PCB ndi mtundu wanji wama board osindikizidwa

PCB malinga ndi ntchito ya board kuti igawike gulu limodzi, magawo awiri, Mipikisano PCB; Malinga ndi nkhaniyi, pali board board ya PCB (board board), board ya PCB okhwima, board ya PCB yolimba (board yolimba), etc. Printed Circuit Board (PCB), yomwe imadziwikanso kuti Printed Circuit Board, ndichinthu chofunikira pakompyuta, ndi gulu lothandizira lazinthu zamagetsi, ndi lomwe limagwiritsa ntchito kulumikizana kwamagetsi kwamagetsi, chifukwa limapangidwa ndi ukadaulo wosindikiza wamagetsi, momwemonso wotchedwa Kusindikizidwa Dera Board. A PCB ndi mbale yopyapyala yokhala ndi ma circuits ophatikizika ndi zida zina zamagetsi.

ipcb

Gulu malinga ndi kuchuluka kwa magawo azigawo

Kugawidwa pagulu limodzi, magawo awiri ndi bolodi losanjikiza. Kawirikawiri bolodi la multilayer nthawi zambiri limakhala magawo 3-6, ndipo bolodi lama multilayer lovuta limatha kufikira zigawo zoposa 10.

(1) Gulu limodzi

Pa bolodi loyambira losindikizidwa, magawo ake amakhala mbali imodzi ndipo mawaya amayang’ana mbali inayo. Chifukwa waya imawonekera mbali imodzi yokha, bolodi losindikizidwa limatchedwa gulu limodzi. Maseketi oyambilira adagwiritsa ntchito bolodi la dera chifukwa panali zoletsa zambiri pakapangidwe ka gulu limodzi (chifukwa panali mbali imodzi yokha, kulumikizana sikungadutse ndikuyenera kuyendetsedwa munjira ina).

PCB ndi mtundu wanji wama board osindikizidwa

(2) Mapanelo awiri

Bungwe loyendetsa dera lili ndi zingwe mbali zonse ziwiri. Kuti mawaya mbali zonse azilankhulana, payenera kukhala kulumikizana koyenera pakati pa mbali ziwirizi, komwe kumatchedwa dzenje lotsogolera. Mabowo otsogolera ndi mabowo ang’onoang’ono m’bokosi losindikizidwa, lodzazidwa kapena lokutidwa ndi chitsulo, lomwe limatha kulumikizidwa ndi mawaya mbali zonse. Magulu awiri amatha kugwiritsidwa ntchito pama circuits ovuta kuposa mapanelo amodzi chifukwa malowa ndi akulu kuposa kawiri ndipo zingwe zimatha kulumikizana (zimatha kuvulazidwa mbali inayo).

PCB ndi mtundu wanji wama board osindikizidwa

(3) Multilayer bolodi

Pofuna kuwonjezera dera lomwe limatha kulumikizidwa, matabwa angapo amagwiritsira ntchito matabwa amodzi kapena awiri. Matabwa a Multilayer amagwiritsa ntchito mapanelo angapo, ndikuyika chosanjikiza pakati pa bolodi lililonse atalumikiza. Chiwerengero cha zigawo pa bolodi chikuyimira zigawo zingapo zamawayilesi, nthawi zambiri ngakhale zigawo, ndipo zimakhala ndi zigawo ziwiri zakunja.

PCB ndi mtundu wanji wama board osindikizidwa

Awiri, kutengera mtundu wa gawo lapansi

Ma board osinthika osinthika, matabwa okhwima oyenda ndi ma board okhwima osinthika.

(1) Ololera PCB bolodi (bolodi kusintha)

Matabwa osinthika amasindikizidwa matabwa ozungulira omwe amapangidwa ndi magawo osinthika, omwe ali ndi mwayi wokhala wopindika kuti athandizire kusonkhana kwa zida zamagetsi. FPC yakhala ikugwiritsidwa ntchito kwambiri popanga zida zankhondo, zankhondo, zoyendera mafoni, makompyuta onyamula, zopangira pamakompyuta, PDA, makamera a digito ndi zina kapena zinthu zina.

PCB ndi mtundu wanji wama board osindikizidwa

(2) Okhwima PCB bolodi

Amapangidwa ndi pepala (lomwe limagwiritsidwa ntchito mbali imodzi) kapena nsalu yamagalasi (yomwe imagwiritsidwa ntchito pophatikizira mbali ziwiri ndi zingapo), phenolic kapena epoxy pre-impregnated resin, mbali imodzi kapena mbali ziwiri zakumaso zomata ndi zojambulazo zamkuwa ndi kenako laminated kuchiritsa. Mtundu uwu wa bolodi lokutidwa ndi mkuwa wa PCB, timachitcha bolodi yolimba. Kenako tinapanga PCB, timachitcha okhwima PCB okhwima bolodi n’kovuta kukhotetsa, ali ndi mphamvu inayake ndi kulimba kwa zinthu okhwima m’munsi zopangidwa ndi bolodi dera dera, ntchito yake ndi kuti akhoza Ufumuyo zigawo zikuluzikulu zamagetsi kupereka thandizo lina.

PCB ndi mtundu wanji wama board osindikizidwa

(3) Okhwima-osinthika PCB board (okhwima-board PCB board)

Okhwima osunthika omwe ali ndi bolodi amatanthauza bolodi losindikizidwa lomwe lili ndi malo amodzi kapena angapo osasunthika komanso osinthika, opangidwa ndi matabwa okhwima ndi matabwa osunthika ophatikizidwa pamodzi. The ntchito okhwima-kusintha mbale gulu ndi kuti osati kupereka thandizo la mbale okhwima yosindikiza, komanso ali ndi makhalidwe kupinda mbale kusintha, amene angathe kukwaniritsa zosowa za ooneka enieni atatu msonkhano.