{"id":5662,"date":"2021-10-30T15:21:00","date_gmt":"2021-10-30T07:21:00","guid":{"rendered":"http:\/\/www.szryc.com\/?p=5662"},"modified":"2021-10-30T15:28:58","modified_gmt":"2021-10-30T07:28:58","slug":"mosfet%e7%9a%84%e6%9c%80%e5%a4%a7%e8%bd%bd%e6%b5%81%e8%83%bd%e5%8a%9b%e5%8f%97%e5%88%b0%e7%9a%84%e9%99%90%e5%88%b6%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=5662","title":{"rendered":"MOSFET\u7684\u6700\u5927\u8f7d\u6d41\u80fd\u529b\u53d7\u5230\u7684\u9650\u5236\u5206\u6790"},"content":{"rendered":"<p>\u00a0 \u00a0 \u00a0MOS\u7ba1\u6700\u91cd\u8981\u7684\u53c2\u6570\u83ab\u8fc7\u4e8e\u7535\u6d41\u548c\u7535\u538b\u4e86\uff0c\u51b3\u5b9a\u7535\u6d41\u4e3b\u8981\u6765\u81ea\u5c01\u88c5\u548c\u82af\u7247\u5185\u963bRds(on).\u4e0b\u9762\u4ece\u5176\u4e2d\u4e00\u4e2a\u65b9\u9762\u5206\u6790\u4e00\u4e0b\u3002<\/p>\n<div class=\"post-image\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5665\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/36a0fd12a10817f3a3057ca24248f2a8b5468fcd0b83a481057de03bd6b1616f.0.jpg\" alt=\"\" width=\"400\" height=\"357\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/36a0fd12a10817f3a3057ca24248f2a8b5468fcd0b83a481057de03bd6b1616f.0.jpg 400w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/36a0fd12a10817f3a3057ca24248f2a8b5468fcd0b83a481057de03bd6b1616f.0-300x268.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/div>\n<p>\u00a0 \u00a0 \u00a0 MOSFET\u7684\u6700\u5927\u8f7d\u6d41\u80fd\u529b\u53d7\u52302\u65b9\u9762\u9650\u5236\uff1a \u4e00\u65b9\u9762\u662f\u7ba1\u82af\u9650\u5236\uff0c\u5373silicon limit\u3002\u7531\u4e8e\u901a\u6001\u7535\u963bRds(on)\u4ee5\u53ca\u7c73\u52d2\u7535\u5bb9\u5f15\u8d77\u7684\u5bfc\u901a\u635f\u8017\u548c\u5f00\u5173\u635f\u8017\uff0c\u4f1a\u5e26\u6765\u529f\u7387\u635f\u8017power loss\uff0c\u8fd9\u4e9b\u635f\u8017\u5c31\u4ee5\u5927\u91cf\u53d1\u70ed\u7684\u5f62\u5f0f\u6765\u91ca\u653e\uff0c\u5982\u679c\u70ed\u91cf\u8fc7\u9ad8\u5c31\u4f1a\u70e7\u6bc1\u7ba1\u82af\u3002\u4e00\u822cMOSFET\u7684\u6700\u9ad8\u8010\u53d7\u7ed3\u6e29\u89c6\u5404\u5382\u5bb6\u5de5\u827a\u7684\u5dee\u5f02\u4e3a155\u00b0C\u6216\u8005175\u00b0C\u3002 \u53e6\u4e00\u65b9\u9762\u5c31\u662f\u5c01\u88c5\u9650\u5236\uff0c\u5373package limit\u3002\u6211\u4eec\u77e5\u9053\u5c01\u88c5\u627f\u8f7d\u7740PCB\u4e0e\u7ba1\u82af\u7684\u8fde\u63a5\uff0c\u90a3\u4e48\u5728\u7ba1\u82af\u7684\u8f7d\u6d41\u80fd\u529b\u9ad8\u5230\u4e00\u5b9a\u7a0b\u5ea6\u7684\u65f6\u5019\u5c31\u4f1a\u53d7\u5230\u5c01\u88c5\u4e2d\u5f15\u7ebf\u7684\u9650\u5236\u2014\u2014\u7ec6\u7ec6\u7684\u94dc\u4e1d\u5728\u901a\u8fc7\u5927\u7535\u6d41\u65f6\u4e00\u6837\u4f1a\u53d1\u70ed\uff0c\u7194\u6bc1\u3002\u4e0d\u540c\u7684\u5c01\u88c5\uff0cpackage limit\u5404\u4e0d\u76f8\u540c\uff0c\u751a\u81f3\u7531\u4e8e\u5185\u8fde\u63a5\u6280\u672f\u7684\u6539\u8fdb\uff0cpackage limit\u4e5f\u4f1a\u6709\u6240\u6539\u8fdb\u548c\u4f18\u5316\u3002\u65e9\u5148\u7684\u5c01\u88c5\u4e2d\uff0c\u7ba1\u82af\u7684\u5404\u5f15\u811a\u5747\u7528\u7ec6\u7ec6\u7684\u94dc\u4e1d\u6216\u8005\u91d1\u4e1d\u5f15\u5411\u5c01\u88c5\u7684\u5f15\u811a\uff0c\u8fd9\u79cd\u5185\u8fde\u63a5\u5de5\u827a\u88ab\u6210\u4e3awire-bone\u5f15\u7ebf\u952e\u5408\uff0c\u56e0\u6b64package limit\u901a\u5e38\u53ea\u6709\u6700\u9ad825A\u5de6\u53f3\uff0c\u4e0d\u8fc7\u6240\u5e78\u65e9\u5e74\u65f6MOSFET\u7ba1\u82af\u7684\u8f7d\u6d41\u80fd\u529b\u901a\u5e38\u4e5f\u4e0d\u9ad8\u3002\u8fd1\u5341\u6765\u5e74MOSFET\u6280\u672f\u98de\u901f\u53d1\u5c55\uff0cRds(on)\u5df2\u7ecf\u7a81\u7834m\u03a9\u6781\u9650\uff0c\u8fd9\u4e9b\u9ad8\u6027\u80fdMOSFET\u901a\u5e38\u90fd\u4f7f\u7528DFN\u6216\u8005LFPAK\u6765\u5c01\u88c5\uff0c\u901a\u8fc7\u5382\u5bb6\u8bbe\u8ba1\u66f4\u5927\u7684clip-bond\u5939\u6865\u5f0f\u5185\u8fde\u63a5\u5de5\u827a\uff0c\u4f7f\u5f97MOSFET\u7684package limit\u5747\u63d0\u9ad8\u5230\u4e86100A\u3002 \u5f53\u7136\uff0c\u5382\u5bb6\u6807\u7684silicon limit\u901a\u5e38\u90fd\u662f\u7406\u8bba\u6570\u503c\uff0c\u5927\u7684\u60ca\u4eba\uff0c\u67d0\u4e9bMOSFET\u4f1a\u6807\u5230200\u591aA\uff0c\u800c\u53d7\u5230\u70ed\u964d\u989d\u7684\u5f71\u54cd\u901a\u5e38\u9876\u7ea7MOSFET\u7684\u5b9e\u7528\u6700\u5927\u8f7d\u6d41\u80fd\u529b\u662f\u8fdc\u8fbe\u4e0d\u5230package limit\u7684\u3002\u8868\u73b0\u5728\u5382\u5bb6\u6807\u8bc6\u7684Id-Tc\u964d\u989d\u66f2\u7ebf\u4e0a\uff0c\u4ece\u5750\u6807\u539f\u70b90\u00b0C\/0A\u5f00\u59cb\u5230\u8fdc\u7aef\uff0c\u5b83\u662f\u4e00\u6761\u4e0b\u964d\u7684\u66f2\u7ebf\uff0c\u7136\u540e\u5728\u67d0\u7535\u6d41\u503c\u5904\u753b\u6709\u4e00\u6761\u5e73\u884c\u4e8ex\u8f74\uff08\u7ed3\u6e29\u8f74\uff09\u865a\u7ebf\u622a\u65ad\u81f3y\u8f74\uff08\u7535\u6d41\u8f74\uff09\uff0c\u8fd9\u5c31\u662fpackage limit\u3002\u5982\u679c\u8fd9\u4e2a\u5382\u5bb6\u8fd8\u7b97\u8d1f\u8d23\u7684\u8bdd\u4e00\u822c\u90fd\u4f1a\u6807\u51fa\u6765\uff0c\u6bd4\u5982\u6b27\u7f8e\u7cfb\u3001\u65e5\u7cfb\u7684\u5927\u5382\u4e00\u822c\u90fd\u4f1a\u6807\u51fa\u6765\u3002 \u9009\u578b\u7684\u65f6\u5019\u8981\u7279\u522b\u7559\u610f\u70ed\u964d\u989d\u53c2\u6570\uff0c\u901a\u5e38\u5382\u5bb6\u4f1a\u5728pdf\u4e0a\u6807\u4e00\u4e2a\u53c2\u8003\u503c\uff0c\u5373Id=xx A(Ta=25\u00b0C\uff0cVgs=xx V\uff0cf=xxx kHz\uff0c2oz\u7684FR4\u677f\u9759\u98ce\u6216\u8005\u4e00\u5b9acfm\u98ce\u91cf\u914d\u7f6exx cm2\u9762\u79ef\u7684\u6563\u70ed\u7247\u7b49)\u3002\u6ce8\u610fTa\u548cTc\u7684\u4e0d\u540c\uff0cTa\u662f\u73af\u5883\u6e29\u5ea6\uff0cTc\u662f\u7ed3\u6e29\uff0c\u53d7\u5230\u5c01\u88c5\u70ed\u963b\u7684\u5f71\u54cd\uff0c\u9759\u98ce\u6d4b\u8bd5\u6761\u4ef6\u4e0bTc=155\u00b0C\u6216175\u00b0C\u662f\u5f88\u5bb9\u6613\u8fbe\u5230\u7684\uff0cpdf\u4e2d\u6807\u7684Tc=100\u00b0C\u6761\u4ef6\u6839\u672c\u4e0d\u503c\u4e00\u63d0\u3002 \u9009\u578b\u5b8c\u6bd5\u6700\u597d\u81ea\u5df1\u5efa\u7acb\u4e00\u4e2a\u70ed\u73af\u5883\u6a21\u578b\u8fdb\u884c\u6d4b\u8bd5\uff0c\u4ee5\u786e\u5b9a\u8be5MOSFET\u662f\u5426\u6ee1\u8db3\u5b89\u5168\u4f7f\u7528\u7684\u8981\u6c42\u3002\u00a0\u00a0<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 \u00a0 \u00a0MOS\u7ba1\u6700\u91cd\u8981\u7684\u53c2\u6570\u83ab\u8fc7\u4e8e\u7535\u6d41\u548c\u7535\u538b\u4e86\uff0c\u51b3\u5b9a\u7535\u6d41\u4e3b\u8981\u6765\u81ea\u5c01\u88c5\u548c\u82af\u7247\u5185\u963bRds(on).\u4e0b\u9762\u4ece\u5176\u4e2d\u4e00\u4e2a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","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\/5662"}],"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=5662"}],"version-history":[{"count":2,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/5662\/revisions"}],"predecessor-version":[{"id":5666,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/5662\/revisions\/5666"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5662"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}