{"id":1923,"date":"2026-03-16T05:17:47","date_gmt":"2026-03-16T05:17:47","guid":{"rendered":"https:\/\/www.zmsh-semitech.com\/?p=1923"},"modified":"2026-03-16T05:25:25","modified_gmt":"2026-03-16T05:25:25","slug":"scaling-up-overcoming-the-challenges-of-12-inch-sic-wafer-production","status":"publish","type":"post","link":"https:\/\/www.zmsh-semitech.com\/cs\/scaling-up-overcoming-the-challenges-of-12-inch-sic-wafer-production\/","title":{"rendered":"Roz\u0161i\u0159ov\u00e1n\u00ed: P\u0159ekon\u00e1n\u00ed probl\u00e9m\u016f p\u0159i v\u00fdrob\u011b 12palcov\u00fdch SiC desti\u010dek"},"content":{"rendered":"<p>Karbid k\u0159em\u00edku (SiC) se stal d\u016fle\u017eit\u00fdm materi\u00e1lem ve vysoce v\u00fdkonn\u00e9 elektronice, zejm\u00e9na v elektrick\u00fdch vozidlech, syst\u00e9mech obnoviteln\u00e9 energie a pokro\u010dil\u00fdch pr\u016fmyslov\u00fdch za\u0159\u00edzen\u00edch. D\u00edky sv\u00e9 v\u00fdjime\u010dn\u00e9 tepeln\u00e9 vodivosti, vysok\u00e9mu pr\u016frazn\u00e9mu nap\u011bt\u00ed a \u0161irok\u00e9mu p\u00e1smu je SiC ide\u00e1ln\u00ed volbou pro v\u00fdkonov\u00e1 za\u0159\u00edzen\u00ed. Vzhledem k tomu, \u017ee polovodi\u010dov\u00fd pr\u016fmysl usiluje o vy\u0161\u0161\u00ed \u00fa\u010dinnost a v\u00fdrobu ve v\u011bt\u0161\u00edm m\u011b\u0159\u00edtku, p\u0159edstavuje p\u0159echod od 6palcov\u00fdch a 8palcov\u00fdch desti\u010dek SiC k 12palcov\u00fdm desti\u010dk\u00e1m v\u00fdznamn\u00e9 p\u0159\u00edle\u017eitosti i technick\u00e9 v\u00fdzvy.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"934\" src=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-1024x934.jpg\" alt=\"\" class=\"wp-image-1924\" srcset=\"https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-1024x934.jpg 1024w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-300x274.jpg 300w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-768x701.jpg 768w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-1536x1401.jpg 1536w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-2048x1868.jpg 2048w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-13x12.jpg 13w, https:\/\/www.zmsh-semitech.com\/wp-content\/uploads\/2026\/03\/12-inch-sic-wafer-600x547.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">1. Pro\u010d <a href=\"https:\/\/www.galliumnitridewafer.com\/sale-54344420-12-inch-300mm-4h-n-6h-n-sic-single-crystal-silicon-carbide-wafer-for-power-led-devices.html\" target=\"_blank\" rel=\"noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">12palcov\u00e9 SiC pl\u00e1tky<\/mark><\/a>?<\/h2>\n\n\n\n<p>Popt\u00e1vka po v\u011bt\u0161\u00edch desti\u010dk\u00e1ch SiC je d\u00e1na pot\u0159ebou sn\u00ed\u017eit n\u00e1klady na za\u0159\u00edzen\u00ed a zv\u00fd\u0161it v\u00fdrobn\u00ed kapacitu. V\u011bt\u0161\u00ed desti\u010dky umo\u017e\u0148uj\u00ed vyrobit v\u00edce za\u0159\u00edzen\u00ed z jednoho substr\u00e1tu, co\u017e \u00fa\u010dinn\u011b sni\u017euje v\u00fdrobn\u00ed n\u00e1klady a zvy\u0161uje v\u00fdt\u011b\u017enost na desti\u010dku. Krom\u011b toho 12palcov\u00e9 desti\u010dky podporuj\u00ed v\u00fdvoj v\u00fdkonov\u00fdch modul\u016f s vysokou hustotou, kter\u00e9 jsou kl\u00ed\u010dov\u00e9 pro elektrick\u00e1 vozidla p\u0159\u00ed\u0161t\u00ed generace a s\u00ed\u0165ov\u00e9 aplikace.<\/p>\n\n\n\n<p>Zv\u011bt\u0161en\u00ed z 8palcov\u00fdch na 12palcov\u00e9 desti\u010dky v\u0161ak nen\u00ed jen ot\u00e1zkou zv\u011bt\u0161en\u00ed velikosti krystalu. Mechanick\u00e9 a tepeln\u00e9 vlastnosti SiCu \u010din\u00ed tento p\u0159echod velmi n\u00e1ro\u010dn\u00fdm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. Kl\u00ed\u010dov\u00e9 v\u00fdzvy p\u0159i v\u00fdrob\u011b 12palcov\u00fdch SiC desti\u010dek<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 R\u016fst krystal\u016f a \u0159\u00edzen\u00ed defekt\u016f<\/h3>\n\n\n\n<p>Monokrystaly SiC se p\u011bstuj\u00ed metodou fyzik\u00e1ln\u00edho transportu par (PVT), p\u0159i n\u00ed\u017e doch\u00e1z\u00ed k sublimaci k\u0159em\u00edku a uhl\u00edku, kter\u00e9 se ukl\u00e1daj\u00ed na krystalu. U dvan\u00e1ctipalcov\u00fdch desti\u010dek je st\u00e1le obt\u00ed\u017en\u011bj\u0161\u00ed udr\u017eet stejnom\u011brnost krystal\u016f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tepeln\u00e9 nam\u00e1h\u00e1n\u00ed<\/strong>: U v\u011bt\u0161\u00edch krystal\u016f doch\u00e1z\u00ed k vy\u0161\u0161\u00edm tepeln\u00fdm gradient\u016fm, co\u017e vede ke vzniku dislokac\u00ed a mikroperli\u010dek.<\/li>\n\n\n\n<li><strong>Hustota defekt\u016f<\/strong>: V\u011bt\u0161\u00ed pr\u016fm\u011bry jsou n\u00e1chyln\u011bj\u0161\u00ed ke vzniku stohovac\u00edch poruch a dislokac\u00ed v z\u00e1kladn\u00ed rovin\u011b, kter\u00e9 mohou zhor\u0161it v\u00fdkon za\u0159\u00edzen\u00ed.<\/li>\n<\/ul>\n\n\n\n<p>Pokro\u010dil\u00e1 kontrola teploty a optimalizovan\u00e1 orientace osiva jsou nezbytn\u00e9 pro omezen\u00ed \u0161\u00ed\u0159en\u00ed defekt\u016f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 P\u0159esnost kr\u00e1jen\u00ed pl\u00e1tk\u016f<\/h3>\n\n\n\n<p>\u0158ez\u00e1n\u00ed 12palcov\u00fdch ingot\u016f SiC do desti\u010dek vy\u017eaduje mimo\u0159\u00e1dnou p\u0159esnost. Tvrdost SiC (9,5 na Mohsov\u011b stupnici) vy\u017eaduje specializovan\u00e9 diamantov\u00e9 dr\u00e1tov\u00e9 pily nebo pokro\u010dil\u00e9 laserov\u00e9 syst\u00e9my pro \u0159ez\u00e1n\u00ed kostek. Mezi v\u00fdzvy pat\u0159\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Opot\u0159eben\u00ed a zlomen\u00ed \u010depele<\/strong>: V\u011bt\u0161\u00ed ingoty prodlu\u017euj\u00ed dobu \u0159ez\u00e1n\u00ed, urychluj\u00ed opot\u0159eben\u00ed dr\u00e1tu a sni\u017euj\u00ed kvalitu povrchu.<\/li>\n\n\n\n<li><strong>Odlupov\u00e1n\u00ed hran a mikrotrhliny<\/strong>: Jak\u00e9koli mechanick\u00e9 nam\u00e1h\u00e1n\u00ed m\u016f\u017ee zp\u016fsobit vady, kter\u00e9 se \u0161\u00ed\u0159\u00ed b\u011bhem v\u00fdroby za\u0159\u00edzen\u00ed.<\/li>\n\n\n\n<li><strong>Chlazen\u00ed a odstra\u0148ov\u00e1n\u00ed ne\u010distot<\/strong>: Udr\u017eov\u00e1n\u00ed rovnom\u011brn\u00e9ho chlazen\u00ed a \u00fa\u010dinn\u00e9ho odstra\u0148ov\u00e1n\u00ed kalu je z\u00e1sadn\u00ed pro zabr\u00e1n\u011bn\u00ed tepeln\u00e9mu po\u0161kozen\u00ed.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2.3 Le\u0161t\u011bn\u00ed a rovinnost povrchu<\/h3>\n\n\n\n<p>U vysoce v\u00fdkonn\u00fdch za\u0159\u00edzen\u00ed je kritick\u00e1 rovinnost desti\u010dky, rovnom\u011brnost tlou\u0161\u0165ky a drsnost povrchu. Le\u0161t\u011bn\u00ed 12palcov\u00fdch desti\u010dek je obt\u00ed\u017en\u011bj\u0161\u00ed, proto\u017ee:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Riziko deformace<\/strong>: Velk\u00e9 tenk\u00e9 desti\u010dky jsou n\u00e1chyln\u00e9 k oh\u00fdb\u00e1n\u00ed p\u0159i chemicko-mechanick\u00e9m le\u0161t\u011bn\u00ed (CMP).<\/li>\n\n\n\n<li><strong>Kontrola rovinnosti<\/strong>: Dosa\u017een\u00ed TTV (celkov\u00e9 odchylky tlou\u0161\u0165ky) v rozmez\u00ed n\u011bkolika mikron\u016f vy\u017eaduje pokro\u010dil\u00e9 le\u0161tic\u00ed za\u0159\u00edzen\u00ed.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. Technologick\u00e1 \u0159e\u0161en\u00ed<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 Optimalizovan\u00fd r\u016fst krystal\u016f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vylep\u0161en\u00e9 pece PVT<\/strong>: Modern\u00ed pece s v\u00edcez\u00f3novou regulac\u00ed teploty umo\u017e\u0148uj\u00ed lep\u0161\u00ed tepelnou rovnom\u011brnost.<\/li>\n\n\n\n<li><strong>Osiv\u00e1\u0159sk\u00e9 in\u017een\u00fdrstv\u00ed<\/strong>: Pou\u017eit\u00ed v\u011bt\u0161\u00edch krystal\u016f bez defekt\u016f minimalizuje \u0161\u00ed\u0159en\u00ed defekt\u016f.<\/li>\n\n\n\n<li><strong>Monitorov\u00e1n\u00ed na m\u00edst\u011b<\/strong>: Senzory v re\u00e1ln\u00e9m \u010dase detekuj\u00ed nap\u011bt\u00ed krystal\u016f a umo\u017e\u0148uj\u00ed dynamick\u00e9 \u00fapravy b\u011bhem r\u016fstu.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 Pokro\u010dil\u00e9 techniky kostkov\u00e1n\u00ed<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vysoce p\u0159esn\u00e9 diamantov\u00e9 lanov\u00e9 pily<\/strong>: V\u00edcedr\u00e1tov\u00e9 syst\u00e9my sni\u017euj\u00ed odlamov\u00e1n\u00ed hran a zachov\u00e1vaj\u00ed rovnom\u011brnost \u0159ezu.<\/li>\n\n\n\n<li><strong>Laserem asistovan\u00e9 kr\u00e1jen\u00ed<\/strong>: Nanosekundov\u00e9 nebo pikosekundov\u00e9 lasery mohou p\u0159edb\u011b\u017en\u011b vybrousit desti\u010dky, \u010d\u00edm\u017e se sn\u00ed\u017e\u00ed mechanick\u00e9 nam\u00e1h\u00e1n\u00ed.<\/li>\n\n\n\n<li><strong>Optimalizovan\u00e9 chlazen\u00ed a maz\u00e1n\u00ed<\/strong>: Zvy\u0161uje \u017eivotnost dr\u00e1tu a zlep\u0161uje kvalitu povrchu.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 Le\u0161t\u011bn\u00ed a metrologie<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Velkoplo\u0161n\u00e9 n\u00e1stroje CMP<\/strong>: Zajist\u011bte rovnom\u011brn\u00e9 le\u0161t\u011bn\u00ed bez deformace desti\u010dek.<\/li>\n\n\n\n<li><strong>Automatizovan\u00e1 metrologie<\/strong>: Interferometrie a optick\u00e9 skenov\u00e1n\u00ed m\u011b\u0159\u00ed TTV a drsnost povrchu v re\u00e1ln\u00e9m \u010dase.<\/li>\n\n\n\n<li><strong>Techniky pro zm\u00edrn\u011bn\u00ed stresu<\/strong>: Tepeln\u00e9 \u017e\u00edh\u00e1n\u00ed sni\u017euje zbytkov\u00e9 nap\u011bt\u00ed a zlep\u0161uje v\u00fdt\u011b\u017enost.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">4. Trendy a v\u00fdhled v odv\u011btv\u00ed<\/h2>\n\n\n\n<p>P\u0159echod na 12palcov\u00e9 desky SiC je sou\u010d\u00e1st\u00ed \u0161ir\u0161\u00edho trendu sm\u011brem k vysoce \u00fa\u010dinn\u00e9 a levn\u00e9 v\u00fdkonov\u00e9 elektronice. P\u0159edn\u00ed v\u00fdrobci investuj\u00ed velk\u00e9 prost\u0159edky do automatizace, inline kontroly a pokro\u010dil\u00fdch technologi\u00ed \u0159ez\u00e1n\u00ed, aby uspokojili rostouc\u00ed popt\u00e1vku na trz\u00edch s elektrick\u00fdmi vozidly a obnoviteln\u00fdmi zdroji energie.<\/p>\n\n\n\n<p>Technick\u00e9 p\u0159ek\u00e1\u017eky jsou sice zna\u010dn\u00e9, ale kombinace optimalizovan\u00e9ho r\u016fstu krystal\u016f, p\u0159esn\u00e9ho dicingu a pokro\u010dil\u00e9ho le\u0161t\u011bn\u00ed umo\u017e\u0148uje komer\u010dn\u00ed v\u00fdrobu 12palcov\u00fdch SiC desti\u010dek. Spole\u010dnosti, kter\u00e9 \u00fasp\u011b\u0161n\u011b dos\u00e1hnou t\u00e9to velikosti, z\u00edskaj\u00ed konkuren\u010dn\u00ed v\u00fdhody v oblasti v\u00fdt\u011b\u017enosti, n\u00e1klad\u016f a v\u00fdkonu za\u0159\u00edzen\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. Z\u00e1v\u011br<\/h2>\n\n\n\n<p>Zv\u011bt\u0161en\u00ed na 12palcov\u00e9 SiC desti\u010dky p\u0159edstavuje jak technickou v\u00fdzvu, tak strategickou p\u0159\u00edle\u017eitost. \u00dasp\u011bch vy\u017eaduje komplexn\u00ed p\u0159\u00edstup: zvl\u00e1dnut\u00ed krystalov\u00fdch defekt\u016f, zvl\u00e1dnut\u00ed p\u0159esn\u00e9ho \u0159ez\u00e1n\u00ed a zaji\u0161t\u011bn\u00ed kvality povrchu. Vzhledem k tomu, \u017ee pr\u016fmysl pokra\u010duje v inovac\u00edch, jsou 12palcov\u00e9 desti\u010dky p\u0159ipraveny st\u00e1t se nov\u00fdm standardem pro vysoce v\u00fdkonn\u00e9 polovodi\u010dov\u00e9 sou\u010d\u00e1stky s vysokou \u00fa\u010dinnost\u00ed, kter\u00e9 budou poh\u00e1n\u011bt p\u0159\u00ed\u0161t\u00ed generaci elektrick\u00fdch vozidel, pr\u016fmyslov\u00e9 elektroniky a \u0159e\u0161en\u00ed pro obnoviteln\u00e9 zdroje energie.<\/p>","protected":false},"excerpt":{"rendered":"<p>Silicon carbide (SiC) has emerged as a critical material in high-power electronics, particularly in electric vehicles (EVs), renewable energy systems, and advanced industrial equipment. Its exceptional thermal conductivity, high breakdown voltage, and wide bandgap make SiC an ideal choice for power devices. With the semiconductor industry pushing for higher efficiency and larger-scale production, the move [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1924,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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