Film substrate Karolo ea filimi ke mokhoa o ka sehloohong oa PCB Tlhahiso. Tlhahisong ea mofuta o itseng oa PCB, lits’oants’o ka ‘ngoe tsa motlakase (li-graph tsa lera la potoloho le mobu, likhalase tsa lera la matla) le lits’oants’o tse sa tsamaeeng (lits’oants’o tsa ho hanyetsa le litlhaku) li lokela ho ba le bonyane poleiti e le’ ngoe ea filimi. Ts’ebeliso ea substrate ea filimi tlhahiso ea PCB ke lits’oants’o tsa “mask” tse hlakileng ka phetiso e hlakileng, ho kenyeletsoa lits’oants’o tsa potoloho le lits’oants’o tsa photoresistive. Ts’ebetso ea khatiso ea skrini ha ho hlahisoa silika, ho kenyeletsoa le litšoantšo tsa litlhaku tse thibelang Machining (ho cheka le ho sila ka contour) Motheo oa lenaneo la mochini oa CNC le tšupiso ea ho phunya.

Koporo Clad Laminaters (CLL), eo ho thoeng ke likarolo tsa Copper Clad foil kapa lipoleiti tse koahetsoeng ka koporo, ke thepa ea substrate ea ho etsa PCBS. Hajoale, li-PCBS tse sebelisoang ka ho fetesisa li khethiloe ka mokhoa o khethiloeng koporo e koahetsoeng ka koporo ho fumana mela le litšoantšo tse lakatsehang.

Kamora hore moralo oa PCB o phethoe, hobane sebopeho sa boto ea PCB se nyane haholo ho fihlela litlhoko tsa ts’ebetso ea tlhahiso, kapa sehlahisoa se entsoe ka li-PCBS tse ‘maloa, ho a hlokahala ho bokella liboto tse’ maloa tse nyane ka har’a boto e kholo e fihlellang litlhoko tsa tlhahiso. ‘Mapa oa motheo oa filimi o lokela ho etsoa pele, ebe o nkuoa senepe kapa o hlahisoe ho sebelisoa ‘mapa oa motheo. Le ntshetsopele ya theknoloji ea k’homphieutha, hatisitsoeng boto theknoloji CAD e tsoetse pele haholo, ‘me theknoloji ea tlhahiso ea PCB e se e ntlafalitsoe ka potlako ho selotlolo lera, tšesaane terata, lesoba tse nyenyane le tataiso phahameng segokanyipalo. Mokhoa oa pele oa ho etsa lifilimi ha o sa khona ho fihlela litlhoko tsa moralo oa PCB, kahoo theknoloji ea ho taka e se e hlahile. Lifaele tsa data tsa PCB tsa litšoantšo tse entsoeng ke CAD li ka romeloa ka ho toba tsamaisong ea k’homphieutha ea mochine oa ho taka optical ho sebelisa leseli ho hula litšoantšo ka ho toba ho tse mpe, ‘me ka mor’a tsoelo-pele, phetolelo e tsitsitseng ea filimi.

Tlhahiso ea data ea ho taka leseli ke ho fetola data ea moralo e hlahisoang ke software ea CAD hore e be data ea ho taka e bobebe (haholo-holo data ea Gerber), e fetotsoeng le ho hlophisoa ke sistimi ea CAM ho phethela tlhahiso ea pele ea ho taka (collage, seipone, joalo-joalo). ho ea kopana le ditlhoko tsa thulaganyou e tlhahiso ea PCB, ‘me joale romela ya data sebetswa ka mochini khanya kotokaka. Mochine oa data oa mochine oa ho penta oa optical o fetoloa data ea raster, ‘me data ea raster e romelloa mochine oa ho penta oa laser optical ka khatello e phahameng e phahameng ea compression le tsosoloso ea algorithm ho phethela pente ea optical.