Ama-Wafer e-GaN-on-Diamond angu-4 intshi angu-6 intshi Ubukhulu obuphelele be-epi (micron) 0.6 ~ 2.5 noma okwenzelwe izinhlelo zokusebenza ze-High-Frequency
Izakhiwo
Usayizi we-Wafer:
Itholakala ngobubanzi obungu-4 intshi no-6 intshi ukuze ihlanganiswe ngezindlela eziningi ezinqubweni ezahlukene zokukhiqiza ama-semiconductor.
Izinketho zokwenza ngokwezifiso ziyatholakala ngobukhulu be-wafer, kuye ngezidingo zamakhasimende.
Ubukhulu Besendlalelo Se-Epitaxial:
Ibanga: 0.6 µm kuya ku-2.5 µm, ngezinketho zobukhulu obufanele ngokusekelwe ezidingweni ezithile zohlelo lokusebenza.
Isendlalelo se-epitaxial senzelwe ukuqinisekisa ukukhula kwekristalu ye-GaN esezingeni eliphezulu, enobukhulu obuhle bokulinganisela amandla, impendulo yemvamisa, kanye nokuphathwa kokushisa.
Ukuqhuba Ukushisa:
Isendlalelo sedayimane sinikeza ukuhanjiswa kokushisa okuphezulu kakhulu okungaba ngu-2000-2200 W/m·K, okuqinisekisa ukushabalaliswa kokushisa okuphumelelayo okuvela kumadivayisi anamandla amakhulu.
Izakhiwo Zezinto Ze-GaN:
I-Bandgap Ebanzi: Isendlalelo se-GaN sizuza nge-bandgap ebanzi (~3.4 eV), evumela ukusebenza ezindaweni ezinzima, i-voltage ephezulu, kanye nezimo zokushisa okuphezulu.
Ukuhamba Kwe-Electron: Ukuhamba kwe-electron okuphezulu (cishe 2000 cm²/V·s), okuholela ekushintsheni okusheshayo kanye nemvamisa yokusebenza ephezulu.
I-Voltage Ephakeme Yokuphuka: I-voltage yokuphuka kwe-GaN iphakeme kakhulu kunezinto ezivamile ze-semiconductor, okwenza ifaneleke ukusetshenziswa kwamandla amaningi.
Ukusebenza Kagesi:
Ubuningi Bamandla Aphezulu: Ama-wafer e-GaN-on-Diamond avumela ukukhishwa kwamandla aphezulu ngenkathi egcina isici esincane, esifanele ama-amplifiers wamandla nezinhlelo ze-RF.
Ukulahlekelwa Okuphansi: Ukuhlanganiswa kokusebenza kahle kwe-GaN kanye nokushabalaliswa kokushisa kwedayimane kuholela ekulahlekelweni kwamandla okuphansi ngesikhathi sokusebenza.
Ikhwalithi Yomphezulu:
Ukukhula Kwe-Epitaxial Esezingeni Eliphezulu: Isendlalelo se-GaN sikhula nge-epitaxial ku-substrate yedayimane, okuqinisekisa ukuthi i-dislocation density incane, ikhwalithi ephezulu yekristalu, kanye nokusebenza kahle kwedivayisi.
Ukufana:
Ukujiya Nokwakheka Okufanayo: Kokubili ungqimba lwe-GaN kanye ne-substrate yedayimane kugcina ukufana okuhle kakhulu, okubalulekile ekusebenzeni kahle kwedivayisi nokuthembeka.
Ukuzinza Kwamakhemikhali:
Kokubili i-GaN nedayimane kunikeza ukuzinza kwamakhemikhali okumangalisayo, okuvumela lawa ma-wafer ukuthi asebenze ngokwethembeka ezindaweni zamakhemikhali ezinzima.
Izicelo
Ama-RF Power Amplifier:
Ama-wafer e-GaN-on-Diamond afaneleka kakhulu kuma-amplifiers kagesi e-RF kwezokuxhumana, izinhlelo ze-radar, kanye nokuxhumana kwesathelayithi, anikeza kokubili ukusebenza kahle okuphezulu kanye nokuthembeka kumaza aphezulu (isb., 2 GHz kuya ku-20 GHz nangaphezulu).
Ukuxhumana nge-microwave:
Lawa ma-wafer ahamba phambili ezinhlelweni zokuxhumana ze-microwave, lapho ukukhishwa kwamandla aphezulu kanye nokuwohloka okuncane kwesignali kubaluleke kakhulu.
Ubuchwepheshe be-Radar kanye ne-Sensing:
Ama-wafer e-GaN-on-Diamond asetshenziswa kabanzi ezinhlelweni ze-radar, enikeza ukusebenza okuqinile ekusetshenzisweni kwamaza amaningi kanye namandla aphezulu, ikakhulukazi emkhakheni wezempi, wezimoto, kanye nowezindiza.
Izinhlelo Zesathelayithi:
Ezinhlelweni zokuxhumana ngesathelayithi, lawa ma-wafer aqinisekisa ukuqina nokusebenza okuphezulu kwama-amplifiers kagesi, akwazi ukusebenza ezimweni zemvelo ezimbi kakhulu.
Ama-elekthronikhi Anamandla Aphezulu:
Amakhono okuphatha ukushisa e-GaN-on-Diamond awenza afanelekele ama-electronics anamandla aphezulu, njengeziguquli zamandla, ama-inverter, kanye nama-relay e-solid-state.
Izinhlelo Zokuphatha Ukushisa:
Ngenxa yokushisa okuphezulu kwedayimane, lawa ma-wafer angasetshenziswa ezinhlelweni zokusebenza ezidinga ukuphathwa kokushisa okuqinile, njengezinhlelo ze-LED ezinamandla aphezulu kanye ne-laser.
Imibuzo Nezimpendulo zama-GaN-on-Diamond Wafers
Umbuzo 1: Iyini inzuzo yokusebenzisa ama-wafer e-GaN-on-Diamond ekusetshenzisweni kwemvamisa ephezulu?
A1:Ama-wafer e-GaN-on-Diamond ahlanganisa ukuhamba okuphezulu kwama-electron kanye ne-bandgap ebanzi ye-GaN kanye nokushisa okuvelele kwedayimane. Lokhu kwenza amadivayisi asebenzisa imvamisa ephezulu asebenze emazingeni aphezulu wamandla ngenkathi elawula ukushisa ngempumelelo, eqinisekisa ukusebenza kahle okukhulu kanye nokuthembeka uma kuqhathaniswa nezinto zendabuko.
Umbuzo 2: Ingabe ama-wafer e-GaN-on-Diamond angenziwa ngokwezifiso ukuze ahambisane nezidingo ezithile zamandla kanye nemvamisa?
A2:Yebo, ama-wafer e-GaN-on-Diamond anikeza izinketho ezingenziwa ngokwezifiso, kufaka phakathi ubukhulu besendlalelo se-epitaxial (0.6 µm kuya ku-2.5 µm), usayizi we-wafer (4-intshi, 6-intshi), kanye neminye imingcele ngokusekelwe ezidingweni ezithile zohlelo lokusebenza, okunikeza ukuguquguquka kwezinhlelo zokusebenza ezinamandla aphezulu kanye nemvamisa ephezulu.
Umbuzo 3: Yiziphi izinzuzo ezibalulekile zedayimane njengesisekelo se-GaN?
A3:Ukushisa okukhulu kweDiamond (kufika ku-2200 W/m·K) kusiza ekuqedeni ukushisa okukhiqizwa amadivayisi e-GaN anamandla amakhulu. Leli khono lokuphatha ukushisa livumela amadivayisi e-GaN-on-Diamond ukuthi asebenze ngobuningi bamandla namaza aphezulu, okuqinisekisa ukusebenza kwedivayisi okuthuthukisiwe kanye nokuphila isikhathi eside.
Umbuzo 4: Ingabe ama-wafer e-GaN-on-Diamond afanele ukusetshenziswa kwesikhala noma izindiza?
A4:Yebo, ama-wafer e-GaN-on-Diamond afaneleka kahle ukusetshenziswa kwesikhala nezindiza ngenxa yokuthembeka kwawo okuphezulu, amakhono okuphatha ukushisa, kanye nokusebenza ezimweni ezimbi kakhulu, njengemisebe ephezulu, ukushintshashintsha kwezinga lokushisa, kanye nokusebenza kwemvamisa ephezulu.
Umbuzo 5: Ingakanani isikhathi sokuphila esilindelekile samadivayisi enziwe ngama-wafer e-GaN-on-Diamond?
A5:Ukuhlanganiswa kokuqina kwe-GaN kanye nezakhiwo zedayimane ezihlukile zokushabalalisa ukushisa kuholela esikhathini eside sokuphila kwamadivayisi. Amadivayisi e-GaN-on-Diamond aklanyelwe ukusebenza ezindaweni ezinzima kanye nezimo zamandla aphezulu kanye nokuwohloka okuncane ngokuhamba kwesikhathi.
Umbuzo 6: Ukushisa kwedayimane kukuthinta kanjani ukusebenza okuphelele kwama-wafer e-GaN-on-Diamond?
A6:Ukushisa okuphezulu kwedayimane kudlala indima ebalulekile ekuthuthukiseni ukusebenza kwama-wafer e-GaN-on-Diamond ngokulawula ukushisa okukhiqizwa ezisetshenziswayo zamandla aphezulu. Lokhu kuqinisekisa ukuthi amadivayisi e-GaN agcina ukusebenza kahle, anciphisa ukucindezeleka kokushisa, futhi agweme ukushisa ngokweqile, okuyinselele evamile kumadivayisi avamile e-semiconductor.
Umbuzo 7: Yiziphi izinhlelo zokusebenza ezivamile lapho ama-wafer e-GaN-on-Diamond esebenza kahle kakhulu kunezinye izinto ze-semiconductor?
A7:Ama-wafer e-GaN-on-Diamond asebenza kahle kakhulu kunezinye izinto ezisetshenziswayo ezidinga ukuphathwa kwamandla aphezulu, ukusebenza kwemvamisa ephezulu, kanye nokuphathwa kokushisa okuphumelelayo. Lokhu kufaka phakathi ama-amplifiers kagesi e-RF, izinhlelo ze-radar, ukuxhumana nge-microwave, ukuxhumana ngesathelayithi, kanye nezinye izinto zikagesi ezinamandla aphezulu.
Isiphetho
Ama-wafer e-GaN-on-Diamond anikeza ikhambi eliyingqayizivele lezinhlelo zokusebenza ezisebenza ngesivinini esikhulu kanye namandla aphezulu, ahlanganisa ukusebenza okuphezulu kwe-GaN nezakhiwo ezishisayo zedayimane ezingavamile. Ngezici ezingenziwa ngokwezifiso, zenzelwe ukuhlangabezana nezidingo zezimboni ezidinga ukulethwa kwamandla okuphumelelayo, ukuphathwa kokushisa, kanye nokusebenza kwesivinini esikhulu, ukuqinisekisa ukuthembeka nokuphila isikhathi eside ezindaweni ezinzima.
Umdwebo Oningiliziwe
