{"id":9330,"date":"2024-09-08T16:38:06","date_gmt":"2024-09-08T08:38:06","guid":{"rendered":"https:\/\/uetpcb.com\/?p=9330"},"modified":"2025-01-21T09:02:30","modified_gmt":"2025-01-21T01:02:30","slug":"how-to-read-a-resistor-a-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/uetpcb.com\/zh-CN\/how-to-read-a-resistor-a-comprehensive-guide\/","title":{"rendered":"\u5982\u4f55\u8bfb\u53d6\u7535\u963b\u503c\uff1a\u5168\u9762\u6307\u5357"},"content":{"rendered":"

\u7535\u963b\u662fPCB\u4e0a\u6700\u5e38\u89c1\u7684\u5143\u5668\u4ef6\u3002\u5b83\u4eec\u4f53\u79ef\u5fae\u5c0f\uff0c\u8868\u9762\u901a\u5e38\u5448\u5f27\u5f62\uff0c\u8fd9\u4f7f\u5f97\u5927\u6279\u91cf\u5370\u5237\u53d8\u5f97\u9887\u5177\u6311\u6218\u6027\u3002\u56e0\u6b64\uff0c\u56fd\u9645\u534f\u4f1a\u51b3\u5b9a\u91c7\u7528\u7f16\u7801\u683c\u5f0f\u6765\u8868\u793a\u7535\u963b\u503c\u3002\u5927\u591a\u6570PCB\u7535\u963b\u90fd\u91c7\u7528\u8272\u73af\u7f16\u7801\u3002\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u201c\u5982\u4f55\u8bfb\u53d6\u7535\u963b\u503c\u201d\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u90a3\u4e48\u60a8\u6765\u5bf9\u5730\u65b9\u4e86\u3002<\/p>\n

\u7535\u963b\u662f\u7535\u8def\u4e2d\u7684\u5173\u952e\u5143\u4ef6\u3002\u5b83\u901a\u5e38\u88ab\u79f0\u4e3aPCB\u4e0a\u7684\u65e0\u6e90\u5143\u4ef6\u3002\u7535\u963b\u4e3b\u8981\u7528\u4e8e\u963b\u788d\u6216\u9650\u5236\u7535\u6d41\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5b83\u53ef\u4ee5\u63a7\u5236\u7535\u538b\u548c\u7535\u6d41\u7684\u5927\u5c0f\u3002\u4f60\u5728\u9ad8\u4e2d\u65f6\u5c31\u5df2\u7ecf\u5b66\u8fc7\u7535\u963b\u5982\u4f55\u5f71\u54cd\u7535\u538b\u548c\u7535\u6d41\u4e86\u3002<\/p>\n

\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u5982\u4f55\u8bfb\u53d6\u4e0d\u540c\u7c7b\u578b\u7684\u7535\u963b\u3002\u7535\u963b\u4e0a\u53ef\u80fd\u6807\u6709\u51e0\u79cd\u4e0d\u540c\u7684\u4ee3\u7801\uff0c\u4f60\u5c06\u4f9d\u6b21\u5b66\u4e60\u8fd9\u4e9b\u5185\u5bb9\u3002<\/p>\n

\u7535\u963b\u53ca\u5176\u7c7b\u578b<\/h2>\n

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\"\u5982\u4f55\u8bfb\u53d6\u7535\u963b\u503c\"<\/p>\n

\u901a\u5b54\u7535\u963b\u5668<\/h3>\n

TH\u7535\u963b\u662f\u4e00\u79cd\u4f20\u7edf\u7c7b\u578b\u7684\u7535\u963b\uff0c\u5176\u7ed3\u6784\u4e3a\u5c06\u957f\u5f15\u7ebf\u63d2\u5165\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u4e0a\u7684\u5b54\u4e2d\uff0c\u7136\u540e\u901a\u8fc7\u710a\u63a5\u56fa\u5b9a\u3002\u6b64\u7c7b\u7535\u963b\u901a\u5e38\u5e26\u6709\u8272\u73af\u6807\u8bb0\u3002\u5728\u901a\u5b54\u7535\u963b\u4e0a\uff0c\u901a\u5e38\u53ef\u4ee5\u770b\u5230\u56db\u79cd\u8272\u73af\u6807\u8bb0\u3002<\/p>\n

#1. \u4e09\u8272\u73af\u7535\u963b<\/h4>\n

\u4e09\u8272\u73af\u7535\u963b\u662f\u6700\u7b80\u5355\u7684\u7535\u963b\uff0c\u5b83\u4f7f\u7528\u4e09\u6761\u4e0d\u540c\u989c\u8272\u7684\u8272\u73af\u6765\u8868\u793a\u7535\u963b\u503c\u3002\u7b2c\u4e00\u6761\u8272\u73af\u8868\u793a\u5b9e\u9645\u7535\u963b\u503c\u7684\u4e2a\u4f4d\u6570\uff1b\u7b2c\u4e8c\u6761\u8272\u73af\u8868\u793a\u5341\u4f4d\u6570\uff1b\u6700\u540e\uff0c\u7b2c\u4e09\u6761\u8272\u73af\u662f\u4e58\u6570\uff0c\u8868\u793a\u9700\u8981\u6dfb\u52a0\u591a\u5c11\u4e2a\u96f6\u3002<\/p>\n

#2. 4 \u8272\u73af\u7535\u963b\u7684\u8272\u73af\u4ee3\u7801<\/h4>\n

\u8fd9\u79cd\u7535\u963b\u4f7f\u7528\u56db\u6761\u8272\u73af\u6765\u8868\u793a\u7535\u963b\u503c\u3002\u4e0e\u4e0a\u8ff0\u7c7b\u578b\u4e00\u6837\uff0c\u7b2c\u4e00\u6761\u8272\u73af\u8868\u793a\u7535\u963b\u503c\u7684\u7b2c\u4e00\u4f4d\u6570\u5b57\uff1b\u7b2c\u4e8c\u6761\u8272\u73af\u8868\u793a\u7535\u963b\u503c\u7684\u7b2c\u4e8c\u4f4d\u6570\u5b57\uff1b\u7b2c\u4e09\u6761\u8272\u73af\u8868\u793a\u4e58\u6570\uff1b\u6700\u540e\uff0c\u7b2c\u56db\u6761\u8272\u73af\u8868\u793a\u516c\u5dee\u3002<\/p>\n

#3. 5 \u8272\u73af\u7535\u963b\u8272\u7801<\/h4>\n

\u8fd9\u79cd\u7535\u963b\u591a\u4e86\u4e00\u6761\u8272\u73af\u3002\u7b2c\u4e00\u3001\u7b2c\u4e8c\u548c\u7b2c\u4e09\u6761\u8272\u73af\u8868\u793a\u57fa\u672c\u7535\u963b\u503c\u3002\u7d27\u968f\u5176\u540e\uff0c\u7b2c\u56db\u6761\u8272\u73af\u8868\u793a\u500d\u6570\uff0c\u7b2c\u4e94\u6761\u8272\u73af\u8868\u793a\u516c\u5dee\u3002<\/p>\n

#4. 6 \u8272\u73af\u7535\u963b<\/h4>\n

\u6700\u540e\uff0c\u8fd9\u79cd\u7535\u963b\u9664\u4e86\u5177\u6709\u524d\u4e00\u79cd\u7535\u963b\u7684\u8272\u73af\u5916\uff0c\u8fd8\u591a\u4e86\u4e00\u6761\u8272\u73af\u3002\u4e0e\u4e4b\u524d\u4e00\u6837\uff0c\u7b2c\u4e00\u3001\u7b2c\u4e8c\u548c\u7b2c\u4e09\u6761\u8272\u73af\u5206\u522b\u8868\u793a\u7535\u963b\u503c\u7684\u7b2c\u4e00\u3001\u7b2c\u4e8c\u548c\u7b2c\u4e09\u4f4d\u6570\u5b57\u3002\u7b2c\u56db\u6761\u8272\u73af\u8868\u793a\u500d\u6570\uff0c\u7b2c\u4e94\u6761\u8272\u73af\u8868\u793a\u516c\u5dee\u3002\u6700\u540e\uff0c\u7b2c\u516d\u6761\u8272\u73af\u901a\u5e38\u8868\u793a\u7535\u963b\u7684\u6e29\u5ea6\u7cfb\u6570\u3002<\/p>\n

SMD\u7535\u963b<\/h3>\n

SMD\u7535\u963b\u5728PCB\u4e0a\u4e5f\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u4e0d\u8fc7\uff0c\u8fd9\u4e9b\u7535\u963b\u6bd4\u901a\u5b54\u7535\u963b\u66f4\u5c0f\u3002\u4e0e\u901a\u5b54\u7535\u963b\u4e00\u6837\uff0c\u5b83\u4eec\u4e5f\u6709\u7279\u5b9a\u7684\u7f16\u7801\u6807\u8bc6\uff0c\u4f46\u4e0e\u901a\u5b54\u7535\u963b\u4e0d\u540c\u7684\u662f\uff0c\u5b83\u4eec\u4e0d\u4f7f\u7528\u8272\u73af\uff0c\u800c\u662f\u91c7\u7528\u76f4\u63a5\u7684\u6570\u5b57\u7f16\u7801\u3002<\/p>\n

\u5982\u679c\u4f60\u8ba4\u4e3a\u8fd9\u4e9b\u6570\u5b57\u4ee3\u7801\u5c31\u662f\u5b9e\u9645\u503c\uff0c\u90a3\u4f60\u53ef\u80fd\u5c31\u641e\u9519\u4e86\u3002\u4f60\u9700\u8981\u8fdb\u4e00\u6b65\u8f6c\u6362\u8fd9\u4e9b\u4ee3\u7801\uff0c\u624d\u80fd\u5f97\u5230\u5b9e\u9645\u7684\u7535\u963b\u503c\u3002\u4e00\u822c\u6765\u8bf4\uff0cSMD\u7535\u963b\u6709\u56db\u79cd\u7c7b\u578b\u3002<\/p>\n

#1. 3\u4f4d\u6570SMD\u7535\u963b\u4ee3\u7801<\/h4>\n

\u987e\u540d\u601d\u4e49\uff0c\u8fd9\u4e9b\u7535\u963b\u5e26\u6709\u4e09\u4f4d\u6570\u7684\u4ee3\u7801\u3002\u6700\u5de6\u8fb9\u7684\u4e24\u4f4d\u6570\u5b57\u8868\u793a\u4e3b\u963b\u503c\uff0c\u7b2c\u4e09\u4f4d\u6570\u5b57\u5219\u662f\u500d\u6570\u3002<\/p>\n

#2. R\u7801\u7535\u963b<\/h4>\n

\u8fd9\u79cd\u7535\u963b\u662f\u53e6\u4e00\u79cd\u5e38\u89c1\u7684\u7535\u963b\u7c7b\u578b\u3002\u5b83\u4e3b\u8981\u7528\u4e8e\u4f4e\u529f\u8017\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u3002\u4f60\u4f1a\u53d1\u73b0\u8fd9\u91cc\u6709\u4e00\u4e2a\u72ec\u7279\u7684\u5b57\u7b26\u201cR\u201d\uff0c\u5b83\u901a\u5e38\u4ee3\u8868\u5c0f\u6570\u70b9\u3002<\/p>\n

#3. 4\u4f4d\u6570SMD\u7535\u963b\u4ee3\u7801<\/h4>\n

\u8fd9\u79cd\u7535\u963b\u4f7f\u7528\u56db\u4f4d\u6570\u5b57\u6765\u8868\u793a\u7ed9\u5b9a\u7684\u7535\u963b\u503c\u3002\u524d\u4e09\u4f4d\u6570\u5b57\u8868\u793a\u7535\u963b\u503c\u7684\u524d\u4e09\u4f4d\uff0c\u7b2c\u56db\u4f4d\u6570\u5b57\u8868\u793a\u500d\u6570\u3002<\/p>\n

\"\u5982\u4f55\u8bfb\u53d6\u7535\u963b\u503c\"<\/p>\n

#4. EIA-96 \u8868\u9762\u8d34\u88c5\u7535\u963b\u4ee3\u7801<\/h4>\n

EIA\u662f\u201c\u7535\u5b50\u5de5\u4e1a\u534f\u4f1a\u201d\uff08Electronic Industrial Association\uff09\u7684\u7f29\u5199\uff0c\u662f\u4e00\u9879\u56fd\u9645\u7535\u5b50\u5236\u9020\u6807\u51c6\u3002EIA-96\u4e3b\u8981\u7528\u4e8e\u8868\u9762\u8d34\u88c5\u7535\u963b\uff08SMD\uff09\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u9ad8\u7cbe\u5ea6\u7cfb\u7edf\u3002\u8be5\u7f16\u7801\u540c\u6837\u91c7\u7528\u4e09\u4f4d\u6570\u4f53\u7cfb\u3002<\/p>\n

\u901a\u5e38\uff0c\u5b83\u7531\u4e24\u4e2a\u6570\u5b57\u548c\u4e00\u4e2a\u5c0f\u5199\u5b57\u6bcd\u7ec4\u6210\u3002\u524d\u4e24\u4e2a\u6570\u5b57\u8868\u793a\u7535\u963b\u503c\u3002\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\u5219\u8868\u793a\u8be5\u7535\u963b\u503c\u5e94\u4e58\u4ee5\u7684\u7cfb\u6570\u3002<\/p>\n

\u8fd9\u4e24\u4e2a\u5b57\u7b26\u90fd\u6709\u4e00\u4e2a\u7279\u5b9a\u7684\u6807\u51c6\u8868\uff0c\u4f60\u5fc5\u987b\u4ece\u4e2d\u627e\u51fa\u786e\u5207\u7684\u7535\u963b\u503c\u3002\u4f60\u5c06\u5728\u4e0b\u4e00\u8282\u4e2d\u8fdb\u4e00\u6b65\u4e86\u89e3\u76f8\u5173\u5185\u5bb9\u3002<\/p>\n

\"\"<\/p>\n

 <\/p>\n

\u5982\u4f55\u89e3\u8bfb\u7535\u963b\u7684\u8272\u73af\u4ee3\u7801\uff1f<\/h2>\n

\u7406\u89e3\u8272\u73af\u8868\u5bf9\u4e8e\u8bc6\u522b\u7535\u963b\u503c\u81f3\u5173\u91cd\u8981\u3002\u8be5\u8868\u901a\u5e38\u7531\u4e00\u7cfb\u5217\u989c\u8272\u53ca\u5176\u5bf9\u5e94\u7684\u6570\u503c\u7ec4\u6210\u3002\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u4e0a\u56fe\u4e2d\u7684\u8272\u73af\u8868\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5176\u5206\u4e3a\u4e94\u4e2a\u4e3b\u8981\u90e8\u5206\u3002<\/p>\n

    \n
  1. \u989c\u8272\u5e26\u5217\u4f4d\u4e8e\u8868\u683c\u7684\u6700\u5de6\u4fa7\u3002\u5b83\u663e\u793a\u4e86\u4ee3\u8868\u7535\u963b\u503c\u7684\u5404\u79cd\u989c\u8272\u3002<\/li>\n
  2. \u7d27\u63a5\u5728\u5f69\u8272\u6761\u5f62\u56fe\u5217\u4e4b\u540e\uff0c\u53ef\u4ee5\u770b\u5230\u4e09\u5217\uff0c\u540d\u79f0\u5206\u522b\u4e3a 1st<\/sup>, 2nd,<\/sup> \u548c 3rd<\/sup> \u8fd9\u4e09\u5217\u4ee3\u8868\u6bcf\u79cd\u989c\u8272\u7684\u6570\u503c\u3002\u8fd9\u4e9b\u5217\u662f\u7535\u963b\u503c\u7684\u524d\u4e09\u4f4d\u6570\u5b57\uff0c\u8303\u56f4\u4e3a0\u52309\u3002<\/li>\n
  3. \u4e0b\u4e00\u5217\u662f\u4e58\u6570\u3002\u5b83\u8868\u793a\u5728\u7535\u963b\u503c\u7684\u4e09\u4f4d\u6570\u5b57\u540e\u5e94\u6dfb\u52a0\u7684\u96f6\u7684\u4e2a\u6570\u3002\u901a\u5e38\u8303\u56f4\u572810-2 <\/sup>\u5230 107<\/sup>.<\/li>\n
  4. \u516c\u5dee\u503c\u4f4d\u4e8e\u7cfb\u6570\u5217\u65c1\u8fb9\u3002\u5176\u8303\u56f4\u901a\u5e38\u57280.05%\u81f310%\u4e4b\u95f4\u3002\u8868\u683c\u4e2d\u7528\u94f6\u8272\u6807\u793a\u7684\u6570\u503c\u8868\u793a\u6700\u5927\u7684\u516c\u5dee\u503c\uff0c\u537310%\u3002<\/li>\n
  5. \u6700\u540e\uff0c\u6700\u540e\u4e00\u5217\u8868\u793a\u6e29\u5ea6\u7cfb\u6570\u3002\u8be5\u7cfb\u6570\u901a\u5e38\u4ee5ppm\/K\u4e3a\u5355\u4f4d\uff0c\u8303\u56f4\u57281 ppm\/K\u5230200 ppm\/K\u4e4b\u95f4\u3002<\/li>\n<\/ol>\n

    \"\u5982\u4f55\u8bfb\u53d6\u7535\u963b\u503c\uff1aUETPCB\u6307\u5357\"<\/p>\n

    \u793a\u4f8b 1\uff1a\u7535\u963b A<\/h3>\n

    \u56fe\u4e2d\u663e\u793a\uff0c\u6807\u6709\u5b57\u6bcdA\u7684\u7b2c\u4e00\u4e2a\u7535\u963b\u6709\u4e09\u4e2a\u8272\u73af\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u5224\u65ad\u8be5\u7535\u963b\u4e3a\u4e09\u8272\u73af\u8272\u7801\u7535\u963b\u3002\u524d\u4e24\u4e2a\u8272\u73af\u8868\u793a\u7535\u963b\u503c\u7684\u4e24\u4f4d\u6570\uff0c\u6700\u540e\u4e00\u4e2a\u8272\u73af\u8868\u793a\u4e58\u6570\u3002<\/p>\n

    \u56e0\u6b64\uff0c\u7535\u963bA\u7684\u8272\u73af\u987a\u5e8f\u662f\u6a59\u3001\u7ea2\u3001\u9ed1\u3002\u73b0\u5728\uff0c\u8bf7\u67e5\u9605\u4e0b\u8868\u627e\u51fa\u5176\u963b\u503c\u3002\u963b\u503c\u4e3a32 \u00d7 100<\/sup> = 32 \u6b27\u59c6\u3002<\/p>\n

    \u793a\u4f8b 2\uff1a\u7535\u963b B<\/h3>\n

    \u7b2c\u4e8c\u4e2a\u7535\u963b B \u6709\u4e94\u6761\u8272\u73af\u3002\u6839\u636e\u524d\u9762\u7684\u8ba8\u8bba\uff0c\u4f60\u77e5\u9053\u8fd9\u79cd\u7535\u963b\u6709\u4e09\u4e2a\u6709\u6548\u6570\u5b57\u3001\u4e00\u4e2a\u4e58\u6570\u548c\u4e00\u6761\u516c\u5dee\u8272\u73af\u3002<\/p>\n

    \u7535\u963b B \u7684\u8272\u73af\u987a\u5e8f\u4e3a\u7ea2\u3001\u7eff\u3001\u6a59\u3001\u9ec4\u3001\u7d2b\u3002\u73b0\u5728\uff0c\u8bf7\u67e5\u770b\u4e0b\u8868\uff0c\u8bd5\u7740\u627e\u51fa\u5176\u963b\u503c\u3002\u8be5\u503c\u5e94\u4e3a 253 \u00d7 104 <\/sup>\u00b1 0.10% = 2530 K\u03a9 \u00b1 0.10%\u3002\u8fd9\u76f8\u5bf9\u6765\u8bf4\u662f\u4e00\u4e2a\u975e\u5e38\u9ad8\u7684\u7535\u963b\u503c\u3002<\/p>\n

    \u793a\u4f8b 3\uff1a\u7535\u963b C<\/h3>\n

    \u7b2c\u4e09\u4e2a\u7535\u963bC\u6709\u516d\u6761\u8272\u73af\u3002\u6839\u636e\u524d\u9762\u7684\u8ba8\u8bba\uff0c\u4f60\u77e5\u9053\u8fd9\u79cd\u7535\u963b\u5e26\u6709\u989d\u5916\u7684\u8272\u73af\u3002\u989d\u5916\u7684\u8272\u73af\u8868\u793a\u8be5\u7535\u963b\u7684\u6e29\u5ea6\u7cfb\u6570\u3002<\/p>\n

    \u7535\u963bC\u7684\u8272\u73af\u987a\u5e8f\u4e3a\u68d5\u3001\u9ed1\u3001\u9ed1\u3001\u68d5\u3001\u7eff\u3001\u7ea2\u3002\u73b0\u5728\uff0c\u8bf7\u67e5\u770b\u4e0b\u8868\uff0c\u8bd5\u7740\u627e\u51fa\u5176\u963b\u503c\u3002\u8be5\u963b\u503c\u5e94\u4e3a100\u00d7101 <\/sup>\u00b1 0.5% = 1 K\u03a9\uff0c\u6e29\u5ea6\u7cfb\u6570\u4e3a 50 ppm\/K\u3002<\/p>\n

    \u5982\u4f55\u8bfb\u53d6\u5e26\u6709\u76f4\u63a5\u6807\u8bb0\u7684\u7535\u963b\uff08SMD\u7535\u963b\uff09\uff1f<\/h2>\n

    \u5728\u4e0a\u4e00\u8282\u4e2d\uff0c\u4f60\u5b66\u4e60\u4e86\u5982\u4f55\u8bc6\u522b\u8272\u73af\u7535\u963b\u6216\u901a\u5b54\u7535\u963b\u3002\u5728\u672c\u8282\u4e2d\uff0c\u4f60\u5c06\u5b66\u4e60\u5982\u4f55\u8bc6\u522bSMD\u7535\u963b\u3002\u4e0d\u8fc7\uff0c\u4f60\u53ef\u80fd\u5df2\u7ecf\u4ece\u524d\u4e00\u8282\u7684\u5185\u5bb9\u4e2d\u638c\u63e1\u4e86\u4e00\u4e9b\u57fa\u672c\u77e5\u8bc6\u3002<\/p>\n

    \"\"<\/p>\n

    \u793a\u4f8b 1 SMD \u7535\u963b D<\/h3>\n

    \u7535\u963bD\u4e0a\u6807\u6709\u201c105\u201d\uff0c\u56e0\u6b64\u5b83\u662f\u4e00\u4e2a\u4e09\u4f4d\u6570\u7684SMD\u7535\u963b\u3002\u6b64\u7c7b\u7535\u963b\u4e2d\uff0c\u524d\u4e24\u4f4d\u6570\u5b57\u4ee3\u8868\u6709\u6548\u6570\u5b57\uff0c\u6700\u540e\u4e00\u4f4d\u6570\u5b57\u662f\u4e58\u6570\u3002\u56e0\u6b64\uff0c\u5176\u963b\u503c\u4e3a10 \u00d7 105 <\/sup>= 1000 K\u03a9\u3002 \u00a0<\/sup><\/p>\n

    \u793a\u4f8b 2\uff1aSMD \u7535\u963b E<\/h3>\n

    \u7535\u963bE\u7684\u6807\u8bb0\u4e3a2R2\u3002\u5728\u6b64\u7c7b\u6807\u8bb0\u4e2d\uff0c\u5b57\u6bcdR\u4ee3\u8868\u7535\u963b\u503c\u7684\u5341\u8fdb\u5236\u5c0f\u6570\u70b9\u3002\u56e0\u6b64\uff0c2R2\u8868\u793a2.2 \u03a9\u3002<\/p>\n

    \u793a\u4f8b 3 SMD \u7535\u963b F<\/h3>\n

    \u7535\u963bF\u662f\u4e00\u79cd\u79f0\u4e3aEIA-96 SMD\u7535\u963b\u7684\u7279\u6b8a\u7c7b\u578b\u7535\u963b\u3002\u5176\u6807\u8bc6\u7531\u4e09\u4e2a\u5b57\u7b26\u7ec4\u6210\uff1a\u524d\u4e24\u4e2a\u5b57\u7b26\u8868\u793a\u6709\u6548\u7535\u963b\u503c\uff0c\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\u8868\u793a\u500d\u6570\u3002\u6839\u636e\u8868\u683c\uff0c\u8be5\u503c\u5e94\u4e3a130 \u00d7 1 = 130 \u03a9\u3002<\/p>\n

    \u9605\u8bfb\u6307\u5357\u4e0e\u6280\u5de7<\/h3>\n

    \u7535\u963b\u901a\u5e38\u662f\u4ece\u5de6\u5230\u53f3\u8bfb\u53d6\u7684\u3002\u4f46\u5982\u4f55\u5224\u65ad\u54ea\u4e00\u4fa7\u662f\u5de6\u4fa7\u5462\uff1f\u8fd9\u662f\u5f69\u8272\u7f16\u7801\u7535\u963b\u4e2d\u5e38\u89c1\u7684\u95ee\u9898\u3002\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\uff0c\u4f60\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u4e24\u4e2a\u5c0f\u7a8d\u95e8\u3002<\/p>\n

      \n
    • \u8bf7\u89c2\u5bdf\u8272\u5e26\u4e4b\u95f4\u7684\u95f4\u8ddd\u3002\u95f4\u8ddd\u8f83\u5c0f\u7684\u8272\u5e26\u603b\u662f\u4f4d\u4e8e\u5de6\u4fa7\u3002<\/li>\n
    • \u60a8\u8fd8\u53ef\u4ee5\u67e5\u770b\u6700\u5927\u7740\u8272\u6570\u3002\u901a\u5e38\uff0c\u8fd9\u4e9b\u6570\u5b57\u4f4d\u4e8e\u7535\u963b\u5668\u7684\u5de6\u4fa7\u3002<\/li>\n
    • \u7535\u963b\u7684\u7b2c\u4e00\u5708\u8272\u73af\u603b\u662f\u9760\u8fd1\u5176\u4e2d\u4e00\u4e2a\u5f15\u811a\u3002\u6700\u540e\u4e00\u5708\u8272\u73af\uff08\u901a\u5e38\u4e3a\u91d1\u8272\u6216\u94f6\u8272\uff09\u8868\u793a\u516c\u5dee\u3002<\/li>\n<\/ul>\n

      \u7ed3\u8bed<\/h2>\n

      \u672c\u8be6\u7ec6\u6307\u5357\u6db5\u76d6\u4e86\u8bfb\u53d6\u7535\u963b\u503c\u6240\u9700\u7684\u6240\u6709\u4fe1\u606f\u3002\u4e0d\u8fc7\uff0c\u9996\u5148\u9700\u8981\u786e\u5b9a\u60a8\u6b63\u5728\u5904\u7406\u7684\u7535\u963b\u7c7b\u578b\u3002\u90a3\u4e48\uff0c\u7535\u963b\u7684\u7f16\u7801\u6807\u8bc6\u6709\u54ea\u4e9b\u7c7b\u578b\u5462\uff1f\u662f\u989c\u8272\u7f16\u7801\u8fd8\u662f\u5b57\u7b26\u7f16\u7801\uff1f\u8bf7\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\uff0c\u53c2\u7167\u4e0b\u8868\u8ba1\u7b97\u51fa\u5b9e\u9645\u7535\u963b\u503c\u3002<\/p>\n

      \u5728\u5904\u7406PCB\u65f6\uff0c\u4e86\u89e3\u7535\u963b\u503c\u81f3\u5173\u91cd\u8981\u3002\u6211\u4eec\u5e0c\u671b\u672c\u6559\u7a0b\u80fd\u5e2e\u52a9\u60a8\u638c\u63e1\u9879\u76ee\u6240\u9700\u7684\u77e5\u8bc6\u3002\u5982\u679c\u60a8\u8fd8\u6709\u7591\u95ee\uff0c\u8bf7\u5bfb\u6c42\u4e13\u5bb6\u7684\u5e2e\u52a9\u3002<\/p>","protected":false},"excerpt":{"rendered":"

      Resistors are the most common PCB components. They are tiny and often have curved surfaces, making printing large numbers challenging. Hence, the international association decided to express them in coded formats. Most PCB resistors are color-coded. If you are looking for “how to read a resistor, ” you are at the right place. A resistor…<\/p>","protected":false},"author":6,"featured_media":9337,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-9330","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"\nHow to Read a Resistor: A Comprehensive Guide - UETPCB<\/title>\n<meta name=\"description\" content=\""How to Read a Resistor" is a comprehensive guide that shows you the step-by-step process of reading all types of resistors. Learn more.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uetpcb.com\/zh-CN\/how-to-read-a-resistor-a-comprehensive-guide\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Read a Resistor: A Comprehensive Guide - UETPCB\" \/>\n<meta property=\"og:description\" content=\""How to Read a Resistor" is a comprehensive guide that shows you the step-by-step process of reading all types of resistors. Learn more.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uetpcb.com\/zh-CN\/how-to-read-a-resistor-a-comprehensive-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"UETPCB\" \/>\n<meta property=\"article:published_time\" content=\"2024-09-08T08:38:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-21T01:02:30+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/uetpcb.com\/wp-content\/uploads\/2024\/09\/banner.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"1400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"zfp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"zfp\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/\"},\"author\":{\"name\":\"zfp\",\"@id\":\"https:\\\/\\\/uetpcb.com\\\/#\\\/schema\\\/person\\\/34355dc7b8585db7603570610c803008\"},\"headline\":\"How to Read a Resistor: A Comprehensive Guide\",\"datePublished\":\"2024-09-08T08:38:06+00:00\",\"dateModified\":\"2025-01-21T01:02:30+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/\"},\"wordCount\":1474,\"image\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/uetpcb.com\\\/wp-content\\\/uploads\\\/2024\\\/09\\\/banner.webp\",\"articleSection\":[\"News\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/\",\"url\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/\",\"name\":\"How to Read a Resistor: A Comprehensive Guide - UETPCB\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/how-to-read-a-resistor-a-comprehensive-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/uetpcb.com\\\/wp-content\\\/uploads\\\/2024\\\/09\\\/banner.webp\",\"datePublished\":\"2024-09-08T08:38:06+00:00\",\"dateModified\":\"2025-01-21T01:02:30+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/uetpcb.com\\\/#\\\/schema\\\/person\\\/34355dc7b8585db7603570610c803008\"},\"description\":\"\\\"How to Read a Resistor\\\" is a comprehensive guide that shows you the step-by-step process of reading all types of resistors. 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