Copper Coin PCB vs Metal Core PCB: Ke Efe e Betere bakeng sa Tsamaiso ea Thermal?

Selelekela

Lisebelisoa tsa elektroniki tse nang le matla a phahameng li hlahisa mocheso o mongata o nyenyefatsang ts'ebetso le ho fokotsa nako ea bophelo ea likaroloana. Tsamaiso e sebetsang ea mocheso e fetohile ea bohlokoa lits'ebetsong ho tloha ho mabone a LED ho ea ho balaoli ba likoloi tsa motlakase. Li-PCB tsa Metal core li 'nile tsa laola tharollo ea mocheso ka lilemo, haholo-holo ho LED le li-module tsa phepelo ea motlakase.

Leha ho le joalo, lipapiso tsa PCB vs MCPCB li senola phapang e kholo ea ts'ebetso. Ha matla a matla a ntse a eketseha, na theknoloji ea PCB ea tšepe e hlahang ea koporo e feta litharollo tsa setso tsa MCPCB? Ho utloisisa phapang ea sebopeho le mocheso lipakeng tsa mahlale ana ho thusa baenjiniere ho khetha tharollo e nepahetseng bakeng sa lits'ebetso tse batloang haholo.

Copper Coin PCB vs MCPCB: Ho Utloisisa Metheo ea Theknoloji

Metal Core PCB (MCPCB) ke Eng?

PCB ea mantlha ea tšepe e na le lera la motheo la tšepe, hangata aluminium kapa koporo, le hokahaneng le lera le lesesaane la dielectric le nang le foil ea koporo holimo. Karolo ea tšepe e fana ka tšehetso ea sebopeho 'me e sebetsa e le sesebelisoa sa ho hasanya mocheso, se tsamaisang mocheso ka ho otloloha.

Lisebelisoa tse tloaelehileng li kenyelletsa lisebelisoa tsa mabone a LED, mabone a likoloi, le li-modules tsa phepelo ea matla moo mocheso o itekanetseng oa mocheso o lekaneng. Theknoloji ea MCPCB e fana ka tlhahiso e otlolohileng e nang le ts'epo e netefalitsoeng lits'ebetsong tsa mocheso o bohareng.

PCB ea Copper Coin ke Eng?

Theknoloji ea PCB ea tšepe ea koporo e kenya lisilindara tse tiileng tsa koporo ka kotloloho tlas'a likarolo tse hlahisang mocheso ka har'a PCB stackup. Lichelete tsena tsa koporo li theha tsela e otlolohileng ea mocheso ho tloha karolong ho ea lera la tšepe le ka ntle kapa sinki ea mocheso, li feta mokoallo oa dielectric oa setso.

Mokhoa ona o ipaka e le oa bohlokoa ka ho khetheha ho li-module tsa matla, balaoli ba likoloi tsa motlakase, le li-silicon carbide kapa mekhoa e thehiloeng ho IGBT moo mehloli ea mocheso e tsitsitseng e hlokang tsamaiso e matla ea mocheso.

Ts'ebetso ea Thermal: Copper Coin PCB vs MCPCB Comparison

Liphapang tsa Key Conductivity tsa Thermal

Phapang ea mantlha lipakeng tsa chelete ea tšepe ea koporo ea PCB vs MCPCB e tseleng ea bona ea ho tsamaisa mocheso. MCPCB e rala mocheso oa tsela ka lera la dielectric ho ea motheong oa tšepe, ebe o e ala ka ho otloloha. Lera la dielectric le theha botlolo ea mantlha ea mocheso o nang le conductivity pakeng tsa 2 ho isa ho 5 W/m·K.

Li-PCB tsa tšepe tsa koporo li felisa thibelo ena ka ho ikopanya le koporo ka ho toba. Ka mocheso oa mocheso oa koporo o fetang 400 W/m·K, tsela ea mocheso e ba khutsufatso e makatsang hape e sebetsa hantle haholoanyane:

• Tsela e khuts'oane ea mocheso - Phallo e tobileng ea mocheso ho tloha likarolong ho ea motheong oa tšepe e fokotsa mocheso oa matekoane
• Ho hanyetsa mocheso o tlase - Mehaho ea lichelete tsa tšepe ea koporo e fihlella phokotso ea 50 ho isa ho 70 lekholong ea ho hanyetsa mocheso ha e bapisoa le MCPCB
• Ts'ebetso e phahameng ea ho pholisa - Lithempereichara tsa mateano li theoha ka likhato tse 15 ho isa ho tse 30 tsa Celsius tlas'a meroalo e tšoanang ea matla
• Ho tšepahala ho ntlafalitsoeng - Lithempereichara tse tlase tsa ts'ebetso li eketsa ka kotloloho nako ea bophelo ea karolo le ts'epahalo ea sistimi

Moralo le Tlhahiso: Copper Coin PCB vs MCPCB Process Complexity

Bonolo ba Tlhahiso ea MCPCB

Tlhahiso ea PCB ea mantlha ea tšepe e latela lits'ebetso tse thehiloeng tse nang le meaho e bonolo ea lera. Moralo oa lehlakore le le leng kapa oa mahlakore a mabeli o amohela mekhoa e tloaelehileng ea kopano ea SMT ha ka nako e ts'oanang o boloka ts'ebeliso e ntle ea litšenyehelo bakeng sa tlhahiso ea bophahamo.

Leha ho le joalo, likarolo tsa mocheso le lipontšo li lula li arotsoe ke dielectric, li fokotsa ho feto-fetoha ha moralo bakeng sa lipotoloho tse rarahaneng. Theknoloji e hloka lisebelisoa tse khethehileng tse fokolang kapa liphetoho tsa ts'ebetso ho tsoa ho thepa e tloaelehileng ea PCB.

Litlhoko tsa Copper Coin PCB Fabrication

Ho etsa li-PCB tsa tšepe ea koporo ho hloka mokhoa o nepahetseng oa ho sebetsa le mekhoa e tsoetseng pele ea ho lamination. Ts'ebetso ena e kenyelletsa ho sila masoba ka har'a PCB stackup, ho kenya lichelete tsa koporo, ho tlatsa ka resin ea epoxy, le ho lamination hape tlas'a maemo a laoloang.

Mamello ea ho lokisoa ha lera e ba ea bohlokoa ho netefatsa hore chelete ea tšepe e beoa ka tlas'a likarolo. Ho ikopanya ha li-interface pakeng tsa chelete ea tšepe ea koporo le lisebelisoa tse potolohileng ho ama ka ho toba ts'ebetso ea mocheso, ho hloka taolo e tiileng ea ts'ebetso ho thibela likheo tsa moea kapa delamination.

Litšenyehelo le Tšepahala: Tlhahlobo ea Koporo ea Koporo PCB vs MCPCB

Maikutlo a Litšenyehelo tsa Tlhahiso

Li-PCB tsa mantlha tsa tšepe li boloka monyetla oa litšenyehelo litšenyehelong tsa thepa le bonolo ba tlhahiso. Meralo ea motheo ea tlhahiso e thehiloeng le bokhoni ba tlhahiso bo phahameng li boloka litšenyehelo tsa liyuniti li le tlase.

Li-PCB tsa tšepe tsa koporo li hloka mehato e eketsehileng ea machining, lisebelisoa tse khethehileng, le taolo e matla ea boleng, e leng se bakang litšenyehelo tse phahameng tsa tlhahiso ea pele. Leha ho le joalo, ts'ebetso e phahameng ea mocheso e ka 'na ea felisa lisinki tse theko e boima tsa kantle tsa mocheso kapa tsa fokotsa litlhoko tsa sistimi ea ho pholisa, tse ka fokotsang kakaretso ea litšenyehelo tsa sistimi.

Tšebetso ea Tšepahalang ea Nako e telele

Ho tšepahala ha libaesekele tse futhumatsang ke taba ea bohlokoa ha ho bapisoa litharollo tsa PCB le MCPCB tsa koporo. Mehaho ea lichelete tsa tšepe ea koporo e bonts'a ts'ebetso e phahameng tlas'a ho futhumatsa le ho pholisa khafetsa ka lebaka la ho hanyetsa mocheso o fokolang le ho fokotsa likhahla tsa mocheso.

Tsela e tobileng ea mocheso e fokotsa ho tsamaea ha mocheso oa likarolo, ho fokotsa khatello ea thermomechanical ho manonyeletso a solder le semiconductor die. Ha li entsoe ka nepo, li-PCB tsa tšepe tsa koporo li fana ka ts'epo e ntlafalitsoeng libakeng tse futhumetseng tsa mocheso, e leng se etsang hore li ratehe bakeng sa lits'ebetso tsa likoloi le tsa indasteri.

Khetho ea Kopo: PCB ea Copper Coin vs MCPCB Sebelisa Maemo

Lisebelisoa tse Ikemetseng tsa Indasteri

Ho Khetha Theknoloji e nepahetseng

Khetho pakeng tsa chelete ea koporo ea PCB khahlanong le MCPCB e itšetlehile haholo-holo ka bongata ba matla le litlhoko tsa mocheso. Lisebelisoa tsa mabone a LED li rua molemo ho tsoa mochesong o theko e tlaase oa MCPCB o hasaneng likarolong tse ngata.

Li-converter tsa motlakase tse nang le mehloli e matla ea mocheso e tsoang ho MOSFET kapa diode li hloka taolo e matla ea mocheso eo theknoloji ea lichelete tsa koporo e fanang ka eona. Balaoli ba likoloi tsa motlakase ba sebetsang libakeng tse hlokang mocheso ba lokafatsa matsete meralong ea lichelete tsa koporo.

Qetello: Ho Etsa Khetho e Nepahetseng Pakeng tsa Copper Coin PCB vs MCPCB

Qeto ea tšepe ea koporo ea PCB vs MCPCB e ipapisitse le litlhoko tsa kopo le lithibelo tsa sistimi. Theknoloji ea MCPCB e fana ka taolo e tšepahalang ea mocheso ka litšenyehelo tse tlase bakeng sa lits'ebetso tsa motlakase tse itekanetseng joalo ka mabone a LED le lisebelisoa tsa motlakase ka kakaretso. Thekenoloji ea PCB ea tšepe ea koporo e ipabola ka matla a phahameng, lits'ebetso tse ts'epahalang haholo moo ts'ebetso ea mocheso e fetohang ntlha ea bohlokoa ea moralo.

Highleap Electronics e sebetsa ka ho khetheha ho litharollo tsa PCB tsa taolo ea mocheso:

• Bokhoni bo akaretsang - Re etsa li-PCB tsa mantlha tsa tšepe le li-PCB tsa tšepe tsa koporo tse ntlafalitsoeng bakeng sa lits'ebetso tse futhumatsang.
• Tšehetso ea boenjiniere - Sehlopha sa rona se fana ka lits'ebeletso tsa papiso e futhumatsang le ho netefatsa meralo ho thusa ho khetha tharollo e nepahetseng
• Litharollo tsa moetlo - Re theha meralo e hlophisitsoeng ea taolo ea mocheso bakeng sa lisebelisoa tsa motlakase tsa motlakase, tsa likoloi le tsa indasteri
• Netefaletso ea boleng - Litaolo tse matla tsa ts'ebetso li netefatsa ts'ebetso e tšepahalang ea mocheso le ho tšoarella nako e telele

Ikopanye le Highleap Electronics ho buisana ka ditharollo tsa taolo ya mocheso tse ikgethileng bakeng sa diporojeke tsa hao tsa motlakase wa elektroniki. Sehlopha sa rona sa boenjiniere se itokiseditse ho o thusa ho kgetha pakeng tsa PCB ya koporo le theknoloji ya MCPCB ho latela ditlhoko tsa hao tse ikgethang tsa mocheso le botshepehi.

Lipotso Asked hangata

1. Na PCB ea tšepe ea koporo e ka nkela MCPCB sebaka ka botlalo?

Li-PCB tsa tšepe tsa koporo li ke ke tsa nka sebaka sa theknoloji ea MCPCB ka botlalo. E 'ngoe le e' ngoe e fana ka likarolo tse ikhethileng tsa 'maraka tse ipapisitseng le litlhoko tsa mocheso le ho nahanela litšenyehelo. MCPCB e lula e loketse lits'ebetso tse nang le litlhoko tse itekanetseng tsa ho felloa ke mocheso moo litšenyehelo li leng bohlokoa haholo, athe theknoloji ea tšepe ea koporo e shebile lits'ebetso tsa matla a holimo tse hlokang ts'ebetso e phahameng ea mocheso.

2. Ke eng ka sehloohong litšenyehelo mokhanni ka koporo chelete ea tšepe PCB tlhahiso?

Lits'ebetso tsa mantlha tsa litšenyehelo li kenyelletsa ts'ebetso e nepahetseng ea ho sila ho etsa likheo, thepa ea tšepe ea koporo ka boeona, lits'ebetso tse khethehileng tsa ho tlatsa resin, le li-cycle tse ling tsa lamination. Litlhoko tsa taolo ea boleng li boetse li eketsa litšenyehelo, kaha ts'ebetso ea mocheso e itšetlehile haholo ka ho behoa ha chelete ea tšepe hantle le li-interfaces tse se nang letho pakeng tsa lisebelisoa.

3. Ts'ebetso ea mocheso ea PCB ea koporo e betere hakae ha e bapisoa le MCPCB?

Ho hanyetsa mocheso ho ka fokotsoa ka liperesente tse 50 ho isa ho 70 ha ho bapisoa le meralo ea MCPCB, ho ipapisitse le litlhophiso tse itseng. Phokotso ea mocheso oa likhokahano tsa likhato tse 15 ho isa ho tse 30 tsa Celsius li tloaelehile ka tlas'a meroalo e lekanang ea matla, e ntlafatsa haholo ts'epahalo ea likarolo le ho nolofalletsa matla a phahameng a matla.

4. Na ho na le mefokolo ea moralo ka PCB ea tšepe ea koporo?

Mehopolo ea moralo e kenyelletsa sebaka se fokolang ho potoloha lichelete tsa tšepe, litšitiso tsa botebo ba sekoti se ipapisitseng le botenya ba boto, le ho mamellana hoa lipakeng tsa lichelete tsa tšepe le likaroloana tsa likarolo. Lisebelisoa tsa sejoale-joale tsa CAD le ho lekola melao ea moralo li ka sebetsana le litšitiso tsena nakong ea mokhahlelo ho boloka botsitso ba sebopeho.

5. Ke liindasteri life tse ruang molemo haholo ho theknoloji ea PCB ea tšepe ea koporo?

Lisebelisuoa tsa motlakase tsa likoloi, lilaoli tsa likoloi tsa indasteri, li-inverters tsa matla a tsosolositsoeng, lisebelisoa tsa ho tjhaja likoloi tsa motlakase, le lisebelisoa tse matla tsa LED li rua molemo haholo ho theknoloji ea tšepe ea koporo. Ts'ebeliso efe kapa efe e kopanyang matla a phahameng a matla le litlhoko tse tiileng tsa ts'epahalo libakeng tse phephetsang tsa mocheso li emela mokhethoa ea loketseng.