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<\/h3>\n

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SS6813H\u5185\u90e8\u96c6\u6210\u6df7\u5408\u8870\u51cf\u6a21\u5f0f\u3002\u5728PWM\u7535\u6d41\u65a9\u6ce2\u671f\u95f4，\u4e00\u65e6\u8fbe\u5230\u65a9\u6ce2\u7535\u6d41\u9608\u503c，H\u6865\u8fdb\u5165\u6df7\u5408\u8870\u51cf\u6a21\u5f0f\u5de5\u4f5c，\u5373\u5148\u5feb\u8870\u51cf\u518d\u6162\u8870\u51cf\u3002\u5728\u5feb\u8870\u51cf\u6a21\u5f0f\u4e0b，H\u6865\u5c06\u72b6\u6001\u53cd\u8f6c\u5230\u5141\u8bb8\u7ed5\u7ec4\u7535\u6d41\u53cd\u5411\u6d41\u52a8，\u5f53\u7ed5\u7ec4\u7535\u6d41\u8d8b\u8fd1\u4e8e\u96f6\u65f6，H\u6865\u5c31\u4e0d\u5de5\u4f5c，\u4ee5\u9632\u6b62\u4efb\u4f55\u53cd\u5411\u7535\u6d41\u6d41\u5165\u3002\u5728\u6162\u8870\u51cf\u6a21\u5f0f\u4e0b，\u7ed5\u7ec4\u7535\u6d41\u5728H\u6865\u4f4e\u8fb9\u7684\u4e24NMOSFET\u4e4b\u95f4\u6d41\u52a8\u3002\u6df7\u5408\u8870\u51cf\u6a21\u5f0f\u5728\u4e0d\u589e\u52a0\u8f93\u51fa\u7535\u6d41\u7eb9\u6ce2\u7684\u60c5\u51b5\u4e0b\u6539\u5584\u4e86\u7535\u6d41\u63a7\u5236\u7279\u6027，\u4f7f\u7535\u673a\u8fd0\u884c\u66f4\u52a0\u5e73\u7a33\u9ad8\u6548\u3002\u6d88\u9690\u65f6\u95f4\u56fa\u5b9a\u57281.2\u03bcs，\u5728\u542f\u7528\u7535\u6d41\u68c0\u6d4b\u7535\u8def\u4e4b\u524d\u7684\u4e00\u4e2a\u56fa\u5b9a\u65f6\u95f4\u5185\u5ffd\u7565ISENx\u5f15\u811a\u4e0a\u7684\u7535\u538b，\u540c\u65f6\u6d88\u9690\u65f6\u95f4\u4e5f\u8bbe\u7f6e\u4e86PWM\u7684\u6700\u5c0f\u5468\u671f\u65f6\u95f4\u3002<\/p>\n

\u4e09\u3001nFAULT\u6545\u969c\u8f93\u51fa + \u4f4e\u529f\u8017\u7761\u7720 + \u5185\u7f6e3.3V\u57fa\u51c6 + \u5168\u9762\u4fdd\u62a4 \u2192 \u5b89\u5168\u4e0e\u8282\u80fd\u517c\u987e<\/h3>\n

SS6813H\u5177\u6709\u4f4e\u529f\u8017\u7761\u7720\u6a21\u5f0f\u3002\u5f53nSLEEP\u8bbe\u7f6e\u4e3a\u4f4e\u7535\u5e73\u65f6，\u82af\u7247\u8fdb\u5165\u4f4e\u529f\u8017\u7761\u7720\u72b6\u6001，H\u6865\u88ab\u7981\u7528，\u6805\u6781\u9a71\u52a8\u7535\u8377\u6cf5\u505c\u6b62\u5de5\u4f5c，V3P3OUT\u7a33\u538b\u5668\u88ab\u7981\u7528，\u6240\u6709\u5185\u90e8\u65f6\u949f\u505c\u6b62\u3002\u5728\u8fd9\u79cd\u72b6\u6001\u4e0b\u6240\u6709\u8f93\u5165\u5747\u88ab\u5ffd\u7565，\u76f4\u5230nSLEEP\u53d8\u4e3a\u9ad8\u7535\u5e73\u3002\u5f53\u4ece\u7761\u7720\u6a21\u5f0f\u8fd4\u56de\u65f6，\u5728\u9a6c\u8fbe\u9a71\u52a8\u5b8c\u5168\u8fd0\u884c\u4e4b\u524d，\u9700\u8981\u7ea61ms\u7684\u5524\u9192\u65f6\u95f4\u3002nSLEEP\u5f15\u811a\u6709\u7ea650k\u03a9\u5185\u90e8\u4e0b\u62c9\u7535\u963b，\u5fc5\u987b\u88ab\u8bbe\u7f6e\u5230\u903b\u8f91\u9ad8\u7535\u5e73\u6765\u4fdd\u8bc1\u82af\u7247\u5de5\u4f5c\u3002<\/p>\n

SS6813H\u5185\u7f6e3.3V\u57fa\u51c6\u7535\u538b（V3P3OUT\u5f15\u811a），\u8f93\u51fa\u7535\u6d41\u80fd\u529b\u4e3a1mA，\u5916\u63a50.47\u03bcF\u7535\u5bb9\u5230\u5730\u505a\u6ee4\u6ce2，\u53ef\u7ed9\u53c2\u8003\u7535\u538bVREF\u4f9b\u7535\u3002\u8fd9\u4e00\u96c6\u6210\u57fa\u51c6\u7535\u538b\u6e90\u7701\u53bb\u4e86\u5916\u90e8\u8f85\u52a9\u7535\u6e90\u82af\u7247，\u7b80\u5316\u4e86\u7cfb\u7edf\u7535\u6e90\u67b6\u6784\u3002<\/p>\n

SS6813H\u96c6\u6210\u4e86\u5168\u9762\u7684\u4fdd\u62a4\u529f\u80fd，\u5e76\u63d0\u4f9bnFAULT\u6545\u969c\u8f93\u51fa\u5f15\u811a\u3002\u8fc7\u6d41\u4fdd\u62a4（OCP）：\u6bcf\u4e2a\u529f\u7387\u7ba1\u7684\u7535\u6d41\u9650\u5236\u6a21\u62df\u7535\u8def\u901a\u8fc7\u79fb\u9664\u6805\u6781\u9a71\u52a8\u6765\u9650\u5236\u529f\u7387\u7ba1\u7684\u7535\u6d41\u3002\u5982\u679c\u6a21\u62df\u7535\u6d41\u9650\u5236\u6301\u7eed\u65f6\u95f4\u6bd4OCP\u7684\u5c16\u5cf0\u65f6\u95f4（2.6\u03bcs）\u957f，\u6240\u6709\u7684H\u6865\u573a\u6548\u5e94\u7ba1\u90fd\u5c06\u5173\u65ad，\u82af\u7247\u5c06\u4fdd\u6301\u4e0d\u5de5\u4f5c\u3002\u9ad8\u8fb9\u548c\u4f4e\u8fb9\u529f\u7387\u7ba1\u7684\u8fc7\u7535\u6d41\u6761\u4ef6（\u77ed\u8def\u63a5\u5730\u3001\u77ed\u8def\u5230\u7535\u6e90\u6216\u7535\u673a\u7ed5\u7ec4\u95f4\u77ed\u8def）\u90fd\u4f1a\u5bfc\u81f4\u8fc7\u7535\u6d41\u5173\u65ad\u3002\u6ce8\u610f\u8fc7\u7535\u6d41\u4fdd\u62a4\u4e0d\u4f7f\u7528\u7528\u4e8ePWM\u7535\u6d41\u63a7\u5236\u7684\u7535\u6d41\u611f\u5e94\u7535\u8def，\u4e0eISENSE\u7535\u963b\u6216\u57fa\u51c6\u7535\u538bVREF\u65e0\u5173\u3002\u8fc7\u6e29\u4fdd\u62a4（TSD）：\u5982\u679c\u82af\u7247\u6e29\u5ea6\u8d85\u8fc7\u5b89\u5168\u8303\u56f4（\u5178\u578b\u503c170\u2103），\u6240\u6709\u7684H\u6865\u573a\u6548\u5e94\u7ba1\u90fd\u5c06\u5173\u65ad，\u5e76\u4e14nFAULT\u5f15\u811a\u5c06\u88ab\u62c9\u4f4e，\u4e00\u65e6\u6e29\u5ea6\u964d\u81f3\u5b89\u5168\u6c34\u5e73，\u5c06\u81ea\u52a8\u6062\u590d\u6b63\u5e38\u5de5\u4f5c\u3002\u6b20\u538b\u4fdd\u62a4（UVLO）：\u5982\u679cVM\u7535\u538b\u4f4e\u4e8e\u6b20\u538b\u9501\u5b9a\u9608\u503c（\u5178\u578b\u503c8.2V），\u82af\u7247\u5185\u90e8\u6240\u6709\u7535\u8def\u90fd\u4e0d\u5de5\u4f5c\u5e76\u4e14\u5185\u90e8\u903b\u8f91\u90fd\u6e05\u96f6，\u76f4\u5230VM\u7535\u538b\u5347\u9ad8\u81f3\u6bd4UVLO\u9608\u503c\u9ad8\u65f6\u624d\u6062\u590d\u5de5\u4f5c\u3002nFAULT\u4e3a\u5f00\u6f0f\u8f93\u51fa，\u82e5\u4f7f\u7528\u9700\u5916\u63a5\u4e00\u4e2a\u4e0a\u62c9\u7535\u963b，\u5f53\u51fa\u73b0\u8fc7\u6e29\u6216\u8fc7\u6d41\u65f6\u8f93\u51fa\u4e3a\u4f4e\u7535\u5e73，\u4e3a\u7cfb\u7edfMCU\u63d0\u4f9b\u660e\u786e\u7684\u6545\u969c\u6307\u793a\u3002<\/p>\n

\u56db\u3001ETSSOP20\u6563\u70ed\u5c01\u88c5 + \u5178\u578b\u5e94\u7528\u7535\u8def \u2192 \u7d27\u51d1\u8bbe\u8ba1\u4e0e\u53ef\u9760\u6563\u70ed\u7684\u7edf\u4e00<\/h3>\n

SS6813H\u91c7\u7528ETSSOP20\u5c01\u88c5，\u5c3a\u5bf8\u7d27\u51d1，\u5e26\u6709\u88f8\u9732\u710a\u76d8，\u7ed3\u5230\u73af\u5883\u70ed\u963b\u03b8JA\u4e3a38.9\u2103\/W，\u7ed3\u5230\u677f\u70ed\u963b\u03b8JB\u4e3a5.6\u2103\/W，\u7ed3\u5230\u5c01\u88c5\u5e95\u90e8\u70ed\u963b\u03b8JC(bot)\u4e3a1.4\u2103\/W\u3002\u8fd9\u4e00\u6563\u70ed\u6027\u80fd\u4f7f\u5176\u80fd\u591f\u57282.5A\u5cf0\u503c\u7535\u6d41\u4e0b\u4fdd\u6301\u53ef\u63a7\u6e29\u5347，\u9002\u5408POS\u6253\u5370\u673a\u3001\u5b89\u9632\u76f8\u673a\u7b49\u7a7a\u95f4\u53d7\u9650\u4f46\u9700\u8981\u6301\u7eed\u5de5\u4f5c\u7684\u5e94\u7528\u3002\u901a\u8fc7\u5c06\u6563\u70ed\u710a\u76d8\u53ef\u9760\u710a\u63a5\u81f3PCB\u5730\u5e73\u9762\u5e76\u5e03\u7f6e\u6563\u70ed\u8fc7\u5b54，\u53ef\u4ee5\u6709\u6548\u5c06\u70ed\u91cf\u4f20\u5bfc\u81f3\u7535\u8def\u677f\u3002<\/p>\n

\u5178\u578b\u5e94\u7528\u7535\u8def\u6781\u4e3a\u6e05\u6670：VMA\u548cVMB\u5f15\u811a\u5206\u522b\u5916\u63a50.1\u03bcF\u9676\u74f7\u7535\u5bb9\u5230\u5730，\u5e76\u8fde\u63a5\u5728\u4e00\u8d77\u63a5\u7535\u673a\u7535\u6e90VM；VCP\u4e0eVMA\u4e4b\u95f4\u5916\u63a50.1\u03bcF\/16V\u9676\u74f7\u7535\u5bb9\u548c1M\u03a9\u7535\u963b；V3P3OUT\u5916\u63a50.47\u03bcF\u7535\u5bb9\u5230\u5730；VREF\u5f15\u811a\u53ef\u63a5V3P3OUT\u6216\u5916\u90e8\u53c2\u8003\u7535\u538b；ISENA\u548cISENB\u5206\u522b\u901a\u8fc7\u68c0\u6d4b\u7535\u963b\u63a5\u5730，\u82e5\u4e0d\u9700\u8981\u9650\u6d41\u53ef\u76f4\u63a5\u63a5\u5730；AOUT1\/AOUT2\u8fde\u63a5\u7535\u673aA\u6216\u6b65\u8fdb\u7535\u673a\u7ed5\u7ec4A，BOUT1\/BOUT2\u8fde\u63a5\u7535\u673aB\u6216\u6b65\u8fdb\u7535\u673a\u7ed5\u7ec4B；AIN1\u3001AIN2\u3001BIN1\u3001BIN2\u8fde\u63a5MCU\u7684GPIO\u6216PWM\u8f93\u51fa；nSLEEP\u8fde\u63a5MCU\u7684\u4f7f\u80fd\u63a7\u5236；nFAULT\u901a\u8fc7\u4e0a\u62c9\u7535\u963b\u8fde\u63a5MCU\u7684\u6545\u969c\u68c0\u6d4b\u5f15\u811a\u3002\u6570\u636e\u624b\u518c\u7279\u522b\u63d0\u9192：VMA\u548cVMB\u5f15\u811a\u5fc5\u987b\u5728PCB\u4e0a\u8fde\u63a5\u5728\u4e00\u8d77，\u6bcf\u4e2aVMx\u5f15\u811a\u5efa\u8bae\u5355\u72ec\u63a5\u4e00\u4e2a0.1\u03bcF\u7535\u5bb9\u5230GND，\u5e76\u4e14\u8ba9\u5730\u56de\u8def\u5c3d\u91cf\u77ed，\u5426\u5219\u9ad8\u9891\u7535\u5bb9\u7684\u4f5c\u7528\u5c31\u53d1\u6325\u4e0d\u51fa\u6765\u3002<\/p>\n

\u4e94\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u89e3\u6790<\/h3>\n

POS\u6253\u5370\u673a：POS\u6253\u5370\u673a\u901a\u5e38\u5305\u542b\u8d70\u7eb8\u7535\u673a\u548c\u5207\u7eb8\u7535\u673a\u4e24\u4e2a\u76f4\u6d41\u6709\u5237\u7535\u673a\u3002SS6813H\u7684\u53cc\u901a\u9053H\u6865\u53ef\u4ee5\u540c\u65f6\u9a71\u52a8\u8fd9\u4e24\u4e2a\u7535\u673a，\u4e00\u9897\u82af\u7247\u5b8c\u6210\u5168\u90e8\u7535\u673a\u63a7\u5236\u30022.5A\u5cf0\u503c\u7535\u6d41\u6ee1\u8db3\u5207\u7eb8\u7535\u673a\u542f\u52a8\u548c\u5835\u8f6c\u65f6\u7684\u77ac\u6001\u9700\u6c42，PWM\u7535\u6d41\u63a7\u5236\u53ef\u5b9e\u73b0\u6052\u6d41\u9a71\u52a8，\u786e\u4fdd\u8d70\u7eb8\u5e73\u7a33\u3001\u5207\u7eb8\u53ef\u9760\u3002nFAULT\u5f15\u811a\u53ef\u5728\u8fc7\u6d41\u6216\u8fc7\u6e29\u65f6\u5411\u4e3b\u63a7MCU\u62a5\u544a\u6545\u969c，\u63d0\u9ad8\u6253\u5370\u8fc7\u7a0b\u7684\u53ef\u9760\u6027\u3002ETSSOP20\u5c01\u88c5\u901a\u8fc7\u5e95\u90e8\u6563\u70ed\u710a\u76d8\u63d0\u4f9b\u826f\u597d\u7684\u6563\u70ed\u80fd\u529b，\u9002\u5408\u6253\u5370\u673a\u8fde\u7eed\u5de5\u4f5c\u7684\u9700\u6c42\u3002<\/p>\n

\u5b89\u9632\u76f8\u673a：\u5b89\u9632\u76f8\u673a\u4e2d\u7684\u4e91\u53f0\u7535\u673a\u3001\u53d8\u7126\u7535\u673a\u3001\u805a\u7126\u7535\u673a\u901a\u5e38\u9700\u8981\u7cbe\u5bc6\u7684\u4f4d\u7f6e\u548c\u901f\u5ea6\u63a7\u5236\u3002SS6813H\u53ef\u4ee5\u9a71\u52a8\u4e24\u4e2a\u76f4\u6d41\u7535\u673a\u6216\u4e00\u53f0\u53cc\u6781\u6b65\u8fdb\u7535\u673a，PWM\u7535\u6d41\u63a7\u5236\u5b9e\u73b0\u5e73\u6ed1\u7684\u4e91\u53f0\u65cb\u8f6c\u548c\u7cbe\u786e\u7684\u53d8\u7126\u63a7\u5236\u300240V\u8010\u538b\u9002\u914d\u5b89\u9632\u7cfb\u7edf\u53ef\u80fd\u91c7\u7528\u768424V\u621636V\u4f9b\u7535\u3002nFAULT\u6545\u969c\u8f93\u51fa\u786e\u4fdd\u76f8\u673a\u5728\u5f02\u5e38\u60c5\u51b5\u4e0b\u5b89\u5168\u505c\u673a\u30022.5A\u5cf0\u503c\u7535\u6d41\u6ee1\u8db3\u4e91\u53f0\u7535\u673a\u5728\u542f\u52a8\u548c\u5835\u8f6c\u65f6\u7684\u77ac\u6001\u9700\u6c42\u3002<\/p>\n

\u529e\u516c\u81ea\u52a8\u5316\u8bbe\u5907：\u626b\u63cf\u4eea\u3001\u590d\u5370\u673a\u3001\u4f20\u771f\u673a\u7b49\u8bbe\u5907\u4e2d\u5e38\u9700\u8981\u591a\u4e2a\u7535\u673a\u534f\u540c\u5de5\u4f5c，\u5982\u8fdb\u7eb8\u7535\u673a\u3001\u626b\u63cf\u5934\u79fb\u52a8\u7535\u673a\u3001\u51fa\u7eb8\u7535\u673a\u7b49\u3002SS6813H\u7684\u53cc\u901a\u9053\u8bbe\u8ba1\u53ef\u51cf\u5c11\u82af\u7247\u6570\u91cf，\u7b80\u5316\u7cfb\u7edf\u7ed3\u6784\u3002\u5bbd\u7535\u538b\u8303\u56f4\u9002\u914d12V\u300124V\u621636V\u4f9b\u7535\u7cfb\u7edf，PWM\u7535\u6d41\u63a7\u5236\u53ef\u5b9e\u73b0\u626b\u63cf\u5934\u7684\u7cbe\u5bc6\u79fb\u52a8\u3002nSLEEP\u5f15\u811a\u4fbf\u4e8e\u7cfb\u7edf\u5728\u5f85\u673a\u65f6\u8fdb\u5165\u4f4e\u529f\u8017\u72b6\u6001\u3002\u5185\u7f6e\u4fdd\u62a4\u786e\u4fdd\u8bbe\u5907\u5728\u5361\u7eb8\u7b49\u5f02\u5e38\u60c5\u51b5\u4e0b\u5b89\u5168\u505c\u673a\u3002<\/p>\n

\u6e38\u620f\u673a：\u6e38\u620f\u673a\u4e2d\u7684\u632f\u52a8\u9a6c\u8fbe\u3001\u5149\u76d8\u8fdb\u51fa\u4ed3\u7535\u673a\u3001\u6563\u70ed\u98ce\u6247\u7b49\u9700\u8981\u6b63\u53cd\u8f6c\u548c\u8c03\u901f\u63a7\u5236\u3002SS6813H\u7684H\u6865\u5168\u6865\u9a71\u52a8\u652f\u6301\u524d\u8fdb\u3001\u540e\u9000\u3001\u505c\u6b62\u548c\u5239\u8f66，PWM\u63a5\u53e3\u53ef\u5b9e\u73b0\u65e0\u7ea7\u8c03\u901f\u3002\u53cc\u901a\u9053\u8bbe\u8ba1\u53ef\u540c\u65f6\u9a71\u52a8\u4e24\u4e2a\u7535\u673a，\u4f4e\u529f\u8017\u7761\u7720\u6a21\u5f0f\u5728\u5f85\u673a\u65f6\u8282\u7701\u7535\u80fd，nFAULT\u5f15\u811a\u63d0\u4f9b\u6545\u969c\u53cd\u9988\u30022.5A\u5cf0\u503c\u7535\u6d41\u6ee1\u8db3\u632f\u52a8\u9a6c\u8fbe\u7684\u77ac\u6001\u9700\u6c42\u3002<\/p>\n

\u673a\u5668\u4eba：\u8f6e\u5f0f\u673a\u5668\u4eba\u5e95\u76d8\u901a\u5e38\u9700\u8981\u4e24\u4e2a\u76f4\u6d41\u7535\u673a\u5206\u522b\u9a71\u52a8\u5de6\u53f3\u8f6e，SS6813H\u7684\u53cc\u901a\u9053H\u6865\u5b8c\u7f8e\u9002\u914d\u8fd9\u4e00\u9700\u6c42\u3002\u901a\u8fc7PWM\u8c03\u901f\u5b9e\u73b0\u5dee\u901f\u8f6c\u5411，PWM\u7535\u6d41\u63a7\u5236\u53ef\u9650\u5236\u7535\u673a\u542f\u52a8\u548c\u5835\u8f6c\u7535\u6d41，nFAULT\u5f15\u811a\u63d0\u4f9b\u6545\u969c\u53cd\u9988，\u5185\u7f6e\u4fdd\u62a4\u786e\u4fdd\u673a\u5668\u4eba\u5728\u590d\u6742\u5de5\u51b5\u4e0b\u53ef\u9760\u8fd0\u884c\u30022.5A\u5cf0\u503c\u7535\u6d41\u548c1.75A\u5747\u65b9\u6839\u7535\u6d41\u8db3\u4ee5\u9a71\u52a8\u4e2d\u578b\u673a\u5668\u4eba\u7684\u8f6e\u5f0f\u7535\u673a\u3002\u5bf9\u4e8e\u9700\u8981\u6b65\u8fdb\u7535\u673a\u7684\u673a\u5668\u4eba\u5173\u8282，SS6813H\u53ef\u9a71\u52a8\u4e00\u53f0\u53cc\u6781\u6b65\u8fdb\u7535\u673a，\u5b9e\u73b0\u7cbe\u786e\u7684\u4f4d\u7f6e\u63a7\u5236\u3002<\/p>\n

\u516d\u3001SS6813H\u4e0e\u540c\u7cfb\u5217\u4ea7\u54c1\u7684\u5b9a\u4f4d\u4e0e\u9009\u578b\u5efa\u8bae<\/h3>\n

SS6813H\u5728\u7387\u80fd\u534a\u5bfc\u4f53\u7535\u673a\u9a71\u52a8\u4ea7\u54c1\u7ebf\u4e2d\u5360\u636e\u201c40V\/2.5A\u3001\u53cc\u901a\u9053H\u6865\u3001350m\u03a9\u8d85\u4f4e\u5bfc\u901a\u7535\u963b\u3001nFAULT\u6545\u969c\u8f93\u51fa\u3001ETSSOP20\u5c01\u88c5\u201d\u7684\u72ec\u7279\u4f4d\u7f6e\u3002\u4e0eSS6812T（32V\/1.0A\/1.1\u03a9\/ETSSOP28）\u76f8\u6bd4，SS6813H\u7684\u8010\u538b\u66f4\u9ad8（40V vs 32V），\u7535\u6d41\u80fd\u529b\u5927\u5e45\u63d0\u5347（2.5A vs 1.0A），\u5bfc\u901a\u7535\u963b\u5927\u5e45\u964d\u4f4e（350m\u03a9 vs 1.1\u03a9），\u5c01\u88c5\u66f4\u5c0f（ETSSOP20 vs ETSSOP28），\u4f46SS6812T\u7684DECAY\u5f15\u811a\u53ef\u72ec\u7acb\u9009\u62e9\u5feb\/\u6162\/\u6df7\u5408\u8870\u51cf\u6a21\u5f0f，\u800cSS6813H\u5185\u90e8\u56fa\u5b9a\u4e3a\u6df7\u5408\u8870\u51cf\u3002\u4e0eSS6811H（38V\/1.6A\/720m\u03a9\/eTSSOP16）\u76f8\u6bd4，SS6813H\u7684\u8010\u538b\u66f4\u9ad8（40V vs 38V），\u7535\u6d41\u80fd\u529b\u66f4\u5f3a（2.5A vs 1.6A），\u5bfc\u901a\u7535\u963b\u66f4\u4f4e（350m\u03a9 vs 720m\u03a9），\u5e76\u589e\u52a0\u4e86nFAULT\u6545\u969c\u8f93\u51fa\u548cISEN\u7535\u6d41\u68c0\u6d4b\u529f\u80fd，\u4f46\u5c01\u88c5\u7565\u5927（ETSSOP20 vs eTSSOP16）\u3002<\/p>\n

\u9009\u578b\u7ed3\u8bba：\u5982\u679c\u7cfb\u7edf\u9700\u8981\u53cc\u8def\u72ec\u7acbPWM\u63a7\u5236\u3001\u6bcf\u8def2.5A\u5cf0\u503c\u7535\u6d41\u80fd\u529b，\u5e76\u4e14\u9700\u8981nFAULT\u6545\u969c\u8f93\u51fa\u548cISEN\u7535\u6d41\u68c0\u6d4b，\u540c\u65f6\u6bcd\u7ebf\u7535\u538b\u53ef\u80fd\u8fbe\u523036V\u751a\u81f340V，SS6813H\u662f\u7406\u60f3\u9009\u62e9；\u5982\u679c\u9700\u8981\u72ec\u7acb\u7684DECAY\u5f15\u811a\u9009\u62e9\u8870\u51cf\u6a21\u5f0f\u4e14\u7535\u6d41\u9700\u6c42\u57281.0A\u4ee5\u5185，SS6812T\u66f4\u5408\u9002；\u5982\u679cPCB\u9762\u79ef\u6781\u5ea6\u53d7\u9650\u4e14\u7535\u6d41\u9700\u6c42\u57281.6A\u4ee5\u5185，SS6811H\u7684eTSSOP16\u5c01\u88c5\u66f4\u7d27\u51d1\u3002<\/p>\n

\u7ed3\u8bed<\/h2>\n

SS6813H\u4e0d\u662f\u4e00\u9897\u8ffd\u6c42\u6781\u81f4\u53c2\u6570\u7684\u7535\u673a\u9a71\u52a8\u82af\u7247，\u800c\u662f\u4e00\u9897\u57288.2V\u81f340V\u7535\u538b\u8303\u56f4\u5185\u8ffd\u6c42\u201c\u53cc\u901a\u9053\u96c6\u6210\u30012.5A\u5cf0\u503c\u7535\u6d41\u3001350m\u03a9\u8d85\u4f4e\u5bfc\u901a\u7535\u963b\u3001PWM\u7535\u6d41\u63a7\u5236\u3001\u6df7\u5408\u8870\u51cf\u6a21\u5f0f\u3001nFAULT\u6545\u969c\u8f93\u51fa\u3001\u4f4e\u529f\u8017\u7761\u7720\u3001ETSSOP20\u6563\u70ed\u5c01\u88c5\u201d\u7684\u53cc\u901a\u9053H\u6865\u7535\u6d41\u63a7\u5236\u7535\u673a\u9a71\u52a8\u82af\u7247\u3002<\/p>\n

\u5b83\u7528\u53cc\u901a\u9053H\u6865\u67b6\u6784\u5b9e\u73b0\u4e86\u4e24\u4e2a\u76f4\u6d41\u7535\u673a\u6216\u4e00\u53f0\u53cc\u6781\u6b65\u8fdb\u7535\u673a\u7684\u72ec\u7acb\u9a71\u52a8，\u75288.2V-40V\u5bbd\u7535\u538b\u8303\u56f4\u8986\u76d6\u4e8612V\u300124V\u548c36V\u7cfb\u7edf\u7684\u591a\u79cd\u4f9b\u7535\u65b9\u6848，\u75282.5A\u5cf0\u503c\u7535\u6d41\u548c350m\u03a9\u8d85\u4f4e\u5bfc\u901a\u7535\u963b\u5b9e\u73b0\u4e86\u5927\u7535\u6d41\u9ad8\u6548\u9a71\u52a8，\u7528PWM\u7535\u6d41\u63a7\u5236\u548c\u6df7\u5408\u8870\u51cf\u6a21\u5f0f\u5b9e\u73b0\u4e86\u7cbe\u5bc6\u7684\u9650\u6d41\u548c\u5e73\u7a33\u7684\u7535\u673a\u8fd0\u884c，\u7528nFAULT\u6545\u969c\u8f93\u51fa\u548cISEN\u7535\u6d41\u68c0\u6d4b\u4e3a\u7cfb\u7edf\u63d0\u4f9b\u4e86\u660e\u786e\u7684\u6545\u969c\u8bca\u65ad\u548c\u7535\u6d41\u53cd\u9988，\u7528\u4f4e\u529f\u8017\u7761\u7720\u6a21\u5f0f\u548c\u5185\u7f6e3.3V\u57fa\u51c6\u7b80\u5316\u4e86\u7cfb\u7edf\u8bbe\u8ba1，\u7528\u8fc7\u6d41\u4fdd\u62a4\u3001\u8fc7\u6e29\u4fdd\u62a4\u548c\u6b20\u538b\u4fdd\u62a4\u5b88\u4f4f\u4e86\u82af\u7247\u53ef\u9760\u6027\u7684\u591a\u91cd\u9632\u7ebf\u3002<\/p>\n

\u4ecePOS\u6253\u5370\u673a\u7684\u8d70\u7eb8\u5207\u7eb8\u5230\u5b89\u9632\u76f8\u673a\u7684\u4e91\u53f0\u53d8\u7126，\u4ece\u529e\u516c\u81ea\u52a8\u5316\u8bbe\u5907\u7684\u8fdb\u7eb8\u626b\u63cf\u5230\u6e38\u620f\u673a\u7684\u632f\u52a8\u9a6c\u8fbe，\u4ece\u673a\u5668\u4eba\u7684\u8f6e\u5f0f\u9a71\u52a8\u5230\u5173\u8282\u63a7\u5236\u2014\u2014SS6813H\u6b63\u5728\u7528\u4e00\u9897ETSSOP20\u82af\u7247\u7684\u201c\u53cc\u901a\u9053\u96c6\u6210\u3001\u5927\u7535\u6d41\u3001\u4f4e\u5185\u963b\u201d，\u4e3a\u9ad8\u538b\u5927\u7535\u6d41\u53cc\u8def\u7535\u673a\u9a71\u52a8\u573a\u666f\u63d0\u4f9b\u5f53\u524d\u6700\u5177\u96c6\u6210\u5ea6\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

\u5bf9\u4e8e\u6b63\u5728\u5bfb\u627e\u4e00\u9897\u201c8.2V-40V\u5de5\u4f5c\u3001\u53cc\u901a\u9053H\u6865\u3001\u6bcf\u8def2.5A\u5cf0\u503c\/1.75A\u5747\u65b9\u6839\u3001350m\u03a9\u8d85\u4f4e\u5bfc\u901a\u7535\u963b\u3001PWM\u7535\u6d41\u63a7\u5236\u3001\u6df7\u5408\u8870\u51cf\u3001nFAULT\u6545\u969c\u8f93\u51fa\u3001ETSSOP20\u5c01\u88c5\u201d\u53cc\u901a\u9053\u7535\u673a\u9a71\u52a8\u82af\u7247\u7684\u5de5\u7a0b\u5e08\u800c\u8a00，SS6813H\u662f\u60a8\u9ad8\u538b\u5927\u7535\u6d41\u53cc\u8def\u7535\u673a\u9a71\u52a8\u8bbe\u8ba1\u4e2d\u7684\u7406\u60f3\u4e4b\u9009\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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