computer-ukulungisa-london

I-8 Layer ENIG FR4 Ingcwatywe ngePCB

I-8 Layer ENIG FR4 Ingcwatywe ngePCB

Inkcazelo emfutshane:

Imigangatho: 8
Ukugqitywa komphezulu: ENIG
Izinto ezisisiseko: FR4
Uluhlu lwangaphandle W/S: 4.5/3.5mil
Uluhlu lwangaphakathi W / S: 4.5 / 3.5mil
Ubukhulu: 1.6mm
Min.umngxuma ububanzi: 0.25mm
Inkqubo ekhethekileyo: Iimfama kunye nokuNgcwaba NgeeVias, ulawulo lwe-impedance


Iinkcukacha zeMveliso

Iintsilelo zeemfama ezingcwatywa ngePCB

Eyona ngxaki iphambili yokungcwatywa kweemfama ngePCB ziindleko eziphezulu.Ngokwahlukileyo, imingxuma engcwatyiweyo ixabisa ngaphantsi kwemingxuma eyimfama, kodwa ukusetyenziswa kwezi ntlobo zombini zemingxuma kunokunyusa kakhulu ixabiso lebhodi.Ukunyuka kweendleko kubangelwa inkqubo yokwenziwa kwenkqubo enzima ngakumbi yomngxuma oyimfama ongcwatywe, oko kukuthi, ukwanda kweenkqubo zokuvelisa nako kukhokelela ekwandeni kweenkqubo zokuvavanya nokuhlola.

Wangcwatywa ngePCB

Ukungcwatywa nge-PCBs zisetyenziselwa ukudibanisa iileya ezahlukeneyo zangaphakathi, kodwa zingabi nalunxibelelwano kunye ne-eutermost layer.Ifayile yoqheliso eyahlukileyo kufuneka yenziwe kwinqanaba ngalinye lomngxuma ongcwatywe.Umlinganiselo wobunzulu bomngxuma ukuya kwindawo yokuvula (inkalo yomlinganiselo/yobutyeba-idayamitha) kufuneka ube ngaphantsi okanye ulingane no-12.

I-keyhole inquma ubunzulu bomngxuma wesitshixo, umgama ophezulu phakathi kweengqimba zangaphakathi ezahlukeneyo.Ngokubanzi, inkulu indandatho yangaphakathi yomngxuma, uxhulumaniso oluzinzile kwaye oluthembekileyo.

Iimfama Zangcwatywa NgePCB

Eyona ngxaki iphambili yokungcwatywa kweemfama ngePCB ziindleko eziphezulu.Ngokwahlukileyo, imingxuma engcwatyiweyo ixabisa ngaphantsi kwemingxuma eyimfama, kodwa ukusetyenziswa kwezi ntlobo zombini zemingxuma kunokunyusa kakhulu ixabiso lebhodi.Ukunyuka kweendleko kubangelwa inkqubo yokwenziwa kwenkqubo enzima ngakumbi yomngxuma oyimfama ongcwatywe, oko kukuthi, ukwanda kweenkqubo zokuvelisa nako kukhokelela ekwandeni kweenkqubo zokuvavanya nokuhlola.

Iimfama ngokuVias

A: ungcwatywe nge

B: Yangcwatywa ngelamyini (ayikhuthazwa)

C: Umnqamlezo ungcwatywe ngendlela

Inzuzo yeVias eyimfama kunye nokungcwatywa kweVias yeenjineli kukwanda koxinaniso lwecandelo ngaphandle kokunyuka kwenani lomaleko kunye nobungakanani bebhodi yesekethe.Kwiimveliso ze-elektroniki ezinendawo emxinwa kunye nokunyamezelana koyilo oluncinci, uyilo lomgodi oyimfama lukhetho oluhle.Ukusetyenziswa kwemingxuma enjalo kunceda injineli yoyilo lwesekethe ukuyila umngxuma ofanelekileyo / umlinganiselo wephedi ukunqanda umlinganiselo ogqithisileyo.

Umboniso womzi-mveliso

Iprofayile yekhampani

PCB Manufacturing base

woleisbu

Umamkeli woMlawuli

ukuvelisa (2)

Indlu yokudibana

ukuvelisa (1)

I-Ofisi Jikelele


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