UMBUZO
Kutheni iiSubstrates zeCeramic ziTshintsha ii-MCPCBs kwi-High-Power LED Applications?
2026-02-06

                                                                    (I-Ceramic SubstrateIveliswe nguWintrusetk)


Ii-LED zizixhobo ze-electroluminescent semiconductor eziguqula malunga ne-70% ukuya kwi-80% yamandla azo anikezelweyo kubushushu. Ukuba obu bushushu abukwazi ukukhutshwa ngokufanelekileyo kwi-substrate, ukunyuka kobushushu be-junction kuya kubangela ukuhla kwe-quantum yangaphakathi, ukuchithwa kwe-phosphor, kunye nokukhawuleza kwexesha lokuphila kwesixhobo.

 

Iibhodi zesekethe eziprintiweyo zentsimbi zemveli (MCPCBs) zinokumelana ne-thermal ephezulu ngenxa yomaleko wokugquma we-polymer ofunekayo phakathi kwesinyithi kunye neengqungquthela zesekethe, zibenza bangakwazi ukuhlangabezana neemfuno zokutshatyalaliswa kobushushu zamandla aphezulu kunye ne-ultra-high-power LEDs. Ngokwahlukileyo,i-ceramic substratesukudibanisa ukugquma kunye ne-thermal conductivity, ukuphelisa ukuxhathisa kwe-thermal kunye nokuba yinto engenakuthintelwa kwi-evolution ye-industry.

 

1. Alumina (Al2O3)

I-alumina i-ceramic ngoku yeyona nto isekiweyo kwaye isetyenziswa ngokuqhelekileyo imathiriyeli engaphantsi. Ibonisa i-thermal conductivity ehambelanayo ye-25-30 W / m.K, amandla afanelekileyo omatshini, kunye neempawu ezibalaseleyo ze-dielectric.

Izinto eziluncedo:

  • Itekhnoloji eqolileyo

  • Amandla omatshini aphezulu

  • I-insulation egqwesileyo

  • Iindleko eziphezulu zokhuphiswano

Usetyenziso: Isetyenziswa kakhulu ekukhanyeni okuqhelekileyo, ukukhanyisa umbane wabathengi, kunye neemodyuli zokupakisha zamandla aphakathi.

 

2. Aluminiyam Nitride (AlN)

Kumandla aphezulu e-COB kunye nezibane ze-laser zodidi lwemoto, i-AlN ibalasele ngenxa ye-thermal conductivity ephezulu kakhulu.

Izinto eziluncedo:

  • I-Thermal conductivity ifikelela kwi-170-230 W/m.K, malunga namaxesha asibhozo e-alumina

  • I-coefficient yokwandisa i-Thermal iyahambelana kakhulu nezixhobo ze-semiconductor ezifana ne-silicon kunye ne-silicon carbide, iphucula kakhulu uzinzo lomatshini wezixhobo kwiindawo zokukhwela ibhayisekile.

Usetyenziso: Izibane zemoto, iiprojektha zamandla aphezulu kwimizi-mveliso, kunye nezixhobo ezinzulu ze-UVC zokucoca i-ultraviolet.

 

3. Silicon Nitride (Si3N4)

I-Silicon nitride ijongana nomceli mngeni wobuchwephesha wobuqhetseba bendalo beseramikhi zemveli, ezinobunzima obuphezulu bokwaphuka kunye namandla athambileyo.

Izinto eziluncedo:

  • Ukumelana nempembelelo

  • Ukuxhathisa ukungcangcazela

  • Ukuqhuba kakuhle kwe-thermal

Usetyenziso: Ukukhanya komgangatho womkhosi, izixhobo ze-optoelectronic ye-aerospace, kunye neemodyuli ze-LED ze-industrial-grade ezifuna ukuthembeka okuphezulu kakhulu.




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