{"id":992,"date":"2026-04-24T12:07:13","date_gmt":"2026-04-24T04:07:13","guid":{"rendered":"https:\/\/shen-jia.com.tw\/?p=992"},"modified":"2026-04-24T12:10:14","modified_gmt":"2026-04-24T04:10:14","slug":"ebike-battery-protection-design","status":"publish","type":"post","link":"https:\/\/shen-jia.com.tw\/en\/ebike-battery-protection-design\/","title":{"rendered":"\u96fb\u52d5\u81ea\u884c\u8eca\u96fb\u6c60\u4fdd\u8b77\u8a2d\u8a08\uff1aPPTC \u8207 MOSFET \u7684\u5354\u540c\u9632\u8b77"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u80cc\u666f\u8207\u6311\u6230<\/h2>\n\n\n\n<p>\u96fb\u52d5\u81ea\u884c\u8eca\uff08E-bike\uff09\u5e02\u5834\u5728\u904e\u53bb\u5e7e\u5e74\u5feb\u901f\u6210\u9577\uff0c\u4f5c\u70ba\u6700\u5f8c\u4e00\u54e9\u8def\u7684\u4ea4\u901a\u65b9\u6848\uff0cE-bike \u5df2\u6210\u70ba\u57ce\u5e02\u901a\u52e4\u7684\u91cd\u8981\u9078\u64c7\u3002\u7136\u800c\uff0c\u9019\u985e\u7522\u54c1\u7684\u6838\u5fc3\u2014\u201448 V\/20 Ah \u751a\u81f3\u66f4\u9ad8\u5bb9\u91cf\u7684\u92f0\u96fb\u6c60\u7d44\u2014\u2014\u9762\u81e8\u8457\u8907\u96dc\u7684\u96fb\u6c23\u74b0\u5883\u6311\u6230\u3002<\/p>\n\n\n\n<p>\u5f9e\u5145\u96fb\u5668\u6545\u969c\u5c0e\u81f4\u7684\u904e\u96fb\u58d3\uff0c\u5230\u96fb\u6a5f\u77ed\u8def\u9020\u6210\u7684\u904e\u96fb\u6d41\uff0c\u518d\u5230\u74b0\u5883\u6eab\u5ea6\u6ce2\u52d5\u5e36\u4f86\u7684\u71b1\u5931\u63a7\u98a8\u96aa\uff0cE-bike \u96fb\u6c60\u7ba1\u7406\u7cfb\u7d71\uff08BMS, Battery Management System\uff09\u5fc5\u9808\u61c9\u5c0d\u591a\u5c64\u6b21\u7684\u4fdd\u8b77\u9700\u6c42\u3002\u50b3\u7d71\u7684\u55ae\u5c64\u4fdd\u8b77\u65b9\u6848\uff08\u4f8b\u5982\u53ea\u4f7f\u7528\u4fdd\u96aa\u7d72\u6216\u7c21\u55ae MOSFET \u63a7\u5236\uff09\u5f80\u5f80\u986f\u5f97\u4e0d\u5920\u5805\u5be6\u2014\u2014\u904e\u4fdd\u8b77\u6703\u5c0e\u81f4\u7528\u6236\u9ad4\u9a57\u8b8a\u5dee\uff0c\u6b20\u4fdd\u8b77\u5247\u57cb\u4e0b\u5b89\u5168\u96b1\u60a3\u3002<\/p>\n\n\n\n<p>\u5c24\u5176\u5728 2020 \u5e74\u806f\u5408\u570b\u6279\u51c6\u7684 UN 38.3 \u548c\u570b\u969b\u6a19\u6e96 IEC 62133 \u76f8\u7e7c\u751f\u6548\u5f8c\uff0cE-bike \u96fb\u6c60\u7d44\u7684\u5b89\u5168\u8a2d\u8a08\u4e0d\u518d\u662f\u300c\u9326\u4e0a\u6dfb\u82b1\u300d\uff0c\u800c\u662f\u5fc5\u9808\u6eff\u8db3\u7684\u6cd5\u898f\u5e95\u7dda\u3002\u4e00\u500b\u8a2d\u8a08\u826f\u597d\u7684\u591a\u7d1a\u4fdd\u8b77\u65b9\u6848\uff0c\u9700\u8981\u5728\u55ae\u9ad4\u96fb\u6c60\u5c64\u9762\u548c\u96fb\u6c60\u7d44\u5c64\u9762\u540c\u6642\u90e8\u7f72\u9632\u8b77\uff0c\u78ba\u4fdd\u7121\u8ad6\u6545\u969c\u767c\u751f\u5728\u4f55\u8655\uff0c\u7cfb\u7d71\u90fd\u80fd\u5b89\u5168\u61c9\u5c0d\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u900f\u904e PPTC\uff08\u9ad8\u5206\u5b50\u6b63\u6eab\u5ea6\u4fc2\u6578\u5143\u4ef6\uff09\u548c MOSFET\uff08\u91d1\u5c6c\u6c27\u5316\u7269\u534a\u5c0e\u9ad4\u5834\u6548\u96fb\u6676\u9ad4\uff09\u7684\u5354\u540c\u8a2d\u8a08\uff0c\u70ba E-bike \u96fb\u6c60\u7d44\u5efa\u69cb\u53ef\u9760\u7684\u4fdd\u8b77\u9ad4\u7cfb\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4fdd\u8b77\u9700\u6c42\u5206\u6790<\/h2>\n\n\n\n<p>\u8981\u8a2d\u8a08\u4e00\u5957\u5b8c\u6574\u7684 E-bike \u96fb\u6c60\u4fdd\u8b77\u65b9\u6848\uff0c\u9996\u5148\u9700\u8981\u6e05\u6670\u5730\u5217\u51fa\u6bcf\u500b\u96fb\u8def\u7bc0\u9ede\u9762\u81e8\u7684\u5177\u9ad4\u98a8\u96aa\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96fb\u6c60\u55ae\u9ad4\u5c64\u7d1a\u7684\u98a8\u96aa<\/h3>\n\n\n\n<p>\u5728 48 V \u96fb\u6c60\u7d44\u4e2d\uff0c\u901a\u5e38\u7531 13-14 \u7bc0 3.7 V \u92f0\u96fb\u6c60\u55ae\u9ad4\u4e32\u806f\u7d44\u6210\u3002\u6bcf\u7bc0\u96fb\u6c60\u90fd\u6709\u81ea\u5df1\u7684\u904e\u96fb\u6d41\u548c\u904e\u6eab\u98a8\u96aa\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u55ae\u9ad4\u904e\u96fb\u6d41\u4fdd\u8b77<\/strong>\uff1a\u7576\u67d0\u7bc0\u96fb\u6c60\u56e0\u5167\u963b\u964d\u4f4e\u6216\u5916\u90e8\u77ed\u8def\u5c0e\u81f4\u653e\u96fb\u96fb\u6d41\u8d85\u904e\u8a2d\u8a08\u503c\u6642\uff0c\u9700\u8981\u5feb\u901f\u65b7\u958b\u8a72\u55ae\u9ad4\u7684\u96fb\u6d41\u8def\u5f91\uff0c\u9632\u6b62\u71b1\u5931\u63a7\u3002\u6839\u64da IEC 62133 \u7684\u8981\u6c42\uff0c\u904e\u96fb\u6d41\u4fdd\u8b77\u61c9\u5728\u984d\u5b9a\u96fb\u6d41\u7684 200% \u5167\u89f8\u767c\u3002<\/li><li><strong>\u55ae\u9ad4\u904e\u6eab\u4fdd\u8b77<\/strong>\uff1a\u92f0\u96fb\u6c60\u5728\u9ad8\u6eab\u4e0b\uff08>60 \u00b0C\uff09\u5316\u5b78\u6d3b\u6027\u6025\u5287\u589e\u52a0\uff0c\u5bb9\u6613\u767c\u751f\u5b89\u5168\u4e8b\u6545\u3002\u9700\u8981\u5728\u96fb\u6c60\u6eab\u5ea6\u50b3\u611f\u5668\u6aa2\u6e2c\u5230\u8d85\u9650\u6642\u7acb\u5373\u5207\u65b7\u653e\u96fb\u8ff4\u8def\u3002<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u96fb\u6c60\u7d44\u5c64\u7d1a\u7684\u98a8\u96aa<\/h3>\n\n\n\n<p>\u5728\u6574\u500b 48 V\/20 Ah \u96fb\u6c60\u7d44\u5c64\u9762\uff0c\u9762\u81e8\u7684\u98a8\u96aa\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u7cfb\u7d71\u904e\u96fb\u6d41<\/strong>\uff1a\u6700\u5e38\u898b\u7684\u5834\u666f\u662f\u96fb\u6a5f\u77ed\u8def\u6216\u6545\u969c\u300220 Ah \u7684\u96fb\u6c60\u7d44\u5728\u77ed\u8def\u6642\u53ef\u80fd\u77ac\u9593\u653e\u51fa 100 A \u4ee5\u4e0a\u7684\u96fb\u6d41\uff0c\u6b64\u6642\u9700\u8981\u5728\u6beb\u79d2\u7d1a\u5167\u65b7\u958b\u4e3b\u8ff4\u8def\u3002<\/li><li><strong>\u5145\u96fb\u904e\u96fb\u58d3<\/strong>\uff1a\u5145\u96fb\u5668\u6545\u969c\u6216\u8abf\u6574\u4e0d\u7576\u53ef\u80fd\u5c07\u96fb\u6c60\u7d44\u5145\u81f3\u8d85\u904e 58 V\uff08\u9ad8\u65bc\u6a19\u7a31 48 V\uff09\uff0c\u9700\u8981\u622a\u65b7\u5145\u96fb\u8def\u5f91\u3002<\/li><li><strong>\u7cfb\u7d71\u6b20\u58d3<\/strong>\uff1a\u653e\u96fb\u904e\u5ea6\u5c0e\u81f4\u55ae\u7bc0\u96fb\u6c60\u6389\u81f3 2.5 V \u4ee5\u4e0b\u6642\uff0c\u7cfb\u7d71\u61c9\u9032\u5165\u4fdd\u8b77\u72c0\u614b\u3002<\/li><li><strong>\u7cfb\u7d71\u904e\u6eab<\/strong>\uff1a\u5982\u679c\u96fb\u6c60\u7d44\u6574\u9ad4\u6eab\u5ea6\uff08\u7531\u591a\u500b\u50b3\u611f\u5668\u63a1\u6a23\uff09\u8d85\u904e 70 \u00b0C\uff0c\u9700\u8981\u9650\u5236\u653e\u96fb\u96fb\u6d41\u6216\u5b8c\u5168\u5207\u65b7\u3002<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u76f8\u95dc\u6a19\u6e96\u53c3\u8003<\/h3>\n\n\n\n<p><strong>UN 38.3\uff08\u806f\u5408\u570b\u7b2c 38 \u5377\u7b2c 3 \u4fee\u8a02\u7248\uff09<\/strong> \u5c0d\u92f0\u96fb\u6c60\u7d44\u63d0\u51fa\u7684\u6838\u5fc3\u8981\u6c42\u5305\u62ec\uff1a\u904e\u96fb\u6d41\u4fdd\u8b77\u61c9\u5728\u984d\u5b9a\u96fb\u6d41\u7684 200% \u5167\u52d5\u4f5c\u3001\u77ed\u8def\u96fb\u6d41\u61c9\u88ab\u9650\u5236\u5728\u8a2d\u8a08\u7bc4\u570d\u5167\u3001\u96fb\u6c60\u6eab\u5ea6\u61c9\u88ab\u76e3\u6e2c\u4e14\u8d85\u6eab\u6642\u61c9\u5207\u65b7\u653e\u96fb\u3002<\/p>\n\n\n\n<p><strong>IEC 62133-1:2017\uff08\u4e8c\u6b21\u96fb\u6c60\u53ca\u96fb\u6c60\u7d44\u7684\u5b89\u5168\u8981\u6c42\uff09<\/strong> \u9032\u4e00\u6b65\u7d30\u5316\u4e86\uff1a\u904e\u6eab\u4fdd\u8b77\u7684\u89f8\u767c\u6eab\u5ea6\uff08\u901a\u5e38 55-70 \u00b0C\uff09\u3001\u904e\u96fb\u58d3\u5207\u65b7\u7684\u96fb\u58d3\u503c\uff08\u901a\u5e38\u70ba\u984d\u5b9a\u96fb\u58d3\u7684 120%\uff09\u3001\u904e\u96fb\u6d41\u52d5\u4f5c\u6642\u9593\uff08\u6beb\u79d2\u7d1a\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4fdd\u8b77\u65b9\u6848\u8a2d\u8a08<\/h2>\n\n\n\n<p>\u91dd\u5c0d\u4e0a\u8ff0\u9700\u6c42\uff0c\u4e00\u5957\u5b8c\u6574\u7684 E-bike BMS \u4fdd\u8b77\u65b9\u6848\u61c9\u8a72\u5206\u70ba<strong>\u55ae\u9ad4\u4fdd\u8b77\u5c64<\/strong>\u548c<strong>\u7d44\u5408\u4fdd\u8b77\u5c64<\/strong>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u55ae\u9ad4\u5c64\u4fdd\u8b77\uff1aPPTC \u904e\u96fb\u6d41\u9632\u8b77<\/h3>\n\n\n\n<p><a href=\"https:\/\/shen-jia.com.tw\/pptc-2\/\">PPTC<\/a>\uff08Polymer Positive Temperature Coefficient\uff0c\u9ad8\u5206\u5b50\u6b63\u6eab\u5ea6\u4fc2\u6578\u5143\u4ef6\uff09\u662f\u4e00\u7a2e\u81ea\u6062\u5fa9\u4fdd\u96aa\u7d72\uff0c\u7279\u5225\u9069\u5408\u55ae\u9ad4\u96fb\u6c60\u7d1a\u7684\u904e\u96fb\u6d41\u4fdd\u8b77\u3002<\/p>\n\n\n\n<p><strong>\u9078\u578b\u539f\u5247\uff1a<\/strong><\/p>\n\n\n\n<p>\u5c0d\u65bc 48 V \u96fb\u6c60\u7d44\u4e2d\u7684\u6bcf\u4e00\u7bc0\u96fb\u6c60\uff08\u984d\u5b9a\u5bb9\u91cf 20 Ah\uff0c\u5141\u8a31\u6700\u5927\u653e\u96fb\u96fb\u6d41 40 A\uff09\uff0c\u5728\u96fb\u6c60\u7684\u6b63\u6975\u4e32\u806f\u4e00\u53ea PPTC \u5143\u4ef6\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Ih\uff08\u4fdd\u6301\u96fb\u6d41\uff09<\/strong>\uff1a\u9078\u64c7\u70ba\u984d\u5b9a\u5bb9\u91cf\u7684 100-110%\u3002\u5c0d 20 Ah \u96fb\u6c60\uff0c\u5efa\u8b70\u9078 Ih = 22 A<\/li><li><strong>It\uff08\u8df3\u812b\u96fb\u6d41\uff09<\/strong>\uff1a\u61c9\u5728\u984d\u5b9a\u96fb\u6d41\u7684 130-150%\u3002\u5c0d\u6b64\u61c9\u7528\uff0cIt \u61c9\u7d04\u70ba 26-30 A<\/li><li><strong>Vmax\uff08\u6700\u5927\u96fb\u58d3\uff09<\/strong>\uff1a\u55ae\u7bc0\u92f0\u96fb\u6c60\u6700\u9ad8\u5145\u96fb\u96fb\u58d3 4.3 V\uff0c\u9078\u64c7 Vmax \u2265 5 V \u7684\u5143\u4ef6<\/li><li><strong>Rmin\uff08\u521d\u59cb\u96fb\u963b\uff09<\/strong>\uff1a\u61c9\u76e1\u53ef\u80fd\u4f4e\u4ee5\u6e1b\u5c11\u6b63\u5e38\u5de5\u4f5c\u6642\u7684\u58d3\u964d\u3002\u9078\u64c7 Rmin < 10 m\u03a9 \u7684\u4f4e\u963b\u6297 PPTC<\/li><li><strong>\u6062\u5fa9\u6642\u9593<\/strong>\uff1a\u6545\u969c\u6392\u9664\u5f8c\u61c9\u5728\u6578\u5206\u9418\u5167\u6062\u5fa9\u5c0e\u901a\uff0c\u5178\u578b\u6062\u5fa9\u6642\u9593 3-5 \u5206\u9418<\/li><\/ul>\n\n\n\n<p><strong>\u5982\u4f55\u5de5\u4f5c\uff1a<\/strong><\/p>\n\n\n\n<p>\u5728\u6b63\u5e38\u653e\u96fb\u6642\uff0cPPTC \u5143\u4ef6\u5448\u4f4e\u963b\u72c0\u614b\uff0c\u96fb\u6d41\u76f4\u901a\u3002\u4e00\u65e6\u67d0\u7bc0\u96fb\u6c60\u56e0\u5167\u77ed\u8def\u6216\u5916\u90e8\u77ed\u8def\u6545\u969c\u5c0e\u81f4\u96fb\u6d41\u8d85\u904e It\uff0cPPTC \u7684\u963b\u503c\u8fc5\u901f\u589e\u5927\uff08\u79d2\u7d1a\u5167\u9054\u5230 k\u03a9 \u7d1a\uff09\uff0c\u6709\u6548\u9650\u6d41\uff0c\u540c\u6642\u7522\u751f\u7684\u71b1\u91cf\u9032\u4e00\u6b65\u63d0\u5347\u5176\u963b\u503c\uff0c\u5f62\u6210\u300c\u81ea\u9396\u300d\u6548\u61c9\uff0c\u8feb\u4f7f\u6545\u969c\u96fb\u6d41\u964d\u81f3\u5b89\u5168\u6c34\u5e73\u3002\u6545\u969c\u6392\u9664\u5f8c\uff0cPPTC \u963b\u503c\u81ea\u52d5\u6062\u5fa9\uff0c\u7121\u9700\u4eba\u5de5\u5e72\u9810\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7d44\u5408\u5c64\u4fdd\u8b77\uff1aMOSFET \u4e3b\u63a7\u958b\u95dc<\/h3>\n\n\n\n<p>\u5728\u96fb\u6c60\u7d44\u7684\u6b63\u6975\u4e3b\u51fa\u7dda\u548c\u8ca0\u6975\u4e3b\u51fa\u7dda\u8655\uff0c\u9700\u8981\u914d\u7f6e\u9ad8\u529f\u7387 <a href=\"https:\/\/shen-jia.com.tw\/mosfet\/\">MOSFET<\/a> \u9032\u884c BMS \u7684\u8edf\u555f\u52d5\u548c\u5feb\u901f\u65b7\u958b\u63a7\u5236\u3002<\/p>\n\n\n\n<p><strong>\u653e\u96fb\u8ff4\u8def MOSFET\uff1a<\/strong><\/p>\n\n\n\n<p>\u8ca0\u6975\u4e3b\u8ff4\u8def\uff08\u653e\u96fb\uff09\u4f7f\u7528 N \u6c9f\u9053 MOSFET\uff0c\u7531 BMS \u5fae\u63a7\u5236\u5668\u6839\u64da\u6eab\u5ea6\u3001\u96fb\u58d3\u3001\u96fb\u6d41\u7b49\u53c3\u6578\u5be6\u6642\u63a7\u5236\u5176 gate \u96fb\u58d3\u3002<\/p>\n\n\n\n<p><strong>\u9078\u578b\u539f\u5247\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>VDS\uff08\u6c72\u6e90\u6975\u96fb\u58d3\uff09<\/strong>\uff1a\u9700\u8981\u627f\u53d7 50 V\uff08\u8003\u616e\u77ac\u614b\u904e\u58d3\uff09\u3002\u9078\u64c7 VDS \u2265 60 V<\/li><li><strong>ID\uff08\u9023\u7e8c\u6c72\u6975\u96fb\u6d41\uff09<\/strong>\uff1a\u653e\u96fb\u96fb\u6d41\u6700\u9ad8\u53ef\u9054 100 A\u3002\u9078\u64c7 ID \u2265 120 A<\/li><li><strong>RDS(on)\uff08\u5c0e\u901a\u96fb\u963b\uff09<\/strong>\uff1a\u9019\u76f4\u63a5\u5f71\u97ff\u96fb\u8def\u7684\u529f\u8017\u548c\u767c\u71b1\u3002\u70ba\u4fdd\u6301\u4f4e\u6eab\u5347\uff0c\u61c9\u9078 RDS(on) \u2264 5 m\u03a9<\/li><li><strong>VGS(th)\uff08\u9598\u6975\u81e8\u754c\u96fb\u58d3\uff09<\/strong>\uff1aBMS \u63a7\u5236\u908f\u8f2f\u901a\u5e38\u5de5\u4f5c\u5728 3.3 V \u6216 5 V\uff0c\u61c9\u9078\u64c7\u4f4e VGS(th) \u7684\u5143\u4ef6\uff0c\u2264 2 V<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">PPTC \u8207 MOSFET \u7684\u5354\u540c\u9632\u8b77\u6a5f\u5236<\/h3>\n\n\n\n<p>\u9019\u5957\u65b9\u6848\u4e4b\u6240\u4ee5\u6709\u6548\uff0c\u5728\u65bc PPTC \u548c MOSFET \u5f62\u6210\u4e86<strong>\u5169\u7d1a\u9632\u8b77<\/strong>\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6545\u969c\u5834\u666f<\/th><th>MOSFET \u884c\u70ba<\/th><th>PPTC \u884c\u70ba<\/th><th>\u6700\u7d42\u7d50\u679c<\/th><\/tr><\/thead><tbody><tr><td>\u96fb\u6a5f\u7a81\u7136\u77ed\u8def\uff0c\u96fb\u6d41\u77ac\u9593\u5230 150 A<\/td><td>\u6beb\u79d2\u7d1a\u65b7\u958b\uff08\u7531 BMS \u5075\u6e2c\u5230\u904e\u6d41\u4fe1\u865f\uff09<\/td><td>\u8fc5\u901f\u5347\u6eab\u9650\u6d41\u81f3\u5b89\u5168\u503c\uff08\u5099\u7528\u9632\u8b77\uff09<\/td><td>\u96fb\u6d41\u5728 150 A \u00d7 1 ms \u5167\u5feb\u901f\u964d\u4f4e<\/td><\/tr><tr><td>MOSFET gate \u9a45\u52d5\u6545\u969c\uff0c\u7121\u6cd5\u65b7\u958b<\/td><td>MOSFET \u4fdd\u6301\u5c0e\u901a<\/td><td>PPTC \u81ea\u52d5\u611f\u77e5\u904e\u6d41\uff0c\u5347\u6eab\u81f3 k\u03a9 \u7d1a\u963b\u503c<\/td><td>\u7cfb\u7d71\u9000\u5316\u5230\u300c\u53d7\u9650\u96fb\u6d41\u300d\u6a21\u5f0f\uff0c\u907f\u514d\u706b\u707d<\/td><\/tr><tr><td>\u5145\u96fb\u5668\u8abf\u6574\u904e\u9ad8\uff0860 V\uff09<\/td><td>\u6578\u6beb\u79d2\u5167\u5207\u65b7\u5145\u96fb\u8ff4\u8def MOSFET<\/td><td>\u4e0d\u52d5\u4f5c\uff0c\u56e0\u70ba\u5145\u96fb\u8def\u7121\u904e\u6d41<\/td><td>\u96fb\u6c60\u7d44\u96fb\u58d3\u88ab\u9650\u5236\u5728\u5b89\u5168\u7bc4\u570d<\/td><\/tr><tr><td>\u67d0\u7bc0\u96fb\u6c60\u5167\u963b\u7570\u5e38\u5347\u9ad8\uff0c\u5c0e\u81f4\u8a72\u7bc0\u904e\u71b1<\/td><td>BMS \u8edf\u4ef6\u6839\u64da\u6eab\u5ea6\u50b3\u611f\u5668\u6c7a\u5b9a\u662f\u5426\u95dc\u9589\u6574\u7d44\u653e\u96fb<\/td><td>\u8a72\u7bc0\u96fb\u6c60\u7684 PPTC \u76e3\u6e2c\u5176\u81ea\u8eab\u96fb\u6d41<\/td><td>\u7d30\u7c92\u5ea6\u63a7\u5236\uff0c\u55ae\u7bc0\u6545\u969c\u4e0d\u5f71\u97ff\u5176\u4ed6\u96fb\u6c60<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u95dc\u9375\u512a\u52e2\uff1a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\"><li><strong>\u5099\u7528\u9632\u8b77<\/strong>\uff1aPPTC \u5145\u7576 MOSFET \u5931\u6548\u6642\u7684\u88ab\u52d5\u9632\u8b77\uff0c\u5927\u5e45\u63d0\u5347\u53ef\u9760\u6027<\/li><li><strong>\u7d30\u7c92\u5ea6\u63a7\u5236<\/strong>\uff1a\u55ae\u9ad4\u5c64\u7684 PPTC \u53ef\u7368\u7acb\u4fdd\u8b77\u6bcf\u7bc0\u96fb\u6c60\uff0c\u7d44\u5408\u5c64 MOSFET \u63d0\u4f9b\u7cfb\u7d71\u7d1a\u63a7\u5236<\/li><li><strong>\u7121\u6e90\u4fdd\u8b77<\/strong>\uff1aPPTC \u4e0d\u4f9d\u8cf4\u96fb\u8def\u9a45\u52d5\uff0c\u6545\u969c\u6642\u81ea\u52d5\u52d5\u4f5c<\/li><li><strong>\u5feb\u901f\u6062\u5fa9<\/strong>\uff1a\u6545\u969c\u6392\u9664\u5f8c\uff0c\u7cfb\u7d71\u7121\u9700\u8907\u4f4d\u5373\u53ef\u81ea\u52d5\u6062\u5fa9<\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u8a2d\u8a08\u8981\u9ede\u8207\u6ce8\u610f\u4e8b\u9805<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6eab\u5ea6\u964d\u984d\u8a2d\u8a08<\/h3>\n\n\n\n<p>PPTC \u548c MOSFET \u7684\u984d\u5b9a\u96fb\u6d41\u90fd\u6703\u56e0\u6eab\u5ea6\u5347\u9ad8\u800c\u4e0b\u964d\u3002\u5728 E-bike \u61c9\u7528\u4e2d\uff0c\u96fb\u6c60\u7d44\u53ef\u80fd\u5728 40-50 \u00b0C \u7684\u74b0\u5883\u4e0b\u5de5\u4f5c\u3002\u56e0\u6b64\uff0c\u521d\u671f\u9078\u578b\u6642\u61c9\u9810\u7559 15-20% \u7684\u88d5\u5ea6\u3002\u540c\u6642\uff0cBMS \u8edf\u4ef6\u61c9\u5728\u6eab\u5ea6\u63a5\u8fd1 50 \u00b0C \u6642\u4e3b\u52d5\u964d\u4f4e\u7cfb\u7d71\u6700\u5927\u53ef\u653e\u96fb\u96fb\u6d41\uff0c\u907f\u514d\u89f8\u767c PPTC \u8aa4\u52d5\u4f5c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96fb\u8def\u9023\u63a5\u8207\u5143\u4ef6\u4f48\u5c40<\/h3>\n\n\n\n<p><strong>\u96fb\u6c60\u9023\u63a5\u9ede\uff08\u55ae\u9ad4 PPTC \u5b89\u88dd\uff09\uff1a<\/strong>\u6bcf\u7bc0\u96fb\u6c60\u6b63\u6975\u5230\u4e0b\u4e00\u7d1a\u96fb\u8def\u4e4b\u9593\uff0c\u5728\u8ddd\u96e2\u96fb\u6c60\u7d04 10-15 cm \u8655\u710a\u63a5 PPTC\u3002PPTC \u61c9\u9078\u7528 SMD \u5c01\u88dd\uff080805\u30011206\uff09\uff0c\u710a\u63a5\u5728\u7ba1\u7406\u677f\u7684\u9760\u96fb\u6c60\u4e00\u5074\u3002<\/p>\n\n\n\n<p><strong>\u4e3b\u8ff4\u8def MOSFET \u5b89\u88dd\uff1a<\/strong>\u653e\u96fb\u8ff4\u8def MOSFET \u61c9\u5b89\u88dd\u5728\u96fb\u6c60\u7d44\u6b63\u6975\u2192\u8ca0\u8f09\u6700\u77ed\u8def\u5f91\u7684 PCB \u4e0a\u3002MOSFET \u7684 source \u8173\u9023\u63a5\u96fb\u6c60\u8ca0\u6975\uff08\u5730\uff09\uff0cdrain \u8173\u9023\u63a5\u8ca0\u8f09\u5074\u8fd4\u56de\u8def\u5f91\u3002Gate \u8173\u9023\u63a5 BMS \u5fae\u63a7\u5236\u5668\uff08\u901a\u5e38\u900f\u904e 20-30 k\u03a9 \u7684\u4e0b\u62c9\u96fb\u963b\u5230\u5730\uff09\u3002<\/p>\n\n\n\n<p><strong>\u907f\u514d\u7684\u4f48\u5c40\u932f\u8aa4\uff1a<\/strong>\u4e0d\u8981\u5c07 PPTC \u548c MOSFET \u653e\u5728\u540c\u4e00\u689d\u8d70\u7dda\u4e0a\uff1bGate \u9a45\u52d5\u7dda\u61c9\u8207\u529f\u7387\u7dda\u5206\u96e2\uff0c\u6700\u597d\u7528\u5730\u5e73\u9762\u9694\u96e2\uff1b\u4e0d\u8981\u8b93 MOSFET \u7684\u6563\u71b1\u588a\u8207\u96fb\u6c60\u7dda\u8def\u5171\u4eab\u71b1\u6e90\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b9\u6848\u512a\u52e2<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8207\u50b3\u7d71\u65b9\u6848\u7684\u6bd4\u8f03<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u65b9\u6848<\/th><th>\u512a\u9ede<\/th><th>\u7f3a\u9ede<\/th><\/tr><\/thead><tbody><tr><td>\u50c5\u7528\u4fdd\u96aa\u7d72<\/td><td>\u6210\u672c\u4f4e\uff0c\u539f\u7406\u7c21\u55ae<\/td><td>\u6545\u969c\u5f8c\u9700\u4eba\u5de5\u66f4\u63db\uff0c\u7121\u6cd5\u61c9\u5c0d\u77ac\u614b\u77ed\u8def<\/td><\/tr><tr><td>\u50c5\u7528 MOSFET<\/td><td>\u53cd\u61c9\u5feb\uff0c\u8edf\u4ef6\u9748\u6d3b\u53ef\u63a7<\/td><td>\u5982\u679c BMS \u8edf\u4ef6\u6216\u9a45\u52d5\u96fb\u8def\u6545\u969c\uff0c\u7121\u5099\u7528\u9632\u8b77<\/td><\/tr><tr><td>PPTC + MOSFET\uff08\u672c\u65b9\u6848\uff09<\/td><td>\u5169\u7d1a\u9632\u8b77\u3001\u81ea\u52d5\u6062\u5fa9\u3001\u7d30\u7c92\u5ea6\u63a7\u5236<\/td><td>\u6210\u672c\u6bd4\u55ae\u65b9\u6848\u9ad8\uff0c\u4f46\u63d0\u5347\u4e86\u53ef\u9760\u6027\u548c\u7528\u6236\u9ad4\u9a57<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u6210\u672c\u6548\u76ca\u5206\u6790<\/h3>\n\n\n\n<p>\u4ee5 13 \u7bc0\u96fb\u6c60\u55ae\u9ad4\u70ba\u4f8b\uff0c\u6574\u5957\u4fdd\u8b77\u65b9\u6848\u6210\u672c\u7d04 63.5 \u5143\u4eba\u6c11\u5e63\uff08\u542b 13 \u53ea PPTC\u30012 \u53ea MOSFET \u53ca\u914d\u4ef6\uff09\u3002\u76f8\u6bd4\u4e00\u53f0\u9ad8\u7aef E-bike \u6578\u5343\u5143\u7684\u50f9\u683c\uff0c\u4fdd\u8b77\u6210\u672c\u5360\u6bd4\u4e0d\u5230 2%\uff0c\u537b\u5927\u5e45\u63d0\u5347\u4e86\u7522\u54c1\u5b89\u5168\u6027\u548c\u54c1\u724c\u4fe1\u8b7d\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u4e00\u6b21\u96fb\u6c60\u7206\u70b8\u4e8b\u6545\u7684\u8ce0\u511f\u548c\u54c1\u724c\u50b7\u5bb3\u9060\u8d85\u6b64\u6210\u672c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u53ef\u64f4\u5c55\u6027<\/h3>\n\n\n\n<p>\u6b64\u65b9\u6848\u6613\u65bc\u64f4\u5c55\u81f3\u9ad8\u96fb\u58d3\u96fb\u6c60\u7d44\uff0860 V\u300172 V\uff09\u3001\u66f4\u9ad8\u5bb9\u91cf\uff0830 Ah\u300150 Ah\uff09\u3001\u4ee5\u53ca\u9ad8\u529f\u7387\u61c9\u7528\uff08\u96fb\u52d5\u6469\u6258\u8eca\u3001\u5132\u80fd\u7cfb\u7d71\uff09\uff0c\u53ea\u9700\u8abf\u6574\u76f8\u61c9\u5143\u4ef6\u898f\u683c\u5373\u53ef\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d50\u8a9e<\/h2>\n\n\n\n<p>E-bike \u96fb\u6c60\u4fdd\u8b77\u4e0d\u662f\u300c\u9078\u64c7\u984c\u300d\uff0c\u800c\u662f\u300c\u5fc5\u7b54\u984c\u300d\u3002\u4e00\u5957\u8a2d\u8a08\u5468\u5bc6\u7684\u591a\u7d1a\u4fdd\u8b77\u65b9\u6848\uff0c\u4e0d\u50c5\u7b26\u5408 UN 38.3 \u548c IEC 62133 \u7b49\u570b\u969b\u6a19\u6e96\uff0c\u66f4\u91cd\u8981\u7684\u662f\u4fdd\u8b77\u7528\u6236\u5b89\u5168\u3001\u7dad\u8b77\u54c1\u724c\u4fe1\u8b7d\u3002<\/p>\n\n\n\n<p>PPTC \u8207 MOSFET \u7684\u5354\u540c\u8a2d\u8a08\uff0c\u5c07\u88ab\u52d5\u9632\u8b77\uff08PPTC \u7684\u81ea\u52d5\u9650\u6d41\uff09\u8207\u4e3b\u52d5\u63a7\u5236\uff08MOSFET \u7684\u8edf\u4ef6\u9a45\u52d5\uff09\u6709\u6a5f\u7d50\u5408\uff0c\u5728\u6545\u969c\u9762\u524d\u986f\u5f97\u65e2\u9748\u6d3b\u53c8\u5805\u5be6\u3002\u7121\u8ad6\u662f\u65e5\u5e38\u7684\u904e\u96fb\u6d41\u4fdd\u8b77\u3001\u9ad8\u6eab\u9650\u6d41\uff0c\u9084\u662f\u5145\u96fb\u5668\u6545\u969c\u6642\u7684\u7dca\u6025\u65b7\u96fb\uff0c\u9019\u5957\u65b9\u6848\u90fd\u80fd\u4ee5\u6beb\u79d2\u7d1a\u7684\u901f\u5ea6\u505a\u51fa\u53cd\u61c9\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u60a8\u6b63\u5728\u8a2d\u8a08 E-bike BMS \u6216\u8003\u616e\u5347\u7d1a\u73fe\u6709\u7522\u54c1\u7684\u4fdd\u8b77\u65b9\u6848\uff0c\u627f\u5609\u79d1\u6280\u7684\u5718\u968a\u53ef\u70ba\u60a8\u63d0\u4f9b\u5b8c\u6574\u7684\u9078\u578b\u652f\u6301\u548c\u6a23\u54c1\u6e2c\u8a66\u3002\u6211\u5011\u4e0d\u50c5\u4f9b\u61c9\u9ad8\u54c1\u8cea\u7684 PPTC \u548c MOSFET \u5143\u4ef6\uff0c\u66f4\u91cd\u8981\u7684\u662f\u6191\u85c9 13 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