6 Umaleko ENIG FR4 Blind Vias PCB
Iimpawu zeemfama ngePCB
IiBlind Vias zibekwe kwindawo ephezulu nasezantsi yebhodi yesekethe kwaye inobunzulu obuthile bonxibelelwano phakathi kwesekethe yomphezulu kunye nesekethe yangaphakathi engezantsi.Ubunzulu bomngxuma ngokuqhelekileyo abudluli umlinganiselo othile (i-aperture).Le ndlela yokuvelisa kuya kufuneka ukuba ihlawule ingqalelo ekhethekileyo kubunzulu bomngxuma (i-axis ye-Z) ukuya ngasekunene, unganikeli ngqalelo kumagama kuya kubangela ukubethelwa komngxuma kunzima kangangokuba akukho mzi-mveliso usetyenziswayo, unokudityaniswa kwangaphambili umaleko kwisekethe ngamnye xa isekethe kuqala umngxuma drill, kwaye emva koko uncamathele phezulu, kufuneka indawo echanekileyo ngakumbi kunye nesixhobo contrapuntal.
I-advanteji yeemfama ezingcwatywa ngePCB
Inzuzo abangaboniyo wangcwatywa vias PCB iinjineli kukuba ingxinano amacandelo kwandiswe, ngelixa inani umaleko kunye nobungakanani ibhodi yesekethe azinyuswanga.Kwiimveliso ze-elektroniki ezinendawo emxinwa kunye nokunyamezelana koyilo oluncinci, uyilo lomgodi oyimfama lukhetho oluhle.Ukusetyenziswa kolu hlobo lomngxuma luncedo kwiinjineli zoyilo lwesekethe ukuyila umngxuma ofanelekileyo / umlinganiselo wephedi kwaye uthintele umlinganiselo ogqithisileyo.