I-4H-N 8 intshi ye-SiC substrate wafer I-Silicon Carbide Dummy Research grade 500um ubukhulu
Uzikhetha njani iiSilicon Carbide Wafers kunye neeSiC Substrates?
Xa ukhetha ii-wafers ze-silicon carbide (SiC) kunye ne-substrates, kukho izinto ezininzi ekufuneka ziqwalaselwe. Nazi ezinye zeendlela ezibalulekileyo:
Uhlobo lwezinto: Chonga uhlobo lwezinto zeSiC ezifanele isicelo sakho, ezifana ne-4H-SiC okanye i-6H-SiC. Ulwakhiwo lwekristale olusetyenziswa kakhulu yi-4H-SiC.
Uhlobo lokuDopa: Gqiba ukuba ufuna i-substrate ye-SiC edopayiweyo okanye engadopayiweyo. Iindidi eziqhelekileyo zokudopayiweyo yi-N-type (n-doped) okanye i-P-type (p-doped), kuxhomekeke kwiimfuno zakho ezithile.
Umgangatho wekristale: Vavanya umgangatho wekristale wee-wafers zeSiC okanye ii-substrates. Umgangatho ofunekayo umiselwa ziiparameter ezifana nenani leziphene, ulungelelwaniso lwekristale, kunye noburhabaxa bomphezulu.
Ububanzi beWafer: Khetha ubungakanani bewafer obufanelekileyo ngokusekelwe kwisicelo sakho. Ubukhulu obuqhelekileyo buquka ii-intshi ezi-2, ii-intshi ezi-3, ii-intshi ezi-4, kunye nee-intshi ezi-6. Okukhona ububanzi bukhulu, kokukhona ufumana isivuno esingakumbi ngewafer nganye.
Ubukhulu: Cinga ngobukhulu obufunekayo bee-wafers ze-SiC okanye ii-substrates. Iinketho zobukhulu eziqhelekileyo ziqala kwii-micrometer ezimbalwa ukuya kwii-micrometer ezingamakhulu aliqela.
Ulwalathiso: Chonga ulwalathiso lwekristale oluhambelana neemfuno zesicelo sakho. Ulwalathiso oluqhelekileyo luquka (0001) lwe-4H-SiC kunye (0001) okanye (0001̅) lwe-6H-SiC.
Ukugqitywa Komphezulu: Vavanya ukugqitywa komphezulu wee-wafers ze-SiC okanye ii-substrates. Umphezulu kufuneka ube mpuluswa, upholishwe, kwaye ungabi nazikrwelo okanye izinto ezingcolisayo.
Udumo loMthengisi: Khetha umthengisi othembekileyo onamava amaninzi ekuveliseni ii-wafers ze-SiC ezikumgangatho ophezulu kunye nee-substrates. Cinga ngezinto ezifana nobuchule bokuvelisa, ulawulo lomgangatho, kunye nophononongo lwabathengi.
Ixabiso: Cinga ngeziphumo zeendleko, kuquka ixabiso nge-wafer nganye okanye i-substrate kunye nazo naziphi na iindleko ezongezelelweyo zokwenza ngokwezifiso.
Kubalulekile ukuvavanya ngononophelo ezi zinto kunye nokubonisana neengcali zoshishino okanye ababoneleli ukuqinisekisa ukuba ii-wafers ze-SiC ezikhethiweyo kunye nee-substrates ziyahlangabezana neemfuno zakho ezithile zesicelo.


