{"id":4594,"date":"2026-01-29T09:30:18","date_gmt":"2026-01-29T09:30:18","guid":{"rendered":"https:\/\/www.hiitiosemi.com\/?p=4594"},"modified":"2026-01-29T09:30:37","modified_gmt":"2026-01-29T09:30:37","slug":"sic-mosfet-vs-silicon-mosfet-performance-and-efficiency-comparison","status":"publish","type":"post","link":"https:\/\/www.hiitiosemi.com\/zh\/blog\/sic-mosfet-vs-silicon-mosfet-performance-and-efficiency-comparison\/","title":{"rendered":"SiC MOSFET\u4e0e\u7845MOSFET\u6027\u80fd\u548c\u6548\u7387\u5bf9\u6bd4"},"content":{"rendered":"<p>\u5982\u679c\u4f60\u6b63\u5728\u8bc4\u4f30\u662f\u5426\u5347\u7ea7\u4f60\u7684\u7535\u529b\u7535\u5b50\u8bbe\u8ba1\uff0c\u4e86\u89e3\u78b3\u5316\u7845\uff08SiC\uff09MOSFET\u4e0e\u4f20\u7edf\u7845\uff08Silicon\uff09MOSFET\u4e4b\u95f4\u7684\u6027\u80fd\u5dee\u5f02\u81f3\u5173\u91cd\u8981\u3002\u5de5\u7a0b\u5e08\u548c\u51b3\u7b56\u8005\u9762\u4e34\u7740\u5728\u66f4\u9ad8\u7684SiC\u6210\u672c\u4e0e\u663e\u8457\u7684\u6548\u7387\u63d0\u5347\u3001\u70ed\u6027\u80fd\u4f18\u52bf\u4ee5\u53ca\u5f00\u5173\u901f\u5ea6\u6539\u5584\u4e4b\u95f4\u6743\u8861\u7684\u6311\u6218\u3002\u8fd9\u79cd\u6bd4\u8f83\u4e0d\u4ec5\u4ec5\u5173\u4e4e\u89c4\u683c\u53c2\u6570\u2014\u2014\u66f4\u5173\u4e4e\u89e3\u9501\u7cfb\u7edf\u5c42\u9762\u7684\u4f18\u52bf\uff0c\u4ece\u800c\u964d\u4f4e\u5e94\u7528\u4e2d\u7684\u4f53\u79ef\u3001\u91cd\u91cf\u548c\u80fd\u91cf\u635f\u8017\uff0c\u6bd4\u5982\u5728\u7535\u52a8\u8f66\u9006\u53d8\u5668\u548c\u592a\u9633\u80fd\u9006\u53d8\u5668\u4e2d\u7684\u5e94\u7528\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u76f4\u63a5\u6df1\u5165\u63a2\u8ba8\u4f7f\u78b3\u5316\u7845\u6210\u4e3a\u4e0b\u4e00\u4ee3\u7535\u529b\u7535\u5b50\u5668\u4ef6\u5177\u6709\u5438\u5f15\u529b\u7684\u5173\u952e\u6280\u672f\u6307\u6807\u548c\u5b9e\u9645\u5f71\u54cd\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"\u4e3a\u4ec0\u4e48\u7845\u78b3MOSFET\u66f4\u4f18\uff1f\u7406\u89e3\u7845\u78b3MOSFET | SiC MOSFET\u4e0eSi MOSFET\u5bf9\u6bd4\" width=\"1290\" height=\"726\" src=\"https:\/\/www.youtube.com\/embed\/O09aeOUIFmQ?start=382&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u6750\u6599\u79d1\u5b66\uff1a\u5bbd\u5e26\u9699\u6750\u6599\u4e3a\u4f55\u91cd\u8981<\/h2>\n\n\n\n<p>\u5728\u6bd4\u8f83SiC MOSFET\u4e0e\u4f20\u7edf\u7845MOSFET\u65f6\uff0c\u6838\u5fc3\u5dee\u5f02\u5728\u4e8e\u5bbd\u5e26\u9699\u534a\u5bfc\u4f53\u6750\u6599\u3002\u78b3\u5316\u7845\uff08SiC\uff09\u7684\u5e26\u9699\u80fd\u91cf\u7ea6\u4e3a3.26\u7535\u5b50\u4f0f\u7279\uff08eV\uff09\uff0c\u8fdc\u9ad8\u4e8e\u7845\u76841.12\u7535\u5b50\u4f0f\u7279\uff08eV\uff09\u3002\u8fd9\u79cd\u66f4\u5bbd\u7684\u5e26\u9699\u4ece\u6839\u672c\u4e0a\u4f7f\u5f97SiC\u5668\u4ef6\u80fd\u591f\u5728\u66f4\u9ad8\u7684\u7535\u538b\u548c\u6e29\u5ea6\u4e0b\u5de5\u4f5c\uff0c\u975e\u5e38\u9002\u5408\u7528\u4e8e\u9ad8\u538b\u7535\u6e90\u6a21\u5757\uff0c\u6ee1\u8db3\u82db\u523b\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e26\u9699\u80fd\u91cf\u4e0e\u9ad8\u538b\u5de5\u4f5c\u80fd\u529b<\/h3>\n\n\n\n<p>SiC\u7684\u8f83\u5927\u5e26\u9699\u80fd\u91cf\u964d\u4f4e\u4e86\u672c\u5f81\u8f7d\u6d41\u5b50\u6d53\u5ea6\uff0c\u4ece\u800c\u63d0\u5347\u4e86\u5668\u4ef6\u5728\u6781\u7aef\u6761\u4ef6\u4e0b\u7684\u7a33\u5b9a\u6027\u3002\u8fd9\u610f\u5473\u7740\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u66f4\u9ad8\u7684\u51fb\u7a7f\u7535\u538b\u7b49\u7ea7\uff1a<\/strong>&nbsp;SiC MOSFET\u80fd\u591f\u8f7b\u677e\u5904\u7406\u8d85\u8fc71200\u4f0f\u7684\u7535\u538b\u3002<\/li>\n\n\n\n<li><strong>\u66f4\u4f4e\u7684\u6f0f\u7535\u6d41\uff1a<\/strong>&nbsp;\u5668\u4ef6\u5728\u8f83\u9ad8\u7684\u7ed3\u6e29\uff08Tj\uff09\u4e0b\u4ecd\u80fd\u4fdd\u6301\u6027\u80fd\u3002<\/li>\n\n\n\n<li><strong>\u66f4\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff1a<\/strong>&nbsp;\u9002\u7528\u4e8e\u7845\u5668\u4ef6\u96be\u4ee5\u5e94\u5bf9\u7684\u6076\u52a3\u73af\u5883\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u51fb\u7a7f\u7535\u573a\uff1a\u66f4\u8584\u7684\u6f02\u79fb\u5c42\uff0c\u8f83\u4f4e\u7684\u7535\u963b<\/h3>\n\n\n\n<p>SiC\u7684\u4e34\u754c\u51fb\u7a7f\u7535\u573a\u5927\u7ea6\u662f&nbsp;<strong>\u7845\u768410\u500d<\/strong>&nbsp;\uff0c\u8fd9\u4f7f\u5f97\u529f\u7387\u6676\u4f53\u7ba1\u8bbe\u8ba1\u5177\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u66f4\u8584\u7684\u6f02\u79fb\u5c42\uff1a<\/strong>&nbsp;\u5728\u4e0d\u727a\u7272\u7535\u538b\u7b49\u7ea7\u7684\u60c5\u51b5\u4e0b\uff0c\u964d\u4f4e\u5bfc\u901a\u7535\u963b\uff08RDS(on)\uff09\u3002<\/li>\n\n\n\n<li><strong>\u66f4\u4f4e\u7684\u5bfc\u901a\u635f\u8017\uff1a<\/strong>&nbsp;\u6709\u52a9\u4e8e\u6574\u4f53\u7cfb\u7edf\u6548\u7387\u7684\u63d0\u5347\u3002<\/li>\n\n\n\n<li><strong>\u63d0\u9ad8\u7684\u529f\u7387\u5bc6\u5ea6\uff1a<\/strong>&nbsp;\u66f4\u5c0f\u7684\u8bbe\u5907\u5360\u7528\u7a7a\u95f4\u5b9e\u73b0\u7d27\u51d1\u7684\u9ad8\u538b\u8bbe\u8ba1\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"434\" src=\"https:\/\/www.hiitiosemi.com\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner-1024x434.webp\" alt=\"\" class=\"wp-image-4633\" srcset=\"https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner-1024x434.webp 1024w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner-300x127.webp 300w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner-768x326.webp 768w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner-18x8.webp 18w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner-600x255.webp 600w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2026\/01\/HIITIO-semiconductor-contact-background-banner.webp 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u70ed\u5bfc\u7387\uff1a\u66f4\u597d\u7684\u6563\u70ed\u6027\u80fd<\/h3>\n\n\n\n<p>\u78b3\u5316\u7845\uff08SiC\uff09\u7684\u4e00\u5927\u7a81\u51fa\u6750\u6599\u7279\u6027\u662f\u5176\u4f18\u8d8a\u7684\u70ed\u5bfc\u7387\u2014\u2014\u7ea6\u4e3a3.7 W\/cmK\uff0c\u800c\u7845\u7684\u4e3a1.5 W\/cmK\u3002\u8fd9\u4e00\u4f18\u52bf\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u652f\u6301&nbsp;<strong>\u66f4\u9ad8\u7684\u7ed3\u70b9\u6e29\u5ea6<\/strong>&nbsp;\u800c\u4e0d\u5f71\u54cd\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u964d\u4f4e\u70ed\u963b\uff08Rth\uff09\uff0c\u589e\u5f3a\u6563\u70ed\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u5141\u8bb8\u4f7f\u7528\u66f4\u5c0f\u3001\u66f4\u8f7b\u7684\u6563\u70ed\u5668\u548c\u66f4\u7d27\u51d1\u7684\u5c01\u88c5\u89e3\u51b3\u65b9\u6848\uff0c\u4f8b\u5982HIITIO\u7684\u5148\u8fdb\u70ed\u754c\u9762\u6750\u6599\u3002<\/li>\n\n\n\n<li>\u5728\u6301\u7eed\u9ad8\u529f\u7387\u8fd0\u884c\u4e0b\u63d0\u9ad8\u53ef\u9760\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5728\uff0c\u78b3\u5316\u7845\u7684\u5bbd\u5e26\u9699\u3001\u9ad8\u51fb\u7a7f\u573a\u5f3a\u548c\u4f18\u5f02\u7684\u70ed\u5bfc\u7387\u4e3aMOSFET\u6027\u80fd\u5960\u5b9a\u4e86\u57fa\u7840\uff0c\u8d85\u8d8a\u4f20\u7edf\u7845\u5668\u4ef6\u3002\u8fd9\u4e9b\u6750\u6599\u79d1\u5b66\u4f18\u52bf\u76f4\u63a5\u8f6c\u5316\u4e3a\u66f4\u9ad8\u7684\u6548\u7387\u3001\u66f4\u5c0f\u7684\u4f53\u79ef\u548c\u66f4\u9ad8\u7684\u53ef\u9760\u6027\u5728\u73b0\u4ee3\u7535\u529b\u7535\u5b50\u4e2d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5173\u952e\u6027\u80fd\u6307\u6807\uff1a\u4e00\u5bf9\u4e00\u5bf9\u6bd4<\/h2>\n\n\n\n<p>\u5728\u6bd4\u8f83\u78b3\u5316\u7845MOSFET\u4e0e\u4f20\u7edf\u7845MOSFET\u65f6\uff0c\u5bfc\u901a\u7535\u963b\u3001\u5f00\u5173\u901f\u5ea6\u548c\u70ed\u7ba1\u7406\u7b49\u5173\u952e\u6307\u6807\u7a81\u663e\u4e86\u78b3\u5316\u7845\u6280\u672f\u7684\u5b9e\u9645\u4f18\u52bf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5bfc\u901a\u7535\u963b\uff08RDS(on)\uff09\u4e0e\u6e29\u5ea6\u7a33\u5b9a\u6027<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u78b3\u5316\u7845\u91d1\u5c5e\u6c27\u5316\u7269\u573a\u6548\u5e94\u6676\u4f53\u7ba1<\/strong>&nbsp;\u5177\u6709\u663e\u8457\u66f4\u4f4e\u7684RDS(on)\uff0c\u51cf\u5c11\u5bfc\u901a\u635f\u8017\u5e76\u63d0\u9ad8\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u4e0e\u7845\u5668\u4ef6\u4e0d\u540c\uff0c\u78b3\u5316\u7845\u5373\u4f7f\u5728\u8f83\u9ad8\u7ed3\u70b9\u6e29\u5ea6\u4e0b\u4e5f\u80fd\u4fdd\u6301\u7a33\u5b9a\u7684\u7535\u963b\uff0c\u8fd9\u610f\u5473\u7740\u5728\u9ad8\u6e29\u73af\u5883\u4e0b\u6027\u80fd\u66f4\u4f73\u3002<\/li>\n\n\n\n<li><strong>\u7845MOSFET<\/strong>&nbsp;\u503e\u5411\u4e8e\u968f\u7740\u6e29\u5ea6\u5347\u9ad8\u800cRDS(on)\u6025\u5267\u4e0a\u5347\uff0c\u589e\u52a0\u529f\u7387\u635f\u8017\u548c\u70ed\u91cf\u4ea7\u751f\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6307\u6807<\/th><th>\u78b3\u5316\u7845MOSFET<\/th><th>\u7845MOSFET<\/th><\/tr><\/thead><tbody><tr><td>25\u00b0C\u65f6\u7684RDS(on)<\/td><td>\u4f4e\uff08\u4f8b\u5982&lt;10\u6beb\u6b27\uff09<\/td><td>\u66f4\u9ad8\uff08\u4f8b\u5982\uff0c&gt;20 m\u03a9\uff09<\/td><\/tr><tr><td>\u5728150\u00b0C\u65f6\u7684RDS\uff08on\uff09<\/td><td>\u8f7b\u5fae\u589e\u52a0<\/td><td>\u663e\u8457\u589e\u52a0<\/td><\/tr><tr><td>\u5bfc\u901a\u635f\u8017<\/td><td>\u8f83\u4f4e<\/td><td>\u8f83\u9ad8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f00\u5173\u901f\u5ea6\u4e0e\u9891\u7387<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u78b3\u5316\u7845\u5668\u4ef6\u5728\u8f83\u4f4e\u7684\u95e8\u6781\u7535\u8377\uff08Qg\uff09\u548c\u6700\u5c0f\u7684\u53cd\u5411\u6062\u590d\u7535\u8377\uff08Qrr\uff09\u65b9\u9762\u8868\u73b0\u51fa\u8272\uff0c\u8fd9\u8f6c\u5316\u4e3a\u66f4\u5feb\u7684\u5f00\u5173\u901f\u5ea6\u548c\u66f4\u5c11\u7684\u5f00\u5173\u635f\u8017\u3002<\/li>\n\n\n\n<li>\u8fd9\u4f7f\u5f97\u66f4\u9ad8\u7684\u5de5\u4f5c\u9891\u7387\u6210\u4e3a\u53ef\u80fd\uff0c\u4ece\u800c\u4f7f\u7535\u6e90\u8f6c\u6362\u5668\u66f4\u7d27\u51d1\u3001\u66f4\u9ad8\u6548\u3002<\/li>\n\n\n\n<li>\u7845MOSFET\u901a\u5e38\u5177\u6709\u66f4\u9ad8\u7684Qg\u548cQrr\uff0c\u7531\u4e8e\u5f00\u5173\u635f\u8017\u589e\u52a0\uff0c\u9650\u5236\u4e86\u5176\u5728\u9ad8\u9891\u6027\u80fd\u4e0a\u7684\u8868\u73b0\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u70ed\u7ba1\u7406\u4e0e\u529f\u7387\u5bc6\u5ea6<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u78b3\u5316\u7845\u4f18\u8d8a\u7684\u70ed\u5bfc\u7387\u548c\u66f4\u9ad8\u7684\u7ed3\u6e29\uff08Tj\uff09\u9650\u5236\u5141\u8bb8\u5668\u4ef6\u5728\u4e0d\u53d1\u751f\u6545\u969c\u7684\u60c5\u51b5\u4e0b\u8fd0\u884c\u5f97\u66f4\u70ed\u3002<\/li>\n\n\n\n<li>\u8fd9\u5e26\u6765\u4e86\u66f4\u5c0f\u7684\u6563\u70ed\u5668\u548c\u66f4\u7d27\u51d1\u7684\u7cfb\u7edf\u8bbe\u8ba1\uff0c\u4ee5\u53ca\u66f4\u9ad8\u7684\u529f\u7387\u5bc6\u5ea6\u3002<\/li>\n\n\n\n<li>\u521b\u65b0\u7684\u5c01\u88c5\u89e3\u51b3\u65b9\u6848\u5982HIITIO\u7535\u6e90\u6a21\u5757\u4f18\u5316\u4e86\u6563\u70ed\u548c\u96c6\u6210\uff0c\u9002\u7528\u4e8e\u7d27\u51d1\u578b\u9ad8\u6027\u80fd\u5e94\u7528\u3002\u60a8\u53ef\u4ee5\u5728\u00a0<a href=\"https:\/\/www.hiitiosemi.com\/blog\/what-is-the-purpose-of-a-power-module\/\">HIITIO\u5c01\u88c5\u6d1e\u5bdf<\/a>.<\/li>\n<\/ul>\n\n\n\n<p>\u5728\uff0c\u78b3\u5316\u7845MOSFET\u5728\u5bfc\u901a\u635f\u8017\u548c\u5f00\u5173\u635f\u8017\u65b9\u9762\u4f18\u4e8e\u4f20\u7edf\u7845MOSFET\uff0c\u5177\u6709\u66f4\u597d\u7684\u6e29\u5ea6\u8010\u53d7\u6027\u548c\u66f4\u9ad8\u7684\u529f\u7387\u5bc6\u5ea6\u2014\u2014\u8fd9\u4e9b\u5173\u952e\u4f18\u52bf\u63a8\u52a8\u5176\u5728\u7535\u52a8\u8f66\u548c\u5de5\u4e1a\u81ea\u52a8\u5316\u7b49\u9ad8\u8981\u6c42\u5e02\u573a\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7cfb\u7edf\u7ea7\u5f71\u54cd\uff1a\u8d85\u8d8a\u6570\u636e\u624b\u518c<\/h2>\n\n\n\n<p>\u78b3\u5316\u7845MOSFET\u5e26\u6765\u7684\u5b9e\u9645\u6548\u7387\u63d0\u5347\u8fdc\u8d85\u6570\u636e\u624b\u518c\u4e0a\u7684\u6570\u5b57\u3002\u4f8b\u5982\uff0c\u914d\u5907\u78b3\u5316\u7845\u5668\u4ef6\u7684\u7535\u52a8\u8f66\uff08EV\uff09\u7275\u5f15\u9006\u53d8\u5668 <a href=\"https:\/\/www.researchgate.net\/publication\/350474169_The_Potential_Impact_of_Using_Traction_Inverters_with_SiC_MOSFETs_for_Electric_Buses\" target=\"_blank\" rel=\"noopener\">\u76f8\u6bd4\u4f20\u7edf\u7845MOSFET\uff0c\u6548\u7387\u63d0\u5347\u53ef\u8fbe2-5%<\/a> \u542c\u8d77\u6765\u53ef\u80fd\u5fae\u4e0d\u8db3\u9053\uff0c\u4f46\u8fd9\u610f\u5473\u7740\u66f4\u957f\u7684\u7eed\u822a\u91cc\u7a0b\u548c\u66f4\u5c11\u7684\u80fd\u91cf\u6d6a\u8d39\u3002\u540c\u6837\uff0c\u592a\u9633\u80fd\u9006\u53d8\u5668\u7b49\u53ef\u518d\u751f\u80fd\u6e90\u7cfb\u7edf\u4e5f\u4ece\u8fd9\u4e9b\u6539\u8fdb\u4e2d\u53d7\u76ca\uff0c\u63d0\u5347\u6574\u4f53\u7cfb\u7edf\u6548\u7387\u5e76\u964d\u4f4e\u8fd0\u884c\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u78b3\u5316\u7845MOSFET\u7684\u4e00\u4e2a\u7a81\u51fa\u4f18\u52bf\u662f\u5176\u80fd\u591f\u4ee5\u66f4\u9ad8\u9891\u7387\u5207\u6362\uff0c\u56e0\u4e3a\u5176\u95e8\u6781\u7535\u8377\uff08Qg\uff09\u8f83\u4f4e\uff0c\u53cd\u5411\u6062\u590d\u7535\u8377\uff08Qrr\uff09\u51cf\u5c11\u3002\u8fd9\u79cd\u66f4\u9ad8\u7684\u5207\u6362\u901f\u5ea6\u4f7f\u8bbe\u8ba1\u5e08\u80fd\u591f\u7f29\u5c0f\u88ab\u52a8\u5143\u4ef6\u5982\u7535\u611f\u548c\u7535\u5bb9\u3002\u66f4\u5c0f\u7684\u78c1\u6027\u5143\u4ef6\u51cf\u5c11\u4e86\u677f\u8f7d\u7a7a\u95f4\u548c\u7cfb\u7edf\u91cd\u91cf\u2014\u2014\u5bf9\u4e8e\u7d27\u51d1\u578b\u7535\u6e90\u6a21\u5757\u81f3\u5173\u91cd\u8981\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u63d0\u5347\u4e5f\u5e26\u6765\u4e86\u66f4\u590d\u6742\u7684\u95e8\u6781\u9a71\u52a8\u7535\u8def\u3002\u78b3\u5316\u7845MOSFET\u901a\u5e38\u9700\u8981\u4e13\u7528\u7684\u95e8\u6781\u9a71\u52a8IC\u548c\u7cbe\u786e\u7684\u504f\u7f6e\uff0c\u4ee5\u53ef\u9760\u5730\u7ba1\u7406\u5feb\u901f\u5207\u6362\u8fc7\u6e21\u3002<\/p>\n\n\n\n<p>\u66f4\u5feb\u7684\u5207\u6362\u901f\u5ea6\u4e5f\u4f1a\u589e\u52a0\u7535\u78c1\u5e72\u6270\uff08EMI\uff09\u548c\u5bc4\u751f\u6548\u5e94\uff0c\u524d\u63d0\u662fPCB\u5e03\u5c40\u6ca1\u6709\u7ecf\u8fc7\u4ed4\u7ec6\u4f18\u5316\u3002\u5fc5\u987b\u91c7\u53d6\u9002\u5f53\u7684\u5bc4\u751f\u7535\u611f\u6291\u5236\u548cEMI\u7ba1\u7406\u63aa\u65bd\uff0c\u4ee5\u4fdd\u6301\u7a33\u5b9a\u8fd0\u884c\u5e76\u4fdd\u62a4\u654f\u611f\u7535\u8def\u3002\u6709\u6548\u7684\u5e03\u5c40\u7b56\u7565\u548c\u95e8\u6781\u9a71\u52a8\u7535\u8def\u4f18\u5316\u6709\u52a9\u4e8e\u5e94\u5bf9\u8fd9\u4e9b\u6311\u6218\uff0c\u4f7f\u9ad8\u6027\u80fd\u78b3\u5316\u7845\u7535\u6e90\u6a21\u5757\u6210\u4e3a\u9ad8\u8981\u6c42\u5e94\u7528\u7684\u53ef\u884c\u9009\u62e9\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5728\u5c06\u78b3\u5316\u7845MOSFET\u96c6\u6210\u5230\u9ad8\u538b\u7535\u6e90\u6a21\u5757\u4e2d\u65f6\uff0c\u8003\u8651\u70ed\u963b\uff08Rth\uff09\u548c\u5f00\u5173\u635f\u8017\u5bf9\u4e8e\u907f\u514d\u53ef\u9760\u6027\u95ee\u9898\u81f3\u5173\u91cd\u8981\u3002\u50cf\u5148\u8fdb\u7684\u538b\u529b\u5c01\u88c5\u89e3\u51b3\u65b9\u6848\uff0c\u7c7b\u4f3c\u4e8e\u63d0\u4f9b\u7684&nbsp;<a href=\"https:\/\/www.hiitiosemi.com\/product\/4500v-2000a-lgbt-module-press-package-with-fwd\/\">HIITIO\u76844500V 2000A LGBT\u6a21\u5757<\/a>\uff0c\u63d0\u4f9b\u9ad8\u6548\u7684\u70ed\u7ba1\u7406\u548c\u5f3a\u5927\u7684\u7535\u6c14\u6027\u80fd\uff0c\u652f\u6301\u8fd9\u4e9b\u7cfb\u7edf\u7ea7\u7684\u4f18\u52bf\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"585\" src=\"https:\/\/www.hiitiosemi.com\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution-1024x585.webp\" alt=\"\" class=\"wp-image-4277\" srcset=\"https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution-1024x585.webp 1024w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution-300x171.webp 300w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution-768x438.webp 768w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution-18x10.webp 18w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution-600x343.webp 600w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/Silicon_Carbide_Technology_Challenges_and_Solution.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e94\u7528\u9002\u7528\u6027\uff1a\u4f55\u65f6\u9009\u62e9\u78b3\u5316\u7845\uff08SiC\uff09<\/h2>\n\n\n\n<p>\u78b3\u5316\u7845\uff08SiC\uff09MOSFET\u5728\u6027\u80fd\u3001\u6548\u7387\u548c\u5728\u6076\u52a3\u6761\u4ef6\u4e0b\u7684\u53ef\u9760\u6027\u65b9\u9762\u8868\u73b0\u51fa\u8272\u3002\u4ee5\u4e0b\u662fSiC\u771f\u6b63\u7a81\u51fa\u7684\u5e94\u7528\u9886\u57df\u7684\u7b80\u8981\u4ecb\u7ecd\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u5e94\u7528<\/strong><\/th><th><strong>\u4e3a\u4ec0\u4e48\u9009\u62e9SiC\uff1f<\/strong><\/th><th><strong>\u793a\u4f8b<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>\u7535\u52a8\u6c7d\u8f66<\/strong><\/td><td>\u66f4\u9ad8\u7684\u6548\u7387\u548c\u70ed\u7a33\u5b9a\u6027\uff0c\u9002\u7528\u4e8e\u7275\u5f15\u9006\u53d8\u5668\u548c\u8f66\u8f7d\u5145\u7535\u5668\uff0c\u51cf\u5c11\u4f53\u79ef\u5e76\u63d0\u9ad8\u7eed\u822a\u91cc\u7a0b\u3002<\/td><td>\u7535\u52a8\u8f66\u7275\u5f15\u9006\u53d8\u5668\u3001\u5177\u6709\u4e25\u683c\u70ed\u7ba1\u7406\u8981\u6c42\u7684\u8f66\u8f7d\u5145\u7535\u5668\u3002\u8bf7\u67e5\u770b\u8bf8\u5982&nbsp;<a href=\"https:\/\/www.hiitiosemi.com\/product\/2300v-half-bridge-sic-mosfet-module\/\">2300V\u534a\u6865SiC MOSFET\u6a21\u5757<\/a>&nbsp;\u4ee5\u6ee1\u8db3\u9ad8\u538b\u9700\u6c42\u3002<\/td><\/tr><tr><td><strong>\u53ef\u518d\u751f\u80fd\u6e90<\/strong><\/td><td>SiC MOSFET\u5904\u7406\u9ad8\u538b\u592a\u9633\u80fd\u9006\u53d8\u5668\u548c\u50a8\u80fd\u7cfb\u7edf\uff0c\u5177\u6709\u66f4\u4f4e\u7684\u5bfc\u901a\u635f\u8017\u548c\u66f4\u597d\u7684\u6563\u70ed\u6027\u80fd\u3002<\/td><td>\u5149\u4f0f\uff08PV\uff09\u9006\u53d8\u7cfb\u7edf\u548c\u5927\u578b\u50a8\u80fd\u88c5\u7f6e\u53d7\u76ca\u4e8eSiC\u7684\u9ad8\u6548\u6027\u80fd\u3002<\/td><\/tr><tr><td><strong>\u5de5\u4e1a\u81ea\u52a8\u5316<\/strong><\/td><td>\u4f18\u8d8a\u7684\u70ed\u53ef\u9760\u6027\u548c\u5feb\u901f\u5f00\u5173\u6027\u80fd\u63d0\u5347\u4f3a\u670d\u9a71\u52a8\u548c\u673a\u5668\u4eba\u5728\u82db\u523b\u73af\u5883\u4e2d\u7684\u8868\u73b0\u3002<\/td><td>\u9ad8\u529f\u7387\u4f3a\u670d\u9a71\u52a8\u63a7\u5236\u548c\u673a\u5668\u4eba\u6267\u884c\u5668\uff0c\u957f\u65f6\u95f4\u5728\u9ad8\u7ed3\u6e29\uff08Tj\uff09\u4e0b\u7684\u53ef\u9760\u6027\u81f3\u5173\u91cd\u8981\u3002<\/td><\/tr><tr><td><strong>\u7535\u6e90<\/strong><\/td><td>\u9ad8\u9891\u5f00\u5173\u548c\u4f4e\u5bfc\u901a\u635f\u8017\u5728\u670d\u52a1\u5668\u6a21\u5757\u548c\u5f00\u5173\u7535\u6e90\uff08SMPS\uff09\u4e2d\u7f29\u5c0f\u4f53\u79ef\u5e76\u63d0\u9ad8\u6548\u7387\u3002<\/td><td>\u9ad8\u9891\u5f00\u5173\u7535\u6e90\u548c\u6570\u636e\u4e2d\u5fc3\u7535\u6e90\uff0c\u8981\u6c42\u7d27\u5bc6\u7684\u70ed\u7ba1\u7406\u548c\u66f4\u5c0f\u7684\u65e0\u6e90\u5143\u4ef6\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u7531\u4e8eSiC\u7684\u5bbd\u5e26\u9699\u7279\u6027\uff0c\u5177\u6709\u66f4\u597d\u7684\u51fb\u7a7f\u7535\u538b\u7b49\u7ea7\u548c\u70ed\u963b\uff08Rth\uff09\uff0c\u4f7f\u5176\u975e\u5e38\u9002\u5408\u8fd9\u4e9b\u82db\u523b\u7684\u9886\u57df\u3002\u5f53\u4f60\u9009\u62e9SiC\u65f6\uff0c\u4f60\u662f\u5728\u6295\u8d44\u4e8e\u6bd4\u4f20\u7edf\u7845MOSFET\u66f4\u9ad8\u7684\u7cfb\u7edf\u6548\u7387\u3001\u529f\u7387\u5bc6\u5ea6\u548c\u957f\u671f\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"559\" src=\"https:\/\/www.hiitiosemi.com\/wp-content\/uploads\/2025\/12\/SIC-power-module--1024x559.webp\" alt=\"\" class=\"wp-image-4240\" srcset=\"https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/SIC-power-module--1024x559.webp 1024w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/SIC-power-module--300x164.webp 300w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/SIC-power-module--768x419.webp 768w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/SIC-power-module--18x10.webp 18w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/SIC-power-module--600x327.webp 600w, https:\/\/hiitiosemi.b-cdn.net\/wp-content\/uploads\/2025\/12\/SIC-power-module-.webp 1408w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u6210\u672c\u5206\u6790\uff1a\u5143\u4ef6\u4ef7\u683c\u4e0e\u7cfb\u7edf\u4ef7\u503c<\/h2>\n\n\n\n<p>\u4e0e\u4f20\u7edf\u7845MOSFET\u76f8\u6bd4\uff0cSiC MOSFET\u7684\u521d\u671f\u5355\u4ef7\u4ecd\u7136\u8f83\u9ad8\u3002\u8fd9\u4e00\u4ef7\u683c\u5dee\u5f02\u4e3b\u8981\u6e90\u4e8e\u5bbd\u5e26\u9699\u534a\u5bfc\u4f53\u7684\u5236\u9020\u5de5\u827a\u66f4\u590d\u6742\u4ee5\u53ca\u751f\u4ea7\u89c4\u6a21\u8f83\u5c0f\u3002\u7136\u800c\uff0c\u4ec5\u4ec5\u770b\u5143\u4ef6\u6210\u672c\u5e76\u4e0d\u80fd\u5168\u9762\u53cd\u6620\u5b9e\u9645\u60c5\u51b5\u3002<\/p>\n\n\n\n<p>\u5f53\u60a8\u8003\u8651\u6295\u8d44\u56de\u62a5\u7387\u65f6\uff0cSiC MOSFET\u53ef\u4ee5\u4e3a\u7cfb\u7edf\u751f\u547d\u5468\u671f\u5e26\u6765\u663e\u8457\u7684\u8282\u7701\u3002\u5b83\u4eec\u66f4\u4f4e\u7684\u5bfc\u901a\u7535\u963b\uff08RDS(on)\uff09\u548c\u5353\u8d8a\u7684\u5bfc\u70ed\u6027\u51cf\u5c11\u4e86\u5bf9\u7b28\u91cd\u51b7\u5374\u7cfb\u7edf\u7684\u9700\u6c42\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6750\u6599\u548c\u8fd0\u8425\u6210\u672c\u3002\u6b64\u5916\uff0c\u5b83\u4eec\u7684\u9ad8\u5f00\u5173\u9891\u7387\u53ef\u4ee5\u4f7f\u7528\u66f4\u5c0f\u7684\u65e0\u6e90\u5143\u4ef6\uff0c\u4ece\u800c\u51cf\u5c11\u78c1\u6027\u5143\u4ef6\u7684\u5c3a\u5bf8\u548c\u6210\u672c\u3002\u8fd9\u6709\u52a9\u4e8e\u5b9e\u73b0\u66f4\u7cbe\u7b80\u3001\u66f4\u9ad8\u6548\u7684\u529f\u7387\u6a21\u5757\u8bbe\u8ba1\uff0c\u4f8b\u5982\u5728\u5148\u8fdb\u7684\u7535\u529b\u7535\u5b50\u7ec4\u4ef6\u4e2d\u4f7f\u7528\u7684\u90a3\u4e9b\u3002<\/p>\n\n\n\n<p>\u4ece\u66f4\u5e7f\u9614\u7684\u5e02\u573a\u89d2\u5ea6\u6765\u770b\uff0c\u5bbd\u7981\u5e26\u6280\u672f\u6b63\u5728\u8fc5\u901f\u83b7\u5f97\u5173\u6ce8\u3002\u7531\u4e8e\u6676\u5706\u8d28\u91cf\u548c\u5236\u9020\u89c4\u6a21\u7684\u6539\u8fdb\uff0cSiC\u5668\u4ef6\u7684\u6210\u672c\u6301\u7eed\u4e0b\u964d\u3002\u8fd9\u4e00\u8d8b\u52bf\u4f7f\u5f97\u9ad8\u538bSiC 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