{"id":594,"date":"2021-09-06T06:59:07","date_gmt":"2021-09-05T21:59:07","guid":{"rendered":"https:\/\/thermoelectric-coolers.com\/sv\/?page_id=594"},"modified":"2023-02-22T12:02:07","modified_gmt":"2023-02-22T03:02:07","slug":"ceramics","status":"publish","type":"page","link":"https:\/\/thermoelectric-coolers.com\/sv\/product\/ceramics\/","title":{"rendered":"Elektronisk keramik\uff08Finkeramik\uff09"},"content":{"rendered":"
V\u00e5ra huvudprodukter \u00e4r: aluminiumoxidkeramiksubstrat, direktbondade koppar-keramiksubstrat, nickelbelagda DBC-keramiksubstrat, metallbehandlade keramiksubstrat, v\u00e4rmeavgivande substrat, tillg\u00e4ngliga i olika specifikationer och former. Vi har ocks\u00e5 kapacitet f\u00f6r produktdesign och kan anpassa produkter.<\/p>\n
Substratet har f\u00f6rdelarna med liten volym, god v\u00e4rmeavledning, l\u00e5g termisk resistans och ingen f\u00f6rorening. Det anv\u00e4nds ofta i tjockfilmskretsar, halvledarkylenheter, kraftelektroniska enheter, t.ex. integrerade CPU-moduler.<\/p>\n<\/div>\n
Keramisk (ingen elektrod)<\/p>\n
DBC-keramik\uff08pl\u00e4terad kopparelektrod\uff09<\/p>\n<\/li>\n
DBC-keramik\uff08ingen pl\u00e4terad kopparelektrod\uff09<\/p>\n<\/li>\n<\/ul>\n<\/div>\n
F\u00e4rg<\/th>\n | Vit<\/td>\n<\/tr>\n | ||
---|---|---|---|
Densitet<\/th>\n | 3.70g\/cm\u00b3<\/td>\n<\/tr>\n | ||
Material<\/th>\n | \u226596% aluminiumoxid<\/td>\n<\/tr>\n | ||
Vattenabsorption<\/th>\n | 0.0%<\/td>\n<\/tr>\n | ||
Tryckh\u00e5llfasthet<\/th>\n | \u2265294 MPa<\/td>\n<\/tr>\n | ||
Termisk expansionskoefficient<\/th>\n | 6.8~7.8*10\u207b\u2076\/\u2103<\/td>\n<\/tr>\n | ||
V\u00e4rmeledningsf\u00f6rm\u00e5ga<\/th>\n | \u226520 W\/m.K<\/td>\n<\/tr>\n | ||
Volymresistivitet<\/th>\n | 10\u00b9\u2074\u03a9\u30fbcm<\/td>\n<\/tr>\n | ||
Dielektrisk konstant<\/th>\n | 9.5~10.2 \uff0825\u2103 1MHz\uff09<\/td>\n<\/tr>\n | ||
Dielektrisk f\u00f6rlust, tangent<\/th>\n | 3\u00d710\u207b\u2074\uff0825\u2103 1MHz\uff09<\/td>\n<\/tr>\n | ||
Dielektrisk h\u00e5llfasthet<\/th>\n | \u226520KV\/mm<\/td>\n<\/tr>\n | ||
Oj\u00e4mnhet p\u00e5 yta<\/th>\n | 0.3~0.5 \u03bcm<\/td>\n<\/tr>\n<\/table>\n<\/li>\nDBC-keramik<\/h2>\n
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