{"id":326,"date":"2017-12-10T09:49:44","date_gmt":"2017-12-10T09:49:44","guid":{"rendered":""},"modified":"2017-12-10T17:50:27","modified_gmt":"2017-12-10T09:50:27","slug":"%e5%a6%82%e4%bd%95%e7%a1%ae%e4%bf%9dmos%e7%ae%a1%e5%b7%a5%e4%bd%9c%e5%9c%a8%e5%ae%89%e5%85%a8%e5%8c%ba","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=326","title":{"rendered":"\u5982\u4f55\u786e\u4fddMOS\u7ba1\u5de5\u4f5c\u5728\u5b89\u5168\u533a"},"content":{"rendered":"

\n\t\u7535\u6e90\u5de5\u7a0b\u5e08\u6700\u6015\u4ec0\u4e48\uff1f\u70b8\u673a\uff01\u7528\u7740\u7528\u7740\u5c31\u574f\u4e86\uff0c\u83ab\u540d\u5176\u5999MOS\u7ba1\u5c31\u70b8\u4e86\uff0c\u771f\u662f\u53c8\u6015\u53c8\u6068\uff0c\u53ef\u5230\u5e95\u662f\u54ea\u91cc\u51fa\u95ee\u9898\u4e86\u5462\uff1f\u8fd9\u4e00\u5207\u90fd\u548cSOA\u76f8\u5173\u3002<\/p>\n

\n\t\u6211\u4eec\u77e5\u9053\u5f00\u5173\u7535\u6e90\u4e2dMOSFET\u3001 IGBT\u662f\u6700\u6838\u5fc3\u4e5f\u662f\u6700\u5bb9\u6613\u70e7\u574f\u7684\u5668\u4ef6\u3002\u5f00\u5173\u5668\u4ef6\u957f\u671f\u5de5\u4f5c\u4e8e\u9ad8\u7535\u538b\u5927\u7535\u6d41\u72b6\u6001\uff0c\u627f\u53d7\u7740\u5f88\u5927\u7684\u529f\u8017\uff0c\u4e00\u4f46\u8fc7\u538b\u6216\u8fc7\u6d41\u5c31\u4f1a\u5bfc\u81f4\u529f\u8017\u5927\u589e\uff0c\u6676\u5706\u7ed3\u6e29\u6025\u5267\u4e0a\u5347\uff0c\u5982\u679c\u6563\u70ed\u4e0d\u53ca\u65f6\uff0c\u5c31\u4f1a\u5bfc\u81f4\u5668\u4ef6\u635f\u574f\uff0c\u751a\u81f3\u53ef\u80fd\u4f1a\u4f34\u968f\u7206\u70b8\uff0c\u975e\u5e38\u5371\u9669\u3002\u8fd9\u91cc\u5c31\u884d\u751f\u4e00\u4e2a\u6982\u5ff5\uff0c\u5b89\u5168\u5de5\u4f5c\u533a\u3002<\/p>\n

\n\t\u4e00\u3001\u4ec0\u4e48\u662f\u5b89\u5168\u5de5\u4f5c\u533a\uff1f<\/strong><\/p>\n

\n\t\u5b89\u5168\u5de5\u4f5c\u533a\uff1aSOA\uff08Safe operating area\uff09\u662f\u7531\u4e00\u7cfb\u5217\uff08\u7535\u538b\uff0c\u7535\u6d41\uff09\u5750\u6807\u70b9\u5f62\u6210\u7684\u4e00\u4e2a\u4e8c\u7ef4\u533a\u57df\uff0c\u5f00\u5173\u5668\u4ef6\u6b63\u5e38\u5de5\u4f5c\u65f6\u7684\u7535\u538b\u548c\u7535\u6d41\u90fd\u4e0d\u4f1a\u8d85\u8fc7\u8be5\u533a\u57df\u3002\u7b80\u5355\u7684\u8bb2\uff0c\u53ea\u8981\u5668\u4ef6\u5de5\u4f5c\u5728SOA\u533a\u57df\u5185\u5c31\u662f\u5b89\u5168\u7684\uff0c\u8d85\u8fc7\u8fd9\u4e2a\u533a\u57df\u5c31\u5b58\u5728\u5371\u9669\u3002<\/p>\n

\n\t\u4e8c\u3001SOA\u5177\u4f53\u5982\u4f55\u5e94\u7528\u548c\u6d4b\u8bd5\u5462\uff1f<\/strong><\/p>\n

\n\t\u5f00\u5173\u5668\u4ef6\u7684\u5404\u9879\u53c2\u6570\u5728\u6570\u636e\u624b\u518c\u4e2d\u90fd\u4f1a\u660e\u786e\u6807\u6ce8\uff0c\u8fd9\u91cc\u6211\u4eec\u5148\u6765\u89e3\u8bfb\u4e24\u4e2a\u53c2\u6570\uff1a<\/p>\n

\n\tlVDS\uff08Drain-source voltage\uff09\uff1a\u6f0f\u6e90\u7535\u538b\u6807\u79f0\u503c\uff0c\u53cd\u5e94\u7684\u662f\u6f0f\u6e90\u6781\u80fd\u627f\u53d7\u7684\u6700\u5927\u7684\u7535\u538b\u503c\uff1b<\/p>\n

\n\tlIDM\uff08Drain current(pulsed)\uff09\uff1a\u6f0f\u6e90\u6700\u5927\u5355\u8109\u51b2\u7535\u6d41\uff08\u975e\u91cd\u590d\u8109\u51b2\uff09\uff0c\u53cd\u5e94\u7684\u662f\u6f0f\u6e90\u6781\u53ef\u627f\u53d7\u7684\u5355\u6b21\u8109\u51b2\u7535\u6d41\u5f3a\u3002<\/p>\n

\n\t\"\u5982\u4f55\u786e\u4fddMOS\u7ba1\u5de5\u4f5c\u5728\u5b89\u5168\u533a\"<\/p>\n

\u56fe1 \u5f00\u5173\u5668\u4ef6\u53c2\u6570\u8868<\/span><\/p>\n

\n\t\u5668\u4ef6\u624b\u518c\u4e00\u822c\u90fd\u4f1a\u63d0\u4f9bSOA\uff08Safe operating area\uff09\u6570\u636e\u56fe\u8868\uff0c\u4e3b\u8981\u548c\u6676\u5706\u7684\u6563\u70ed\u3001\u77ac\u95f4\u7535\u538b\u548c\u7535\u6d41\u7684\u627f\u53d7\u80fd\u529b\u6709\u5173\uff0c\u901a\u8fc7IDM\u548cVDS\u53ca\u5668\u4ef6\u6676\u5706\u6c9f\u9053\u635f\u8017\u7684\u9650\u5236\u5f62\u6210\u4e00\u4e2a\u5de5\u4f5c\u533a\u57df\uff0c\u79f0\u4e3a\u5b89\u5168\u5de5\u4f5c\u533a\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002\u5b89\u5168\u5de5\u4f5c\u533a\u53ef\u4ee5\u907f\u514d\u7ba1\u5b50\u56e0\u7ed3\u6e29\u8fc7\u9ad8\u800c\u635f\u574f\u3002<\/p>\n

\n\t\"\u5982\u4f55\u786e\u4fddMOS\u7ba1\u5de5\u4f5c\u5728\u5b89\u5168\u533a\"<\/p>\n

\u56fe2 \u5668\u4ef6\u624b\u518cSOA\u66f2\u7ebf\u56fe<\/span><\/p>\n

\n\t\u793a\u6ce2\u5668\u7684\u6d4b\u8bd5\u5e94\u7528\u975e\u5e38\u7b80\u5355\uff0c\u4f7f\u7528\u7535\u538b\u3001\u7535\u6d41\u63a2\u5934\u6b63\u5e38\u6d4b\u8bd5\u5f00\u5173\u7ba1\u7684VDS\u548cIDM\uff0c\u5e76\u6253\u5f00SOA\u5206\u6790\u529f\u80fd\uff0c\u5bf9\u7167\u6570\u636e\u624b\u518c\u7684SOA\u6570\u636e\u8bbe\u7f6e\u597d\u793a\u6ce2\u5668\u7684SOA\u53c2\u6570\u5373\u53ef\u3002\u4e00\u4f46\u6ce2\u5f62\u89e6\u78b0\u5230\u5b89\u5168\u533a\u4ee5\u5916\u7684\u533a\u57df\uff0c\u5c31\u8bf4\u660e\u5668\u4ef6\u8d85\u989d\u5de5\u4f5c\uff0c\u5b58\u5728\u5371\u9669\u3002<\/p>\n

\n\t\u4e09\u3001\u793a\u6ce2\u5668\u7684SOA\u5206\u6790\u529f\u80fd\u6709\u54ea\u4e9b\u4f5c\u7528\uff1f<\/strong><\/p>\n

\n\tl\u652f\u6301\u8fde\u7eed\u6d4b\u8bd5\uff0c\u5e76\u7edf\u8ba1\u901a\u8fc7\u53ca\u5931\u8d25\u7684\u603b\u6570\u6b21\uff0c\u8be5\u6a21\u5f0f\u53ef\u7528\u4e8e\u8fde\u7eed\u70e4\u673a\u6d4b\u8bd5\uff1b<\/p>\n

\n\tl\u652f\u6301\u89e6\u78b0\uff08\u6ce2\u5f62\u8d85\u51fa\u5b89\u5168\u533a\u57df\uff09\u505c\u6b62\u3001\u81ea\u52a8\u622a\u56fe\u3001\u58f0\u97f3\u63d0\u793a\u64cd\u4f5c\uff1b<\/p>\n

\n\tl\u5b89\u5168\u5de5\u4f5c\u533a\u53ef\u901a\u8fc7\u7535\u538b\u3001\u7535\u6d41\u3001\u529f\u7387\u9650\u5236\u8bbe\u5b9a\uff0c\u4e5f\u53ef\u81ea\u5b9a\u4e49\u8bbe\u5b9a\u3002<\/p>\n

\n\t\"\u5982\u4f55\u786e\u4fddMOS\u7ba1\u5de5\u4f5c\u5728\u5b89\u5168\u533a\"<\/p>\n

\u56fe3 \u793a\u6ce2\u5668SOA\u6d4b\u8bd5\u6ce2\u5f62\u56fe<\/span><\/p>\n

\n\t\u56db\u3001\u603b\u7ed3<\/strong><\/p>\n

\n\t\u5f00\u5173\u5668\u4ef6\u7684\u5b89\u5168\u5de5\u4f5c\u533a\u662f\u4e00\u9879\u975e\u5e38\u91cd\u8981\u7684\u53c2\u6570\uff0c\u901a\u8fc7\u793a\u6ce2\u5668\u7684SOA\u5206\u6790\u529f\u80fd\uff0c\u53ef\u4ee5\u5feb\u901f\u6709\u6548\u7684\u786e\u5b9a\u5668\u4ef6\u7684\u5de5\u4f5c\u662f\u5426\u5b89\u5168\uff0c\u786e\u4fdd\u4ea7\u54c1\u5b89\u5168\u53ef\u9760\u3002<\/p>\n

\n\t\u6765\u6e90\uff1a \u4e0e\u975e\u7f51<\/p>\n

\n\t <\/p>\n

\n\t <\/p>\n

\n\t <\/p>\n

\u4e3b\u56fe: <\/span><\/p>\n

\n\t <\/p>\n

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

\u7535\u6e90\u5de5\u7a0b\u5e08\u6700\u6015\u4ec0\u4e48\uff1f\u70b8\u673a\uff01\u7528\u7740\u7528\u7740\u5c31\u574f\u4e86\uff0c\u83ab\u540d\u5176\u5999MOS\u7ba1\u5c31\u70b8\u4e86\uff0c\u771f\u662f\u53c8\u6015\u53c8\u6068\uff0c\u53ef\u5230\u5e95\u662f\u54ea\u91cc\u51fa\u95ee\u9898\u4e86\u5462\uff1f\u8fd9\u4e00\u5207\u90fd\u548cSOA\u76f8\u5173\u3002 \u6211\u4eec\u77e5\u9053\u5f00\u5173\u7535\u6e90\u4e2dMOSFET\u3001 IGBT\u662f\u6700\u6838\u5fc3\u4e5f\u662f\u6700\u5bb9<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/326"}],"collection":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=326"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/326\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=326"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}