Le matafaioi a vaega taitasi i le laupapa PCB ma fuafuaga fuafuaina

tele PCB e fiafia i mamanu, aemaise lava amata, e le malamalama atoatoa i le laulau eseese i le mamanu PCB. Latou te le iloa lona aoga ma lona faʻaaogaina. O se faʻamatalaga faʻapitoa mo tagata uma:

1. O le masini masini, e pei ona taʻu mai e le igoa, o le foliga mai o le laupapa PCB atoa mo le faʻaogaina o masini. O le mea moni, pe a tatou talanoa e uiga i le masini masini, o lona uiga o le foliga atoa o le laupapa PCB. E mafai foi ona faʻaaogaina e seti ai le tele o le laupapa matagaluega, faʻailoga faʻamaumauga, faʻasologa o faʻailoga, faʻatonuga faʻapotopotoga ma isi faʻamatalaga faʻainisinia. O lenei faʻamatalaga e eseese e faʻatatau i manaʻoga o le kamupani mamanu poʻo le PCB gaosi oloa. E le gata i lea, e mafai ona faʻapipiʻi le masini masini i isi laulau e gaosia ma faʻaalia faʻatasi.

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2. Taofi i fafo vaega (fa’asa uaea layer), fa’aaoga e fa’amatala ai le vaega e mafai ona tu’u lelei ai vaega ma uaea i luga o le laupapa matagaluega. Tusi se vaega tapuni i luga o lenei vaega e avea ma vaega aoga mo le auala. E le mafai ona fa’atulagaina ma ta’avale otometi i fafo atu o lenei vaega. O le laina faʻasaina uaea e faʻamatalaina ai le tuaoi pe a tatou tuʻuina atu uiga eletise o le kopa. O lona uiga, a maeʻa ona tatou faʻamalamalamaina muamua le laina faʻasaina o le uaea, i le faʻagasologa o le faʻaogaina i le lumanaʻi, o le uaea ma uiga eletise e le mafai ona sili atu i le faʻasaina uaea. I le tuaoi o le laulau, e masani ona i ai se masani o le faʻaaogaina o le Keepout layer o se masini masini. O lenei metotia e le saʻo, o lea e fautuaina ai e te faia se faʻailoga, a leai o le fale gaosi laupapa e tatau ona suia uiga mo oe i taimi uma e te gaosia ai.

3. Faʻailoga Faʻailoga: O le faʻailoga faʻailoga e masani ona faʻaaogaina e faʻatulaga ai uaea i luga o le laupapa matagaluega. E aofia ai le pito i luga (pito i luga), le pito i lalo (le vaega pito i lalo) ma le 30 MidLayer (mea ogatotonu). O le pito i luga ma le pito i lalo e tuʻu ai masini, ma o totonu e faʻafefe.

4. Top paste and Bottom paste are the top and bottom pad stencil layers, which are the same size as the pads. This is mainly because we can use these two layers to make the stencil when we do SMT. Just dug a hole the size of a pad on the net, and then we cover the stencil on the PCB board, and apply the solder paste evenly with a brush with solder paste, as shown in Figure 2-1.

5. Solder pito i luga ma lalo Solder O le solder mask lea e puipuia ai le suauu lanumeamata mai le ufiufi. E masani ona matou fai atu “tatala le faamalama”. O le kopa masani po o uaea ua ufiufi i le suauu lanumeamata ona o le faaletonu. Afai tatou te faʻaogaina le masini solder e tusa ai Afai e taulimaina, o le a taofia ai le suauu lanumeamata mai le ufiufi ma faʻaalia ai le kopa. O le eseesega i le va o le lua e mafai ona vaaia i le ata o loʻo i lalo:

6. Laega va’alele i totonu (malosi i totonu/le’ele’ele): O lenei ituaiga o fa’aoga e na’o le fa’aaogaina o laupapa fa’apipi’i, e masani ona fa’aoga e fa’atulaga laina eletise ma laina eleele. Matou te taʻua laupapa faʻapipiʻi lua, laupapa faʻavae, ma laupapa faʻaono. Le numera o faʻailoga faʻailoga ma le malosi i totonu / eleele.

7. Silkscreen layer: O le silkscreen layer e masani lava ona faʻaaogaina e tuʻu ai faʻamatalaga lolomi, e pei o otootoga vaega ma faʻailoga, mataitusi faʻamatalaga eseese, ma isi mea. le pito i lalo silk screen faila taitasi.

8. Laega tele (multi-layer): O pads ma penetrating vias i luga o le laupapa matagaluega e tatau ona ulu i totonu o le laupapa matagaluega atoa ma faʻapipiʻi fesoʻotaʻiga eletise ma faʻasologa faʻasologa eseese. O le mea lea, ua setiina e le faiga se abstract layer-multi-layer . E masani lava, o pads ma vias e tatau ona fa’atulaga i luga o le tele o laulau. Afai e tape lenei laulau, e le mafai ona faʻaalia le pads ma vias.

9. Drawing Drawing (drilling layer): O le viliina layer e tuʻuina atu ai faʻamatalaga viliina i le taimi o le gaosiga o laupapa laupapa (e pei o pads, vias e manaʻomia ona viliina). Altium e tu’uina atu ni fa’ailoga e lua: Drill gride ma Drill drawing.