AlN-on-NPSS Wafer: Kev Ua Haujlwm Zoo Txhuas Txhuas Nitride Txheej ntawm Tsis-Polished Sapphire Substrate rau Kev Kub Kub, Siab-Power, thiab RF Daim Ntawv Thov
Nta
Kev Ua Haujlwm Siab AlN Txheej: Aluminium Nitride (AlN) paub txog nwssiab thermal conductivity(~ 200 W/m·K),dav bandgap, thiabsiab tawg voltage, ua nws cov khoom siv zoo tagnrho rausiab zog, high-frequency, thiabkub kubdaim ntawv thov.
Non-polished Sapphire Substrate (NPSS): Cov tsis-polished sapphire muab araug nqi, mechanically muaj zogpuag, ua kom lub hauv paus ruaj khov rau kev loj hlob ntawm epitaxial yam tsis muaj qhov nyuaj ntawm polishing nto. NPSS cov cuab yeej zoo heev ua rau nws ruaj khov rau qhov chaw nyuaj.
Siab Thermal stability: AlN-on-NPSS wafer tuaj yeem tiv taus qhov kub thiab txias, ua rau nws haum rau siv hauvhluav taws xob hluav taws xob, automotive systems, LEDs, thiabkev siv kho qhov muaguas xav tau kev ua haujlwm ruaj khov nyob rau hauv qhov kub thiab txias.
Hluav taws xob rwb thaiv tsev: AlN muaj cov khoom siv hluav taws xob zoo heev, ua rau nws zoo meej rau kev siv qhov twghluav taws xob caisyog qhov tseem ceeb, suav nrogCov khoom siv RFthiabmicrowave electronics.
Superior Thaum tshav kub kub Dissipation: Nrog cov thermal conductivity siab, AlN txheej ua kom cov cua sov ua kom zoo, uas yog qhov tseem ceeb rau kev tswj xyuas qhov kev ua tau zoo thiab kev ua haujlwm ntev ntawm cov cuab yeej ua haujlwm nyob rau hauv siab zog thiab zaus.
Technical Parameters
| Parameter | Specification |
| Wafer Txoj kab uas hla | 2-nti, 4-nti (qhov ntau thiab tsawg muaj) |
| Hom substrate | Non-polished Sapphire Substrate (NPSS) |
| AlN Txheej Thickness | 2µm txog 10µm (Customizable) |
| Substrate Thickness | 430µm ± 25µm (rau 2-nti), 500µm ± 25µm (rau 4-nti) |
| Thermal conductivity | 200 W/m·K |
| Hluav taws xob Resistivity | High rwb thaiv tsev, haum rau RF daim ntaub ntawv |
| Nto Roughness | Ra ≤ 0.5µm (rau AlN txheej) |
| Khoom Purity | High purity AlN (99.9%) |
| Xim | Dawb / Off-White (AlN txheej nrog lub teeb xim NPSS substrate) |
| Wafer Warp | <30µm (ntaus) |
| Hom tshuaj Doping | Un-doped (tuaj yeem kho tau) |
Daim ntawv thov
CovAlN-on-NPSS waferyog tsim los rau ntau hom kev ua haujlwm siab thoob plaws ntau qhov kev lag luam:
High-Power Electronics: AlN txheej txheej siab thermal conductivity thiab insulating zog ua rau nws zoo tagnrho cov ntaub ntawv raufais fab mov transistors, rectifiers, thiabzog ICssiv hauvtsheb, kev lag luam, thiablub zog tauj dua tshiabtshuab.
Xov tooj cua-Frequency (RF) Cheebtsam: Cov khoom siv hluav taws xob zoo heev ntawm AlN, ua ke nrog nws qhov kev poob qis, pab kom cov khoom tsim tawmRF transistors, HEMTs (High-Electron-Mobility Transistors), thiab lwm yammicrowave Cheebtsamuas ua haujlwm tau zoo ntawm cov frequencies siab thiab lub zog.
Optical Devices: AlN-on-NPSS wafers siv nyob rau hauvlaser diodes, LEDs, thiabphotodetectors, qhov twgsiab thermal conductivitythiabmechanical robustnessyog qhov tseem ceeb rau kev tswj xyuas kev ua tau zoo tshaj lub neej ntev.
High Temperature Sensors: Lub wafer muaj peev xwm tiv taus cua sov ua rau nws haum raukub sensorsthiabkev saib xyuas ib puag ncighauv kev lag luam xws liaerospace, tsheb, thiabroj & roj.
Semiconductor Ntim: Siv hauv cov cua kub kisthiabthermal tswj txheej txheejnyob rau hauv ntim tshuab, ua kom ntseeg tau thiab efficiency ntawm semiconductors.
Q&A
Q: Dab tsi yog qhov txiaj ntsig tseem ceeb ntawm AlN-on-NPSS wafers tshaj cov khoom siv xws li silicon?
A: Lub ntsiab kom zoo dua yog AlN'ssiab thermal conductivity, uas tso cai rau nws kom zoo dissipate tshav kub, ua rau nws zoo tagnrho rausiab zogthiabkev siv high-frequencyqhov twg kev tswj cua sov yog qhov tseem ceeb. Tsis tas li ntawd, AlN muaj ib tugdav bandgapthiab zoo heevhluav taws xob rwb thaiv tsev, ua rau nws superior rau siv nyob rau hauvRFthiabcov khoom siv microwavepiv rau cov tsoos silicon.
Q: Puas yog AlN txheej ntawm NPSS wafers tuaj yeem kho tau?
A: Yog, AlN txheej tuaj yeem hloov kho raws li qhov tuab (nrog rau 2µm txog 10µm lossis ntau dua) kom tau raws li qhov tshwj xeeb ntawm koj daim ntawv thov. Peb kuj muab kev kho kom haum raws li hom doping (N-hom lossis P-hom) thiab cov txheej txheem ntxiv rau cov haujlwm tshwj xeeb.
Q: Dab tsi yog daim ntawv thov raug rau qhov wafer no hauv kev lag luam tsheb?
A: Hauv kev lag luam tsheb, AlN-on-NPSS wafers feem ntau siv hauvhluav taws xob hluav taws xob, LED teeb pom kev zoo systems, thiabkub sensors. Lawv muab cov kev tswj xyuas zoo tshaj plaws thiab cov hluav taws xob rwb thaiv tsev, uas yog qhov tseem ceeb rau kev ua haujlwm siab uas ua haujlwm nyob rau hauv qhov sib txawv ntawm qhov kub thiab txias.
Daim duab qhia ntxaws
