{"id":24154,"date":"2024-10-18T13:00:00","date_gmt":"2024-10-18T05:00:00","guid":{"rendered":"https:\/\/www.linpo.com.cn\/?p=24154"},"modified":"2024-10-18T14:23:03","modified_gmt":"2024-10-18T06:23:03","slug":"sgt-mos-bms","status":"publish","type":"post","link":"https:\/\/www.linpo.com.cn\/sgt-mos-bms\/","title":{"rendered":"\u9f99\u817e SGT MOS\u5728\u6237\u7528\u50a8\u80fdBMS\u4e2d\u7684\u5e94\u7528"},"content":{"rendered":"
\u6237\u7528\u5149\u4f0f\u50a8\u80fd\u7cfb\u7edf\u7684\u53d1\u5c55\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u63a8\u52a8\uff0c\u5305\u62ec\u7535\u4ef7\u6ce2\u52a8\u3001\u73af\u5883\u4fdd\u62a4\u610f\u8bc6\u7684\u589e\u5f3a\u3001\u653f\u7b56\u652f\u6301\u548c\u8865\u8d34\u3001\u5efa\u8bbe\u6210\u672c\u7684\u4e0b\u964d\u3001\u6280\u672f\u6210\u719f\u5ea6\u7684\u63d0\u9ad8\u3001\u6d88\u8d39\u8005\u884c\u4e3a\u7684\u53d8\u5316\u4ee5\u53ca\u878d\u8d44\u65b9\u6848\u7684\u591a\u6837\u5316\u3002\u8fd9\u4e9b\u56e0\u7d20\u5171\u540c\u4f5c\u7528\uff0c\u4f7f\u5f97\u6237\u7528\u5149\u50a8\u7cfb\u7edf\u80fd\u591f\u901a\u8fc7\u81ea\u4ea7\u81ea\u7528\u548c\u524a\u5cf0\u586b\u8c37\u7b56\u7565\u663e\u8457\u964d\u4f4e\u5bb6\u5ead\u7535\u8d39\u652f\u51fa\uff0c\u540c\u65f6\u7b26\u5408\u51cf\u5c11\u78b3\u8db3\u8ff9\u7684\u8d8b\u52bf\u3002\u6b64\u5916\uff0c\u653f\u5e9c\u51fa\u53f0\u7684\u6fc0\u52b1\u653f\u7b56\u5982\u4e0a\u7f51\u7535\u4ef7\u8865\u8d34\u3001\u7a0e\u6536\u51cf\u514d\u7b49\uff0c\u964d\u4f4e\u4e86\u6237\u7528\u5149\u50a8\u7cfb\u7edf\u7684\u521d\u671f\u6295\u8d44\u6210\u672c\uff0c\u63d0\u9ad8\u4e86\u6295\u8d44\u56de\u62a5\u7387\u3002\u592a\u9633\u80fd\u5149\u4f0f\u677f\u548c\u7535\u6c60\u50a8\u80fd\u6280\u672f\u7684\u4e0d\u65ad\u8fdb\u6b65\uff0c\u5bfc\u81f4\u6210\u672c\u663e\u8457\u4e0b\u964d\uff0c\u4f7f\u5f97\u6237\u7528\u5149\u50a8\u7cfb\u7edf\u53d8\u5f97\u66f4\u52a0\u7ecf\u6d4e\u53ef\u884c\u3002\u968f\u7740\u5149\u4f0f\u677f\u7684\u6548\u7387\u63d0\u9ad8\u548c\u50a8\u80fd\u7535\u6c60\u5bff\u547d\u7684\u5ef6\u957f\uff0c\u7cfb\u7edf\u66f4\u53ef\u9760\u548c\u9ad8\u6548\uff0c\u6ee1\u8db3\u4e86\u6d88\u8d39\u8005\u5bf9\u80fd\u6e90\u81ea\u4e3b\u6027\u548c\u53ef\u63a7\u6027\u7684\u8ffd\u6c42\u3002\u6237\u7528\u5149\u4f0f\u50a8\u80fd\u7cfb\u7edf\u7684\u53d1\u5c55\u524d\u666f\u4e50\u89c2\uff0c\u9884\u8ba1\u5c06\u7ee7\u7eed\u4fdd\u6301\u5065\u5eb7\u3001\u53ef\u6301\u7eed\u7684\u589e\u957f\u52bf\u5934\uff0c\u540c\u65f6\u6709\u6548\u52a9\u529b\u78b3\u8fbe\u5cf0\u548c\u78b3\u4e2d\u548c\u7b49\u56fd\u5bb6\u91cd\u5927\u6218\u7565\u7684\u5b9e\u73b0\u3002<\/p>
\u200cBMS\uff08\u7535\u6c60\u7ba1\u7406\u7cfb\u7edf\uff09\u5728\u50a8\u80fd\u7cfb\u7edf\u4e2d\u7684\u91cd\u8981\u6027\u4e0d\u8a00\u800c\u55bb\uff0c\u5b83\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u786e\u4fdd\u7535\u6c60\u7ec4\u7684\u5b89\u5168\u8fd0\u884c\uff0c\u63d0\u5347\u7535\u6c60\u7684\u4f7f\u7528\u6548\u7387\uff0c\u5ef6\u957f\u7535\u6c60\u7684\u4f7f\u7528\u5bff\u547d\uff0c\u5e76\u4f18\u5316\u6574\u4e2a\u50a8\u80fd\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u200c<\/p>
BMS\u7684\u4e3b\u8981\u529f\u80fd\u548c\u4f5c\u7528\u5305\u62ec\uff1a\u7535\u6c60\u53c2\u6570\u76d1\u6d4b\uff1b\u200c\u6545\u969c\u8bca\u65ad\u4e0e\u9884\u8b66\u200c\uff1b\u200c\u5145\u653e\u7535\u7ba1\u7406\u200c\uff1b\u200c\u200c\u7535\u6c60\u5747\u8861\uff1b\u200c\u200c\u70ed\u7ba1\u7406\u200c\uff1b\u200c\u200c\u8fdc\u7a0b\u76d1\u63a7\u4e0e\u901a\u4fe1\u7ba1\u7406\u3002<\/p>
\u6309\u62d3\u6251\u67b6\u6784\u5206\uff1aBMS\u5206\u4e3a\u96c6\u4e2d\u5f0f\uff08Centralized\uff09\u548c\u5206\u5e03\u5f0f\uff08Distributed\uff09\u4e24\u7c7b\u3002<\/strong><\/p> \u5206\u7acb\u5668\u4ef6\u4e3a\u6237\u7528\u5149\u4f0f\u50a8\u80fd\u53ca\u5176BMS\u4e2d\u7684\u6838\u5fc3\u5668\u4ef6\uff0c\u65e0\u8bba\u662f\u6237\u7528\u5149\u4f0f\u50a8\u80fd\u8fd8\u662f\u7535\u6c60\u6a21\u5757\u90fd\u5728\u5f80\u9ad8\u529f\u7387\u5bc6\u5ea6\u3001\u9ad8\u6548\u7387\u7684\u8d8b\u52bf\u53d1\u5c55\uff0c\u540c\u65f6\u8981\u6c42\u5b89\u5168\u53ef\u9760\uff0c\u7ed9MOSFET\u5728\u63d0\u51fa\u4e86\u66f4\u9ad8\u7684\u8981\u6c42\u3002<\/p> \u901a\u8fc7\u5728\u6805\u6781\u6c9f\u69fd\u5e95\u90e8\uff0c\u5f15\u5165\u5c4f\u853d\u6805\u591a\u6676\u7845\u573a\u677f\uff0c\u5c06\u7edd\u5927\u90e8\u5206\u7684Cgd\u8f6c\u5316\u4e3a\u4e86\u5c0f\u503c\u7684Cgs\uff0c\u663e\u8457\u5730\u964d\u4f4e\u4e86\u7c73\u52d2\u7535\u5bb9Cgd\uff0c\u52a0\u5feb\u4e86\u5f00\u5173\u901f\u5ea6\u3002<\/p> \u4f9d\u9760\u5c4f\u853d\u6805\u591a\u6676\u7845\u573a\u677f\u4fa7\u58c1\u539a\u6c27\u5316\u5c42\u7684\u7535\u8377\u611f\u5e94\u6548\u5e94\uff0c\u5728\u4f20\u7edfTrench MOSFET\u5782\u76f4\u8017\u5c3d(p-body\/n-epi\u7ed3)\u4e0a\uff0c\u5f15\u5165\u6c34\u5e73\u8017\u5c3d\uff0c\u5728\u6df1Trench\u5e95\u90e8\u5f15\u5165\u4e00\u4e2a\u65b0\u7684\u7535\u573a\u5c16\u5cf0\uff0c\u5c06\u6f02\u79fb\u533a\u7535\u573a\u7531\u4e09\u89d2\u5f62\u5206\u5e03\u6539\u53d8\u4e3a\u8fd1\u4f3c\u77e9\u5f62\u5206\u5e03\uff0c\u5728\u5b9e\u73b0\u540c\u6837\u7684\u51fb\u7a7f\u7535\u538b\u65f6\u964d\u4f4e\u4e86\u6f02\u79fb\u533a\u7535\u963b\uff0c\u663e\u8457\u964d\u4f4e\u4e86\u5668\u4ef6\u7684\u5355\u4f4d\u9762\u79ef\u5bfc\u901a\u7535\u963b\uff0c\u964d\u4f4e\u4e86FOM\u3002<\/p> \u9488\u5bf9\u5ba2\u623748V\u9502\u7535\u6c60\u4fdd\u62a4\u677f\uff0c\u77ed\u8def\u4fdd\u62a4\u5bf9 MOSFET \u9009\u578b\u7684\u9996\u5148\u8981\u8003\u8651 MOSFET \u7684\u8010\u538b\u3002\u4e00\u822c\u7ecf\u9a8c\u503c\u662f\u7535\u6c60\u5305\u7a33\u6001\u6700\u9ad8\u7535\u538b\u7684\u4e24\u500d\uff0c\u5373\u6709100%\u7684\u7535\u538b\u4f59\u91cf\u3002\u5bf9 MOSFET \u7684\u7535\u6d41\uff0c\u9700\u8981\u8003\u8651\u77ed\u8def\u65f6\u6d41\u7ecf\u6bcf\u4e00\u4e2aMOS\u7684\u7535\u6d41\u4e0d\u8d85\u8fc7\u89c4\u683c\u4e66\u91cc\u7684\u96ea\u5d29\u7535\u6d41\u3002\u5982\u679c\u77ed\u8def\u7535\u6d41\u975e\u5e38\u5927\uff0c\u9700\u8981\u8003\u8651\u591a\u4e2a MOSFET \u5e76\u8054\u3002 \u5ba2\u6237\u7684\u65b9\u6848\u4f7f\u7528\u4e8616\u9897\u9f99\u817e\u7684SGT MOS LSGE10R040HC\u3002100V \u5bfc\u901a\u5185\u963b\u6700\u5927\u503c4m\u03a9\uff0c\u5c01\u88c5 TO-263\u3002 \u25b8Toll\u5c01\u88c5\u4e0eTO-263\u5c01\u88c5\u5728BMS\u4e2d\u7684\u4f18\u52bf\u5bf9\u6bd4\uff1a<\/strong><\/p> Toll\u5c01\u88c5\u5177\u6709\u8f83\u5c0f\u7684\u5c3a\u5bf8\uff0c\u53ef\u4ee5\u8282\u770130%\u7684PCB\u9762\u79ef\u3002\u8fd9\u610f\u5473\u7740\u5728\u8bbe\u8ba1BMS\u65f6\uff0cToll\u5c01\u88c5\u53ef\u4ee5\u51cf\u5c11\u7535\u8def\u677f\u7684\u5360\u7528\u7a7a\u95f4\uff0c\u4f7f\u5f97\u7535\u8def\u5e03\u5c40\u66f4\u52a0\u7d27\u51d1\uff0c\u8fd9\u5bf9\u4e8e\u7a7a\u95f4\u53d7\u9650\u7684\u5e94\u7528\u573a\u666f\u5c24\u5176\u6709\u5229\u3002<\/p> \u70ed\u6027\u80fd\u65b9\u9762\uff0cToll\u5c01\u88c5\u56e0\u5176\u5c0f\u4f53\u79ef\u8bbe\u8ba1\uff0c\u5177\u6709\u66f4\u4f4e\u7684\u5c01\u88c5\u7535\u963b\u548c\u5bc4\u751f\u7535\u611f\uff0c\u8fd9\u5e26\u6765\u4e86\u66f4\u5c0f\u7684\u5bfc\u901a\u963b\u6297\u548c\u66f4\u9ad8\u7684\u5cf0\u503c\u7535\u6d41\uff0c\u4ece\u800c\u5728\u9ad8\u529f\u7387\u5e94\u7528\u4e2d\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u6563\u70ed\u6027\u80fd\u3002\u6b64\u5916\uff0cToll\u5c01\u88c5\u7684\u6e90\u6781\u710a\u6599\u63a5\u89e6\u9762\u79ef\u589e\u52a0\u4e864\u500d\uff0c\u6709\u52a9\u4e8e\u964d\u4f4e\u7535\u6d41\u5bc6\u5ea6\uff0c\u907f\u514d\u56e0\u9ad8\u7535\u6d41\u548c\u6e29\u5ea6\u5bfc\u81f4\u7684\u7535\u8fc1\u79fb\uff0c\u63d0\u9ad8\u4ea7\u54c1\u7684\u53ef\u9760\u6027\u3002<\/p> Toll\u5c01\u88c5\u63d0\u4f9b\u4e86\u6bd4TO-263\u5f15\u7ebf\u66f4\u597d\u7684\u70ed\u6027\u80fd\u548c\u66f4\u4f4e\u7684\u5c01\u88c5\u7535\u611f\uff082nH\uff09\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u5feb\u901f\u5f00\u5173\u548c\u9ad8\u9891\u7387\u64cd\u4f5c\u7684MOSFET\u6765\u8bf4\u975e\u5e38\u91cd\u8981\u3002\u4f4e\u7535\u611f\u610f\u5473\u7740\u66f4\u5feb\u7684\u5f00\u5173\u901f\u5ea6\u548c\u66f4\u9ad8\u7684\u6548\u7387\uff0c\u8fd9\u5bf9\u4e8eBMS\u4e2d\u7684\u9ad8\u529f\u7387\u8f6c\u6362\u8def\u5f84\u81f3\u5173\u91cd\u8981\u3002<\/p> Toll\u5c01\u88c5\u7531\u4e8e\u5176\u4f4e\u5bc4\u751f\u7535\u611f\u548c\u51fa\u8272\u7684\u6563\u70ed\u6027\u80fd\uff0c\u5e26\u6765\u4e86\u4f18\u79c0\u7684EMI\u8868\u73b0\u3002\u8fd9\u5bf9\u4e8eBMS\u800c\u8a00\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3aEMI\u7684\u51cf\u5c11\u6709\u52a9\u4e8e\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u7535\u78c1\u517c\u5bb9\u6027\u3002<\/p> \u5c3d\u7ba1Toll\u5c01\u88c5\u5728\u6750\u6599\u6210\u672c\u548c\u5236\u9020\u5de5\u827a\u4e0a\u53ef\u80fd\u6bd4\u4f20\u7edfTO-263\u5c01\u88c5\u590d\u6742\uff0c\u4f46\u5728\u9ad8\u529f\u7387\u5e94\u7528\u4e2d\uff0c\u5176\u80fd\u591f\u51cf\u5c11\u6240\u9700\u7684\u5e76\u8054MOSFET\u6570\u91cf\u548c\u6563\u70ed\u90e8\u4ef6\uff0c\u4ece\u800c\u8282\u7701\u957f\u671f\u6210\u672c\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u5176\u7d27\u51d1\u7684\u5c3a\u5bf8\uff0c\u8fd8\u53ef\u4ee5\u8282\u7701PCB\u7a7a\u95f4\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4e\u6210\u672c\u3002<\/p> \u7efc\u4e0a\u6240\u8ff0\uff0cToll\u5c01\u88c5\u5728\u5c3a\u5bf8\u4f18\u5316\u3001\u70ed\u6027\u80fd\u3001\u7535\u611f\u3001EMI\u8868\u73b0\u7b49\u65b9\u9762\u5c55\u73b0\u51fa\u660e\u663e\u7684\u4f18\u52bf\uff0c\u7279\u522b\u662f\u5728BMS\u8fd9\u6837\u7684\u9ad8\u538b\u548c\u9ad8\u529f\u7387\u7cfb\u7edf\u4e2d\u3002\u8fd9\u4e9b\u4f18\u52bf\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u7cfb\u7edf\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\uff0c\u800c\u4e14\u8fd8\u901a\u8fc7\u51cf\u5c11\u6240\u9700\u7684\u7ec4\u4ef6\u548c\u7b80\u5316\u70ed\u7ba1\u7406\u6765\u964d\u4f4e\u6210\u672c\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u8ffd\u6c42\u9ad8\u6548\u7387\u548c\u7d27\u51d1\u8bbe\u8ba1\u7684BMS\u5e94\u7528\u800c\u8a00\uff0cToll\u5c01\u88c5\u662f\u4e00\u4e2a\u66f4\u5177\u5438\u5f15\u529b\u7684\u9009\u62e9\u3002<\/p>\u2778 \u6237\u7528\u5149\u4f0f\u50a8\u80fd\u548cBMS\u62d3\u6251<\/h2>
<\/figure>
\u2779 SGT(Shield gate trench MOSFET)\u6280\u672f\u7b80\u4ecb<\/h2>
<\/figure>
\u277a \u5ba2\u6237\u6848\u4f8b\u5e94\u7528\u53caMOS\u9009\u578b<\/h2>
\u53e6\u5916\uff0c\u5bf9MOSFET \u7684\u9009\u578b\uff0c\u8fd8\u9700\u8981\u7efc\u5408\u8003\u8651\u9a71\u52a8\u7535\u8def\u7684\u9a71\u52a8\u80fd\u529b\uff0c\u4ee5\u53ca MOSFET \u7684 Cgs \u548c Cgd \u7684\u5f71\u54cd\u3002<\/p>
\u4f18\u5316\u7684\u65b9\u6848\u9009\u7528\u4e86TOLL\u5c01\u88c5\u7684LSGT10R018\u3002\u6570\u91cf\u4ece16\u9897\u51cf\u5c11\u523012\u9897\u3002<\/p>