{"id":12587,"date":"2021-09-22T05:19:00","date_gmt":"2021-09-21T21:19:00","guid":{"rendered":"http:\/\/222.73.203.234:9999\/?p=12587"},"modified":"2025-07-11T15:10:54","modified_gmt":"2025-07-11T07:10:54","slug":"%e7%83%ad%e9%98%bb%e6%95%b0%e6%8d%ae%ef%bc%9a%e7%83%ad%e9%98%bb%e5%92%8c%e7%83%ad%e7%89%b9%e6%80%a7%e5%8f%82%e6%95%b0%e7%9a%84%e5%ae%9a%e4%b9%89-2","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/thermal-design\/s-thermal-design\/01-s-thermal-design\/9678","title":{"rendered":"\u70ed\u963b\u6570\u636e\uff1a\u70ed\u963b\u548c\u70ed\u7279\u6027\u53c2\u6570\u7684\u5b9a\u4e49"},"content":{"rendered":"<p>\u672c\u6587\u5c06\u4ecb\u7ecd<a href=\"\/knowledge\/thermal-design\/s-thermal-design\/01-s-thermal-design\/9635\">\u4e0a\u4e00\u7bc7\u6587\u7ae0<\/a>\u4e2d\u63d0\u5230\u7684\u5b9e\u9645\u70ed\u963b\u6570\u636e\u03b8<sub>JA<\/sub>\u548c\u03a8<sub>JT<\/sub>\u7684\u5b9a\u4e49\u3002<br \/>\n<strong>\u03b8<sub>JA<\/sub>\u548c\u03a8<sub>JT<\/sub>\u7684\u5b9a\u4e49\u3002<\/strong><br \/>\n\u5148\u6e29\u4e60\u4e00\u4e0b\u4e0a\u4e00\u7bc7\u4e2d\u7684\u90e8\u5206\u5185\u5bb9\uff1a<br \/>\n\u30fb\u03b8<sub>JA<\/sub>\uff08\u2103\/W\uff09\uff1a\u7ed3\u70b9-\u5468\u56f4\u73af\u5883\u95f4\u7684\u70ed\u963b<br \/>\n\u30fb\u03a8<sub>JT<\/sub>\uff08\u2103\/W\uff09\uff1a\u7ed3\u70b9-\u5c01\u88c5\u4e0a\u8868\u9762\u4e2d\u5fc3\u95f4\u7684\u70ed\u7279\u6027\u53c2\u6570<br \/>\n\u4e3a\u4e86\u4fbf\u4e8e\u5177\u4f53\u7406\u89e3\u8fd9\u4e24\u4e2a\u6982\u5ff5\uff0c\u4e0b\u9762\u7ed9\u51fa\u4e86\u8868\u793a\u03b8<sub>JA<\/sub>\u548c\u03a8<sub>JT<\/sub>\u7684\u793a\u610f\u56fe\u3002<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"\/upload\/2021\/09\/TD1-8_f1.png\" alt=\"JEDEC\u898f\u683c JESD51\u306b\u57fa\u3065\u304f\u3001\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\uff0d\u5468\u56f2\u74b0\u5883\u9593\u71b1\u62b5\u6297\u03b8JA\uff08\u2103\/W\uff09\u3001\u304a\u3088\u3073\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\uff0d\u30d1\u30c3\u30b1\u30fc\u30b8\u4e0a\u9762\u4e2d\u5fc3\u9593\u71b1\u7279\u6027\u30d1\u30e9\u30e1\u30fc\u30bf\u03b8JT\uff08\u2103\/W\uff09\u3092\u793a\u3059\u6a21\u5f0f\u56f3\" \/><\/p>\n<p>\u03b8<sub>JA<\/sub>\u662f\u4ece\u7ed3\u70b9\u5230\u5468\u56f4\u73af\u5883\u4e4b\u95f4\u7684\u70ed\u963b\uff0c\u5b58\u5728\u591a\u6761\u6563\u70ed\u8def\u5f84\u3002\u03a8<sub>JT<\/sub>\u662f\u4ece\u7ed3\u70b9\u5230\u5c01\u88c5\u4e0a\u8868\u9762\u4e2d\u5fc3\u7684\u70ed\u7279\u6027\u53c2\u6570\u3002<br \/>\n\u6b64\u5916\uff0c\u8fd8\u5b9a\u4e49\u4e86\u7ed3\u70b9\u4e0e\u5c01\u88c5\u4e0a\u8868\u9762\u4e4b\u95f4\u7684\u70ed\u963b\u03b8<sub>JC-TOP<\/sub>\u548c\u7ed3\u70b9\u4e0e\u5c01\u88c5\u4e0b\u8868\u9762\u4e4b\u95f4\u7684\u70ed\u963b\u03b8<sub>JC-BOT<\/sub>\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002\u8bf7\u6ce8\u610f\uff0c\u03b8<sub>JC-TOP<\/sub>\u548c\u03a8<sub>JT<\/sub>\u4e4b\u95f4\u5b58\u5728\u7ec6\u5fae\u5dee\u522b\uff0c\u5373\u201c\u5c01\u88c5\u4e0a\u8868\u9762\u201d\u548c\u201c\u5c01\u88c5\u4e0a\u8868\u9762\u4e2d\u5fc3\u201d\u7684\u5dee\u5f02\u3002<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"\/upload\/2021\/09\/TD1-8_f2.png\" alt=\"JEDEC\u898f\u683c JESD51\u306b\u57fa\u3065\u304f\u3001\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u304b\u3089\u30d1\u30c3\u30b1\u30fc\u30b8\u4e0a\u9762\u9593\u306e\u71b1\u62b5\u6297\u03b8JC-TOP\u3068\u3001\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u304b\u3089\u30d1\u30c3\u30b1\u30fc\u30b8\u4e0b\u9762\u9593\u306e\u71b1\u62b5\u6297\u03b8JC-BOT\u3092\u793a\u3059\u6a21\u5f0f\u56f3\" \/><\/p>\n<p>\u8fd9\u4e9b\u5747\u5728JEDEC\u6807\u51c6\u7684JESD51\u4e2d\u8fdb\u884c\u4e86\u5b9a\u4e49\u3002\u4e0b\u8868\u4e2d\u6c47\u603b\u4e86\u6bcf\u79cd\u6982\u5ff5\u7684\u5b9a\u4e49\u3001\u7528\u9014\u53ca\u8ba1\u7b97\u516c\u5f0f\u3002<\/p>\n<table class=\"tbl01\">\n<tbody>\n<tr>\n<th>\u7b26\u53f7<\/th>\n<th>\u5b9a\u4e49<\/th>\n<th>\u7528\u9014<\/th>\n<th>\u8ba1\u7b97\u516c\u5f0f<\/th>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u03b8<sub>JA<\/sub><\/td>\n<td style=\"vertical-align: top;\">\u7ed3\u70b9\u4e0e\u5468\u56f4\u73af\u5883\u95f4\u7684\u70ed\u963b\u3002\u203b1<\/td>\n<td>\u5f62\u72b6\u4e0d\u540c\u7684\u5c01\u88c5\u4e4b\u95f4\u7684\u6563\u70ed\u6027\u80fd\u6bd4\u8f83\u3002<\/td>\n<td>\u03b8<sub>JA<\/sub> = (T<sub>J<\/sub> \u2013 T<sub>A<\/sub>) \/ P<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u03a8<sub>JT<\/sub><\/td>\n<td style=\"vertical-align: top;\">\u8868\u793a\u76f8\u5bf9\u4e8e\u5668\u4ef6\u6574\u4f53\u7684\u529f\u8017P\u7684\u3001\u7ed3\u70b9\u4e0e\u5c01\u88c5\u4e0a\u8868\u9762\u4e2d\u5fc3\u4e4b\u95f4\u7684\u6e29\u5ea6\u5dee\u7684\u70ed\u7279\u6027\u53c2\u6570\u3002<\/td>\n<td>\u4f30\u7b97\u5728\u5b9e\u9645\u5e94\u7528\u4ea7\u54c1\uff08\u5b9e\u9645\u6563\u70ed\u73af\u5883\uff09\u4e2d\u7684\u7ed3\u6e29\u3002<\/td>\n<td>\u03a8<sub>JT<\/sub> = (T<sub>J<\/sub> \u2013 T<sub>T<\/sub>) \/ P<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space: nowrap; text-align: center;\">\u03b8<sub>JC-TOP<\/sub><\/td>\n<td style=\"vertical-align: top;\">\u7ed3\u70b9\u4e0e\u5c01\u88c5\u4e0a\u8868\u9762\u4e4b\u95f4\u7684\u70ed\u963b\u3002\u6563\u70ed\u8def\u5f84\u4ec5\u5728\u5c01\u88c5\u7684\u4e0a\u8868\u9762\uff0c\u5176\u4ed6\u4f4d\u7f6e\u5747\u4e3a\u9694\u70ed\u72b6\u6001\u3002<\/td>\n<td>\u7528\u4e8e\u70ed\u4f20\u5bfc\u3001\u70ed\u6d41\u4f53\u4eff\u771f\u7b49\u3002<br \/>\n\u4e5f\u9002\u7528\u4e8e\u70ed\u963b\u7f51\u7edc\u6cd5\u3002<\/td>\n<td style=\"white-space: nowrap;\">\u03b8<sub>JC-TOP<\/sub> = (T<sub>J<\/sub> \u2013 T<sub>C-TOP<\/sub>) \/ P<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space: nowrap; text-align: center;\">\u03b8<sub>JC-BOT<\/sub><\/td>\n<td style=\"vertical-align: top;\">\u7ed3\u70b9\u4e0e\u5c01\u88c5\u4e0b\u8868\u9762\u4e4b\u95f4\u7684\u70ed\u963b\u3002\u6563\u70ed\u8def\u5f84\u4ec5\u5728\u5c01\u88c5\u7684\u4e0b\u8868\u9762\uff0c\u5176\u4ed6\u4f4d\u7f6e\u5747\u4e3a\u9694\u70ed\u72b6\u6001\u3002<\/td>\n<td>\u7528\u4e8e\u70ed\u4f20\u5bfc\u3001\u70ed\u6d41\u4f53\u4eff\u771f\u7b49\u3002<br \/>\n\u4e5f\u9002\u7528\u4e8e\u70ed\u963b\u7f51\u7edc\u6cd5\u3002<\/td>\n<td style=\"white-space: nowrap;\">\u03b8<sub>JC-BOT<\/sub> = (T<sub>J<\/sub> \u2013 T<sub>C-BOT<\/sub>) \/ P<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u203b1\uff1a\u73af\u5883\u6e29\u5ea6\uff08T<sub>A<\/sub>\uff09\u662f\u6307\u4e0d\u53d7\u6d4b\u8bd5\u5bf9\u8c61\u5668\u4ef6\u5f71\u54cd\u7684\u4f4d\u7f6e\u7684\u5468\u56f4\u73af\u5883\u6e29\u5ea6\u3002\u5728\u53d1\u70ed\u6e90\u7684\u8fb9\u754c\u5c42\u7684\u5916\u4fa7\u3002<br \/>\n\u203b2\uff1a\u03b8<sub>JA<\/sub>\u548c\u03a8<sub>JT<\/sub>\u662f\u5b9e\u9645\u5b89\u88c5\u5728JEDEC\u7535\u8def\u677f\u4e0a\u65f6\u7684\u6570\u636e\u3002<br \/>\n\u203b3\uff1a\u03b8<sub>JC-TOP<\/sub>\u548c\u03b8<sub>JC-BOT<\/sub>\u6839\u636eJESD51-14\uff08TDI\u6cd5\uff09\u6807\u51c6\u6d4b\u8bd5\u3002<\/p>\n<div id=\"keypoint-thermal-design\" class=\"keypoint indent\">\n<h4>\u5173\u952e\u8981\u70b9:<\/h4>\n<p>\u30fb\u70ed\u963b\u548c\u70ed\u7279\u6027\u53c2\u6570\u5728JEDEC\u6807\u51c6\u7684JESD51\u4e2d\u8fdb\u884c\u4e86\u5b9a\u4e49\u3002<br \/>\n\u30fb\u6bcf\u79cd\u70ed\u963b\u548c\u70ed\u7279\u6027\u53c2\u6570\u5747\u6709\u5bf9\u5e94\u7684\u57fa\u672c\u7528\u9014\uff0c\u8ba1\u7b97\u65f6\u4f7f\u7528\u76f8\u5e94\u7684\u70ed\u963b\u548c\u70ed\u7279\u6027\u53c2\u6570\u8fdb\u884c\u8ba1\u7b97\u3002\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"\u672c\u6587\u5c06\u4ecb\u7ecd\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\u63d0\u5230\u7684\u5b9e\u9645\u70ed\u963b\u6570\u636e\u03b8JA\u548c\u03a8JT\u7684\u5b9a\u4e49\u3002 \u03b8JA\u548c\u03a8JT\u7684\u5b9a\u4e49\u3002 \u5148\u6e29\u4e60\u4e00\u4e0b\u4e0a\u4e00\u7bc7\u4e2d\u7684\u90e8\u5206\u5185\u5bb9\uff1a \u30fb\u03b8JA\uff08\u2103\/W\uff09\uff1a\u7ed3\u70b9-\u5468\u56f4\u73af\u5883\u95f4\u7684\u70ed\u963b \u30fb\u03a8JT\uff08\u2103\/W\uff09\uff1a\u7ed3\u70b9-\u5c01\u88c5\u4e0a\u8868\u9762\u4e2d\u5fc3\u95f4\u7684\u70ed\u7279\u6027\u53c2\u6570  [&hellip;]","protected":false},"author":7,"featured_media":15993,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1194],"tags":[1243,2627,1557,1556,1555,1554,1535,1533,1530,1272,1244,339,1209,1208,1207,1205,1082,715,709,533,341],"class_list":["post-12587","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-01-s-thermal-design","tag-1243","tag-dc-dc","tag-1557","tag-jt","tag-jc-top","tag-jc-bot","tag-1535","tag-jedec","tag-jedec-jesd51","tag-1272","tag-1244","tag-tjmax","tag-1209","tag-1208","tag-1207","tag-1205","tag-1082","tag-715","tag-ja","tag-533","tag-341"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/12587","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/comments?post=12587"}],"version-history":[{"count":1,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/12587\/revisions"}],"predecessor-version":[{"id":15994,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/12587\/revisions\/15994"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/15993"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=12587"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=12587"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=12587"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}