{"id":836,"date":"2024-01-21T10:26:15","date_gmt":"2024-01-21T02:26:15","guid":{"rendered":"https:\/\/www.itvst.com\/?p=836"},"modified":"2024-01-21T10:50:25","modified_gmt":"2024-01-21T02:50:25","slug":"pcba%e5%b7%a5%e7%a8%8b%e5%b8%88%e5%b8%b8%e7%94%a8%e4%bb%80%e4%b9%88%e6%89%8b%e6%ae%b5%e8%bf%9b%e8%a1%8c%e7%94%b5%e8%b7%af%e4%bf%9d%e6%8a%a4%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.itvst.com\/index.php\/2024\/01\/21\/pcba%e5%b7%a5%e7%a8%8b%e5%b8%88%e5%b8%b8%e7%94%a8%e4%bb%80%e4%b9%88%e6%89%8b%e6%ae%b5%e8%bf%9b%e8%a1%8c%e7%94%b5%e8%b7%af%e4%bf%9d%e6%8a%a4%ef%bc%9f\/","title":{"rendered":"PCBA\u5e38\u7528\u7535\u8def\u4fdd\u62a4\u5668\u4ef6"},"content":{"rendered":"\n<p>\u4fdd\u62a4\u5668\u4ef6\u7528\u4e8e\u4fdd\u62a4\u7535\u8def\u548c\u8bbe\u5907\u514d\u53d7\u7535\u529b\u6545\u969c\u6216\u5176\u4ed6\u635f\u574f\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u7684\u4fdd\u62a4\u5668\u4ef6\u7c7b\u578b\u53ca\u5176\u8bf4\u660e\uff1a<br>\u4e00\u3001\u4e8c\u6781\u7ba1\uff08Diode\uff09<\/p>\n\n\n\n<p>\u4e8c\u6781\u7ba1\u662f\u4e00\u79cd\u7535\u5b50\u5668\u4ef6\uff0c\u7528\u4e8e\u63a7\u5236\u7535\u6d41\u7684\u6d41\u5411\u3002\u5728\u7535\u8def\u4e2d\uff0c\u4e8c\u6781\u7ba1\u5e38\u7528\u4e8e\u9632\u6b62\u53cd\u5411\u7535\u6d41\u6d41\u5165\u6216\u4fdd\u62a4\u5176\u4ed6\u5668\u4ef6\u514d\u53d7\u8fc7\u7535\u538b\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u7a33\u538b\u4e8c\u6781\u7ba1\uff08Voltage 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class=\"wp-block-list\">\n<li>\u7a33\u538b\uff1a\u7a33\u538b\u4e8c\u6781\u7ba1\u53ef\u4ee5\u7528\u4f5c\u7535\u8def\u4e2d\u7684\u7a33\u538b\u5668\uff0c\u5c06\u8f93\u5165\u7535\u538b\u7a33\u5b9a\u5728\u7279\u5b9a\u7684\u8f93\u51fa\u7535\u538b\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u7a33\u5b9a\u7535\u538b\u7684\u7535\u5b50\u8bbe\u5907\u548c\u7535\u8def\u975e\u5e38\u91cd\u8981\u3002<\/li>\n\n\n\n<li>\u53c2\u8003\u7535\u538b\uff1a\u7a33\u538b\u4e8c\u6781\u7ba1\u53ef\u7528\u4f5c\u7535\u8def\u4e2d\u7684\u53c2\u8003\u7535\u538b\u6e90\u3002\u901a\u8fc7\u9009\u62e9\u9002\u5f53\u7684\u7a33\u538b\u4e8c\u6781\u7ba1\uff0c\u53ef\u4ee5\u63d0\u4f9b\u56fa\u5b9a\u7684\u53c2\u8003\u7535\u538b\uff0c\u7528\u4e8e\u6821\u51c6\u548c\u6bd4\u8f83\u5176\u4ed6\u4fe1\u53f7\u3002<\/li>\n\n\n\n<li>\u7535\u538b\u8c03\u8282\uff1a\u7a33\u538b\u4e8c\u6781\u7ba1\u4e5f\u53ef\u7528\u4e8e\u7535\u8def\u4e2d\u7684\u7535\u538b\u8c03\u8282\u529f\u80fd\u3002\u901a\u8fc7\u63a7\u5236\u7a33\u538b\u4e8c\u6781\u7ba1\u7684\u7535\u6d41\u6d41\u52a8\uff0c\u53ef\u4ee5\u8c03\u8282\u7535\u8def\u4e2d\u7684\u7535\u538b\u503c\uff0c\u5b9e\u73b0\u6240\u9700\u7684\u7535\u538b\u8c03\u8282\u529f\u80fd\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u7a33\u538b\u4e8c\u6781\u7ba1\u7684\u9009\u62e9\u53d6\u51b3\u4e8e\u6240\u9700\u7684\u7a33\u5b9a\u7535\u538b\u548c\u5de5\u4f5c\u7535\u6d41\u3002\u5b83\u4eec\u5177\u6709\u4e0d\u540c\u7684\u51fb\u7a7f\u7535\u538b\u548c\u529f\u7387\u7279\u6027\uff0c\u56e0\u6b64\u5728\u9009\u62e9\u7a33\u538b\u4e8c\u6781\u7ba1\u65f6\u9700\u8981\u6839\u636e\u5177\u4f53\u5e94\u7528\u548c\u8981\u6c42\u8fdb\u884c\u8bc4\u4f30\u3002<\/p>\n\n\n\n<p>\u7a33\u538b\u4e8c\u6781\u7ba1\u662f\u4e00\u79cd\u7279\u6b8a\u8bbe\u8ba1\u7684\u4e8c\u6781\u7ba1\uff0c\u53ef\u4ee5\u63d0\u4f9b\u7a33\u5b9a\u7684\u7535\u538b\u8f93\u51fa\u3002\u5b83\u4eec\u5728\u7535\u5b50\u7535\u8def\u4e2d\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7a33\u538b\u3001\u53c2\u8003\u7535\u538b\u548c\u7535\u538b\u8c03\u8282\u7b49\u529f\u80fd\u3002<\/p>\n\n\n\n<p>\u4e8c\u3001\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b\u5668\uff08Metal Oxide Varistor\uff0cMOV\uff09<\/p>\n\n\n\n<p>MOV\u662f\u4e00\u79cd\u7528\u4e8e\u8fc7\u7535\u538b\u4fdd\u62a4\u7684\u5668\u4ef6\u3002\u5b83\u7531\u91d1\u5c5e\u6c27\u5316\u7269\u9897\u7c92\u5747\u5300\u5206\u5e03\u5728\u9676\u74f7\u57fa\u4f53\u4e2d\u6784\u6210\uff0c\u5b83\u80fd\u591f\u5728\u7535\u538b\u8d85\u8fc7\u5176\u989d\u5b9a\u503c\u65f6\u53d8\u5f97\u5bfc\u7535\uff0c\u4ece\u800c\u5438\u6536\u8fc7\u7535\u538b\u7684\u80fd\u91cf\uff0c\u4fdd\u62a4\u7535\u8def\u4e2d\u7684\u5176\u4ed6\u5668\u4ef6\u3002<\/p>\n\n\n\n<p>MOV\u7684\u7279\u70b9\u5728\u4e8e\u5176\u975e\u7ebf\u6027\u7535\u963b\u7279\u6027\u3002\u5728\u6b63\u5e38\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u5185\uff0cMOV\u8868\u73b0\u4e3a\u9ad8\u7535\u963b\u72b6\u6001\uff0c\u51e0\u4e4e\u4e0d\u5bf9\u7535\u8def\u4ea7\u751f\u5f71\u54cd\u3002\u7136\u800c\uff0c\u5f53\u7535\u538b\u7a81\u7136\u589e\u52a0\u8d85\u8fc7\u5176\u989d\u5b9a\u7535\u538b\u65f6\uff0cMOV\u4f1a\u8fc5\u901f\u53d8\u4e3a\u4f4e\u7535\u963b\u72b6\u6001\uff0c\u4ee5\u5438\u6536\u8fc7\u7535\u538b\u7684\u80fd\u91cf\u5e76\u5c06\u5176\u5bfc\u5411\u5730\u6216\u5176\u4ed6\u4f4e\u963b\u6297\u8def\u5f84\u3002<\/p>\n\n\n\n<p>MOV\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u4e8e\u538b\u654f\u6548\u5e94\u3002\u5f53\u7535\u538b\u8d85\u8fc7\u5176\u989d\u5b9a\u7535\u538b\u65f6\uff0c\u6c27\u5316\u7269\u9897\u7c92\u4e4b\u95f4\u7684\u7535\u573a\u5f3a\u5ea6\u53d8\u5927\uff0c\u4f7f\u5f97\u9897\u7c92\u95f4\u7684\u7535\u963b\u51cf\u5c0f\u3002\u8fd9\u4f7f\u5f97MOV\u80fd\u591f\u63d0\u4f9b\u975e\u5e38\u9ad8\u7684\u7535\u6d41\u5bb9\u91cf\uff0c\u6709\u6548\u5730\u4fdd\u62a4\u5176\u4ed6\u7535\u8def\u548c\u8bbe\u5907\u514d\u53d7\u8fc7\u7535\u538b\u635f\u5bb3\u3002<\/p>\n\n\n\n<p>\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b\u5668\u5e38\u7528\u4e8e\u4ee5\u4e0b\u5e94\u7528\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8fc7\u7535\u538b\u4fdd\u62a4\uff1aMOV\u4e3b\u8981\u7528\u4e8e\u8fc7\u7535\u538b\u4fdd\u62a4\uff0c\u9632\u6b62\u7535\u538b\u8d85\u8fc7\u8bbe\u5907\u6216\u7535\u8def\u6240\u80fd\u627f\u53d7\u7684\u989d\u5b9a\u503c\u3002\u5f53\u51fa\u73b0\u8fc7\u7535\u538b\u60c5\u51b5\u65f6\uff0cMOV\u5feb\u901f\u54cd\u5e94\u5e76\u5bfc\u901a\uff0c\u5c06\u8fc7\u7535\u538b\u5f15\u5bfc\u5230\u5730\u6216\u5176\u4ed6\u4f4e\u963b\u6297\u8def\u5f84\uff0c\u4ee5\u4fdd\u62a4\u5176\u4ed6\u654f\u611f\u5143\u4ef6\u3002<\/li>\n\n\n\n<li>\u641c\u7d22\u4fdd\u62a4\uff1aMOV\u5e38\u7528\u4e8e\u7535\u6e90\u7ebf\u8def\u548c\u901a\u4fe1\u7ebf\u8def\u4e2d\uff0c\u4ee5\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u7535\u529b\u641c\u7d22\uff08\u7535\u538b\u7a81\u53d8\uff09\u7684\u5f71\u54cd\u3002\u5b83\u4eec\u80fd\u591f\u5438\u6536\u548c\u6291\u5236\u77ac\u6001\u7535\u538b\u5cf0\u503c\uff0c\u9632\u6b62\u8bbe\u5907\u53d7\u5230\u6f5c\u5728\u7684\u635f\u574f\u3002<\/li>\n\n\n\n<li>\u6d6a\u6d8c\u4fdd\u62a4\uff1aMOV\u4e5f\u88ab\u5e7f\u6cdb\u7528\u4e8e\u6d6a\u6d8c\u4fdd\u62a4\u5668\u4e2d\uff0c\u7528\u4e8e\u9632\u6b62\u96f7\u51fb\u3001\u7535\u6e90\u6d6a\u6d8c\u548c\u5176\u4ed6\u7535\u78c1\u5e72\u6270\u5bf9\u7535\u5b50\u8bbe\u5907\u548c\u7535\u8def\u9020\u6210\u7684\u635f\u5bb3\u3002\u5b83\u4eec\u80fd\u591f\u5438\u6536\u548c\u5206\u6563\u6d6a\u6d8c\u80fd\u91cf\uff0c\u4fdd\u62a4\u8bbe\u5907\u4e0d\u53d7\u77ac\u6001\u8fc7\u7535\u538b\u7684\u5f71\u54cd\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u9009\u62e9\u9002\u5f53\u7684MOV\u53d6\u51b3\u4e8e\u6240\u9700\u7684\u989d\u5b9a\u7535\u538b\u3001\u6700\u5927\u7535\u6d41\u5bb9\u91cf\u548c\u54cd\u5e94\u65f6\u95f4\u3002MOV\u7684\u989d\u5b9a\u7535\u538b\u5e94\u7565\u9ad8\u4e8e\u5f85\u4fdd\u62a4\u7535\u8def\u7684\u6700\u5927\u5de5\u4f5c\u7535\u538b\uff0c\u800c\u6700\u5927\u7535\u6d41\u5bb9\u91cf\u5e94\u6ee1\u8db3\u7cfb\u7edf\u7684\u8981\u6c42\u3002\u54cd\u5e94\u65f6\u95f4\u5e94\u8db3\u591f\u5feb\uff0c\u4ee5\u786e\u4fdd\u5bf9\u8fc7\u7535\u538b\u7684\u5feb\u901f\u54cd\u5e94\u3002<\/p>\n\n\n\n<p>\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b\u5668\u662f\u4e00\u79cd\u7528\u4e8e\u8fc7\u7535\u538b\u4fdd\u62a4\u7684\u5143\u4ef6\uff0c\u80fd\u591f\u5438\u6536\u8fc7\u7535\u538b\u80fd\u91cf\u5e76\u4fdd\u62a4\u5176\u4ed6\u7535\u8def\u548c\u8bbe\u5907\u4e0d\u53d7\u635f\u5bb3\u3002\u5b83\u4eec\u5728\u8fc7\u7535\u538b\u4fdd\u62a4\u3001\u641c\u7d22\u4fdd\u62a4\u548c\u6d6a\u6d8c\u4fdd\u62a4\u7b49\u9886\u57df\u53d1\u6325\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n\n\n\n<p>\u4e09\u3001\u77ac\u6001\u7535\u538b\u6291\u5236\u5668\uff08Transient Voltage Suppressor\uff0cTVS\uff09<\/p>\n\n\n\n<p>\u77ac\u6001\u7535\u538b\u6291\u5236\u5668\uff08Transient Voltage Suppressor\uff0c\u7b80\u79f0TVS\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u6291\u5236\u77ac\u6001\u8fc7\u7535\u538b\u7684\u7535\u5b50\u5668\u4ef6\u3002\u5b83\u80fd\u591f\u5feb\u901f\u54cd\u5e94\u5e76\u5438\u6536\u8fc7\u7535\u538b\u7684\u80fd\u91cf\uff0c\u53ef\u4ee5\u5728\u7535\u538b\u7a81\u53d8\u6216\u77ac\u6001\u7535\u538b\u51fa\u73b0\u65f6\u63d0\u4f9b\u6709\u6548\u7684\u4fdd\u62a4\uff0c\u9632\u6b62\u7535\u538b\u8d85\u8fc7\u8bbe\u5b9a\u7684\u9608\u503c\u3002<\/p>\n\n\n\n<p>TVS\u5668\u4ef6\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u4e8e\u51fb\u7a7f\u7535\u538b\u6548\u5e94\u3002\u5f53\u7535\u8def\u4e2d\u51fa\u73b0\u77ac\u6001\u8fc7\u7535\u538b\u65f6\uff0cTVS\u5668\u4ef6\u4f1a\u8fc5\u901f\u53d8\u4e3a\u4f4e\u963b\u6297\u72b6\u6001\uff0c\u5c06\u8fc7\u7535\u538b\u7684\u80fd\u91cf\u5bfc\u5411\u5730\u6216\u5176\u4ed6\u4f4e\u963b\u6297\u8def\u5f84\u3002\u901a\u8fc7\u5438\u6536\u548c\u5206\u6563\u8fc7\u7535\u538b\u7684\u80fd\u91cf\uff0cTVS\u5668\u4ef6\u80fd\u591f\u9650\u5236\u7535\u538b\u4e0a\u5347\u901f\u5ea6\u5e76\u4fdd\u62a4\u5176\u4ed6\u654f\u611f\u5143\u4ef6\u3002<\/p>\n\n\n\n<p>TVS\u5668\u4ef6\u901a\u5e38\u7531\u6c14\u4f53\u653e\u7535\u7ba1\uff08Gas Discharge Tube\uff0cGDT\uff09\u6216\u7845\u78b3\u5316\u7269\u4e8c\u6781\u7ba1\uff08Silicon Carbide Diode\uff0cSiC Diode\uff09\u7b49\u7ec4\u6210\u3002\u6c14\u4f53\u653e\u7535\u7ba1\u57fa\u4e8e\u6c14\u4f53\u5728\u7535\u538b\u8fc7\u9ad8\u65f6\u5f62\u6210\u653e\u7535\u901a\u8def\uff0c\u800c\u7845\u78b3\u5316\u7269\u4e8c\u6781\u7ba1\u5219\u5229\u7528\u7845\u78b3\u5316\u7269\u6750\u6599\u7684\u7279\u6b8a\u6027\u8d28\uff0c\u5728\u51fb\u7a7f\u7535\u538b\u4e0b\u5f62\u6210\u5bfc\u7535\u901a\u8def\u3002<\/p>\n\n\n\n<p>\u77ac\u6001\u7535\u538b\u6291\u5236\u5668\u5e38\u7528\u4e8e\u4ee5\u4e0b\u5e94\u7528\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6d6a\u6d8c\u4fdd\u62a4\uff1aTVS\u5668\u4ef6\u4e3b\u8981\u7528\u4e8e\u6d6a\u6d8c\u4fdd\u62a4\uff0c\u9632\u6b62\u7531\u4e8e\u96f7\u51fb\u3001\u7535\u6e90\u6d6a\u6d8c\u3001\u7535\u529b\u641c\u7d22\u548c\u5176\u4ed6\u7535\u78c1\u5e72\u6270\u800c\u5f15\u8d77\u7684\u8fc7\u7535\u538b\u3002\u5b83\u4eec\u80fd\u591f\u5438\u6536\u548c\u6291\u5236\u77ac\u6001\u7535\u538b\u5cf0\u503c\uff0c\u4fdd\u62a4\u7535\u8def\u548c\u8bbe\u5907\u514d\u53d7\u635f\u574f\u3002<\/li>\n\n\n\n<li>\u901a\u4fe1\u7ebf\u8def\u4fdd\u62a4\uff1aTVS\u5668\u4ef6\u5e7f\u6cdb\u5e94\u7528\u4e8e\u901a\u4fe1\u7ebf\u8def\u4e2d\uff0c\u7528\u4e8e\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u7535\u529b\u641c\u7d22\u548c\u7535\u78c1\u5e72\u6270\u7684\u5f71\u54cd\u3002\u5b83\u4eec\u80fd\u591f\u5feb\u901f\u54cd\u5e94\u5e76\u5438\u6536\u77ac\u6001\u8fc7\u7535\u538b\uff0c\u4fdd\u62a4\u901a\u4fe1\u8bbe\u5907\u7684\u7a33\u5b9a\u8fd0\u884c\u3002<\/li>\n\n\n\n<li>\u7535\u6e90\u7ebf\u8def\u4fdd\u62a4\uff1aTVS\u5668\u4ef6\u4e5f\u88ab\u7528\u4e8e\u7535\u6e90\u7ebf\u8def\u7684\u4fdd\u62a4\uff0c\u9632\u6b62\u7535\u529b\u641c\u7d22\u548c\u5176\u4ed6\u8fc7\u7535\u538b\u4e8b\u4ef6\u5bf9\u7535\u6e90\u8bbe\u5907\u9020\u6210\u635f\u5bb3\u3002\u5b83\u4eec\u80fd\u591f\u5438\u6536\u548c\u5206\u6563\u8fc7\u7535\u538b\u80fd\u91cf\uff0c\u4fdd\u62a4\u7535\u6e90\u8bbe\u5907\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u9009\u62e9\u9002\u5f53\u7684TVS\u5668\u4ef6\u53d6\u51b3\u4e8e\u6240\u9700\u7684\u989d\u5b9a\u7535\u538b\u3001\u6700\u5927\u7535\u6d41\u5bb9\u91cf\u548c\u54cd\u5e94\u65f6\u95f4\u3002TVS\u5668\u4ef6\u7684\u989d\u5b9a\u7535\u538b\u5e94\u7565\u9ad8\u4e8e\u5f85\u4fdd\u62a4\u7535\u8def\u7684\u6700\u5927\u5de5\u4f5c\u7535\u538b\uff0c\u800c\u6700\u5927\u7535\u6d41\u5bb9\u91cf\u5e94\u6ee1\u8db3\u7cfb\u7edf\u7684\u8981\u6c42\u3002\u54cd\u5e94\u65f6\u95f4\u5e94\u8db3\u591f\u5feb\uff0c\u4ee5\u786e\u4fdd\u5bf9\u77ac\u6001\u8fc7\u7535\u538b\u7684\u53ca\u65f6\u6291\u5236\u3002<\/p>\n\n\n\n<p>\u77ac\u6001\u7535\u538b\u6291\u5236\u5668\u662f\u5728\u6d6a\u6d8c\u4fdd\u62a4\u3001\u901a\u4fe1\u7ebf\u8def\u4fdd\u62a4\u548c\u7535\u6e90\u7ebf\u8def\u4fdd\u62a4\u7b49\u9886\u57df\u53d1\u6325\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n\n\n\n<p>\u56db\u3001\u4fdd\u9669\u4e1d\uff08Fuse\uff09<\/p>\n\n\n\n<p>\u4fdd\u9669\u4e1d\uff08Fuse\uff09\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u7535\u5b50\u5143\u4ef6\uff0c\u7528\u4e8e\u4fdd\u62a4\u7535\u8def\u548c\u8bbe\u5907\u514d\u53d7\u8fc7\u7535\u6d41\u7684\u635f\u5bb3\u3002\u5b83\u662f\u4e00\u79cd\u88ab\u52a8\u578b\u7684\u4fdd\u62a4\u5668\u4ef6\uff0c\u901a\u8fc7\u65ad\u5f00\u7535\u8def\u6765\u963b\u6b62\u8fc7\u5927\u7535\u6d41\u6d41\u8fc7\u3002<\/p>\n\n\n\n<p>\u4fdd\u9669\u4e1d\u901a\u5e38\u7531\u4e00\u4e2a\u7ec6\u4e1d\u6216\u5bfc\u7ebf\u5236\u6210\uff0c\u5177\u6709\u8f83\u4f4e\u7684\u7194\u65ad\u7535\u6d41\u3002\u5f53\u7535\u8def\u4e2d\u7684\u7535\u6d41\u8d85\u8fc7\u4fdd\u9669\u4e1d\u7684\u989d\u5b9a\u7535\u6d41\u65f6\uff0c\u4fdd\u9669\u4e1d\u5185\u90e8\u7684\u7ec6\u4e1d\u4f1a\u53d7\u70ed\u5e76\u7194\u65ad\uff0c\u5207\u65ad\u7535\u6d41\u6d41\u52a8\u3002<\/p>\n\n\n\n<p>\u4fdd\u9669\u4e1d\u7684\u4e3b\u8981\u7279\u70b9\u548c\u5de5\u4f5c\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u989d\u5b9a\u7535\u6d41\uff08Rated Current\uff09\uff1a\u4fdd\u9669\u4e1d\u7684\u989d\u5b9a\u7535\u6d41\u662f\u6307\u5b83\u53ef\u4ee5\u5b89\u5168\u627f\u53d7\u7684\u6700\u5927\u7535\u6d41\u503c\u3002\u5f53\u7535\u6d41\u8d85\u8fc7\u989d\u5b9a\u7535\u6d41\u65f6\uff0c\u4fdd\u9669\u4e1d\u4f1a\u7194\u65ad\u4ee5\u963b\u6b62\u7535\u6d41\u6d41\u52a8\u3002<\/li>\n\n\n\n<li>\u7194\u65ad\u65f6\u95f4\uff08Blow Time\uff09\uff1a\u4fdd\u9669\u4e1d\u7684\u7194\u65ad\u65f6\u95f4\u662f\u6307\u5b83\u4ece\u7535\u6d41\u8d85\u8fc7\u989d\u5b9a\u7535\u6d41\u5230\u7194\u65ad\u7684\u65f6\u95f4\u3002\u7194\u65ad\u65f6\u95f4\u53d6\u51b3\u4e8e\u4fdd\u9669\u4e1d\u7684\u8bbe\u8ba1\u548c\u7279\u6027\uff0c\u901a\u5e38\u5728\u51e0\u6beb\u79d2\u5230\u51e0\u79d2\u4e4b\u95f4\u3002<\/li>\n\n\n\n<li>\u7194\u65ad\u5bb9\u91cf\uff08Breaking Capacity\uff09\uff1a\u7194\u65ad\u5bb9\u91cf\u662f\u6307\u4fdd\u9669\u4e1d\u53ef\u4ee5\u5b89\u5168\u7194\u65ad\u7684\u6700\u5927\u7535\u6d41\u6216\u80fd\u91cf\u3002\u4fdd\u9669\u4e1d\u7684\u7194\u65ad\u5bb9\u91cf\u9700\u8981\u4e0e\u7535\u8def\u7684\u8d1f\u8f7d\u548c\u77ed\u8def\u7535\u6d41\u76f8\u5339\u914d\uff0c\u4ee5\u786e\u4fdd\u5728\u6545\u969c\u6761\u4ef6\u4e0b\u80fd\u591f\u6709\u6548\u5207\u65ad\u7535\u6d41\u3002<\/li>\n\n\n\n<li>\u7c7b\u578b\uff1a\u4fdd\u9669\u4e1d\u6709\u591a\u79cd\u7c7b\u578b\uff0c\u5305\u62ec\u5feb\u7194\u578b\uff08Fast-acting\uff09\u3001\u5ef6\u65f6\u578b\uff08Time-delay\uff09\u3001\u9ad8\u538b\u578b\uff08High voltage\uff09\u7b49\u3002\u4e0d\u540c\u7c7b\u578b\u7684\u4fdd\u9669\u4e1d\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u8981\u6c42\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4fdd\u9669\u4e1d\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u5728\u7535\u8def\u4e2d\u63d0\u4f9b\u8fc7\u8f7d\u4fdd\u62a4\u3002\u5f53\u7535\u8def\u4e2d\u7684\u7535\u6d41\u5f02\u5e38\u589e\u5927\uff0c\u53ef\u80fd\u5bfc\u81f4\u7535\u8def\u6545\u969c\u6216\u8bbe\u5907\u635f\u574f\u65f6\uff0c\u4fdd\u9669\u4e1d\u4f1a\u8fc5\u901f\u7194\u65ad\uff0c\u5207\u65ad\u7535\u6d41\u6d41\u52a8\uff0c\u4ece\u800c\u4fdd\u62a4\u7535\u8def\u548c\u8bbe\u5907\u514d\u53d7\u635f\u5bb3\u3002<\/p>\n\n\n\n<p>\u5728\u9009\u62e9\u9002\u5f53\u7684\u4fdd\u9669\u4e1d\u65f6\uff0c\u9700\u8981\u8003\u8651\u7535\u8def\u7684\u989d\u5b9a\u7535\u6d41\u3001\u77ed\u8def\u7535\u6d41\u3001\u989d\u5b9a\u7535\u538b\u548c\u73af\u5883\u6761\u4ef6\u7b49\u56e0\u7d20\u3002\u6b63\u786e\u9009\u62e9\u4fdd\u9669\u4e1d\u53ef\u4ee5\u786e\u4fdd\u7535\u8def\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\uff0c\u5e76\u63d0\u4f9b\u6709\u6548\u7684\u8fc7\u8f7d\u4fdd\u62a4\u3002<\/p>\n\n\n\n<p>\u4e94\u3001\u8d1f\u6e29\u5ea6\u7cfb\u6570\u70ed\u654f\u7535\u963b\u5668\uff08Negative Temperature Coefficient Thermistor\uff0cNTC\u70ed\u654f\u7535\u963b\u5668\uff09<\/p>\n\n\n\n<p>\u8d1f\u6e29\u5ea6\u7cfb\u6570\u70ed\u654f\u7535\u963b\u5668\u662f\u4e00\u79cd\u7535\u5b50\u5143\u4ef6\uff0c\u5176\u7535\u963b\u503c\u968f\u6e29\u5ea6\u7684\u5347\u9ad8\u800c\u4e0b\u964d\u3002<\/p>\n\n\n\n<p>NTC\u70ed\u654f\u7535\u963b\u5668\u901a\u5e38\u7531\u91d1\u5c5e\u6c27\u5316\u7269\u6216\u534a\u5bfc\u4f53\u6750\u6599\u5236\u6210\u3002\u5728\u6750\u6599\u7684\u6676\u683c\u7ed3\u6784\u4e2d\uff0c\u63ba\u5165\u4e86\u67d0\u4e9b\u6742\u8d28\uff0c\u8fd9\u4e9b\u6742\u8d28\u4f7f\u5f97\u7535\u5b50\u5728\u6676\u683c\u4e2d\u7684\u8fd0\u52a8\u53d7\u5230\u5e72\u6270\u3002\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\uff0c\u6e29\u5ea6\u654f\u611f\u6750\u6599\u4e2d\u7684\u7535\u5b50\u80fd\u91cf\u589e\u52a0\uff0c\u7535\u5b50\u4e0e\u6742\u8d28\u7684\u76f8\u4e92\u4f5c\u7528\u51cf\u5f31\uff0c\u4ece\u800c\u5bfc\u81f4\u7535\u5b50\u7684\u8fc1\u79fb\u901f\u5ea6\u548c\u7535\u5bfc\u7387\u589e\u52a0\uff0c\u7535\u963b\u503c\u51cf\u5c0f\u3002<\/p>\n\n\n\n<p>NTC\u70ed\u654f\u7535\u963b\u5668\u7684\u7279\u70b9\u548c\u5e94\u7528\u5305\u62ec\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6e29\u5ea6\u4f20\u611f\u5668\uff1a\u7531\u4e8eNTC\u70ed\u654f\u7535\u963b\u5668\u7684\u7535\u963b\u503c\u4e0e\u6e29\u5ea6\u6210\u53cd\u6bd4\u5173\u7cfb\uff0c\u5b83\u4eec\u88ab\u5e7f\u6cdb\u7528\u4f5c\u6e29\u5ea6\u4f20\u611f\u5668\u3002\u901a\u8fc7\u6d4b\u91cf\u7535\u963b\u503c\uff0c\u53ef\u4ee5\u786e\u5b9a\u73af\u5883\u6e29\u5ea6\u7684\u53d8\u5316\u3002<\/li>\n\n\n\n<li>\u6e29\u5ea6\u8865\u507f\uff1aNTC\u70ed\u654f\u7535\u963b\u5668\u53ef\u4ee5\u7528\u4e8e\u6e29\u5ea6\u8865\u507f\u7535\u8def\u4e2d\u3002\u7531\u4e8e\u5176\u7535\u963b\u503c\u968f\u6e29\u5ea6\u53d8\u5316\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0e\u5176\u4ed6\u5143\u4ef6\uff08\u5982\u70ed\u654f\u7535\u963b\u5668\u548c\u7535\u963b\uff09\u4e32\u8054\u6216\u5e76\u8054\uff0c\u5b9e\u73b0\u5bf9\u7535\u8def\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u7a33\u5b9a\u5de5\u4f5c\u3002<\/li>\n\n\n\n<li>\u6e29\u5ea6\u63a7\u5236\uff1aNTC\u70ed\u654f\u7535\u963b\u5668\u53ef\u4ee5\u5728\u6e29\u5ea6\u63a7\u5236\u7535\u8def\u4e2d\u8d77\u5230\u91cd\u8981\u4f5c\u7528\u3002\u901a\u8fc7\u76d1\u6d4b\u7535\u963b\u503c\u7684\u53d8\u5316\uff0c\u53ef\u4ee5\u63a7\u5236\u52a0\u70ed\u5143\u4ef6\u6216\u51b7\u5374\u5143\u4ef6\u7684\u5de5\u4f5c\uff0c\u4ee5\u7ef4\u6301\u7279\u5b9a\u6e29\u5ea6\u8303\u56f4\u5185\u7684\u7a33\u5b9a\u72b6\u6001\u3002<\/li>\n\n\n\n<li>\u7535\u6e90\u4fdd\u62a4\uff1aNTC\u70ed\u654f\u7535\u963b\u5668\u8fd8\u53ef\u4ee5\u7528\u4e8e\u7535\u6e90\u4fdd\u62a4\u3002\u5728\u7535\u6e90\u7535\u8def\u4e2d\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4f5c\u8fc7\u7535\u6d41\u4fdd\u62a4\u5668\uff0c\u5f53\u7535\u6d41\u8d85\u8fc7\u7279\u5b9a\u9608\u503c\u65f6\uff0c\u7531\u4e8e\u7535\u963b\u503c\u7684\u4e0b\u964d\uff0c\u5b83\u4eec\u53ef\u4ee5\u9650\u5236\u7535\u6d41\u7684\u6d41\u52a8\uff0c\u4fdd\u62a4\u7535\u6e90\u548c\u5176\u4ed6\u7535\u8def\u514d\u53d7\u8fc7\u5927\u7535\u6d41\u7684\u635f\u5bb3\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0cNTC\u70ed\u654f\u7535\u963b\u5668\u662f\u4e00\u79cd\u5177\u6709\u8d1f\u6e29\u5ea6\u7cfb\u6570\u7684\u70ed\u654f\u5143\u4ef6\uff0c\u5176\u7535\u963b\u503c\u968f\u6e29\u5ea6\u7684\u5347\u9ad8\u800c\u4e0b\u964d\u3002\u5b83\u4eec\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6e29\u5ea6\u4f20\u611f\u3001\u6e29\u5ea6\u8865\u507f\u3001\u6e29\u5ea6\u63a7\u5236\u548c\u7535\u6e90\u4fdd\u62a4\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<p>\u516d\u3001\u805a\u5408\u7269\u6b63\u6e29\u5ea6\u7cfb\u6570\uff08Polymeric Positive Temperature Coefficient\uff0c\u7b80\u79f0PPTC\uff09<\/p>\n\n\n\n<p>PPTC\u7535\u5b50\u4fdd\u9669\u4e1d\u4e5f\u662f\u4e00\u79cd\u8fc7\u7535\u6d41\u4fdd\u62a4\u5668\u4ef6\u3002\u5b83\u4eec\u5177\u6709\u4f4e\u7535\u963b\uff0c\u4f46\u5728\u7535\u6d41\u8d85\u8fc7\u989d\u5b9a\u503c\u65f6\u4f1a\u53d1\u751f\u70ed\u6548\u5e94\uff0c\u5bfc\u81f4\u7535\u963b\u5347\u9ad8\uff0c\u9650\u5236\u7535\u6d41\u6d41\u52a8\u3002\u901a\u5e38\u88ab\u7528\u4f5c\u53ef\u590d\u4f4d\u4fdd\u9669\u4e1d\u6216\u8fc7\u6d41\u4fdd\u62a4\u5668\u4ef6\u3002PPTC\u5143\u4ef6\u7531\u7279\u6b8a\u7684\u805a\u5408\u7269\u6750\u6599\u5236\u6210\uff0c\u5177\u6709\u6b63\u6e29\u5ea6\u7cfb\u6570\u7684\u7535\u963b\u7279\u6027\u3002<\/p>\n\n\n\n<p>PPTC\u5143\u4ef6\u7684\u7535\u963b\u5728\u5ba4\u6e29\u4e0b\u901a\u5e38\u8f83\u4f4e\uff0c\u4f7f\u5f97\u7535\u6d41\u53ef\u4ee5\u5728\u5143\u4ef6\u4e2d\u6d41\u52a8\u800c\u4e0d\u4f1a\u6709\u660e\u663e\u7684\u7535\u538b\u964d\u3002\u7136\u800c\uff0c\u5f53\u53d1\u751f\u8fc7\u6d41\u60c5\u51b5\u65f6\uff0cPPTC\u5143\u4ef6\u7531\u4e8e\u901a\u8fc7\u7684\u7535\u6d41\u589e\u52a0\u800c\u53d1\u70ed\u3002\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\uff0c\u805a\u5408\u7269\u6750\u6599\u7684\u7535\u963b\u663e\u8457\u589e\u52a0\u3002<\/p>\n\n\n\n<p>PPTC\u5143\u4ef6\u7684\u5173\u952e\u7279\u6027\u5728\u4e8e\u5176\u80fd\u591f\u5728\u6545\u969c\u6761\u4ef6\u4e0b\u9650\u5236\u7535\u6d41\u6d41\u52a8\u3002\u5f53\u7535\u6d41\u8d85\u8fc7\u989d\u5b9a\u9608\u503c\u65f6\uff0cPPTC\u5143\u4ef6\u53d1\u70ed\uff0c\u5176\u7535\u963b\u8fc5\u901f\u589e\u52a0\u3002\u8fd9\u79cd\u9ad8\u7535\u963b\u72b6\u6001\u8d77\u5230\u53ef\u590d\u4f4d\u4fdd\u9669\u4e1d\u7684\u4f5c\u7528\uff0c\u6709\u6548\u9650\u5236\u7535\u6d41\uff0c\u4ee5\u4fdd\u62a4\u7535\u8def\u548c\u8fde\u63a5\u7684\u5143\u4ef6\u3002<\/p>\n\n\n\n<p>\u4e00\u65e6\u6545\u969c\u6761\u4ef6\u88ab\u6d88\u9664\uff0c\u7535\u6d41\u964d\u5230\u4e00\u5b9a\u9608\u503c\u4ee5\u4e0b\uff0cPPTC\u5143\u4ef6\u4f1a\u51b7\u5374\u5e76\u5176\u7535\u963b\u8fd4\u56de\u5230\u8f83\u4f4e\u503c\u3002\u8fd9\u79cd\u53ef\u590d\u4f4d\u7684\u7279\u6027\u4f7f\u5f97PPTC\u5143\u4ef6\u4e0e\u4f20\u7edf\u4fdd\u9669\u4e1d\u4e0d\u540c\uff0c\u5b83\u4eec\u4e0d\u9700\u8981\u5728\u8df3\u95f8\u540e\u66f4\u6362\u3002<\/p>\n\n\n\n<p>PPTC\u5143\u4ef6\u5728\u9700\u8981\u8fc7\u6d41\u4fdd\u62a4\u7684\u5404\u79cd\u7535\u5b50\u7535\u8def\u548c\u7cfb\u7edf\u4e2d\u5f97\u5230\u5e94\u7528\u3002\u5b83\u4eec\u5e38\u7528\u4e8e\u7535\u6e90\u3001\u7535\u6c60\u7ec4\u3001\u7535\u673a\u3001\u901a\u4fe1\u8bbe\u5907\u548c\u6c7d\u8f66\u7535\u5b50\u7b49\u9886\u57df\u3002PPTC\u5143\u4ef6\u5177\u6709\u4f53\u79ef\u5c0f\u3001\u53ef\u590d\u4f4d\u64cd\u4f5c\u548c\u5bf9\u8fc7\u6d41\u4e8b\u4ef6\u7684\u5feb\u901f\u54cd\u5e94\u7b49\u4f18\u70b9\u3002<\/p>\n\n\n\n<p>\u5728\u9009\u62e9PPTC\u5143\u4ef6\u65f6\uff0c\u9700\u8981\u8003\u8651\u91cd\u8981\u53c2\u6570\uff0c\u5305\u62ec\u989d\u5b9a\u7535\u538b\u3001\u7535\u6d41\u548c\u4fdd\u6301\u7535\u6d41\u3002\u989d\u5b9a\u7535\u538b\u5e94\u9ad8\u4e8e\u7535\u8def\u7684\u5de5\u4f5c\u7535\u538b\uff0c\u800c\u7535\u6d41\u989d\u5b9a\u503c\u5e94\u4e0e\u6700\u5927\u9884\u671f\u7535\u6d41\u5339\u914d\u3002\u4fdd\u6301\u7535\u6d41\u6307\u5b9a\u4e86\u5143\u4ef6\u8df3\u95f8\u5e76\u589e\u52a0\u7535\u963b\u7684\u7535\u6d41\u6c34\u5e73\u3002<\/p>\n\n\n\n<p>PPTC\u5143\u4ef6\u4e3a\u7535\u5b50\u7535\u8def\u63d0\u4f9b\u53ef\u9760\u7684\u3001\u53ef\u590d\u4f4d\u7684\u8fc7\u6d41\u4fdd\u62a4\uff0c\u6709\u52a9\u4e8e\u63d0\u9ad8\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fdd\u62a4\u5668\u4ef6\u7528\u4e8e\u4fdd\u62a4\u7535\u8def\u548c\u8bbe\u5907\u514d\u53d7\u7535\u529b\u6545\u969c\u6216\u5176\u4ed6\u635f\u574f\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u7684\u4fdd\u62a4\u5668\u4ef6\u7c7b\u578b\u53ca\u5176\u8bf4\u660e\uff1a\u4e00\u3001\u4e8c\u6781\u7ba1\uff08Diode<\/p><\/div>\n<div 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