Aluminium PCB bakeng sa Lipontšo tsa Kantle tsa LED | Litharollo tse sa keneleng metsi le tse tšoarellang

Kenyelletso ea Litlhoko tsa kantle tsa LED tsa PCB

Dipontsho tsa LED tsa kantle di sebetsa tlasa maemo a thata haholo a tikoloho a hlokang ditharollo tse ikgethang tsa boto ya potoloho. PCB ya LED ya kantle e tlameha ho mamella ho pepesehela mocheso o feteletseng, ho kena ha mongobo, pula e tobileng, le mahlaseli a matla a ultraviolet ha ka nako e ts'oanang e boloka tshebetso e tsitsitseng ya motlakase. Dikhatello tsena tsa tikoloho di baka dikotsi tsa ho hloleha tseo di-substrate tsa FR4 tse tlwaelehileng di ke keng tsa di rarolla ka ho lekaneng.

Theknoloji ea Aluminium PCB e se e fetohile tekanyetso ea indasteri bakeng sa lits'ebetso tsa ponts'o ea kantle ka lebaka la thepa ea eona e phahameng ea thepa. PCB ea mantlha ea aluminium e fana ka conductivity e ikhethang ea mocheso, botsitso ba mechini, le khanyetso ea tikoloho ea bohlokoa bakeng sa lits'ebetso tsa LED tse matla haholo. Ha li entsoe ka mehato e nepahetseng ea ho thibela metsi le mekhoa ea phekolo e hanelang mafome, litharollo tsena tsa MCPCB bakeng sa LED li fana ka ts'epo ea nako e telele eo lits'ebetso tsa kantle tsa kamehla li e hlokang.

Tsamaiso ea Mocheso ka Moqapi oa Kantle oa LED PCB

Superior Ho Felloa ke Mocheso Performance

Di-array tsa LED tse matla haholo di hlahisa meroalo e meholo ya mocheso e amang ka ho toba nako e telele ya dikarolo le tshebetso ya pontsho. Meralo ya PCB e hasanyang mocheso o phahameng e sebedisang di-substrate tsa aluminium e fihlella boleng ba ho tsamaisa mocheso o pakeng tsa 1.0 ho isa ho 3.0 W/mK, ha e bapiswa le 0.3 W/mK bakeng sa thepa e tloaelehileng ya FR4. Molemo ona wa mocheso o ba wa bohlokwa ha di-PCB tsa LED tsa kantle di sebetsa tlasa kganya ya letsatsi e tobileng ka mocheso o fetang 40°C.

Motheo oa aluminium o sebetsa e le mochini o kopanyang mocheso o tsamaisang matla a futhumatsang hole le li-junctions tsa LED ebe o a abela holim'a boto. Mochini ona o felisa libaka tse hotspots tse atileng ho meralo ea PCB ea kantle e thehiloeng ho FR4, e hlahisang ts'ebetso e ts'oanang ea LED le nako e telele ea ts'ebetso.

Melemo ea Bohlokoa ea Thermal

Li-substrates tsa aluminium li fana ka melemo e lekantsoeng bakeng sa lits'ebetso tsa kantle tsa LED:

• Mocheso o tlase oa mateano - Ho fetisoa ha mocheso ka katleho ho boloka li-junctions tsa LED ka har'a mekhahlelo e nepahetseng ea ts'ebetso esita le nakong ea mahlaseli a letsatsi
• Kabo e tšoanang ea mocheso - Ho ata ha mocheso ho pholletsa le setsi sa aluminium ho thibela phapang ea ts'ebetso pakeng tsa likarolo tsa LED ka bomong
• Nako ea bophelo ea karolo e atolositsoeng - Ho fokotsa khatello ea mocheso ho liehisa ho senyeha ha LED le ho boloka lintlha tse khanyang ka lilemo tse ngata tsa ts'ebetso
• Pholiso e sebetsang hantle - E phahameng conductivity e chesang hangata e felisa tlhokahalo ea mekhoa ea ho pholisa e sebetsang maemong a leholimo a itekanetseng

Tšireletso ea Sebopeho le Tikoloho bakeng sa Kantle ea LED PCB

Botsitso ba Mechine Tlas'a Khatello ea Tikoloho

Lipotoloho tsa mocheso oa tikoloho le ho pepeseha ha mongobo ho baka likhatello tsa mochini tse sollang lisebelisoa tse tloaelehileng tsa PCB. Mehaho ea PCB ea aluminium e thibelang ho bola e bonts'a li-coefficients tse fokolang tsa katoloso ea mocheso, tse bolokang botsitso ho pholletsa le mocheso ho tloha -40°C ho ea +85°C. Botšepehi bona ba sebopeho bo thibela ho se lumellane ha LED le ho boloka litlhaloso tsa ts'ebetso ea optical ho pholletsa le phapang ea linako tsa selemo.

Matla a tlhaho a aluminium substrates a fana ka khanyetso ea bohlokoa bakeng sa lits'ebetso tsa kantle tse ipapisitseng le meroalo ea moea le ho thothomela ho ntseng ho eketseha. Ho fapana le li-substrates tsa manyolo tse feto-fetohang, liphutheloana tsa PCB tsa aluminium tse sa keneleng metsi li boloka lintlha tsa boreleli tsa bohlokoa bakeng sa libaka tse tsepamisitsoeng tsa LED le kabo ea khanya e ts'oanang.

Sistimi ea Ts'ireletso ea Corrosion le UV

Litikoloho tsa kantle li hlahisa mathata a sa khaotseng a kutu ka ho pepesetsoa ha letsoai, litšila tsa indasteri le li-cycle tsa condensation. Ts'ebetso ea PCB e hanyetsanang le UV e sebelisa liphekolo tse ikhethileng tse hlahisang lithibelo tse sebetsang khahlano le oxidation le tlhaselo ea lik'hemik'hale:

• Liaparo tsa aluminium tsa anodized - Phetoho ea holim'a elektrochemical e theha likarolo tse thata tsa oxide tse hananang le mongobo le ho pepeseha ha lik'hemik'hale
• Liaparo tse sireletsang ka mokhoa o ts'oanang - Mekhahlelo ea polymer e sireletsa mesaletsa ea koporo le manonyeletso a solder ho litšila tsa tikoloho
• Li-mask tsa solder tse tsitsitseng ka UV - Mefuta e khethehileng e hanela ho senyeha ha photochemical tlas'a mahlaseli a letsatsi a tsitsitseng
• Liphekolo tsa ho koala moeli - Tšireletso ea moeli e thibela ho kenella ha mongobo libakeng tsa boto

Motheo oa aluminium ka boeona o lula o tsitsitse ka lik'hemik'hale tlas'a ts'oaetso ea UV, e fana ka motheo o sa feleng o fetisang mefuta e meng ea tlhaho lits'ebetsong tsa kantle.

Maano a Moralo oa ho Thibela Metsi

Tšireletso e sebetsang ea mongobo e hloka ho kopanngoa ka mokhoa o hlophisitsoeng oa lisebelisoa le likarolo tsa moralo oa sebopeho. Likopano tsa PCB tsa aluminium tse sa keneleng metsi li sebelisa likoahelo tse lumellanang, li-silicone encapsulation, kapa metsoako ea lipitsa ho theha litšitiso tse tsoelang pele holim'a likarolo tsa likarolo. Moralo oa boemo ba boto o kenyelletsa ka ho plugging, ho tiisa, le ho beha likarolo tsa maano ho fokotsa litsela tsa ho kenella ha metsi, ho nolofaletsa litekanyetso tsa ts'ireletso tsa IP65 kapa IP67 tse loketseng ho kengoa ka ntle ho sa feleng.

Litlhaloso tsa Moqapi bakeng sa Kantle ea LED Aluminium PCB

Mekhahlelo e Bohlokoa ea Kaho

Ts'ebetso e nepahetseng ea kantle ea LED PCB e ipapisitse le litlhaloso tse nepahetseng tsa substrate. Botenya ba boto hangata bo tloha ho 1.0mm ho isa ho 3.2mm, ka likarolo tsa aluminium tse nang le 1.0mm ho isa ho 2.0mm ea botenya bohle. Sekhahla sa dielectric insulation lipakeng tsa potoloho ea koporo le setsi sa aluminium se leka-lekanya ts'ebetso ea mocheso khahlano le karohano ea motlakase, ka botenya bo tloaelehileng ho tloha ho 75μm ho isa 150μm.

Khetho ea boima ba foil ea koporo e sebetsana le litlhoko tsa hona joale tsa ho jara ha o ntse o laola boima ba mocheso. Koporo e le 'ngoe (35μm) e lekane bakeng sa mesaletsa ea mats'oao, ha litsela tse phahameng tsa phepelo ea LED li hloka lintlha tse peli tsa li-ounce (70μm) kapa li-ounce tse tharo (105μm) ho fokotsa ho theoha ha motlakase le ho fokotsa mocheso o thibelang.

Liphekolo tsa ho Qetela le ho Sireletsa

Khetho ea ho qeta bokaholimo e ama haholo ts'epo ea nako e telele tikolohong ea kantle. Electroless Nickel Immersion Gold (ENIG) e fana ka boemo bo phahameng ba ho bata le ho hanyetsa ha kutu ha ho bapisoa le Hot Air Solder Leveling (HASL), e e etsa khetho e ratoang bakeng sa lits'ebetso tsa PCB tsa kantle. Liaparo tse ling tse nang le anodized holim'a aluminium tse pepesitsoeng li fana ka likarolo tsa bobeli tsa tšireletso ea tikoloho.

Teko ea Litšoaneleho tsa Tikoloho

Netefatso ea moralo e tlameha ho kenyelletsa tlhahlobo e potlakileng ea tikoloho e phetang lilemo tsa ho pepeseha kantle:

• Teko ea khanya ea UV - Ho pepeseha ha mahlaseli a kotsi a ultraviolet ho netefatsa botsitso le ho boloka mebala
• Teko ea ho fafatsa letsoai - Protocol ea ASTM B117 e lekola khanyetso ea kutu libakeng tse lebopong la leoatle
• Thermal cycling - Lithempereichara tse feteletseng ho tloha ho -40 ° C ho ea ho +85 ° C li netefatsa tšebelisano ea thepa le botšepehi bo kopanetsoeng ba solder
• Teko ea ho kenella ha mongobo - Netefatso ea litekanyetso tsa IP e tiisa katleho ea ho thibela metsi tlas'a khatello

Lisebelisoa tsa Outdoor LED Aluminium PCB Solutions

Papatso ea Dijithale le Liboto

Lipontšo tsa papatso tsa kantle tse nang le sebopeho se seholo li emela ts'ebeliso ea mantlha bakeng sa theknoloji ea aluminium PCB lits'ebetsong tsa LED . Lipapatso tsa dijithale tse bophara ba limithara tse 'maloa li sebelisa meralo ea liphanele tsa modular tse kenyelletsang li-substrate tsa PCB tse hasang mocheso o phahameng ho boloka maemo a khanya a fetang li-nit tse 5,000 tse hlokahalang bakeng sa ponahalo ea motšehare. Bokhoni ba taolo ea mocheso bo nolofalletsa ts'ebetso e tsoelang pele ho pholletsa le litlhōrō tsa mocheso oa lehlabula ntle le ho fokotsa ts'ebetso.

Libaka tsa Lipapali le Mabala a Lipapali

Lipontšo tsa perimeter ea lebala la lipapali le liboto tsa lintlha li hloka ts'epahalo e ikhethang ka lebaka la phihlello e thata ea tokiso nakong ea liketsahalo. Ts'ebetsong ea PCB ea aluminium e thibelang ho bola lits'ebetsong tsena e bonts'a nako ea ts'ebetso e fetang lilemo tse leshome ka ho kenella ho fokolang. Mohaho o sa keneleng metsi o mamella ho pepeseha ha pula ha tsamaiso ea mocheso e thibela ho senyeha ha liketsahalo tsa motšehare oa mantsiboea tlas'a letsatsi le tobileng.

Lipalangoang le Tsamaiso ea Boitsebiso ba Sechaba

Matšoao a melaetsa ea litsela tse kholo le lipontšo tsa liteishene tsa lipalangoang li sebetsa maemong a thata a nang le menyetla e fokolang ea tlhokomelo. Meralo ea PCB e hanyetsanang le UV e boloka ponahalo e sebetsa ho theosa le lilemo tsa ts'ebetso e tsoelang pele ea ts'ebetso ea kantle, athe botsitso ba sebopeho sa meaho ea mantlha ea aluminium bo netefatsa boemo bo nepahetseng ba LED leha ho na le ho thothomela ho bakoang ke koloi le mocheso o feteletseng.

fihlela qeto e

Theknoloji ea Aluminium PCB e fana ka litšobotsi tsa bohlokoa tsa ts'ebetso tse hlalosang ts'ebetso e atlehileng ea ponts'o ea kantle ea LED. Ho kopanngoa ha tsamaiso e phahameng ea mocheso, ts'ireletso e felletseng ea tikoloho, le botsitso ba mochini ho etsa hore ts'ebetso e ts'epahale ho pholletsa le maemo a boima a amanang le lits'ebetso tsa kantle.

Bokhoni ba Highleap Electronics

Highleap Electronics e fana ka litharollo tse felletseng tsa tlhahiso ea PCB ea LED ea kantle :

• Moralo o ikhethileng oa aluminium substrate - Tšehetso ea boenjiniere bakeng sa ho ntlafatsa mocheso le mekhoa ea ho sireletsa tikoloho e lumellanang le litlhoko tse khethehileng tsa kopo
• Mekhoa e tsoetseng pele ea phekolo ea holim'a metsi - Ho qeta ENIG, ho roala ka mokhoa o hlophisitsoeng, le lits'ebetso tsa anodization bakeng sa kutu e phahameng le ho hanyetsa UV
• Thuto ea tikoloho - Lits'ebetso tse felletseng tsa liteko tse kenyelletsang setlolo sa letsoai, ho palama baesekele e futhumetseng le netefatso ea litekanyetso tsa IP
• Bokhoni ba tlhahiso ea molumo - Ho hlahisa lihlahisoa tse fokolang ho tloha ho prototype ho ea ho lihlahisoa tse phahameng tse nang le litekanyetso tse tsitsitseng tsa boleng

Selekane le Highleap Electronics ho hlahisa litharollo tsa kantle tsa aluminium tsa LED tsa PCB tse etselitsoeng ho ts'epahala ha nako e telele. Ikopanye le sehlopha sa rona sa tekheniki ho buisana ka litlhoko tsa projeke ea hau le ho fumana tataiso ea litsebi nakong eohle ea ts'ebetso ea nts'etsopele.