Aluminium PCB Melemo | Ts'ebetso ea Mocheso le Likopo

Selelekela

Mapolanka a potoloho a hatisitsoeng ka aluminium a emela tharollo e khethehileng ea substrate e sebetsanang le liphephetso tsa bohlokoa tsa taolo ea mocheso moralong oa sejoale-joale oa elektroniki. Li-PCB tsena tsa tšepe-core li sebelisa lera la motheo la aluminium ho fana ka bokhoni bo ntlafalitsoeng ba ho qhala mocheso, e leng se etsang hore e be tsa bohlokoa bakeng sa lits'ebetso moo taolo ea mocheso oa likarolo e amang ts'ebetso le bophelo bo bolelele ka kotloloho.

Ho utloisisa melemo ea aluminium pcb hammoho le mefokolo ea bona ho thusa baenjiniere le litsebi tsa ho reka thepa ho etsa liqeto tse nang le tsebo ha ts'ebetso ea mocheso e fetoha tšitiso ea mantlha ea moralo.

Melemo ea mantlha ea Aluminium PCB: Ts'ebetso e Phahameng ea Thermal

Bokhoni bo ikhethang ba ho Fetola Mocheso

Monyetla oa mantlha oa li-PCB tsa aluminium o ho conductivity ea tsona e phahameng ea mocheso, eo hangata e tlohang ho 1.0 ho isa ho 3.0 W/mK ha e bapisoa le FR4's 0.3 W/mK. Bokhoni bona bo matlafalitsoeng ba ho fetisa mocheso bo lumella likarolo tse senyang matla ho boloka mocheso o tlase oa ts'ebetso, ho lelefatsa bophelo ba karolo ka kotloloho le ho ntlafatsa ts'epahalo ea sistimi. Lits'ebetsong tsa mabone a LED, sena se fetolela tlhokomelo e ntle ea lumen le botsitso ba mebala nakong eohle ea bophelo ba sehlahisoa.

Botšepehi bo Ntlafetseng ba Sebopeho

Setsi sa aluminium se fana ka ho tiea ha mochini ho thibelang ho loana ha boto nakong ea libaesekele tse futhumetseng. Botsitso bona ba sebopeho bo ipaka e le ba bohlokoa ka ho khetheha libakeng tsa likoloi le tsa indasteri moo ho fetoha ha mocheso khafetsa, ho ts'ehetsa likarolo tse boima ntle le ho hloka matlafatso e eketsehileng ha ho ntse ho bolokoa ho nepahala ha dimensional.

Katleho ea Litšenyehelo: Melemo ea Bohlokoa ea Aluminium PCB bakeng sa Tlhahiso

Moruo oa Material le Poloko ea Boemo ba Tsamaiso

Ha ho lekolwa ditharollo tsa taolo ya mocheso, di-PCB tsa aluminium di fana ka karolelano e kgahlehang ya ditjeo ho ya tshebetsong. Le hoja di-PCB tse thehilweng koporong di fana ka phallo e phahameng ya mocheso mme di-substrate tsa ceramic di fana ka thepa e ntle ya ho thibela ho tjhesa, di-PCB tsa aluminium di fana ka tshebetso e lekaneng ya mocheso ka ditjeo tse tlase haholo tsa thepa, e leng se etsang hore di be ntle bakeng sa maemo a tlhahiso e phahameng.

Melemo ea aluminium pcb e atoloha ho fokotsa litšenyehelo tsa boemo ba sistimi ka ho felisa kapa ho fokotsa litlhoko tsa ho futhumatsa ka ntle. Ka ho kopanya tsamaiso ea mocheso ka ho toba ka har'a substrate, baqapi ba ka fokotsa boholo ba sebaka se koaletsoeng 'me ba felisa lisebelisoa tsa bobeli tsa mocheso oa mocheso, ba theha meralo e mengata ea lihlahisoa tse kopanetsoeng.

Tšireletseho ea Tikoloho Har'a Melemo ea Core Aluminium PCB

Thermal Cycling Resistance

Li-PCB tsa Aluminium li bonts'a khanyetso e ntle ea ho palama baesekele e futhumatsang, ho boloka botsitso ba maemo ho pholletsa le mocheso o pharalletseng oo hangata o kopanang le ona lits'ebetsong tsa likoloi, tsa indasteri le tsa kantle. Coefficient ea katoloso ea mocheso e lula e le tlase ho hoo e ka bang 17 ppm/°C, ho fokotsa khatello ea mochine ho manonyeletso a solder nakong ea maeto a mocheso.

Tšireletso ea Mongobo le Tikoloho

Sebaka sa motheo sa aluminium se ke keng sa qoelisoa se thibela ho kenella ha mongobo ho tloha karolong e ka tlaase ea kopano, ho feta lisebelisoa tse tloaelehileng tsa FR4 libakeng tse mongobo. Thepa ena e ipaka e le ea bohlokoa haholo lits'ebetsong tsa kantle moo ho hloleha ho amanang le mongobo hangata ho bang teng ka li-substrates tse tloaelehileng.

Ho utloisisa Meeli le Mefokolo ea Aluminium PCB

Litšitiso tsa Motlakase le Moralo

Ho sa tsotellehe melemo ea tsona ea mocheso, li-PCB tsa aluminium li hlahisa lithibelo tse itseng tsa moralo. Motlakase oa motlakase oa motheo oa aluminium o hloka khetho e hlokolosi ea lesela la dielectric, ho fokotsa substrate ho tlhophiso ea potoloho e le 'ngoe kapa tse peli tse sebelisoang lits'ebetsong tse ngata. Meralo e rarahaneng ea li-multilayer e nang le likhokahanyo tse phahameng haholo e lula e sa sebetse ka li-substrates tsa aluminium ka lebaka la ho rarahana ha tlhahiso le litlhoko tsa ho itšehla thajana tsa motlakase.

Botšepehi ba Pontšo le Meeli ea Khafetsa

The go tlhoka mesola ea aluminium pcb thekenoloji ba totobala ka dikopo phahameng-maqhubu a. Menahano ea botšepehi ba matšoao e thibela tšebeliso ea aluminium PCB haholo-holo ho matla a elektroniki le li-circuits tse fokolang maqhubu. Meralo ea lebelo le holimo ea dijithale e hlokang impedance e laoloang hangata e sebetsa betere ho FR4 kapa li-laminates tse khethehileng tsa maqhubu a phahameng.

Litlhoko tsa Tlhahiso le Ts'ebetso

Litlhoko tsa ho sebetsa li fapane le masela a tloaelehileng a FR4, a hlokang lisebelisoa tse khethehileng tsa ho cheka le lisebelisoa tsa ho seha tse etselitsoeng likaroloana tsa tšepe. Boima ba boto bo ntseng bo eketseha ha bo bapisoa le FR4 - hoo e batlang e le boima ba makhetlo a 2-3 - bo ka ipaka bo le bothata lits'ebetsong tse hlokomelang boima ba 'mele joalo ka lisebelisoa tse nkehang kapa lisebelisoa tsa sefofane.

Lisebelisoa tsa Aluminium PCB tse Holisang Melemo ea Thermal

Lisebelisoa tsa Leseli tsa LED

Di-module tsa mabone a LED di emela tshebediso e atileng haholo moo melemo ya aluminium pcb e ntlafatsang tshebetso ka ho toba:

• Tsela e khuts'oane ea mocheso - Phallo e tobileng ea mocheso ho tloha likarolong ho ea motheong oa tšepe e fokotsa mocheso oa matekoane
• Bophelo bo atolositsoeng ba ts'ebetso - Lithempereichara tse tlase tsa ts'ebetso ea LED li boloka tlhahiso e khanyang le ho tsitsa ha mebala
• Moqapi oa thepa e thata - Taolo e kopaneng ea mocheso e felisa li-heatsink tse ngata tsa kantle

Matla a Electronics le Motor Drives

Li-circuits tsa tsamaiso ea matla tse kenyelletsang li-converter tsa AC-DC, balaoli ba DC-DC, le balaoli ba likoloi ba rua molemo haholo ho tsoa ho aluminium PCB ea mocheso. Li-semiconductors tsa motlakase tse kang MOSFET, IGBTs, le li-voltage regulator li hlahisa mocheso o mongata nakong ea ho chencha tšebetso, e leng se etsang hore taolo ea mocheso e be ea bohlokoa bakeng sa ts'ebetso e tšepahalang.

Lisebelisoa tsa indasteri le tsa Audio

Li-amplifier tsa matla a molumo li sebelisa li-PCB tsa aluminium ho laola mocheso o hlahisoang ke li-transistors tsa sethala sa tlhahiso, li boloka ts'ebetso e tsitsitseng nakong ea ts'ebetso e tsoelang pele ea matla a phahameng. Litsamaiso tsa taolo ea indasteri ka ho tšoanang li sebelisa lits'ebetso tsa aluminium pcb moo bongata ba matla le tikoloho ea ts'ebetso li hlokang litharollo tse matla tsa taolo ea mocheso.

Khetho ea Moqapi: Ho Lekola Melemo le Mathata a Aluminium PCB

Ha Aluminium PCBs Fana ka Maximum Melemo

Ho khetha li-PCB tsa aluminium ho ba ho loketseng ha litlhoko tsa ho felloa ke mocheso li feta bokhoni ba li-substrates tse tloaelehileng tsa FR4. Merero e kenyelletsang matla a matla a ka holimo ho li-watts tse 2-3 ka sekwere-inch hangata e rua molemo ho theknoloji ea aluminium substrate, haholo-holo ha mocheso o sebetsang o ama ka ho toba ho tšepahala kapa litekanyetso tsa ts'ebetso.

Litlhaloso tse ling tsa Substrate

Meralo e hlokang kaho ea mekhahlelo e mengata e nang le likarolo tse ngata tsa matšoao, likhoele tse laoloang tsa phetiso ea impedance, kapa ho beoa ha likarolo tse phahameng haholo li lokela ho nahana ka mekhoa e meng ea mahlale a substrate. Ho utloisisa mefokolo ena ea aluminium pcb ho netefatsa khetho e nepahetseng ea theknoloji e tsamaellanang le litlhoko tse itseng tsa morero.

fihlela qeto e

Li-PCB tsa Aluminium li fana ka melemo e bonahalang bakeng sa meralo ea elektronike e etelletsang pele taolo ea mocheso, e fanang ka phallo e phahameng ea mocheso, botsitso ba mochini, le tlhahiso e theko e tlase ha e bapisoa le tharollo ea mefuta e meng ea mocheso oa mocheso:

• Mocheso conductivity molemo - phetisetso ea mocheso e betere makhetlo a 3-10 ho feta li-substrates tse tloaelehileng tsa FR4
• Phokotso ea litšenyehelo tsa sistimi - E felisa li-heatsink tsa kantle mme e fokotsa litlhoko tsa ho koaleha
• Ho mamella tikoloho - Ts'ebetso e phahameng ea libaesekele tse futhumatsang le maemo a pepesehileng mongobo
• Bokgoni ba tlhahiso - Kaho e nolofalitsoeng bakeng sa lits'ebetso tsa matla a holimo

Theknoloji e ipakile e loketse hantle mabone a LED, lisebelisoa tsa elektroniki tsa motlakase le lits'ebetso tsa indasteri moo taolo ea mocheso e sebetsang e amang ts'ebetso ea sehlahisoa ka kotloloho. Leha ho le joalo, baqapi ba tlameha ho lekola ka hloko litlhoko tsa projeke khahlano le lithibelo ho kenyeletsoa palo e thibetsoeng ea lera le litlhoko tse khethehileng tsa ts'ebetso.

Ho Highleap Electronics, re ikhethile ka tlhahiso le kopano ea aluminium PCB , re tšehetsa lihlopha tsa meralo ho khetheng mahlale a loketseng a substrate bakeng sa lits'ebetso tsa bohlokoa ba mocheso. Basebetsi ba rona ba boenjiniere ba fana ka likeletso tsa tekheniki ho lekola hore na theknoloji ea aluminium PCB e lumellana le litlhoko tsa hau tse ikhethileng tsa moralo. Ikopanye le sehlopha sa rona ho buisana ka projeke ea hau e latelang ea motlakase kapa mabone a LED le ho hlahloba hore na substrate tsa aluminium li ka ntlafatsa leano la taolo ea mocheso oa sehlahisoa sa hau joang.