{"id":10223,"date":"2026-10-01T01:13:52","date_gmt":"2026-09-30T17:13:52","guid":{"rendered":"https:\/\/uetpcb.com\/?p=10223"},"modified":"2026-10-01T01:13:52","modified_gmt":"2026-09-30T17:13:52","slug":"smd-meaning-smd-full-form-package-sizes-everything-you-should-know-about-smd","status":"publish","type":"post","link":"https:\/\/uetpcb.com\/zh-CN\/smd-meaning-smd-full-form-package-sizes-everything-you-should-know-about-smd\/","title":{"rendered":"SMD\u7684\u5168\u79f0\u3001\u5c01\u88c5\u5c3a\u5bf8\uff1a\u5173\u4e8eSMD\u4f60\u9700\u8981\u4e86\u89e3\u7684\u4e00\u5207"},"content":{"rendered":"<p>1943\u5e74\uff0c\u4e00\u4f4d\u5965\u5730\u5229\u5de5\u7a0b\u5e08\u7814\u5236\u51fa\u4e86\u7b2c\u4e00\u5757\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u3002\u81ea\u90a3\u65f6\u8d77\uff0c\u7535\u5b50\u884c\u4e1a\u6d8c\u73b0\u51fa\u8bb8\u591a\u65b0\u6280\u672f\u3002\u5176\u4e2d\uff0cSMD\uff08\u5373\u8868\u9762\u8d34\u88c5\u5668\u4ef6\uff09\u662f\u4e00\u9879\u6838\u5fc3\u6280\u672f\u3002\u5982\u4eca\uff0c\u8bb8\u591a\u4eba\u5e0c\u671b\u8be6\u7ec6\u4e86\u89e3\u201cSMD\u7684\u542b\u4e49\u201d\u53ca\u5176\u7528\u9014\u3002<\/p>\n<p>\u7535\u5b50\u8bbe\u5907\u6b63\u53d8\u5f97\u8d8a\u6765\u8d8a\u5c0f\u3002\u56e0\u6b64\uff0c\u5bf9\u66f4\u5c0f\u5c3a\u5bf8PCB\u7684\u9700\u6c42\u4e5f\u968f\u4e4b\u589e\u52a0\u3002\u5982\u679c\u6ca1\u6709PCB\uff0c\u50cf\u624b\u673a\u6216\u7535\u8111\u8fd9\u6837\u7684\u73b0\u4ee3\u8bbe\u5907\u5c31\u4e0d\u53ef\u80fd\u505a\u5f97\u8fd9\u4e48\u5c0f\u3002 <a href=\"https:\/\/uetpcb.com\/zh-CN\/smt-pcb-assembly\/\">SMT\u6280\u672f<\/a>\uff0c\u6b63\u662f\u91c7\u7528\u4e86SMD\u6280\u672f\uff0c\u624d\u4f7f\u8fd9\u4e00\u5207\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n<p>\u4e0e\u4f20\u7edf\u7684\u901a\u5b54\uff08THT\uff09\u7535\u8def\u4e0d\u540c\uff0c\u8868\u9762\u8d34\u88c5\uff08SMD\uff09\u5143\u4ef6\u76f4\u63a5\u5b89\u88c5\u5728\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u4e0a\u3002\u65e0\u9700\u94bb\u5b54\uff1b\u53d6\u800c\u4ee3\u4e4b\u7684\u662f\uff0c\u901a\u8fc7\u5fae\u5c0f\u7684\u710a\u76d8\u5c06SMD\u5143\u4ef6\u7684\u4e0d\u540c\u5f15\u811a\u8fde\u63a5\u8d77\u6765\u3002\u8fd9\u79cd\u65b9\u6cd5\u4f7f\u6211\u4eec\u80fd\u591f\u5728\u66f4\u5c0f\u7684\u9762\u79ef\u5185\u5bb9\u7eb3\u66f4\u591a\u7684\u5143\u4ef6\u3002<\/p>\n<h2>SMD \u662f\u4ec0\u4e48\u610f\u601d\uff1fSMD \u4ee3\u8868\u4ec0\u4e48\uff1f<\/h2>\n<p>SMD\u7684\u5168\u79f0\u6216\u542b\u4e49\u662f\u201c\u8868\u9762\u8d34\u88c5\u5668\u4ef6\u201d\uff08Surface Mount Device\uff09\u3002SMD\u6709\u591a\u79cd\u7c7b\u578b\uff0c\u5305\u62ec\u7535\u963b\u3001\u7535\u5bb9\u3001\u7535\u611f\u7b49\u3002\u5b83\u4eec\u662f\u7528\u4e8e\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u4e0a\u7684\u5fae\u578b\u7535\u5b50\u5143\u4ef6\u3002\u901a\u8fc7\u8d70\u7ebf\u5c06\u5b83\u4eec\u8fde\u63a5\u8d77\u6765\uff0c\u4f7f\u5176\u80fd\u591f\u76f8\u4e92\u901a\u4fe1\u5e76\u6267\u884c\u4e0d\u540c\u7684\u529f\u80fd\u3002<\/p>\n<p>\u5de5\u7a0b\u5e08\u5c06\u5b83\u4eec\u76f4\u63a5\u653e\u7f6e\u5728\u7535\u8def\u677f\u4e0a\uff0c\u5e76\u710a\u63a5\u5230\u5e73\u5766\u7684\u91d1\u5c5e\u710a\u76d8\u4e0a\u3002\u4e0e\u4f20\u7edf\u65b9\u6cd5\u4e0d\u540c\uff0c\u8fd9\u79cd\u65b9\u6cd5\u65e0\u9700\u94bb\u5b54\u3002\u8be5\u65b9\u6cd5\u88ab\u79f0\u4e3aSMT\uff0c\u5373\u8868\u9762\u8d34\u88c5\u6280\u672f\u3002\u5728\u73b0\u4ee3PCB\u5236\u9020\u4e2d\uff0c\u5b83\u53d6\u4ee3\u4e86THT\u7b49\u65e7\u5f0f\u65b9\u6cd5\u3002<\/p>\n<p>\u56e0\u6b64\uff0cSMD \u662f\u6307\u8868\u9762\u8d34\u88c5\u5668\u4ef6\uff0c\u800c SMT \u662f\u6307\u8868\u9762\u8d34\u88c5\u6280\u672f\u3002\u7ec4\u88c5 SMD \u7684\u8fc7\u7a0b\u79f0\u4e3a SMT\u3002<\/p>\n<p><img decoding=\"async\" class=\"wp-image-4313 aligncenter\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/PCBA-SMT-assembly-300x198.png\" alt=\"\u5143\u5668\u4ef6\u8d34\u88c5 SMD \u7684\u542b\u4e49 SMT \u7ec4\u88c5\" width=\"502\" height=\"331\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/PCBA-SMT-assembly-300x198.png 300w, https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/PCBA-SMT-assembly-768x506.png 768w, https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/PCBA-SMT-assembly-800x527.png 800w, https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/PCBA-SMT-assembly.png 1001w\" sizes=\"(max-width: 502px) 100vw, 502px\" \/><\/p>\n<h2>SMD\u7684\u5b9a\u4e49\u4e0e\u6838\u5fc3\u542b\u4e49<\/h2>\n<p>SMD\u7684\u5b9a\u4e49\u4e0d\u4ec5\u4ec5\u662f\u4e00\u79cdPCB\u5143\u5668\u4ef6\u7c7b\u578b\u3002SMD\u662f\u91c7\u7528\u710a\u76d8\u800c\u975e\u5f15\u811a\u7684\u5c0f\u578b\u5143\u5668\u4ef6\u3002\u8fd9\u4f7f\u5f97\u60a8\u80fd\u591f\u5728\u8f83\u5c0f\u7684\u533a\u57df\u5185\u5bb9\u7eb3\u66f4\u591a\u5143\u5668\u4ef6\u3002\u5b83\u6709\u52a9\u4e8e\u5728\u4fdd\u6301PCB\u5c3a\u5bf8\u8f83\u5c0f\u7684\u540c\u65f6\uff0c\u786e\u4fdd\u826f\u597d\u7684\u7535\u6c14\u6027\u80fd\u3002<\/p>\n<p>SMD \u662f\u4e00\u79cd\u57fa\u4e8e\u8bbe\u8ba1\u548c\u88c5\u914d\u7684\u5143\u5668\u4ef6\u7c7b\u578b\u3002SMD \u5e76\u975e\u67d0\u4e00\u79cd\u5143\u5668\u4ef6\u7684\u540d\u79f0\uff0c\u800c\u662f\u6307\u591a\u79cd\u7535\u5b50\u5143\u5668\u4ef6\u3002\u5b83\u4eec\u5177\u6709\u591a\u79cd\u7535\u6c14\u7279\u6027\u548c\u529f\u80fd\u3002<\/p>\n<p>\u56e0\u6b64\uff0cSMD\u53ef\u80fd\u4ee3\u8868\u51e0\u79cd\u4e0d\u540c\u7684\u542b\u4e49\u3002\u5b83\u65e2\u53ef\u80fd\u662f\u57fa\u672c\u7684\u65e0\u6e90\u5143\u4ef6\uff0c\u4e5f\u53ef\u80fd\u662f\u590d\u6742\u7684\u534a\u5bfc\u4f53\u5c01\u88c5\u3002\u5143\u4ef6\u7684\u7c7b\u578b\u51b3\u5b9a\u4e86\u5176\u5f15\u811a\u7684\u5c3a\u5bf8\u3001\u5f62\u72b6\u548c\u6570\u91cf\u3002\u5373\u4f7f\u662f\u8d28\u91cf\u76f8\u540c\u7684\u5143\u4ef6\uff0c\u5176\u5c3a\u5bf8\u6216\u7279\u6027\u4e5f\u53ef\u80fd\u6709\u6240\u4e0d\u540c\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u4fdd\u6301\u5143\u4ef6\u7684Q\u56e0\u5b50\u6765\u8c03\u6574\u5176\u8d28\u91cf\u3002\u9ad8Q\u56e0\u5b50\u7684\u5143\u4ef6\u901a\u5e38\u80fd\u63d0\u4f9b\u66f4\u597d\u7684\u4fe1\u53f7\u3002<\/p>\n<h2>\u4e86\u89e3SMD\u5c01\u88c5\u5c3a\u5bf8<\/h2>\n<p>SMD\u5c01\u88c5\u5c3a\u5bf8\u901a\u5e38\u6307SMD\u7684\u7269\u7406\u5c3a\u5bf8\u3002\u5b83\u8868\u660e\u5143\u4ef6\u5728PCB\u4e0a\u5360\u7528\u7684\u7a7a\u95f4\u5927\u5c0f\u3002\u901a\u5e38\u4f7f\u7528\u4e24\u79cd\u5c3a\u5bf8\u4f53\u7cfb\uff1a\u82f1\u5236\u548c\u516c\u5236\u3002<\/p>\n<ol>\n<li>\u82f1\u5236\uff1a\u82f1\u5236\u7f16\u7801\u7528\u4e8e\u6807\u51c6\u7535\u5b50\u5143\u4ef6\uff0c\u8868\u793a\u5143\u4ef6\u7684\u957f\u5ea6\u548c\u5bbd\u5ea6\u3002\u8fd9\u662f\u4e00\u4e2a\u56db\u4f4d\u6570\u7684\u7f16\u7801\u3002\u524d\u4e24\u4f4d\u6570\u5b57\u8868\u793aPCB\u957f\u5ea6\uff0c\u540e\u4e24\u4f4d\u8868\u793aPCB\u5bbd\u5ea6\u3002\u4f8b\u5982\uff0c0603\u5c01\u88c5\u8868\u793a0.06\u82f1\u5bf8\u00d70.03\u82f1\u5bf8\u3002 \u5e38\u89c1\u5c3a\u5bf8\u5305\u62ec 0402\u30010603\u30010805 \u548c 1206\uff0c\u8fd9\u4e9b\u5c3a\u5bf8\u5728\u7f8e\u56fd\u975e\u5e38\u6d41\u884c\u3002<\/li>\n<li>\u516c\u5236\uff1a\u516c\u5236\u4ee3\u7801\u4e0e\u82f1\u5236\u4ee3\u7801\u7c7b\u4f3c\u3002\u5b83\u4eec\u540c\u6837\u662f\u56db\u4f4d\u6570\u7684\u4ee3\u7801\uff0c\u4f46\u56e0\u5355\u4f4d\u4e0d\u540c\u800c\u6709\u6240\u5dee\u5f02\u3002\u516c\u5236\u4ee3\u7801\u4ee5\u6beb\u7c73\u4e3a\u5355\u4f4d\u3002 \u524d\u4e24\u4f4d\u6570\u5b57\u8868\u793a\u957f\u5ea6\uff0c\u540e\u4e24\u4f4d\u6570\u5b57\u8868\u793a\u5bbd\u5ea6\u3002\u4f8b\u5982\uff0c1608 \u8fd9\u4e00\u516c\u5236\u4ee3\u7801\u8868\u793a 1.6 \u6beb\u7c73 \u00d7 0.8 \u6beb\u7c73\u3002\u901a\u5e38\uff0c\u6b27\u6d32\u548c\u4e9a\u6d32\u4f7f\u7528\u8fd9\u4e9b\u7f16\u7801\u7cfb\u7edf\u3002\u56e0\u6b64\uff0c\u4e0b\u5355\u524d\u8bf7\u52a1\u5fc5\u786e\u8ba4\u3002<\/li>\n<\/ol>\n<h2>\u5e38\u89c1\u7684SMD\u5c01\u88c5\u5c3a\u5bf8\u4e0e\u89c4\u683c<\/h2>\n<p>SMD\u5c01\u88c5\u901a\u5e38\u91c7\u7528\u82f1\u5236\u548cGB\u5c3a\u5bf8\u8fdb\u884c\u6807\u8bc6\u3002\u8fd9\u4e24\u79cd\u8ba1\u91cf\u7cfb\u7edf\u901a\u5e38\u6307\u4ee3\u540c\u4e00\u7269\u7406\u5c01\u88c5\uff0c\u4f46\u91c7\u7528\u4e0d\u540c\u7684\u7f16\u53f7\u65b9\u6cd5\u3002\u82f1\u5236\u4ee3\u7801\u901a\u5e38\u4ee5\u82f1\u5bf8\u4e3a\u5355\u4f4d\uff0c\u800c\u516c\u5236\u4ee3\u7801\u5219\u4ee5\u6beb\u7c73\u4e3a\u5355\u4f4d\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"156\">\u5e1d\u56fd<\/td>\n<td width=\"156\">\u516c\u5236<\/td>\n<td width=\"156\">\u5c3a\u5bf8\uff08\u6beb\u7c73\uff09<\/td>\n<td width=\"156\">Power (R)<\/td>\n<\/tr>\n<tr>\n<td width=\"156\">01005<\/td>\n<td width=\"156\">0402M<\/td>\n<td width=\"156\">04. x 0.2<\/td>\n<td width=\"156\">0.031W<\/td>\n<\/tr>\n<tr>\n<td width=\"156\">0201<\/td>\n<td width=\"156\">0603M<\/td>\n<td width=\"156\">0.6\u00d70.3<\/td>\n<td width=\"156\">0.05W<\/td>\n<\/tr>\n<tr>\n<td width=\"156\">0402<\/td>\n<td width=\"156\">1005M<\/td>\n<td width=\"156\">1.0 x 0.5<\/td>\n<td width=\"156\">0.63W<\/td>\n<\/tr>\n<tr>\n<td width=\"156\">0603<\/td>\n<td width=\"156\">1608M<\/td>\n<td width=\"156\">1.6 x 0.8<\/td>\n<td width=\"156\">0.1W<\/td>\n<\/tr>\n<tr>\n<td width=\"156\">0805<\/td>\n<td width=\"156\">2012M<\/td>\n<td width=\"156\">2.0 x 1.25<\/td>\n<td width=\"156\">0.125W<\/td>\n<\/tr>\n<tr>\n<td width=\"156\">1206<\/td>\n<td width=\"156\">3216M<\/td>\n<td width=\"156\">3.2 x 1.6<\/td>\n<td width=\"156\">0.25W<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>\u5e94\u8be5\u9009\u62e9\u54ea\u79cd\u5305\u88c5\u89c4\u683c\uff1f<\/h2>\n<p>\u60a8\u53ef\u80fd\u5728\u60f3\uff0c\u5982\u4f55\u4e3a\u60a8\u7684\u9879\u76ee\u9009\u62e9\u5408\u9002\u7684SMD\u5c01\u88c5\u5c3a\u5bf8\u3002\u8fd9\u901a\u5e38\u53d6\u51b3\u4e8e\u60a8\u7684\u7535\u8def\u677f\u7a7a\u95f4\u3001\u7ec4\u88c5\u65b9\u6cd5\u4ee5\u53ca\u9879\u76ee\u9700\u6c42\u3002\u8f83\u5c0f\u7684\u5c01\u88c5\u975e\u5e38\u9002\u5408\u8f83\u5c0f\u7684\u7535\u8def\u677f\u3002\u800c\u8f83\u5927\u7684\u5c01\u88c5\u5219\u66f4\u5bb9\u6613\u710a\u63a5\u548c\u68c0\u67e5\u3002<\/p>\n<ul>\n<li>0402\u5c01\u88c5\u975e\u5e38\u9002\u5408\u9ad8\u5bc6\u5ea6PCB\u8bbe\u8ba1\u3002\u4f46\u7531\u4e8e\u5176\u4f53\u79ef\u6781\u5176\u5fae\u5c0f\uff0c\u56e0\u6b64\u4e0d\u9002\u7528\u4e8e\u539f\u578b\u5236\u4f5c\u3002<\/li>\n<li>\u5982\u679c\u60a8\u9700\u8981\u7d27\u51d1\u578b\u8bbe\u8ba1\uff0c0603 \u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u8fd9\u79cd SMD \u5c01\u88c5\u53ef\u80fd\u9002\u5408\u7528\u4e8e\u539f\u578b\u5236\u4f5c\u3002<\/li>\n<li>0805 \u901a\u5e38\u5728\u5c0f\u5c3a\u5bf8\u4e0e\u6613\u4e8e\u64cd\u4f5c\u4e4b\u95f4\u53d6\u5f97\u4e86\u826f\u597d\u7684\u5e73\u8861\u3002\u5b83\u662f\u81ea\u52a8\u5316\u88c5\u914d\u7684\u5b9e\u7528\u9009\u62e9\u3002<\/li>\n<li>\u76f8\u6bd4\u4e4b\u4e0b\uff0c1206\u7684\u5c3a\u5bf8\u76f8\u5bf9\u8f83\u5927\u3002\u56e0\u6b64\uff0c\u5b83\u66f4\u6613\u4e8e\u89c2\u5bdf\u548c\u64cd\u4f5c\u3002\u5b83\u975e\u5e38\u9002\u5408\u7528\u4e8e\u539f\u578b\u3001\u5f00\u53d1\u677f\u548c\u7535\u8def\u3002<\/li>\n<\/ul>\n<h2>\u5404\u79cdSMD\u5c01\u88c5\u53ca\u5176\u5c3a\u5bf8<\/h2>\n<p>\u5982\u524d\u6240\u8ff0\uff0c\u4e0d\u540c\u7684SMD\u5143\u4ef6\u6709\u591a\u79cd\u5c01\u88c5\u5c3a\u5bf8\u548c\u5f62\u72b6\u53ef\u4f9b\u9009\u62e9\u3002\u5c01\u88c5\u5c3a\u5bf8\u53ef\u80fd\u4f1a\u53d7\u5230\u5f15\u811a\u6570\u91cf\u3001\u7535\u8def\u677f\u7a7a\u95f4\u6216\u5143\u4ef6\u6574\u4f53\u5c3a\u5bf8\u7684\u5f71\u54cd\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u51e0\u79cd\u5e38\u89c1\u7684SMD\u5c01\u88c5\u53ca\u5176\u5c3a\u5bf8\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"132\">\u5305\u88c5<\/td>\n<td width=\"57\">\u56fe\u9489<\/td>\n<td width=\"123\">\u673a\u8eab\u5c3a\u5bf8\uff08\u6beb\u7c73\uff09<\/td>\n<td width=\"132\">Pakage<\/td>\n<td width=\"47\">\u56fe\u9489<\/td>\n<td width=\"132\">\u673a\u8eab\u5c3a\u5bf8\uff08\u6beb\u7c73\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SOT-23<\/td>\n<td width=\"57\">3<\/td>\n<td width=\"123\">2.9 x 1.3 x 1.0<\/td>\n<td width=\"132\">SOT-23-5<\/td>\n<td width=\"47\">5<\/td>\n<td width=\"132\">2.9 x 1.6 x 1.0<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SOT-89<\/td>\n<td width=\"57\">3<\/td>\n<td width=\"123\">4.5 x 2.5 x 1.5<\/td>\n<td width=\"132\">SOT-223<\/td>\n<td width=\"47\">4<\/td>\n<td width=\"132\">6.7 x 3.6 x 1.8<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SOT-252(DPAK)<\/td>\n<td width=\"57\">3<\/td>\n<td width=\"123\">9.9 x 6.5 x 2.3<\/td>\n<td width=\"132\">SOT-263(D2PAK)<\/td>\n<td width=\"47\">7<\/td>\n<td width=\"132\">10.3 x 8.1 x 2.3<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SOD-123<\/td>\n<td width=\"57\">2<\/td>\n<td width=\"123\">2.8 x 1.8 x 1.0<\/td>\n<td width=\"132\">SOD-323<\/td>\n<td width=\"47\">2<\/td>\n<td width=\"132\">1.7 x 1.25 x 0.95<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SMA\uff08DO-214AC\uff09<\/td>\n<td width=\"57\">2<\/td>\n<td width=\"123\">4.4 x 2.7 x 2.1<\/td>\n<td width=\"132\">SMB (DO-214AA)<\/td>\n<td width=\"47\">2<\/td>\n<td width=\"132\">5.0 x 3.6 x 2.2<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SMC\uff08DO-214AB\uff09<\/td>\n<td width=\"57\">2<\/td>\n<td width=\"123\">7.9 x 5.9 x 2.4<\/td>\n<td width=\"132\">SOIC-8<\/td>\n<td width=\"47\">8<\/td>\n<td width=\"132\">3.9\uff08\u8f66\u8eab\u5bbd\u5ea6\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SOIC-14\/16<\/td>\n<td width=\"57\">14-16<\/td>\n<td width=\"123\">3.9\uff08\u8f66\u8eab\u5bbd\u5ea6\uff09<\/td>\n<td width=\"132\">TSSOP-8<\/td>\n<td width=\"47\">8<\/td>\n<td width=\"132\">3.0\uff08\u8f66\u8eab\u5bbd\u5ea6\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">SSOP-16<\/td>\n<td width=\"57\">16<\/td>\n<td width=\"123\">5.3\uff08\u8f66\u8eab\u5bbd\u5ea6\uff09<\/td>\n<td width=\"132\">MSOP-8<\/td>\n<td width=\"47\">8<\/td>\n<td width=\"132\">3.0\uff08\u8f66\u8eab\u5bbd\u5ea6\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">LQFP-32<\/td>\n<td width=\"57\">32<\/td>\n<td width=\"123\">7 x 7<\/td>\n<td width=\"132\">LQFP-48<\/td>\n<td width=\"47\">48<\/td>\n<td width=\"132\">7 x 7<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">LQFP-64<\/td>\n<td width=\"57\">64<\/td>\n<td width=\"123\">10 x 10<\/td>\n<td width=\"132\">LQFP-100<\/td>\n<td width=\"47\">100<\/td>\n<td width=\"132\">14 x 14<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">LQFP-144<\/td>\n<td width=\"57\">144<\/td>\n<td width=\"123\">20 x 20<\/td>\n<td width=\"132\">QFN-8<\/td>\n<td width=\"47\">8<\/td>\n<td width=\"132\">2 x 2<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">QFN-16<\/td>\n<td width=\"57\">16<\/td>\n<td width=\"123\">3 x 3<\/td>\n<td width=\"132\">QFN-32<\/td>\n<td width=\"47\">32<\/td>\n<td width=\"132\">5 x 5<\/td>\n<\/tr>\n<tr>\n<td width=\"132\">QFN-48<\/td>\n<td width=\"57\">48<\/td>\n<td width=\"123\">6 x 6<\/td>\n<td width=\"132\">QFN-64<\/td>\n<td width=\"47\">64<\/td>\n<td width=\"132\">8 x 8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>\u5e38\u89c1\u7684SMD\u5143\u5668\u4ef6\u7c7b\u578b<\/h2>\n<p>SMD\u5143\u5668\u4ef6\u79cd\u7c7b\u7e41\u591a\uff0c\u5c3a\u5bf8\u5404\u5f02\uff0c\u7279\u6027\u5404\u4e0d\u76f8\u540c\u3002\u5728\u540c\u4e00\u4e2a\u7535\u5b50\u7535\u8def\u4e2d\uff0c\u6bcf\u79cd\u5143\u5668\u4ef6\u90fd\u53d1\u6325\u7740\u4e0d\u540c\u7684\u4f5c\u7528\u3002\u6709\u4e9bSMD\u5143\u5668\u4ef6\u7528\u4e8e\u63a7\u5236\u7535\u6d41\uff0c\u6709\u4e9b\u5219\u7528\u4e8e\u5b58\u50a8\u80fd\u91cf\u6216\u5207\u6362\u4fe1\u53f7\uff0c\u8fd8\u6709\u4e9b\uff08\u82af\u7247\uff09\u5219\u7528\u4e8e\u5904\u7406\u4fe1\u606f\u3002\u8981\u7406\u89e3SMD\u5143\u5668\u4ef6\uff0c\u4e86\u89e3\u6bcf\u79cd\u5143\u5668\u4ef6\u7684\u5de5\u4f5c\u539f\u7406\u4e5f\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"104\"><strong>\u7ec4\u4ef6\u540d\u79f0<\/strong><\/td>\n<td width=\"246\"><strong>\u5178\u578b\u5e94\u7528<\/strong><\/td>\n<td width=\"274\"><strong>\u7c7b\u578b<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"104\">SMD\u7535\u963b\u5668<\/td>\n<td width=\"246\">\u9650\u6d41\u3001\u5206\u538b\u548c\u4fe1\u53f7\u63a7\u5236<\/td>\n<td width=\"274\">\u539a\u819c\u3001\u8584\u819c\u3001\u91d1\u5c5e\u819c\u548c\u7ed5\u7ebf\u5f0f<\/td>\n<\/tr>\n<tr>\n<td width=\"104\">SMD\u7535\u5bb9\u5668<\/td>\n<td width=\"246\">\u6ee4\u6ce2\u3001\u50a8\u80fd\u548c\u566a\u58f0\u6291\u5236<\/td>\n<td width=\"274\">\u9676\u74f7\u3001\u94bd\u3001\u94dd\u7535\u89e3\u548c\u8584\u819c<\/td>\n<\/tr>\n<tr>\n<td width=\"104\">SMD\u7535\u611f\u5668<\/td>\n<td width=\"246\">\u6ee4\u6ce2\u3001\u50a8\u80fd\u548c\u5c04\u9891\u7535\u8def<\/td>\n<td width=\"274\">\u7ed5\u7ebf\u7535\u611f\u5668\u3001\u591a\u5c42\u7535\u611f\u5668\u3001\u94c1\u6c27\u4f53\u7535\u611f\u5668\u548c\u529f\u7387\u7535\u611f\u5668<\/td>\n<\/tr>\n<tr>\n<td width=\"104\">SMD\u4e8c\u6781\u7ba1<\/td>\n<td width=\"246\">\u6574\u6d41\u3001\u7535\u538b\u4fdd\u62a4\u548c\u4fe1\u53f7\u5207\u6362<\/td>\n<td width=\"274\">\u8096\u7279\u57fa\u3001\u9f50\u7eb3\u3001TVS\u3001\u5f00\u5173\u578b\u548cLED<\/td>\n<\/tr>\n<tr>\n<td width=\"104\">SMD\u6676\u4f53\u7ba1<\/td>\n<td width=\"246\">\u5f00\u5173\u3001\u653e\u5927\u4e0e\u4fe1\u53f7\u63a7\u5236<\/td>\n<td width=\"274\">\u53cc\u6781\u578b\u6676\u4f53\u7ba1\uff08BJT\uff09\u3001\u91d1\u5c5e\u6c27\u5316\u7269\u534a\u5bfc\u4f53\u573a\u6548\u5e94\u7ba1\uff08MOSFET\uff09\u3001\u7ed3\u578b\u573a\u6548\u5e94\u7ba1\uff08JFET\uff09\u548c\u7edd\u7f18\u6805\u53cc\u6781\u578b\u6676\u4f53\u7ba1\uff08IGBT\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"104\">SMD\u96c6\u6210\u7535\u8def<\/td>\n<td width=\"246\">\u5904\u7406\u3001\u63a7\u5236\u3001\u5b58\u50a8\u548c\u4fe1\u53f7\u7ba1\u7406<\/td>\n<td width=\"274\">\u5fae\u63a7\u5236\u5668\u3001\u5904\u7406\u5668\u3001\u5b58\u50a8\u5668\u96c6\u6210\u7535\u8def\u3001\u653e\u5927\u5668\u548c\u903b\u8f91\u96c6\u6210\u7535\u8def<\/td>\n<\/tr>\n<tr>\n<td width=\"104\">\u5176\u4ed6SMD\u5143\u5668\u4ef6<\/td>\n<td width=\"246\">\u7535\u8def\u4fdd\u62a4\u3001\u5b9a\u65f6\u3001\u4f20\u611f\u548c\u8fde\u63a5<\/td>\n<td width=\"274\">\u4fdd\u9669\u4e1d\u3001\u6676\u4f53\u3001LED\u3001\u4f20\u611f\u5668\u3001\u70ed\u654f\u7535\u963b\u548c\u8fde\u63a5\u5668<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>SMD\u5143\u5668\u4ef6\u662f\u5982\u4f55\u5b89\u88c5\u5728PCB\u4e0a\u7684\uff1f<\/h2>\n<p>\u4e86\u89e3SMD\u7684\u542b\u4e49\u8fd8\u5305\u62ecSMD\u662f\u5982\u4f55\u5b89\u88c5\u5728PCB\u4e0a\u7684\u3002\u987e\u540d\u601d\u4e49\uff0c\u8fd9\u4e9b\u5143\u5668\u4ef6\u76f4\u63a5\u5b89\u88c5\u5728PCB\u8868\u9762\uff0c\u65e0\u9700\u94bb\u5b54\u3002\u9700\u8981\u4e24\u4e2a\u6216\u4e24\u4e2a\u4ee5\u4e0a\u7684\u710a\u76d8\u4f9bSMD\u5b89\u88c5\u3002<\/p>\n<h3>\u624b\u5de5SMD\u8d34\u7247<\/h3>\n<p>\u624b\u5de5\u8d34\u88c5SMD\u5143\u4ef6\u9887\u5177\u96be\u5ea6\uff0c\u9700\u8981\u4e13\u4e1a\u64cd\u4f5c\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cSMD\u5143\u4ef6\u7684\u8d34\u88c5\u4f1a\u91c7\u7528\u81ea\u52a8\u5316\u65b9\u5f0f\u3002\u4e0d\u8fc7\uff0c\u5982\u679c\u60a8\u662f\u5728\u5236\u4f5c\u539f\u578b\u6216\u7ef4\u4feePCB\uff0c\u90a3\u4e48\u624b\u5de5\u8d34\u88c5\u4e5f\u662f\u53ef\u884c\u7684\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5728PCB\u4e0a\u7684\u76f8\u5e94\u710a\u76d8\u4e0a\u6d82\u62b9\u710a\u818f\u6216\u52a9\u710a\u5242\u3002\u52a0\u5165\u9002\u91cf\u7684\u710a\u6599\u3002\u7136\u540e\u5c06SMD\u5143\u4ef6\u653e\u7f6e\u5728\u6b63\u786e\u7684\u4f4d\u7f6e\u3002\u63a5\u7740\u4f7f\u7528\u70ed\u98ce\u67aa\u6216\u70ed\u98ce\u67aa\u5c06\u710a\u6599\u7194\u5316\u3002\u710a\u6599\u7194\u5316\u540e\uff0cSMD\u5143\u4ef6\u5c31\u4f1a\u81ea\u52a8\u5c31\u4f4d\u3002<\/p>\n<p>\u6709\u4e9b\u4e13\u5bb6\u7684\u505a\u6cd5\u7565\u6709\u4e0d\u540c\u3002\u4ed6\u4eec\u5148\u5c06SMD\u5143\u4ef6\u653e\u4e0a\u710a\u76d8\uff0c\u7136\u540e\u7528\u70d9\u94c1\u7194\u5316\u710a\u6599\uff0c\u5c06SMD\u5143\u4ef6\u56fa\u5b9a\u5728PCB\u4e0a\u3002\u5177\u4f53\u91c7\u7528\u54ea\u79cd\u65b9\u6cd5\uff0c\u53d6\u51b3\u4e8eSMD\u5143\u4ef6\u7684\u5c3a\u5bf8\u4ee5\u53ca\u64cd\u4f5c\u4eba\u5458\u7684\u719f\u7ec3\u7a0b\u5ea6\u3002<\/p>\n<p><img decoding=\"async\" class=\"wp-image-4277 aligncenter\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/pcb-Manual-Soldering-300x185.png\" alt=\"PCB\u624b\u5de5\u710a\u63a5\" width=\"456\" height=\"281\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/pcb-Manual-Soldering-300x185.png 300w, https:\/\/uetpcb.com\/wp-content\/uploads\/2020\/11\/pcb-Manual-Soldering.png 403w\" sizes=\"(max-width: 456px) 100vw, 456px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h3>\u81ea\u52a8\u5316SMD\u8d34\u7247<\/h3>\n<p>\u5728\u6279\u91cf\u751f\u4ea7\u65f6\uff0c\u624b\u5de5\u8d34\u88c5SMD\u5143\u4ef6\u975e\u5e38\u8017\u65f6\u3002\u56e0\u6b64\uff0c\u66f4\u503e\u5411\u4e8e\u91c7\u7528\u81ea\u52a8SMD\u8d34\u88c5\u65b9\u6cd5\u3002<\/p>\n<p>\u8d34\u7247\u673a\u4ece\u5377\u8f74\u3001\u6258\u76d8\u6216\u5176\u4ed6\u4f9b\u6599\u5668\u4e2d\u62fe\u53d6\u5143\u5668\u4ef6\uff0c\u7136\u540e\u5c06\u5176\u653e\u7f6e\u5230PCB\u4e0a\u7684\u6b63\u786e\u4f4d\u7f6e\u3002\u5728\u6b64\u6b65\u9aa4\u4e4b\u524d\uff0c\u901a\u5e38\u4f1a\u5728\u76f8\u5e94\u7684\u710a\u76d8\u4e0a\u6d82\u8986\u710a\u818f\u3002\u968f\u540e\uff0c\u7535\u8def\u677f\u901a\u8fc7\u56de\u6d41\u7089\u3002 \u70ed\u91cf\u4f1a\u7194\u5316\u710a\u818f\uff0c\u4ece\u800c\u5c06\u5143\u5668\u4ef6\u6c38\u4e45\u6027\u5730\u56fa\u5b9a\u5728PCB\u4e0a\u3002<\/p>\n<p><img decoding=\"async\" class=\"wp-image-6473 aligncenter\" src=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/IWave-soldering-pcb-300x189.png\" alt=\"\u81ea\u52a8\u5316\u710a\u63a5\u65b9\u6cd5\" width=\"386\" height=\"243\" srcset=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/IWave-soldering-pcb-300x189.png 300w, https:\/\/uetpcb.com\/wp-content\/uploads\/2021\/04\/IWave-soldering-pcb.png 693w\" sizes=\"(max-width: 386px) 100vw, 386px\" 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<a href=\"https:\/\/uetpcb.com\/zh-CN\/contact-us\/\">\u8054\u7cfb\u6211\u4eec<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>1943\u5e74\uff0c\u4e00\u4f4d\u5965\u5730\u5229\u5de5\u7a0b\u5e08\u7814\u5236\u51fa\u4e86\u7b2c\u4e00\u5757\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u3002\u81ea\u90a3\u65f6\u8d77\uff0c\u7535\u5b50\u884c\u4e1a\u6d8c\u73b0\u51fa\u8bb8\u591a\u65b0\u6280\u672f\u3002\u5176\u4e2d\uff0cSMD\uff08\u8868\u9762\u8d34\u88c5\u5668\u4ef6\uff09\u662f\u4e00\u9879\u6838\u5fc3\u6280\u672f\u3002 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