawa, da wasu farantin murabba'i, galibi ana amfani da su don liƙa sassa.

Nunin Kayan aiki

5-PCB kewaye allon atomatik plating line

PCB Layin Plating Na atomatik

PCB kewaye hukumar PTH samar line

Layin PCB PTH

15-PCB kewaye hukumar LDI atomatik Laser scanning line inji

PCB LDI

12-PCB kewaye hukumar CCD daukan hotuna

PCB CCD Exposure Machine


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