{"id":2833,"date":"2019-09-27T08:57:01","date_gmt":"2019-09-27T08:57:01","guid":{"rendered":""},"modified":"2019-09-27T16:57:21","modified_gmt":"2019-09-27T08:57:21","slug":"pcb%e8%ae%be%e8%ae%a1%e8%bf%87%e7%a8%8b%e4%b8%ad%e7%9a%84%e4%bb%bf%e7%9c%9f%e6%a8%a1%e5%9e%8bemc%2femi%e9%97%ae%e9%a2%98%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2833","title":{"rendered":"PCB\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\u7684\u4eff\u771f\u6a21\u578bEMC\/EMI\u95ee\u9898\u5206\u6790"},"content":{"rendered":"

\n\t\u7531\u4e8ePCB\u677f<\/u>\u4e0a\u7684\u7535\u5b50\u5668\u4ef6\u5bc6\u5ea6\u8d8a\u6765\u8d8a\u5927\uff0c\u8d70\u7ebf\u8d8a\u6765\u8d8a\u7a84\uff0c\u8d70\u7ebf\u5bc6\u5ea6\u4e5f\u8d8a\u6765\u8d8a\u9ad8\uff0c\u4fe1\u53f7\u7684\u9891\u7387\u4e5f\u8d8a\u6765\u8d8a\u9ad8\uff0c\u4e0d\u53ef\u907f\u514d\u5730\u4f1a\u5f15\u5165EMC<\/u>\uff08\u7535\u78c1\u517c\u5bb9\uff09\u548cEMI<\/u>\uff08\u7535\u78c1\u5e72\u6270\uff09\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u5bf9\u7535\u5b50\u4ea7\u54c1\u7684\u7535\u78c1\u517c\u5bb9\u5206\u6790\u4ee5\u53ca\u5e94\u7528\u5c31\u975e\u5e38\u91cd\u8981\u4e86\u3002\u4f46\u76ee\u524d\u56fd\u5185\u56fd\u9645\u7684\u666e\u904d\u60c5\u51b5\u662f\uff0c\u4e0eIC\u8bbe\u8ba1\u76f8\u6bd4\uff0cPCB\u8bbe\u8ba1<\/u>\u8fc7\u7a0b\u4e2d\u7684EMC\u5206\u6790\u548c\u6a21\u62df\u4eff\u771f\u662f\u4e00\u4e2a\u8584\u5f31\u73af\u8282\u3002\u540c\u65f6\uff0cEMC\u4eff\u771f\u5206\u6790\u76ee\u524d\u5728PCB<\/u>\u8bbe\u8ba1\u4e2d\u9010\u6e10\u5360\u636e\u8d8a\u6765\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002<\/p>\n

\n\tPCB\u8bbe\u8ba1\u4e2d\u7684\u5bf9EMC\/EMI\u7684\u5206\u6790\u76ee\u6807\u4fe1\u53f7\u5b8c\u6574\u6027\u5206\u6790\u5305\u62ec\u540c\u4e00\u5e03\u7ebf\u7f51\u7edc\u4e0a\u540c\u4e00\u4fe1\u53f7\u7684\u53cd\u5c04\u5206\u6790\uff0c\u963b\u6297\u5339\u914d\u5206\u6790\uff0c\u4fe1\u53f7\u8fc7\u51b2\u5206\u6790\uff0c\u4fe1\u53f7\u65f6\u5e8f\u5206\u6790\u7b49\u7b49\uff1b\u5bf9\u4e8e\u90bb\u8fd1\u5e03\u7ebf\u7f51\u7edc\u4e0a\u4e0d\u540c\u4fe1\u53f7\u4e4b\u95f4\u7684\u4e32\u6270\u5206\u6790\u3002\u5728\u4fe1\u53f7\u5b8c\u6574\u6027\u5206\u6790\u65f6\u8fd8\u5fc5\u987b\u8003\u8651\u5e03\u7ebf\u7f51\u7edc\u7684\u7269\u7406\u62d3\u6251\u7ed3\u6784\uff0cPCB\u4ecb\u8d28\u5c42\u7684\u7535\u4ecb\u8d28\u7279\u6027\u548c\u4ecb\u7535\u5e38\u6570\u4ee5\u53ca\u6bcf\u4e00\u5e03\u7ebf\u5c42\u7684\u7535\u6c14\u7279\u6027\u3002\u73b0\u5728\u5df2\u7ecf\u6709\u4e86\u6291\u5236\u7535\u5b50\u8bbe\u5907\u548c\u4eea\u8868\u7684EMI\u7684\u56fd\u9645\u6807\u51c6\uff0c\u7edf\u79f0\u4e3a\u7535\u78c1\u517c\u5bb9\uff08EMC\uff09\u6807\u51c6\uff0c\u5b83\u4eec\u53ef\u4ee5\u4f5c\u4e3aPCB\u8bbe\u8ba1\u8005\u5e03\u7ebf\u548c\u5e03\u5c40\u65f6\u6291\u5236\u7535\u78c1\u8f90\u5c04\u548c\u5e72\u6270\u7684\u89c4\u5219\uff0c\u5bf9\u4e8e\u519b\u7528\u7535\u5b50\u4ea7\u54c1\u8bbe\u8ba1\u8005\u6765\u8bf4\uff0c\u6807\u51c6\u4f1a\u66f4\u4e25\u683c\uff0c\u8981\u6c42\u66f4\u82db\u523b\u3002\u5bf9\u4e8e\u7531\u591a\u5757PCB\u677f\u901a\u8fc7\u603b\u7ebf\u8fde\u63a5\u800c\u6210\u7684\u7cfb\u7edf\uff0c\u8fd8\u5fc5\u987b\u5206\u6790\u4e0d\u540cPCB\u677f\u4e4b\u95f4\u7684\u7535\u78c1\u517c\u5bb9\u6027\u80fd\u4ee5\u53ca\u63a5\u53e3<\/u>\u7535\u8def\u548c\u8fde\u63a5\u5668<\/u>\u7684EMC\/EMI\u6027\u80fd\u3002<\/p>\n

\n\t <\/div>\n

\n\t\"PCB\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\u7684\u4eff\u771f\u6a21\u578bEMC\/EMI\u95ee\u9898\u5206\u6790\"
\n\t <\/p>\n

\n\tEMC\/EMI\u7684\u4eff\u771f\u9700\u8981\u7528\u5230\u4eff\u771f\u6a21\u578bEMC\/EMI\u5206\u6790\u8981\u4e86\u89e3\u6240\u7528\u5230\u7684\u5143\u5668\u4ef6<\/u>\u7684\u7535\u6c14\u7279\u6027\uff0c\u4e4b\u540e\u624d\u80fd\u66f4\u597d\u5730\u5177\u4f53\u6a21\u62df\u4eff\u771f\u3002\u76ee\u524d\u5e94\u7528\u8f83\u591a\u7684\u6709IBIS\u548cSPI<\/u>CE\u6a21\u578b\u3002IBIS\uff08I\/O<\/u> Buffer Inte<\/u>rf<\/u>ace Specif<\/u>icati<\/u>on\uff09\uff0c\u5373ANSI\/EIA-656\uff0c\u662f\u4e00\u79cd\u901a\u8fc7\u6d4b\u91cf<\/u>\u6216\u7535\u8def\u4eff\u771f<\/u>\u5f97\u5230\uff0c\u57fa\u4e8eV\/I\u66f2\u7ebf\u7684I\/O\u7f13\u51b2\u5668\u7684\u5feb\u901f\u800c\u7cbe\u786e\u63cf\u8ff0\u7535\u6c14\u6027\u80fd\u7684\u6a21\u578b\u3002<\/p>\n

\n\t1990\u5e74\u7531INTEL<\/u>\u7275\u5934\u3001\u8054\u5408\u6570\u5bb6\u8457\u540d\u7684\u534a\u5bfc\u4f53\u5382\u5546\u5171\u540c\u5236\u5b9a\u4e86IBIS V1.0\u7684\u884c\u4e1a\u6807\u51c6\uff0c\u7ecf\u8fc7\u4e0d\u65ad\u7684\u5b8c\u5584\u548c\u53d1\u5c55\uff0c\u4e8e1997\u5e74\u66f4\u65b0\u4e3aIBIS V3.0.\u73b0\u5728\u6b64\u6807\u51c6\u5df2\u88abNS\u3001Motorola\u3001TI\u3001IDT<\/u>\u3001Xilinx\u3001Siemens\u3001Cypress<\/u>\u3001VLSI\u7b49\u6570\u767e\u5bb6\u534a\u5bfc\u4f53\u5382\u5546\u652f\u6301\uff0c\u540c\u65f6Cadence<\/u>\u3001Mentor<\/u>\u3001Incases\u3001Zuken-Redac<\/u>\u7b49RDA\u516c\u53f8\u5728\u5404\u81ea\u7684\u8f6f\u4ef6\u4e2d\u4e5f\u6dfb\u52a0\u4e86\u6709\u5173IBIS\u7684\u529f\u80fd\u6a21\u5757\u3002<\/p>\n

\n\tIBIS\u6587\u4ef6\u662f\u4e00\u79cd\u6587\u672c\u6587\u4ef6\uff0c\u662f\u901a\u8fc7\u6807\u51c6\u8f6f\u4ef6\u683c\u5f0f\u751f\u6210\u7684“\u884c\u4e3a”\u4fe1\u606f\u7684\u63cf\u8ff0\uff0c\u4ee5\u8bf4\u660eIC\u7684\u6a21\u62df\u7535\u6c14\u7279\u6027\u3002IC\u7684SPICE\u6a21\u578b\u662f\u5404\u534a\u5bfc\u4f53\u5382\u5546\u7684\u5546\u4e1a\u79d8\u5bc6\uff0c\u53d7\u5230\u77e5\u8bc6\u4ea7\u6743\u7684\u4fdd\u62a4\uff0c\u800cIBIS\u6a21\u578b\u662f\u5bf9\u7528\u6237\u5b8c\u5168\u5f00\u653e\u7684\u6570\u636e\uff0c\u6240\u4ee5\u8bbe\u8ba1\u8005\u53ef\u4ee5\u6bd4\u8f83\u5bb9\u6613\u5f97\u5230IBIS\u6a21\u578b\u3002\u5f53\u7136\uff0c\u5982\u679c\u6709SPICE\u6a21\u578b\uff0cIBIS\u6a21\u578b\u53ef\u4ee5\u4eceSPICE\u6a21\u578b\u6765\u751f\u6210\u3002\u76ee\u524d\uff0c\u4e00\u822c\u90fd\u53ef\u4ee5\u4ece\u5668\u4ef6\u5382\u5546\u90a3\u91cc\u62ff\u5230IBIS\u6a21\u578b\u3002<\/p>\n

\n\t\u5e94\u7528EMC\/EMI\u4eff\u771f\u6765\u63d0\u9ad8PCB\u8bbe\u8ba1\u7684\u8d28\u91cf\u5728PCB\u5e03\u5c40\u5e03\u7ebf\u7ed3\u675f\u540e\uff0c\u5c06GERBER\u6587\u4ef6\u505a\u6210\u7535\u8def\u677f\u4e4b\u524d\u5bf9\u7535\u8def\u8bbe\u8ba1\u8fdb\u884cEMC\/EMI\u7684\u5206\u6790\u548c\u6a21\u62df\u4eff\u771f\u3002\u540c\u65f6\u4f9d\u636e\u5b9e\u9645\u7535\u8def\u7684\u52a8\u6001\u5de5\u4f5c\u9891\u7387\u5206\u6790\u4fe1\u53f7\u7684\u5f3a\u5ea6\u3001\u65f6\u5ef6\u7b49\u7279\u6027\u3002\u5982\u679c\u8bbe\u8ba1\u7684PCB\u4e2d\u542b\u6709\u4e0e\u5916\u90e8\u7684\u63a5\u53e3\uff0cIC\u4e0a\u5916\u52a0\u4e86\u6563\u70ed\u5668\u6216\u7535\u8def\u672c\u8eab\u529f\u8017\u5927\u65f6\uff0c\u5fc5\u987b\u8fdb\u4e00\u6b65\u8fdb\u884c\u7535\u78c1\u8f90\u5c04\u7684\u6a21\u62df\u4eff\u771f\u5206\u6790\u3002\u5bf9\u4e8e\u9ad8\u901f\u7535\u8def\u6709\u5fc5\u8981\u8fdb\u884c\u5e03\u7ebf\u7f51\u7edc\u7684\u4f20\u8f93\u7ebf\u5206\u5e03\u53c2\u6570\u5206\u6790\u3002<\/p>\n

\n\tEDA\u5f00\u53d1\u5382\u5546\u4e5f\u6e10\u6e10\u610f\u8bc6\u5230\u7528\u6237\u5728EMC\/EMI\u6a21\u62df\u4eff\u771f\u9886\u57df\u7684\u9700\u6c42\uff0c\u5fb7\u56fd\u7684INCASES\u516c\u53f8\u4e3a\u8bbe\u8ba1\u8005\u63d0\u4f9b\u4e86EMC\/EMI\u6a21\u62df\u4eff\u771f\u5206\u6790\u7684\u8f6f\u4ef6\u5305EMC-WORKBENCH\uff0c\u6210\u4e3a\u8be5\u884c\u4e1a\u7684\u9886\u8896\u5e76\u591a\u6b21\u4e3b\u6301\u4e86IEEE\u5728EMC\/EMI\u65b9\u9762\u7684\u7814\u8ba8\u4f1a\u3002EMC-WORKBENCH\u80fd\u591f\u6ee1\u8db3\u7535\u8def\u8bbe\u8ba1\u8005\u5728\u7535\u78c1\u517c\u5bb9\u65b9\u9762\u7684\u8feb\u5207\u9700\u6c42\uff0c\u6539\u8fdb\u4e86PCB\u8bbe\u8ba1\u7684\u6d41\u7a0b\uff0c\u7b80\u5316\u540e\u671f\u786c\u4ef6\u8c03\u8bd5\u4e2d\u8bb8\u591a\u7e41\u6742\u7684\u5de5\u4f5c\u3002<\/p>\n

\n\t\u540c\u65f6\uff0cIC\u5185\u90e8\u4e5f\u8981\u5145\u5206\u8003\u8651\u5230EMC\/EMI\u7684\u95ee\u9898\u3002\u76ee\u524d\uff0c\u5927\u90e8\u5206\u82af\u7247\u5382\u5546\u90fd\u4f1a\u5904\u7406\u597dIC\u5185\u90e8\u7684EMC\/EMI\u7684\u95ee\u9898\u3002\u4f46\u5e7f\u5927\u7684\u8bbe\u8ba1\u8005\u4e5f\u5e94\u5f53\u7559\u610f\u82af\u7247\u4e2d\u53ef\u80fd\u5b58\u5728\u7684\u95ee\u9898\uff0c\u540c\u65f6\u5c06EMC\/EMI\u7684\u89e3\u51b3\u5728\u677f\u6781\u4e0a\u505a\u5230\u6781\u81f4\u3002<\/p>\n

\n\t\u7535\u5b50\u5de5\u7a0b\u5e08\u4eec\u53ef\u4ee5\u5229\u7528\u4eff\u771f\u5de5\u5177\uff0c\u5e76\u6709\u6548\u7efc\u5408\u8bbe\u8ba1\u7ecf\u9a8c\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u63d0\u9ad8\u4ea7\u54c1\u7684\u8d28\u91cf\u548c\u4ea7\u54c1\u7684\u53ef\u9760\u6027\u3002
\n\t\u6765\u6e90\uff1b\u4e92\u8054\u7f51<\/p>\n","protected":false},"excerpt":{"rendered":"

\u7531\u4e8e PCB\u677f \u4e0a\u7684\u7535\u5b50\u5668\u4ef6\u5bc6\u5ea6\u8d8a\u6765\u8d8a\u5927\uff0c\u8d70\u7ebf\u8d8a\u6765\u8d8a\u7a84\uff0c\u8d70\u7ebf\u5bc6\u5ea6\u4e5f\u8d8a\u6765\u8d8a\u9ad8\uff0c\u4fe1\u53f7\u7684\u9891\u7387\u4e5f\u8d8a\u6765\u8d8a\u9ad8\uff0c\u4e0d\u53ef\u907f\u514d\u5730\u4f1a\u5f15\u5165 EMC \uff08\u7535\u78c1\u517c\u5bb9\uff09\u548cE MI \uff08\u7535\u78c1\u5e72\u6270\uff09\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u5bf9\u7535\u5b50\u4ea7\u54c1<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/2833"}],"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=2833"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/2833\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2833"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}