Lub ntsiab lus thiab kev ua haujlwm ntawm PCB txheej

1. Drilling txheej: txheej drilling muab cov ntaub ntawv drilling thaum lub sij hawm tsim cov txheej txheem ntawm lub Daim Ntawv Luam Tawm Circuit Board (piv txwv li, lub qhov ntawm lub ncoo yuav tsum tau drilled).

2. Txheej teeb liab: txheej teeb liab feem ntau yog siv los npaj cov xov hlau ntawm lub rooj tsav xwm Circuit Court.

3. Solder mask: siv ib txheej xim, xws li daim npog ntsej muag, rau txhua qhov chaw tshwj tsis yog lub ncoo tiv thaiv tin los ntawm kev siv rau cov khoom no. Lub npog ntsej muag yog siv los ua kom phim lub ncoo hauv cov txheej txheem tsim thiab tau txais kev tsim tawm.

4. Solder paste tiv thaiv txheej, s-md thaj txheej: nws muaj qhov ua haujlwm zoo ib yam li cov txheej txheem solder, tshwj tsis yog rau cov ntaub ntawv sib txuas ntawm qhov sib txuas ntawm cov khoom sib txuas thaum lub tshuab vuam.

5. Forbidden thaiv txheej: siv los txheeb xyuas thaj chaw uas cov khoom siv thiab cov xaim tuaj yeem muab tso rau hauv qhov zoo. Daim Ntawv Luam Tawm Circuit Board. Kos ib cheeb tsam kaw ntawm txheej txheej no ua qhov chaw zoo rau kev xaim. Nws tsis tuaj yeem raug tso tawm thiab khiav tawm sab nraud ntawm thaj chaw no.

6. Silk screen txheej: silk screen txheej yog tsuas yog siv los tso cov ntaub ntawv luam tawm, xws li cov txheej txheem thiab cov cim ntawm cov khoom, ntau yam annotation cim, thiab lwm yam. Feem ntau, ntau yam annotation cim yog nyob rau sab saum toj npo luam ntawv txheej, thiab hauv qab npo. txheej luam ntawv tuaj yeem raug kaw.

7. Internal fais fab mov / grounding txheej: hom txheej no tsuas yog siv rau multilayer boards thiab yog tsuas yog siv rau kev teem fais fab kab thiab grounding xov hlau Peb hu ua ob-txheej board, plaub txheej board thiab rau txheej board, uas feem ntau yog hais txog lub tus naj npawb ntawm cov teeb liab txheej thiab lub zog sab hauv / grounding txheej.

8. Cov txheej txheem txheej txheem: feem ntau yog siv los teeb tsa tag nrho qhov ntev, cov ntaub ntawv cim, cov cim kev sib dhos, cov lus qhia sib dhos thiab lwm yam ntaub ntawv kho tshuab ntawm lub rooj tsav xwm Circuit Court. Cov ntaub ntawv sib txawv raws li qhov xav tau ntawm lub tuam txhab tsim lossis PCB chaw tsim tshuaj paus. Tsis tas li ntawd, cov txheej txheem txheej txheem tuaj yeem txuas nrog rau lwm cov khaubncaws sab nraud povtseg kom tso tawm cov zaub ua ke.