{"id":223,"date":"2024-10-25T15:30:00","date_gmt":"2024-10-25T07:30:00","guid":{"rendered":"https:\/\/www.linsensemi.com\/?p=223"},"modified":"2026-01-17T15:18:40","modified_gmt":"2026-01-17T07:18:40","slug":"expands-magnetic-sensor-portfolio-with-high-precision-tmr-angle-sensors","status":"publish","type":"post","link":"https:\/\/www.linsensemi.com\/zh\/company-news\/expands-magnetic-sensor-portfolio-with-high-precision-tmr-angle-sensors\/","title":{"rendered":"IGBT\u635f\u8017\u7684\u8ba1\u7b97"},"content":{"rendered":"

1.\u5173\u4e8eIGBT\u635f\u8017
<\/strong>IGBT\u6a21\u5757\u7531IGBT\u5355\u5143\u548cFWD\u5355\u5143\u7ec4\u6210\uff0c\u5b83\u4eec\u5404\u81ea\u4ea7\u751f\u7684\u635f\u8017\u4e4b\u548c\u5c31\u662fIGBT\u6a21\u5757\u6574\u4f53\u4ea7\u751f\u7684\u635f\u8017\u3002\u6b64\u5916\uff0c\u635f\u8017\u4e00\u822c\u53ef\u5206\u4e3a\u4f20\u5bfc\u635f\u8017\u548c\u5f00\u5173\u635f\u8017\uff0c\u8fdb\u4e00\u6b65\u7ec6\u5206\u5982\u4e0b\u3002
IGBT\u7684\u603b\u635f\u8017\u6784\u6210\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

IGBT\u5355\u5143\u548cFWD\u5355\u5143\u7684\u5bfc\u901a\u635f\u8017\u90fd\u53ef\u4ee5\u6839\u636e\u8f93\u51fa\u7279\u6027\u8ba1\u7b97\u51fa\u6765\u3002\u540c\u65f6\uff0c\u53ef\u4ee5\u6839\u636e\u5f00\u5173\u635f\u8017-\u96c6\u7535\u6781\u7535\u6d41\u7279\u6027\u8ba1\u7b97\u5f00\u5173\u635f\u8017\u3002\u70ed\u8bbe\u8ba1\u57fa\u4e8e\u8ba1\u7b97\u7684\u635f\u8017\uff0c\u4ee5\u786e\u4fdd\u7ed3\u6e29Tj\u4e0d\u8d85\u8fc7\u5141\u8bb8\u503c\u3002
Therefore, the value of the on-state voltage and switching losses at high junction temperatures is usually used for the calculation of losses.<\/p>\n\n\n\n

2. \u76f4\u6d41\u65a9\u6ce2\u7535\u8defIGBT\u635f\u8017\u8ba1\u7b97\u65b9\u6cd5
<\/strong>\u5f53\u76f4\u6d41\u65a9\u6ce2\u7535\u8def\u5de5\u4f5c\u65f6\uff0c\u6d41\u7ecfIGBT\u6216FWD\u7684\u7535\u6d41\u53ef\u4ee5\u88ab\u8ba4\u4e3a\u662f\u8fde\u7eed\u7684\u77e9\u5f62\u6ce2\uff0c\u8fd9\u4f7f\u5f97\u8fdb\u884c\u8fd1\u4f3c\u8ba1\u7b97\u53d8\u5f97\u7b80\u5355\u3002\u56fe\u4e2d\u663e\u793a\u4e86\u76f4\u6d41\u65a9\u6ce2\u7535\u8def\u7684\u8fd1\u4f3c\u5de5\u4f5c\u6ce2\u5f62\u3002\u96c6\u7535\u6781\u7535\u6d41\u4e3a IC \u65f6\u7684\u9971\u548c\u538b\u964d\u548c\u5f00\u5173\u635f\u8017\u5206\u522b\u4e3a VCE(sat)\u3001Eon\u3001Eoff\uff0cFWD \u7684\u6b63\u5411\u7535\u6d41\u4e3a IF \u65f6\u7684\u901a\u6001\u7535\u538b\u548c\u53cd\u5411\u6062\u590d\u635f\u8017\u5206\u522b\u4e3a VF\u3001Err\uff0cIGBT \u6a21\u5757\u7684\u635f\u8017\u8fd1\u4f3c\u5982\u4e0b\uff1a
IGBT Losses (W) = Conduction Losses + Turn-On Losses + Turn-Off Losses :<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u6b63\u5411\u635f\u8017\uff08W\uff09=\u5bfc\u901a\u635f\u8017+\u53cd\u5411\u6062\u590d\u635f\u8017<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u76f4\u6d41\u65a9\u6ce2\u7535\u8def\u7684\u5de5\u4f5c\u6ce2\u5f62\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u76ee\u6807\u5e02\u573a\u548c\u5e94\u7528\u7a0b\u5e8f<\/strong><\/p>\n\n\n\n

\u5b9e\u9645\u7684\u76f4\u6d41\u7535\u6e90\u7535\u538b\u3001\u6805\u6781\u7535\u963b\u503c\u7b49\u6761\u4ef6\u53ef\u80fd\u4e0e\u89c4\u683c\u4e66\u4e2d\u8bb0\u8f7d\u7684\u6709\u6240\u4e0d\u540c\uff0c\u6b64\u65f6\u53ef\u6309\u4ee5\u4e0b\u89c4\u5219\u8fdb\u884c\u8fd1\u4f3c\u8ba1\u7b97\u3002<\/p>\n\n\n\n

\u2460 \u5f53\u76f4\u6d41\u7535\u6e90\u7535\u538bEd(VCC)\u4e0d\u540c\u65f6<\/strong><\/p>\n\n\n\n

\u901a\u6001\u7535\u538b\uff1a\u4e0d\u53d7Ed(VCC)\u5f71\u54cd\uff1b
\u5f00\u5173\u635f\u8017\uff1a\u4e0eEd(VCC)\u6210\u6b63\u6bd4\uff1b<\/p>\n\n\n\n

\u2461\u6805\u6781\u7535\u963b\u503c\u4e0d\u540c\u65f6<\/strong><\/p>\n\n\n\n

\u901a\u6001\u7535\u538b\uff1a\u4e0d\u53d7\u6805\u6781\u7535\u963b\u503c\u5f71\u54cd\uff1b
\u5f00\u5173\u635f\u8017\uff1a\u4e0e\u5f00\u5173\u65f6\u95f4\u6210\u6b63\u6bd4\uff0c\u53d6\u51b3\u4e8e\u6805\u6781\u7535\u963b\u503c\u7684\u5927\u5c0f<\/p>\n\n\n\n

3.\u6b63\u5f26VVVF\u9006\u53d8\u5668\u5e94\u7528IGBT\u6a21\u5757\u635f\u8017\u8ba1\u7b97\u65b9\u6cd5
<\/strong>*VVVF\uff0c\u662fVariableVoltage\u548cVariableFrequency\u7684\u7f29\u5199\uff0c\u610f\u601d\u662f\uff1a\u53ef\u53d8\u7535\u538b\u3001\u53ef\u53d8\u9891\u7387\uff0c\u4e5f\u79f0\u4e3a\u53d8\u9891\u8c03\u901f\u7cfb\u7edf\u3002 VVVF\u63a7\u5236\u7684\u53d8\u9891\u5668\u4e0e\u7535\u673a\u8fde\u63a5\uff0c\u901a\u8fc7\u540c\u65f6\u6539\u53d8\u9891\u7387\u548c\u7535\u538b\uff0c\u8fbe\u5230\u6052\u5b9a\u78c1\u901a\uff08\u53ef\u4ee5\u7528\u53cd\u7535\u4f4d\/\u9891\u7387\u8868\u5f81\u6765\u8fd1\u4f3c\uff09\u548c\u63a7\u5236\u7535\u673a\u8f6c\u901f\uff08\u4e0e\u9891\u7387\u6210\u6b63\u6bd4\u7684\u8f6c\u901f\uff09\u7684\u76ee\u7684\uff0c\u6240\u4ee5\u66f4\u5e38\u7528\u4e8e\u53d8\u9891\u5668\uff0c\u5c5e\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5728\u901a\u8fc7VVVF\u9006\u53d8\u5668\u7b49\u8fdb\u884cPWM\u63a7\u5236\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u56fe6-2\u6240\u793a\uff0c\u7531\u4e8e\u7535\u6d41\u503c\u548c\u8fd0\u884c\u72b6\u6001\u603b\u662f\u5728\u53d8\u5316\uff0c\u56e0\u6b64\u9700\u8981\u4f7f\u7528\u8ba1\u7b97\u673a\u6a21\u62df\u6280\u672f\u7b49\u6765\u8be6\u7ec6\u8ba1\u7b97\u635f\u8017\u3002\u4f46\u7531\u4e8e\u8ba1\u7b97\u65b9\u6cd5\u8fc7\u4e8e\u590d\u6742\uff0c\u6211\u4eec\u5f15\u5165\u4e00\u79cd\u5229\u7528\u8fd1\u4f3c\u516c\u5f0f\u6765\u7f29\u77ed\u8ba1\u7b97\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

IGBT\u6a21\u5757\u7531IGBT\u5355\u5143\u548cFWD\u5355\u5143\u7ec4\u6210\uff0c\u5b83\u4eec\u5404\u81ea\u4ea7\u751f\u7684\u635f\u8017\u4e4b\u548c\u5c31\u662fIGBT\u6a21\u5757\u6574\u4f53\u4ea7\u751f\u7684\u635f\u8017\u3002<\/p>","protected":false},"author":1,"featured_media":980,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-223","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news"],"blocksy_meta":[],"acf":[],"jetpack_featured_media_url":"https:\/\/www.linsensemi.com\/wp-content\/uploads\/2021\/10\/02.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/posts\/223","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/comments?post=223"}],"version-history":[{"count":4,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/posts\/223\/revisions"}],"predecessor-version":[{"id":968,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/posts\/223\/revisions\/968"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/media\/980"}],"wp:attachment":[{"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/media?parent=223"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/categories?post=223"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linsensemi.com\/zh\/wp-json\/wp\/v2\/tags?post=223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}