{"id":2912,"date":"2019-11-26T08:28:46","date_gmt":"2019-11-26T08:28:46","guid":{"rendered":""},"modified":"2019-11-26T16:29:15","modified_gmt":"2019-11-26T08:29:15","slug":"usb3.0%e7%b3%bb%e7%bb%9f%e7%9a%84esd%e9%98%b2%e6%8a%a4%e8%ae%be%e8%ae%a1%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2912","title":{"rendered":"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848"},"content":{"rendered":"

\n\t\u76ee\u524d\uff0cUSB<\/u>2.0\u662f\u6700\u666e\u904d\u7684\u901a\u7528\u5916\u90e8\u6570\u636e\u63a5\u53e3<\/u>\u4e4b\u4e00\uff0c\u4e14\u4e8b\u5b9e\u4e0a\u5df2\u6210\u4e3a\u4fbf\u643a\u5f0f\u7535\u8111\u3001\u4e0a\u7f51\u672c\u548c\u53f0\u5f0f\u673a\u7b49\u6240\u6709\u8ba1\u7b97\u673a<\/u>\u7cfb\u7edf\u7684\u6807\u914d\u63a5\u53e3\u3002\u6b64\u5916\uff0c\u8bf8\u5982\u4fbf\u643a\u5f0f\u6444\u50cf\u673a\u3001\u6570\u7801\u76f8\u673a\u3001MP3\u64ad\u653e\u5668\u3001\u7535\u5b50\u6e38\u620f\u673a\u3001DVD\u84dd\u5149\u64ad\u653e\u5668\u548c\u7535\u89c6\u673a\uff0c\u4ee5\u53ca\u624b\u673a\u548cDSL\/\u8def\u7531\u5668\u7b49\u6d88\u8d39\u7535\u5b50\u4ea7\u54c1\uff0c\u4e5f\u5e7f\u6cdb\u91c7\u7528USB2.0\u63a5\u53e3\u3002<\/span><\/p>\n

\n\t\u5728\u5e02\u573a\u4e0a\uff0c\u6709\u4e9b\u7cfb\u7edf\u53ef\u63d0\u4f9b\u6bd4USB2.0\u9ad8\u901f\u6a21\u5f0f480Mbps\u9ad8\u5f97\u591a\u7684\u6570\u636e\u7387\u3002\u4f8b\u5982\uff0c\u5343\u5146\u4ee5\u592a\u7f51<\/u>\u7684\u901f\u5ea6\u662f\u51763\u500d\u5de6\u53f3\uff0c\u5916\u90e8\u4e32\u884cATA\uff08eSATA\uff09\u5219\u53ef\u63d0\u4f9b3Gbps\u7684\u6570\u636e\u7387\uff08\u7ea66\u500d\uff09\u3002\u4f46\u6240\u6709\u8fd9\u4e9b\u7cfb\u7edf\u5747\u4e0d\u5411\u4e0b\u517c\u5bb9USB2.0\u63a5\u53e3\uff0c\u56e0\u4e3a\u5b83\u4eec\u91c7\u7528\u7684\u662f\u4e0d\u540c\u7684\u7cfb\u7edf\u65b9\u6cd5\u3002<\/p>\n

\n\t <\/div>\n

\n\tUSB3.0\u7cfb\u7edf\u8bbe\u8ba1\u6311\u6218<\/p>\n

\n\t2008\u5e7411\u6708\uff0cUSB3.0\u89c4\u8303\u53d1\u5e03\u3002USB3.0\u4e0d\u4ec5\u5305\u542bUSB2.0\u7684\u5168\u90e8\u529f\u80fd\uff08HS\u3001FS\u548cLS\uff09\uff0c\u800c\u4e14\u53ef\u63d0\u4f9b\u540d\u4e3a\u8d85\u9ad8\u901f\uff08SuperS<\/u>peed\uff09\u7684\u5355\u72ec\u7684\u5168\u65b0\u8d85\u9ad8\u901f\u6570\u636e\u94fe\u8def\u3002\u8d85\u9ad8\u901f\u94fe\u8def\u4e3a\u4e0b\u8f7d\uff08\u4ece\u4e3b\u673a\u5230\u8bbe\u5907\uff0c\u88ab\u79f0\u4e3a\u53d1\u9001\u65b9\u5411\uff09\u548c\u4e0a\u4f20\uff08\u4ece\u8bbe\u5907\u5230\u4e3b\u673a\uff0c\u88ab\u79f0\u4e3a\u63a5\u6536\u65b9\u5411\uff09\u63d0\u4f9b\u4e86\u5355\u72ec\u7684\u5dee\u5206\u6570\u636e\u7ebf\u8def\u3002\u8d85\u9ad8\u901f\u6a21\u5f0f\u53ef\u63d0\u4f9b\u7684\u6700\u9ad8\u6570\u636e\u7387\u4e3a5G<\/u>bps\uff08\u56fe1\uff09\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u56fe 1\uff1aUSB3.0\u7269\u7406\u94fe\u8def\u5728\u4e3b\u673a\u4fa7\u548c\u8bbe\u5907\u4fa7\u5e26\u6709ESD\u9632\u62a4\u3002<\/p>\n

\n\t\u4e3a\u540c\u65f6\u652f\u6301USB2.0\u529f\u80fd\u548c\u65b0\u7684\u8d85\u9ad8\u901f\u6a21\u5f0f\uff0c\u7535\u7f06<\/u>\u5fc5\u987b\u91c7\u7528\u65b0\u7684\u7ed3\u6784\uff0c\u4ee5\u63d0\u4f9b\u4e09\u6761\u5dee\u5206\u8026\u5408<\/u>\u4fe1\u53f7\u7ebf<\/u>\uff08TX+\/Tx-\u3001RX+\/Rx-\u548cD+\/D-\uff09\u3002\u6b64\u5916\uff0cUSB3.0\u7535\u7f06\u8fd8\u5fc5\u987b\u5177\u5907Vcc\u7ebf\u548cGND\u7ebf\u3002\u8fd9\u79cd\u4f4e\u6210\u672c\u7684USB3.0\u7535\u7f06\u6240\u9762\u4e34\u7684\u6311\u6218\uff0c\u662f\u9700\u652f\u6301\u5f88\u9ad8\u7684\u622a\u6b62\u9891\u7387\u4e14\u4e0d\u4f1a\u5728\u76f8\u90bb\u7684\u5dee\u5206\u8026\u5408\u7ebf\u5bf9\u4e4b\u95f4\u5f62\u6210\u5e72\u6270\uff08\u56fe2a\uff09\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u56fe 2a\uff1aUSB3.0\u7535\u7f06\u7ed3\u6784\u3002<\/p>\n

\n\t\u4e3a\u652f\u6301USB3.0\u7535\u7f06\u6240\u5305\u542b\u7684\u5168\u90e8\u7ebf\u8def\uff0c\u5fc5\u987b\u5f3a\u5236\u89c4\u5b9a\u91c7\u7528\u4e00\u79cd\u65b0\u7684\u8fde\u63a5\u5668<\/u>\u5f62\u72b6\u3002\u65b0\u7684USB3.0\u8fde\u63a5\u5668\u7684\u57fa\u672c\u8981\u6c42\uff0c\u662f\u5fc5\u987b\u5411\u4e0b\u517c\u5bb9USB2.0\u8fde\u63a5\u5668\u3002\u4eceESD\u7684\u89d2\u5ea6\u770b\uff0c\u8fd9\u5bfc\u81f4\u6807\u51c6A\u8fde\u63a5\u5668\u7684\u8d85\u9ad8\u901f\u7ebf\u8def\u5f88\u5bb9\u6613\u53d1\u751fESD\u51b2\u51fb\uff08\u5728\u4e3b\u673a\u4fa7\u548c\u8bbe\u5907\u4fa7\uff09\u3002\u4e00\u79cd\u5f3a\u6709\u529b\u7684\u5bf9\u7b56\u662f\u5728USB3.0\u94fe\u8def\u4e2d\u5b9e\u73b0\u6709\u6548\u7684ESD\u9632\u62a4\u673a\u5236\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u56fe 2a\uff1aUSB3.0\u7535\u7f06\u7ed3\u6784\u3002<\/p>\n

\n\t\u8d85\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u7cfb\u7edf\u9762\u4e34\u7684\u4e00\u4e2a\u6700\u4e25\u5cfb\u7684\u95ee\u9898\uff0c\u662f\u786e\u4fdd\u5728\u63a5\u6536\u7aef\u5b9e\u73b0\u4e00\u5b9a\u7a0b\u5ea6\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\u3002\u5f88\u9ad8\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\u6709\u52a9\u4e8e\u5b9e\u73b0\u5f88\u4f4e\u7684\u8bef\u7801\u7387\uff08\u4f8b\u5982\uff0c\u5bf9\u4e8eUSB3.0\u8d85\u9ad8\u901f\u6a21\u5f0f\uff0c\u5178\u578b\u8bef\u7801\u7387\u4e3a1E-12\uff09\u3002\u773c\u56fe\u63cf\u8ff0\u4e86\u4fe1\u53f7\u5b8c\u6574\u6027\u7684\u7279\u6027\u3002\u5728\u62e5\u6709\u65e0\u9650\u5e26\u5bbd\u7684\u5b8c\u7f8e\u7cfb\u7edf\u4e2d\uff0c\u773c\u56fe\u5b8c\u5168\u5f20\u5f00\u3002\u5728\u5b9e\u9645\u7684\u7cfb\u7edf\u4e2d\uff0c\u53d1\u9001\u548c\u63a5\u6536\u963b\u6297<\/u>\uff0890\u6b27\u59c6\u5dee\u5206\u963b\u6297\uff09\u4ee5\u53ca\u53d1\u9001\u4fa7\u548c\u63a5\u6536\u4fa7\u7684\u6240\u6709\u5bc4\u751f\u7535\u5bb9<\/u>\uff0c\u9650\u5236\u4e86\u4fe1\u53f7\u7684\u4e0a\u5347\u65f6\u95f4\/\u4e0b\u964d\u65f6\u95f4\u3002\u8fd9\u4e9b\u5bc4\u751f\u7535\u5bb9\u5b58\u5728\u4e8eUSB3.0\u6536\u53d1\u5668<\/u>\u5185\u90e8\u548c\/\u6216PCB<\/u>\u5916\u90e8\u3002\u4e0d\u5339\u914d\u7684PCB\u7ebf\u8def\u3001USB3.0\u8fde\u63a5\u5668\u6216\u5176\u5b83\u5e76\u8054\u7535\u5bb9\u5668<\/u>\u7b49\uff0c\u5747\u4f1a\u9020\u6210\u5916\u90e8\u5bc4\u751f\u7535\u5bb9\u3002\u56e0\u6b64\uff0c\u8fd9\u4e9b\u989d\u5916\u7684\u5e76\u8054\u7535\u5bb9\u5668\u5fc5\u987b\u5c3d\u53ef\u80fd\u5c0f\u3002\u8fd8\u5fc5\u987b\u8003\u8651\u5230USB3.0\u7535\u7f06\u7684\u4f4e\u901a\u9891\u7387\u54cd\u5e94\uff08\u56fe2b\uff09\u3002\u4e3a\u62b5\u6d88\u9ad8\u9891\u5185\u5bb9\u7684\u8870\u51cf\uff0c\u53ef\u5728\u53d1\u9001\u4fa7\u548c\u63a5\u6536\u4fa7\u5229\u7528\u4e13\u7528\u5747\u8861\u5668\u6539\u53d8\u4fe1\u53f7\u3002\u8fd9\u4e9b\u63aa\u65bd\u5747\u6709\u52a9\u4e8e\u52a0\u5feb\u4fe1\u53f7\u4e0a\u5347\u548c\u4e0b\u964d\u8fb9\u7684\u901f\u5ea6\uff0c\u4ece\u800c\u5f97\u5230\u5f20\u5f97\u66f4\u5f00\u7684\u773c\u56fe\uff08\u5373\u66f4\u9ad8\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\uff09\uff08\u89c1\u56fe3a\u548c\u56fe3b\uff09\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u4e3a\u5b9e\u73b0\u9002\u5f53\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\u6027\u80fd\uff0cTVS<\/u>\u4e8c\u6781\u7ba1<\/u>\u7684\u7535\u5bb9\u5fc5\u987b\u5f88\u4f4e\uff0c\u4f46TVS\u4e8c\u6781\u7ba1\u4e5f\u5fc5\u987b\u63d0\u4f9b\u8f83\u9ad8\u7684ESD\u5305\u542b\u6c34\u5e73\u3002<\/p>\n

\n\t\u56fe4a\u3001b\u4e3a\u6574\u4e2aUSB3.0\u94fe\u8def\u7684\u773c\u56fe\u6a21\u62df\u56fe\uff08\u8bef\u7801\u7387\u4e3a1E-6\uff09\u3002\u5728\u56fe4a\u4e2d\uff0c\u6240\u7528\u7684\u63a5\u6536\u4fe1\u53f7\u662f\u5728\u672a\u7ecf\u63a5\u6536\u7aef\u5747\u8861\u5668\u5904\u7406\u4e4b\u524d\u3002\u5728\u56fe4b\u4e2d\uff0c\u6240\u7528\u7684\u63a5\u6536\u4fe1\u53f7\u662f\u7ecf\u63a5\u6536\u7aef\u5747\u8861\u5668\u5904\u7406\u4e4b\u540e\u3002\u7ea2\u8272\u7684\u5185\u8f6e\u5ed3\u7ebf\u6240\u793a\u4e3a\u7528\u5916\u63a8\u6cd5\u5f97\u5230\u7684\u8bef\u7801\u7387\u4e3a1E-12\u65f6\u7684\u773c\u56fe\u5f20\u5f00\u7a0b\u5ea6\u3002\u7ea2\u7d2b\u8272\u8f6e\u5ed3\u7ebf\u4e3aUSB3.0\u6280\u672f\u89c4\u8303\u4e2d\u89c4\u5b9a\u7684\u8d85\u9ad8\u901f\u4e00\u81f4\u6027\u6d4b\u8bd5\u7684\u6709\u6548\u503c\u3002\u6bd4\u8f83\u8fd9\u4e24\u4e2a\u773c\u56fe\uff0c\u5728\u63a5\u6536\u7aef\u4f7f\u7528\u5747\u8861\u5668\u7684\u6548\u679c\u663e\u800c\u6613\u89c1\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u56fe4a\uff1a\u672a\u7ecf\u63a5\u6536\u7aef\u5747\u8861\u5668\u5904\u7406\u4e4b\u524d\u7684\u4fe1\u53f7\u773c\u56fe\u3002 \u56fe4b\uff1a\u7ecf\u63a5\u6536\u7aef\u5747\u8861\u5668\u5904\u7406\u4e4b\u540e\u7684\u4fe1\u53f7\u773c\u56fe\u3002<\/p>\n

\n\t\u8d85\u9ad8\u901f\u94fe\u8def\u548cUSB2.0\u4f20\u8f93\u94fe\u8def\u91c7\u7528\u4e86\u5dee\u5206\u8026\u540890\u6b27\u59c6\u7ebf\u8def\u3002\u94fe\u8def\u5185\u90e8\u7684\u963b\u6297\u4e0d\u5339\u914d\u9020\u6210\u7684\u4fe1\u53f7\u53cd\u5c04\u4f1a\u964d\u4f4e\u4fe1\u53f7\u5b8c\u6574\u6027\u3002\u4e3a\u907f\u514d\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\uff0c\u5305\u62ecUSB3.0\u7535\u7f06\u5728\u5185\u7684\u6574\u4e2a\u5e03\u5c40\u8bbe\u8ba1\uff0c\u5e94\u5f53\u5b9e\u73b090\u6b27\u59c6\u5dee\u5206\u963b\u6297\u5339\u914d\u3002<\/p>\n

\n\t\u4e3a\u5c3d\u91cf\u51cf\u5c11\u659c\u7387\u4e0b\u964d\uff0c\u5e76\u4e14\u63d0\u4f9b\u76f8\u540c\u7684\u5ef6\u8fdf\u65f6\u95f4\uff0c\u6240\u6709\u5dee\u5206\u8026\u5408\u7ebf\u8def\u5747\u5fc5\u987b\u4e3a\u76f8\u540c\u7684\u957f\u5ea6\u3002\u5bf9USB3.0\u7535\u7f06\u800c\u8a00\uff0c\u8fd9\u4e00\u70b9\u5c24\u4e3a\u91cd\u8981\u3002\u659c\u7387\u4e0b\u964d\u7684\u591a\u4f1a\u964d\u4f4e\u4fe1\u53f7\u5b8c\u6574\u6027\uff0c\u4ece\u800c\u5bfc\u81f4\u6240\u8c13\u7684“\u5dee\u6a21\u5171\u6a21\u4fe1\u53f7\u8f6c\u6362”\u3002\u6240\u4ea7\u751f\u7684\u5171\u6a21\u4fe1\u53f7\u4f1a\u5f71\u54cdEMI\u6d4b\u8bd5\u7684\u987a\u5229\u8fdb\u884c\u3002\u963b\u6297\u5339\u914d\u7684\u9002\u5f53\u5e03\u5c40\u8bbe\u8ba1\uff0c\u80fd\u907f\u514d\u8fd9\u4e9b\u95ee\u9898\u3002<\/p>\n

\n\tUSB3.0\u8d85\u9ad8\u901f\u94fe\u8def\u548cUSB2.0\u94fe\u8def\u7684\u5e03\u5c40\u5e03\u7ebf\u8003\u8651<\/p>\n

\n\t\u5728\u6574\u4e2aUSB3.0\u94fe\u8def\u7684\u5e03\u5c40\u5e03\u7ebf\u8bbe\u8ba1\u4e2d\uff0c\u5e94\u8003\u8651\u4e0b\u5217\u56e0\u7d20\uff1a\uff081\uff09\u6240\u6709PCB\u7ebf\u8def\u548c\u4e92\u8fde\u7535\u7f06\u5747\u91c7\u7528\u5b8c\u5168\u963b\u6297\u5339\u914d\u768490\u6b27\u59c6\u5dee\u5206\u8bbe\u8ba1\u3002\uff082\uff09\u5fc5\u987b\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u975e\u5dee\u5206\u8026\u5408\u7ebf\u8def\u3002\uff082\uff09\u975e\u5dee\u5206\u8026\u5408\u7ebf\u8def\u4f1a\u4e25\u91cd\u5f71\u54cd\u773c\u56fe\u7684\u5185\u773c\u5f20\u5f00\u7a0b\u5ea6\u3002\uff083\uff0990\u6b27\u59c6\u5dee\u5206\u8026\u5408PCB\u7ebf\u8def\u7684\u7ebf\u8def\u5bbd\u5ea6\u548c\u7ebf\u8def\u95f4\u9694\u4e0d\u5e94\u592a\u7a84\uff0c\u4ee5\u907f\u514d\u9020\u6210\u989d\u5916\u7684\u635f\u8017\uff0c\u540c\u65f6\u4fbf\u4e8e\u751f\u4ea7\u3002\u4ece\u751f\u4ea7\u7684\u89d2\u5ea6\u800c\u8a00\uff0c\u5dee\u5206\u7ebf\u8def\u7684\u7406\u60f3\u7ebf\u8def\u5bbd\u5ea6\u4e3a0.3\u6beb\u7c73\uff0c\u7ebf\u8def\u95f4\u9694\u4e3a0.2\u6beb\u7c73\uff0c\u8fd9\u4f1a\u5f62\u6210200\u5fae\u7c73\u7684\u7535\u4ecb\u8d28\u9ad8\u5ea6\uff08\u5047\u8bbeFR4\uff0c\u4e14er=4\uff09\u3002\uff084\uff09\u5dee\u5206\u8026\u5408\u94fe\u8def\u7684\u6b63\u7535\u548c\u8d1f\u7535\u7ebf<\/u>\u8def\uff08\u5305\u62ecUSB3.0\u7535\u7f06\uff09\u4e4b\u95f4\u7684\u5ef6\u8fdf\uff08\u7ebf\u8def\u957f\u5ea6\uff09\u5b8c\u5168\u76f8\u540c\uff08\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u659c\u7387\u4e0b\u964d\uff09\u3002\u5bf9\u4e8e\u4fdd\u6301\u5f88\u9ad8\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\u548c\u907f\u514d\u751f\u6210\u5171\u6a21\u4fe1\u53f7\uff0c\u8fd9\u4e00\u70b9\u5f88\u91cd\u8981\u3002<\/p>\n

\n\t\u56fe5\u4e3a\u5177\u5907ESD\u9632\u62a4\u7535\u8def<\/u>\u7684USB3.0\u6807\u51c6A\u8fde\u63a5\u5668\u6a2a\u622a\u9762\u7684\u5e03\u5c40\u5e03\u7ebf\u8bbe\u8ba1\u793a\u4f8b\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u56fe 5\uff1a\u5177\u5907ESD\u9632\u62a4\u7535\u8def\u7684\u6807\u51c6A\u8fde\u63a5\u5668USB3.0\u5e03\u5c40\u5e03\u7ebf\u8bbe\u8ba1\u5efa\u8bae\u3002<\/p>\n

\n\tUSB3.0\u7684\u65b0\u578bESD\u9632\u62a4\u7b56\u7565<\/p>\n

\n\t\u6301\u7eed\u4e0d\u65ad\u5730\u51cf\u5c0f\u82af\u7247\u7684\u5404\u4e2a\u7ec4\u4ef6\u7684\u5c3a\u5bf8\u662f\u964d\u4f4e\u751f\u4ea7\u6210\u672c\u3001\u63d0\u9ad8\u5de5\u4f5c\u9891\u7387\u7684\u6839\u672c\uff0c\u4f46\u4e0e\u6b64\u540c\u65f6\uff0c\u8fd9\u79cd\u5fae\u578b\u5316\u4e5f\u4ea7\u751f\u4e86\u65b0\u7684\u95ee\u9898\uff08\u5982\u5bb9\u6613\u53d1\u751fESD\u51fb\u7a7f\uff09\u3002\u56e0\u6b64\uff0c\u5bf9\u63d0\u4f9b\u53ef\u9760\u7684ESD\u9632\u62a4\u673a\u5236\u7684\u8981\u6c42\u4e0e\u65e5\u4ff1\u589e\u3002<\/p>\n

\n\tUSB3.0\u53ef\u63d0\u4f9b\u6700\u9ad85Gbps\u7684\u6570\u636e\u7387\uff0c\u56e0\u6b64\u57fa\u672c\u9891\u7387\u9ad8\u8fbe2.5GHz\u3002\u4e3a\u5b9e\u73b0\u5f88\u9ad8\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\uff0c\u6570\u636e\u4fe1\u53f7\u7684\u4e0a\u5347\u65f6\u95f4\u548c\u4e0b\u964d\u65f6\u95f4\u5fc5\u987b\u975e\u5e38\u77ed\u3002\u5bf9\u7b2c3\u8c10\u6ce2\u6216\u7b2c5\u8c10\u6ce2\u7684\u5904\u7406\uff0c\u4e0d\u5e94\u53d1\u751f\u660e\u663e\u8870\u51cf\u3002\u8fd9\u4e9b\u53ea\u80fd\u901a\u8fc7\u5229\u7528\u5bc4\u751f\u6548\u5e94\u6700\u5c0f\u3001\u534a\u5bfc\u4f53\u5f00\u5173<\/u>\u901f\u5ea6\u6700\u5feb\u7684\u5c16\u7aef\u534a\u5bfc\u4f53\u5236\u7a0b\u624d\u80fd\u5b9e\u73b0\u3002\u8fd9\u79cd\u5fae\u578b\u5316\u534a\u5bfc\u4f53\u7ed3\u6784\u7684\u7f3a\u70b9\uff0c\u662f\u5bf9ESD\u51b2\u51fb\u9020\u6210\u7684\u8fc7\u538b\u7684\u8010\u53d7\u80fd\u529b\u964d\u4f4e\u3002\u91c7\u7528\u5185\u7f6eESD\u9632\u62a4\u88c5\u7f6e\uff0c\u4f1a\u5f15\u8d77\u5bc4\u751f\u6548\u5e94\uff08\u5bc4\u751f\u7535\u5bb9\uff09\uff0c\u5e76\u4e14\u9700\u8981\u5360\u7528\u5f88\u5927\u7684\u7247\u4e0a\u7a7a\u95f4\u3002<\/p>\n

\n\t\u4e00\u79cd\u5341\u5206\u7ecf\u6d4e\u9ad8\u6548\u7684\u65b9\u6cd5\uff0c\u662f\u540c\u65f6\u91c7\u7528\u5185\u7f6eESD\u9632\u62a4\u673a\u5236\uff08\u96c6\u6210\u5230USB3.0\u6536\u53d1\u5668\u4e2d\uff09\uff0c\u4ee5\u53ca\u4e13\u4e3a\u63d0\u4f9b\u5916\u90e8ESD\u9632\u62a4\u800c\u5b9a\u5236\u7684\u6027\u80fd\u589e\u5f3a\uff08\u5373\u9ad8\u7535\u6d41<\/u>\uff09\u5e94\u7528\u7535\u8def\uff08\u7531\u5668\u4ef6\/\u7535\u8def\u8bbe\u8ba1\u8005\u5728\u7535\u8def\u677f<\/u>\u4e0a\u5b9e\u73b0\uff09\u3002\u5185\u7f6eESD\u9632\u62a4\u673a\u5236\u65e8\u5728\u63d0\u4f9b\u5668\u4ef6\u7ea7\u4fdd\u62a4\uff0c\u4f8b\u5982\uff0c\u4e25\u683c\u9075\u5b88HBM JEDEC JESD 22-A115\u8981\u6c42\u3002\u5185\u7f6eESD\u9632\u62a4\u5bf9\u5728\u5f00\u53d1\u3001\u751f\u4ea7\u548c\u7535\u8def\u677f\u88c5\u914d\u8fc7\u7a0b\u4e2d\u5b89\u5168\u5730\u62ff\u653e\u5668\u4ef6\u5f88\u91cd\u8981\u3002\u4e13\u4e3a\u8be5\u5e94\u7528\u5b9a\u5236\u7684\u5916\u90e8TVS\u4e8c\u6781\u7ba1\u5219\u6309\u7167IEC61000-4-2\u6807\u51c6\uff0c\u5b9e\u73b0\u4e86\u66f4\u52a0\u4e25\u683c\u7684\u7cfb\u7edf\u7ea7\u4fdd\u62a4\u3002<\/p>\n

\n\t\u4e3a\u63d0\u4f9b\u9002\u5f53\u7684USB3.0\u7cfb\u7edf\u7ea7ESD\u9632\u62a4\uff0cESD\u9632\u62a4\u5668\u4ef6\uff08TVS\u4e8c\u6781\u7ba1\uff09\u5fc5\u987b\u6ee1\u8db3\u4e0d\u540c\u7684\u8981\u6c42\u3002\u53ef\u53c2\u7167IEC61000-4-2\u6807\u51c6\uff0c\u6839\u636e\u6b8b\u7559\u7b9d\u4f4d\u7535\u538b\u548cTVS\u4e8c\u6781\u7ba1\u5bf9ESD\u51b2\u51fb\u7684\u54cd\u5e94\uff0c\u5224\u65adTVS\u4e8c\u6781\u7ba1\u7684ESD\u9632\u62a4\u6027\u80fd\u3002<\/p>\n

\n\tTVS\u4e8c\u6781\u7ba1\u7684ESD\u9632\u62a4\u6027\u80fd\u4f1a\u53d7TVS\u4e8c\u6781\u7ba1\u7684\u4e00\u4e9b\u7279\u6027\u5f71\u54cd\uff0c\u6bd4\u5982\u6700\u4f4eR_on\uff08\u52a8\u6001\u7535\u963b<\/u>R_dynamic\uff09\u548c\u4e13\u4e3a\u8be5\u5e94\u7528\u5b9a\u5236\u7684\u6700\u4f4eV_breakdown\u3002<\/p>\n

\n\t\u6839\u636e\u7ecf\u9a8c\uff0c\u53ef\u4ee5\u8ba1\u7b97\u51fa\u7b9d\u4f4d\u7535\u538b\uff08V_clamp\uff09\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u4e3a\u786e\u4fdd\u5e94\u7528\u7684\u5b89\u5168\uff0c\u538b\u654f\u7535\u538b\u5fc5\u987b\u4e0e\u6240\u4fdd\u62a4\u7684\u7ebf\u8def\u4e0a\u7684\u6700\u9ad8\u7535\u6e90\u7535\u538b\u548c\u6700\u9ad8\u4fe1\u53f7\u7535\u5e73\u76f8\u4e00\u81f4\u3002\u52a8\u6001\u7535\u963b\uff08R_dyn\uff09\u5e94\u5f53\u5c3d\u53ef\u80fd\u5c0f\u3002\u7ed3\u5408\u6700\u4f18\u538b\u654f\u7535\u538b\u548c\u6700\u4f4e\u52a8\u6001\u7535\u963b\uff0c\u53ef\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c0fIC\u4e0a\u7684\u6b8b\u7559ESD\u5e94\u529b<\/u>\u3002<\/p>\n

\n\t\u53ef\u6839\u636e\u4f20\u8f93\u7ebf\u8def\u8109\u51b2\uff08TLP\uff09\u6d4b\u5b9a\u503c\uff0c\u63a8\u5bfc\u51fa\u52a8\u6001\u7535\u963b\uff08\u56fe5\uff09\u3002<\/p>\n

\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

\n\t\u56fe6\uff1a\u4e13\u4e3aUSB3.0\u8d85\u9ad8\u901f\u6a21\u5f0f\u63d0\u4f9bESD\u9632\u62a4\u800c\u5b9a\u5236\u7684\u82f1\u98de\u51cc<\/u>ESD3V3U4UL TVS\u4e8c\u6781\u7ba1\u7684TLP\u6d4b\u5b9a\u7ed3\u679c\u3002<\/p>\n

\n\t\u6839\u636eTLP\u6d4b\u5b9a\u56fe\uff0c\u53ef\u8ba1\u7b97\u51fa\u52a8\u6001\u7535\u963b\uff08\u56fe6\uff09\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u4e3a\u5bf9USB3.0\u8d85\u9ad8\u901f\u94fe\u8def\u63d0\u4f9b\u9759\u7535\u9632\u62a4\uff0c\u82f1\u98de\u51cc\u4e13\u4e3a\u8be5\u5e94\u7528\u5b9a\u5236\u4e86\u4e00\u53ea\u52a8\u6001\u7535\u963b\u4ec5\u4e3a0.3\u6b27\u59c6\u5de6\u53f3\u3001\u6700\u9ad8\u53cd\u5411\u5de5\u4f5c\u7535\u538b\u4e3a3.3V\uff08\u538b\u654f\u7535\u538b\u6700\u4f4e4V\uff09\u7684TVS\u4e8c\u6781\u7ba1\uff08ESD3V3U4ULC\uff09\u3002\u5728\u6d4b\u8bd5\u4e2d\uff0c16A\u7684ESD\u51b2\u51fb\u7684\u7b9d\u4f4d\u7535\u538b\u4e3a11V\uff0c\u8fd9\u5728\u5f53\u4eca\u5e02\u573a\u4e0a\u7684\u540c\u7c7b\u4ea7\u54c1\u4e2d\u582a\u79f0\u4f7c\u4f7c\u8005\u3002<\/p>\n

\n\t\u5907\u6ce8\uff1a\u6309\u7167IEC61000-4-2\u6807\u51c6\uff0c\u6240\u752816A TLP\u6d4b\u8bd5\u8109\u51b2\u975e\u5e38\u9002\u54088KV\u63a5\u89e6ESD\u51b2\u51fb\uff0c\u572830ns\u70b9\u4e0a\u63d0\u4f9b\u4e8616A\u7684ESD\u7535\u6d41\u3002<\/p>\n

\n\t\u4e3a\u4fdd\u62a4\u53e6\u5916\u7684USB2.0\u94fe\u8def\uff0cTVS\u4e8c\u6781\u7ba1\u5fc5\u987b\u63d0\u4f9b\u7a0d\u9ad8\u4e00\u4e9b\u7684\u53cd\u5411\u5de5\u4f5c\u7535\u538b\/\u538b\u654f\u7535\u538b\u3002\u4e3a\u652f\u6301\u5168\u901f\u548c\u4f4e\u901f\u6a21\u5f0f\uff0c\u5fc5\u987b\u63d0\u4f9b\u66f4\u9ad8\u7684\u538b\u654f\u7535\u538b\uff0c\u4ece\u800c\u5f62\u6210\u6700\u9ad8+5V\u5de6\u53f3\u7684\u4fe1\u53f7\u632f\u5e45\u3002\u82f1\u98de\u51ccESD5V3U1U\u548cESD5V3U2U\u7cfb\u5217\u53ef\u63d0\u4f9b\u6700\u4f4e5.3V\u7684\u53cd\u5411\u5de5\u4f5c\u7535\u538b\uff08\u538b\u654f\u7535\u538b\u6700\u4f4e6V\uff09\uff0c\u4e8c\u6781\u7ba1\u7535\u5bb9\u5178\u578b\u503c\u4e3a0.4pF\u3002<\/p>\n

\n\t\u5e26ESD\u9632\u62a4\u7684USB3.0\u8d85\u9ad8\u901f\u94fe\u8def\u7684\u4fe1\u53f7\u5b8c\u6574\u6027<\/p>\n

\n\t\u5206\u522b\u5728\u5e26ESD\u9632\u62a4\u548c\u672a\u5e26ESD\u9632\u62a4\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u56fe1\u6240\u793a\u7684\u6574\u4e2aUSB3.0\u8d85\u9ad8\u901f\u94fe\u8def\u6267\u884c\u4e86\u4fe1\u53f7\u5b8c\u6574\u6027\u6a21\u62df\u3002<\/p>\n

\n\t\u6574\u4e2a\u6536\u53d1\u90e8\u5206\u5177\u590790\u6b27\u59c6\u5dee\u5206\u963b\u6297\uff0c\u8003\u8651\u4e86\u53d1\u9001\u4fa7\u548c\u63a5\u6536\u4fa7\u7684\u5bc4\u751f\u6548\u5e94\u3002\u6d4b\u5f97\u6570\u636e\u8868\u660e\u4e86USB3.0\u7535\u7f06\u7684\u72b6\u6001\u3002\u89c4\u5b9a\u6700\u957fUSB3.0\u7535\u7f06\u957f\u5ea6\u4e3a3\u7c73\u3002<\/p>\n

\n\t\u4e3a\u5bf9USB3.0\u8d85\u9ad8\u901f\u94fe\u8def\u63d0\u4f9bESD\u9632\u62a4\uff0c\u5728\u4e3b\u673a\u4fa7\u548c\u8bbe\u5907\u4fa7\u5747\u914d\u7f6e\u4e86\u82f1\u98de\u51ccESD3V3U4ULC\u3002ESD3V3U4ULC\u5177\u5907\u5353\u8d8a\u7684ESD\u9632\u62a4\u6027\u80fd\uff0c\u5e76\u4e14\u4e8c\u6781\u7ba1\u7535\u5bb9\uff08\u4e8c\u6781\u7ba1\u5bf9\u5730\uff09\u6781\u4f4e\uff0c\u5178\u578b\u503c\u4e3a0.5pF\u3002<\/p>\n

\n\t\u5728\u6a21\u62df\u4e2d\u8003\u8651\u4e86USB3.0\u8d85\u9ad8\u901f\u94fe\u8def\u7684\u57fa\u672c\u5e03\u5c40\u5e03\u7ebf\u8bbe\u8ba1\u89c4\u5219\uff08\u89c1\u56fe5\uff09<\/p>\n

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\n\t\"USB3.0\u7cfb\u7edf\u7684ESD\u9632\u62a4\u8bbe\u8ba1\u65b9\u6848\"<\/p>\n

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\n\t\u672c\u6587\u5c0f\u7ed3<\/p>\n

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