Li-PCB tsa Module tsa LED tsa High-Density: Litharollo tse Tsoetseng Pele tsa Potoloho bakeng sa Lipontšo tse Ntle tsa Pitch le li-module tse kopaneng tsa Leseli.

Theknoloji ea PCB ea High-Density LED ke eng

Li-PCB tsa module tsa LED tse nang le matla a phahameng li sebetsa e le motheo oa lipontšo tse ntle tsa molumo le lisebelisoa tsa mabone a kopanetsoeng, tse nolofalletsang ho kopanya ha pixel ka har'a lintho tse thata. Liboto tsena tse khethehileng tsa potoloho li fihlella li-pixel tse ka tlase ho 1.5mm ha li ntse li boloka botsitso ba matšoao, ts'ebetso ea mocheso, le ho ts'oana ha mahlo ho likete tsa likarolo tsa LED. Theknoloji e sebetsana le mathata a bohlokoa lipontšong tsa moloko o latelang, ho kenyeletsoa likopano tsa chip-on-board, meralo ea Mini LED, le ts'ebetso ea Micro LED bakeng sa lits'ebetso ho tloha maboteng a video a phatlalatsoang ho isa ho li-microdisplays tsa likoloi.

Moralo oa Sebopeho sa Moetso oa Moetso oa PCB oa High-Density LED

HDI Technology le Layer Configuration

Kaho ea PCB e phahameng haholo e sebelisa liboto tsa multilayer tse foufetseng le tse patiloeng ka theknoloji ho amohela litsela tse rarahaneng sebakeng se lekanyelitsoeng. Meralo e tloahelehileng e kenyelletsa mekhahlelo e mene ho isa ho e robeli e nang le li-microvias tse entsoeng ka laser tse boholo ba 0.1mm kapa tse nyane, tse nolofalletsang ho tsamaisa mats'oao ka tlas'a lipampiri tsa LED. Ho beoa ha likarolo ho fihlela mamello e nepahetseng ea ± 0.05mm bakeng sa boemo ba pixel bo sa fetoheng, ha sebaka sa sebaka sa ho latella se fihla ho 0.075mm ho boloka botsitso ba matšoao ho potoloha lipotoloho tsa bakhanni tse petelitsoeng ka bongata.

Mehaho ea Koporo ea Matla le Kabo ea Thermal

Sebopeho sa lera la koporo meralong ya LED PCB e nang le bongata bo boholo se sebeletsa mesebetsi ya motlakase le ya mocheso. Lera la kahare le na le boima ba koporo ba 2 ho isa ho 3 oz ho sebetsana le ditlhoko tsa amperage ntle le ho theoha ha motlakase ho feteletseng, ha difofane tsa motlakase di sebedisa ho tshela ha koporo e tiileng bakeng sa kabo e sebetsang hantle ya motlakase. Sebopeho sena sa lera le nang le mealo e mengata se theha marangrang a kopaneng a ho hasanya mocheso a sebetsang mmoho le dibopeho tse ikgethileng tsa taolo ya mocheso ho tlosa mocheso ho tswa ho di-array tse kopaneng tsa LED.

Lisebelisoa le Thermal Tharollo bakeng sa High-Density LED PCB

Litekanyetso tsa Khetho ea Substrate

Khetho ea lisebelisoa bakeng sa tlhahiso e phahameng ea LED PCB e leka-lekanya ts'ebetso ea mocheso le litlhoko tsa kopo:

• Li-PCB tse thehiloeng ho aluminium - Thermal conductivity ea 1.5 ho 3 W / m·K e loketseng li-module tsa LED tsa khoebo ka matla a itekanetseng a matla.
• Li-substrates tsa ceramic - Aluminium oxide kapa aluminium nitride e fana ka conductivity ea mocheso e fetang 6 W/m·K bakeng sa lisebelisoa tse sebetsang hantle.
• FR4 laminate - Tharollo e theko e tlaase bakeng sa likopo moo matla a matla a lumellang ho sebetsa ka mokhoa o lekaneng oa mocheso ka thepa e tloaelehileng.

Thermal Management Architecture

Thermal ka li-arrays tse behiloeng ka kotloloho ka tlas'a liphaephe tse kenyang LED li fetisetsa mocheso ho tloha lehlakoreng la karolo ho ea ho li-interface tsa heatsink mokatong o ka tlase. Ka bophara ho tloha ho 0.2 ho isa ho 0.3mm ka sebaka se ntlafalitsoeng ka papiso ea mocheso ho eketsa ho hasana ha mocheso ntle le ho senya matla a litsela. Moralo oa mask oa solder o amohela li-alloys tse se nang lead tsa Sn-Ag-Cu ha o ntse o fana ka tšebelisano ea katoloso ea mocheso ho pholletsa le mocheso oa ts'ebetso ho tloha -40 ° C ho isa 85 ° C.

Ts'ebetso ea Motlakase ho Moralo oa PCB oa High-Density LED

Letšoao la Botšepehi le Taolo ea Impedans

Mehaho ea PCB e phahameng haholo e boloka botšepehi ba matšoao ho pholletsa le liteishene tse bapileng tse sebetsang ho fihla ho makholo a 'maloa a megahertz ka tsela e laoloang ea impedance. Meetso e sebelisa lipara tse fapaneng tsa 50-ohm kapa 100-ohm tse fapaneng ho thibela ponts'o ea lets'oao le ho kopana lipakeng tsa mela e haufi ea bakhanni. Tsoelo-pele ea sefofane ho pholletsa le mekhahlelo eohle e fana ka litsela tse fokolang tsa ho khutlela morao, ha li-capacitor tse fokotsang haufi le mokhanni e mong le e mong IC li fokotsa lerata la phepelo ea motlakase bakeng sa ts'ebetso ea LED e lumellanang le sehlopha sohle.

Ho leka-lekanya hona joale le Tsamaiso ea EMI

Khanya e tšoanang ho pholletsa le li-LED tse nang le bongata bo phahameng e hloka kabo e nepahetseng ea hona joale ka moralo oa maano oa PCB :

• Tsela e pharaletseng ea motlakase - Litsela tse ngata tse bapileng ho tloha libakeng tsa phepelo ho ea ho lihlopha tsa LED li fokotsa ho theoha ha matla a matla.
• Tšireletso ea sefofane se fatše - Likarolo tse inehetseng tsa fatše li fokotsa mesi e hlahisoang ke mahlaseli a kotsi le ho ba le tšitiso e ka ntle.
• Ntlafatso ea ho tlatsa koporo - Lipaterone tse ikhethileng lirapeng tsa matšoao li fana ka tšireletso ea motlakase ha u ntse u boloka letsoalo la tsela.

Ho Hlahisa Likopano tsa PCB tsa High-Density LED

Precision SMT le Kopano ea COB

Kopano ea PCB ea LED e nang le bongata bo phahameng e hloka ho nepahala ha sebaka ka hare ho ±0.02mm bakeng sa likarolo tse nyane joalo ka liphutheloana tsa 0201 kapa litaese tse se nang letho tsa LED ka har'a litlhophiso tsa chip-on-board. Mekhoa ea ho phalla hape e sebelisa liprofaele tsa mocheso tse laoloang ka hloko ho thibela khatello ea mocheso likotong tsa LED ha e ntse e netefatsa manonyeletso a tšepahalang a solder. Ho phalla hape ha sepakapaka sa naetrojene ho fokotsa oxidation le ho ntlafatsa ho kolobisa lipateroneng tse teteaneng tsa pad tse ikhethang tsa liboto tsena tse ikhethileng.

Mekhoa ea ho netefatsa boleng

Li-protocol tsa tlhahlobo tse felletseng li netefatsa ts'ebetso ea motlakase le ea optical:

• Tlhahlobo ea optical e ikemetseng - E bona liphoso tsa ho beoa, liphoso tsa solder, le tšilafalo pele ho tlhahlobo ea motlakase.
• Teko ea potoloho - E netefatsa ho tsoela pele ha motlakase le ho itšehla thajana pakeng tsa lipotoloho ho pholletsa le kopano.
• Teko ea ts'ebetso ea optical - E lekanya ho tšoana ha khanya, ho tsitsa ha mebala le litekanyetso tsa pixel tse shoeleng.
• Li-protocol tsa kamore e hloekileng - E ea hlokahala bakeng sa lits'ebetso tsa Micro LED ho thibela tšilafalo e itseng ka har'a tlhophiso e hlakileng ea molumo.

Mekhatlo ea Kopo ea PCB ea High-Density LED

Theknoloji ea PCB ea LED e phahameng e tšehetsa mefuta e fapaneng ea lisebelisoa tse tsoetseng pele tsa pontšo le mabone tse hlokang ho kopanngoa ha lik'hemik'hale, ts'ebetso e phahameng ea optical, le taolo e nepahetseng. Li-platform tsena tsa potoloho li thusa litsamaiso tsa moloko o latelang ho pholletsa le limmaraka tsa litsebi le tsa bareki.

• Disistimi tsa pontsho tsa LED tse nang le molumo o motle - E sebediswa di-studiong tsa kgaso, dikamoreng tsa taolo, le dibakeng tsa mabenkele tsa maemo a hodimo, moo di-pixel pitches tse pakeng tsa 0.9 mm le 1.5 mm di fanang ka dipono tse se nang sekoli, tse nang le qeto e phahameng tse nang le kganya e tsitsitseng le ho tshwana ha mmala.

• Dimojule tsa mabone a morao a Mini le Micro LED - E etselitsoe lipontšo tsa boleng bo holimo tse kang li-TV, li-monitor le matlapa, e leng se nolofalletsang ho fifala ha sebaka le phapang e phahameng haholo har'a libaka tse likete tsa LED tse laoloang ka bonngoe.

• Liphanele tsa mabone tsa COB LED - Li-module tse kopantsoeng tsa chip-on-board li fana ka litharollo tsa mabone a meralo le a khoebo ka ho tšoana ho ikhethang ha khanya le lintho tsa khale tse fokotsehileng tsa mahlo ha li bapisoa le likopano tsa setso tsa SMD.

• Di-microdisplay tsa dikoloi le tse aparwang – Di-substrate tsa LED tsa PCB tse nang le sekgahla se hodimo di matlafatsa ditsamaiso tsa pontsho tse nyane bakeng sa di-dashboard tsa dikoloi, di-headset tsa AR, le dipontsho tsa di-head-up, moo ho tshepahala, ho nepahala ha di-pixel, le tshebediso e tlase ya matla e leng tsa bohlokwa.

Ho tloha ho marako a ho shebella ka botebo ho ea ho li-module tse khanyang tsa mabone, li-PCB tsa LED tse nang le matla a phahameng li tsoela pele ho hlalosa bocha meeli ea ts'ebetso ea lisebelisoa tse khanyang tsa elektronike tse sebetsang hantle.

Qetello: Ho Ntšetsa Pele Theknoloji ea Pontšo ka Boitlhahiso ba PCB ea High-Density LED

Theknoloji ea LED PCB e phahameng haholo e emela ho kopana ha thepa e tsoetseng pele, ho etsoa ka mokhoa o nepahetseng, le moralo o tsoetseng pele oa motlakase. Phetoho ho tloha ho lipontšuoa tse tloaelehileng tsa holim'a holim'a holim'a metsi ho ea ho li-chip-on-board tse kopantsoeng le lisebelisoa tsa Micro LED li hloka bokhoni ba tlhahiso ea lihlahisoa tsa HDI, ts'ebetso ea tšepe ea tšepe, le mekhoa e nepahetseng ea kopano e finyellang litekanyetso tse nepahetseng tsa pontšo ea litsebi le lisebelisoa tsa mabone.

Highleap Electronics Matla a PCB a Matla a Phahameng a Phahameng

• Tlhahiso e tsoetseng pele ea HDI - Liboto tsa Multilayer tse nang le li-microvias tse entsoeng ka laser le mokhoa o hlakileng oa ho fihla ho 0.075mm bophara ba trace.
• Metal core PCB tsebo - Aluminium le ceramic substrate process e nang le mocheso o ntlafalitsoeng ka meaho bakeng sa ho qhala mocheso o phahameng.
• Kopano e nepahetseng ea SMT - Ho nepahala ha ho beoa ha likarolo ka har'a ± 0.02mm ho tšehetsa liphutheloana tsa 0201 le litlhophiso tsa chip-on-board.
• Liprothokholo tsa tlhahlobo e felletseng - AOI, ICT, le netefatso ea ts'ebetso ea mahlo e netefatsang boleng bo tsitsitseng ho pholletsa le lihlahisoa.
• Litšebeletso tsa tšebelisano 'moho - Tšehetso ea boenjiniere bakeng sa ho ntlafatsa tsamaiso ea mocheso, ho netefatsa botšepehi ba pontšo, le ho fumana mangolo a tshebetso.

Highleap Electronics e tlisa bokgoni bo felletseng ba tlhahiso ya PCB le ho kopanya tlhahiso ya di-module tsa LED tse nang le bongata bo boholo, e tshehetsa bareki ho tloha ntlafatsong ya meralo ho isa tlhahisong ya bophahamo ba modumo. Ho buisana ka moo bokgoni ba rona ba di-PCB tsa LED tse nang le bongata bo boholo bo ka tshehetsang pontsho ya hao ya moloko o latelang kapa projeke ya mabone, ikopanye le sehlopha sa rona sa botekgeniki bakeng sa puisano e qaqileng mabapi le ditlhoko tsa hao tse ikgethang.