Ha re ntse re ithuta lisebelisoa tsa elektronike, hangata re hlokomela boto ea potoloho e hatisitsoeng (PCB) le potoloho e kopantsoeng (IC), batho ba bangata ba "ferekanngoa ka booatla" ka likhopolo tsena tse peli. Ha e le hantle, ha li thata hakaalo, kajeno re tla hlakisa phapang pakeng tsa PCB le potoloho e kopanetsoeng.
PCB ke eng?
Printed Circuit Board, e tsejoang hape e le Printed Circuit Board ka Sechaena, ke karolo ea bohlokoa ea elektroniki, sehlopha sa tšehetso sa likarolo tsa elektroniki le sejari sa khokahano ea motlakase ea likarolo tsa elektroniki. Hobane e entsoe ka khatiso ea elektronike, e bitsoa "boto ea potoloho" e hatisitsoeng.
Boto ea potoloho ea hona joale, haholo-holo e entsoe ka mola le Surface (Pattern), Dielectric layer (Dielectric), lesoba (Ka lesoba / ka), thibela enke ea welding (Solder resistant / Solder Mask), khatiso ea skrine (Legend / Marking / Silk screen), Surface treatment, Surface Finish), joalo-joalo.
Melemo ea PCB: phahameng segokanyipalo, ho tšepahala ho phahameng, designability, producibility, testability, assemblability, maintainability.
Potoloho e kopaneng ke eng?
Potoloho e kopantsoeng ke sesebelisoa se senyenyane sa elektronike kapa karolo. Ho sebelisa ts'ebetso e itseng, likaroloana le khokahanyo ea lithapo tse kang li-transistors, resistors, capacitors le inductors tse hlokehang potolohong li entsoe ka sekhechana se senyenyane kapa likotoana tse 'maloa tse nyenyane tsa semiconductor chip kapa dielectric substrate ebe li kenngoa ka har'a khetla hore e be microstructure e nang le mesebetsi e hlokahalang ea potoloho. Likarolo tsohle li kopantsoe ka mokhoa o hlophisitsoeng, ho etsa hore likarolo tsa elektronike e be mohato o moholo ho isa ho miniaturization, tšebeliso e tlaase ea matla, bohlale le botšepehi bo phahameng. E emeloa ke tlhaku “IC” potolohong.
Ho latela ts'ebetso le sebopeho sa potoloho e kopaneng, e ka aroloa ka li-circuits tse kopaneng tsa analog, potoloho e kopaneng ea dijithale le potoloho e kopaneng ea dijithale / analog.
Potoloho e kopaneng e na le melemo ea boholo bo bonyenyane, bo bobebe, terata e nyane ea lead, le ntlha ea welding, bophelo bo bolelele, ts'epo e phahameng, ts'ebetso e ntle, joalo-joalo.
Kamano lipakeng tsa PCB le potoloho e kopaneng.
Potoloho e kopantsoeng ka kakaretso e bitsoa ho kopanngoa ha chip, joalo ka boardboard ho chip ea northbridge, CPU ka hare, e bitsoa potoloho e kopaneng, lebitso la mantlha le boetse le bitsoa block e kopaneng. 'Me PCB ke boto ea potoloho eo re tloaetseng ho e tseba mme e hatisitsoe ho li-welding board tsa potoloho.
Potoloho e kopantsoeng (IC) e cheselitsoe ho boto ea PCB. Boto ea PCB ke e tsamaisang potoloho e kopaneng (IC).
Ka mantsoe a bonolo, potoloho e kopanetsoeng ke potoloho e akaretsang e kopantsoeng le chip, e leng kakaretso. Hang ha e senyehile ka hare, chip e tla senyeha. PCB e ka cheselletsa likarolo ka bo eona, 'me likaroloana li ka nkeloa sebaka haeba li robehile.