{"id":28148,"date":"2025-09-10T00:00:53","date_gmt":"2025-09-09T16:00:53","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=28148"},"modified":"2025-11-13T17:19:22","modified_gmt":"2025-11-13T09:19:22","slug":"%e7%94%b5%e6%b5%81%e4%bc%a0%e6%84%9f%e5%99%a8","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/sensor\/sensor-device\/5122","title":{"rendered":"\u7535\u6d41\u4f20\u611f\u5668"},"content":{"rendered":"<div id=\"keypoint-dcdc\" class=\"keypoint 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style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2025\/09\/SS1-10_f1.png\" alt=\"\u96fb\u6d41\u30bb\u30f3\u30b5\u306e\u7a2e\u985e\u3002\" width=\"700\" height=\"217\" \/><\/p>\n<p>\u25cf\u7535\u963b\u68c0\u6d4b\u578b<br \/>\n\u5229\u7528\u6b27\u59c6\u5b9a\u5f8b\uff0c\u5c06\u5206\u6d41\u7535\u963b\u5668\u4ea7\u751f\u7684\u7535\u538b\u964d\u8f6c\u6362\u4e3a\u7535\u6d41\u7684\u65b9\u6cd5\u3002\u5176\u4f18\u70b9\u662f\u7ed3\u6784\u7b80\u5355\u3001\u6210\u672c\u4f4e\u5ec9\u4e14\u6613\u4e8e\u64cd\u4f5c\uff0c\u4f46\u7f3a\u70b9\u662f\u9700\u8981\u5229\u7528\u7535\u963b\u4ea7\u751f\u7684\u7535\u538b\u964d\uff0c\u5b58\u5728\u529f\u7387\u635f\u8017\u548c\u53d1\u70ed\u95ee\u9898\u3002<\/p>\n<p>\u25cf\u78c1\u573a\u68c0\u6d4b\u578b<br 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\/>\n\u5229\u7528\u970d\u5c14\u5143\u4ef6\uff0c\u901a\u8fc7\u970d\u5c14\u6548\u5e94\u5c06\u7535\u6d41\u5468\u56f4\u4ea7\u751f\u7684\u78c1\u573a\u8f6c\u6362\u4e3a\u7535\u538b\uff08\u970d\u5c14\u7535\u538b\uff09\uff0c\u5e76\u6839\u636e\u8be5\u7535\u538b\u83b7\u53d6\u7535\u6d41\u503c\u3002\u7531\u4e8e\u970d\u5c14\u5143\u4ef6\u4ea7\u751f\u7684\u7535\u538b\u5f88\u5c0f\uff0c\u56e0\u6b64\u9700\u8981\u653e\u5927\u7535\u8def\uff08\u8fd0\u7b97\u653e\u5927\u5668\uff09\u3002\u8fd1\u5e74\u6765\uff0c\u7531\u970d\u5c14\u5143\u4ef6\u548c\u653e\u5927\u7535\u8def\u7ec4\u6210\u7684IC\uff08\u79f0\u4e3a\u201c\u970d\u5c14IC\u201d\u7b49\uff09\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u8be5\u65b9\u6cd5\u9700\u8981\u5728IC\u5185\u90e8\u5f15\u5165\u7535\u6d41\uff0c\u56e0\u6b64\u4f1a\u4ea7\u751f\u529f\u7387\u635f\u8017\u3002<\/p>\n<p>\uff1c\u65e0\u78c1\u82af\uff1aMI\u4f20\u611f\u5668\uff1e<br \/>\n\u4f7f\u7528\u4e86MI\uff08Magneto Impedance\uff09\u5668\u4ef6\u7684\u975e\u63a5\u89e6\u5f0f\u7535\u6d41\u4f20\u611f\u5668\u3002\u5176\u4e3b\u8981\u7279\u70b9\u662f\u65e0\u9700\u5c06\u7535\u6d41\u5f15\u5165\u5c01\u88c5\u5185\u90e8\uff0c\u65e0\u9700\u63a5\u89e6\u5373\u53ef\u68c0\u6d4b\u78c1\u573a\uff0c\u56e0\u6b64\u51e0\u4e4e\u6ca1\u6709\u529f\u7387\u635f\u8017\u3002\u53e6\u4e00\u4e2a\u7279\u70b9\u662f\u5176\u7075\u654f\u5ea6\u6bd4\u970d\u5c14\u4f20\u611f\u5668\u66f4\u9ad8\u3002<\/p>\n<p><strong>MI\u7535\u6d41\u4f20\u611f\u5668\u7684\u5e94\u7528\u5b9e\u4f8b<\/strong><\/p>\n<p>MI\u7535\u6d41\u4f20\u611f\u5668\u53ef\u4ee5\u89e3\u51b3\u201c\u975e\u63a5\u89e6\u5f0f\uff0c\u635f\u8017\u5c0f\uff0c\u4f46\u5b89\u88c5\u9762\u79ef\u5927\uff08\u6709\u78c1\u82af\uff09\u201d\u4ee5\u53ca\u201c\u9700\u5c06\u7535\u6d41\u5f15\u5165IC\uff0c\u56e0\u6b64\u529f\u7387\u635f\u8017\u5927\uff08\u65e0\u78c1\u82af\uff1a\u970d\u5c14\u4f20\u611f\u5668\uff09\u201d\u7b49\u78c1\u573a\u68c0\u6d4b\u578b\u7535\u6d41\u4f20\u611f\u5668\u6240\u5b58\u5728\u7684\u95ee\u9898\u3002\u4ee5\u5b9e\u9645\u7684MI\u4f20\u611f\u5668IC<a href=\"https:\/\/www.rohm.co.jp\/products\/sensors-mems\/current-sensor-ics\/bm14270amuv-lb-product\" target=\"_blank\" rel=\"noopener\">BM14270AMUV-LB<\/a>\u4e3a\u4f8b\u8fdb\u884c\u8bf4\u660e\u3002<\/p>\n<p>BM14270AMUV-LB\u662f\u4e00\u79cd\u91c7\u7528\u7279\u6b8a\u975e\u6676\u4e1d\u6750\u6599\u5e76\u5229\u7528\u5176\u78c1\u963b\u6297\u6548\u5e94\u7684\u65b0\u4e00\u4ee3\u4f20\u611f\u5668\u3002\u8be5\u4f20\u611f\u5668\u62e5\u6709\u8d85\u9ad8\u7684\u78c1\u68c0\u6d4b\u7075\u654f\u5ea6\uff0c\u53ef\u4ee5\u9ad8\u7cbe\u5ea6\u5730\u6d4b\u91cf\u78c1\u573a\u7684\u5fae\u5c0f\u53d8\u5316\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u65e0\u9700\u5c06\u7535\u6d41\u5f15\u5165\u5c01\u88c5\u5185\u90e8\uff0c\u5373\u53ef\u5b9e\u73b0\u975e\u63a5\u89e6\u5f0f\u4e14\u9ad8\u7cbe\u5ea6\u7684\u7535\u6d41\u68c0\u6d4b\uff08\u78c1\u68c0\u6d4b\uff09\u3002\u4e0e\u970d\u5c14\u4f20\u611f\u5668\u7684\u78c1\u573a\u68c0\u6d4b\u5bf9\u6bd4\u56fe\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2025\/09\/SS1-10_f2.png\" alt=\"\u30db\u30fc\u30eb\u96fb\u6d41\u30bb\u30f3\u30b5\u3068MI\u96fb\u6d41\u30bb\u30f3\u30b5\u306e\u69cb\u9020\u3068\u96fb\u6d41\u691c\u51fa\u65b9\u6cd5\u306e\u9055\u3044\u3002\" width=\"700\" height=\"157\" \/><\/p>\n<p>\u5982\u4e0a\u6240\u8ff0\uff0cMI\u7535\u6d41\u4f20\u611f\u5668\u662f\u975e\u63a5\u89e6\u5f0f\u7684\uff0c\u4e5f\u65e0\u9700\u5c06\u7535\u6d41\u5f15\u5165IC\uff0c\u56e0\u6b64\u5373\u4f7f\u6d4b\u91cf\u5927\u7535\u6d41\u65f6\u4e5f\u57fa\u672c\u4e0a\u4e0d\u4f1a\u4ea7\u751f\u635f\u8017\u6216\u53d1\u70ed\uff0c\u4ece\u800c\u5177\u6709\u66f4\u9ad8\u7684\u53ef\u9760\u6027\u5e76\u4e14\u53ef\u4ee5\u8fdb\u4e00\u6b65\u51cf\u5c11\u5b89\u88c5\u9762\u79ef\u3002\u53e6\u5916\uff0cIC\u7684\u4f53\u79ef\u4e5f\u975e\u5e38\u5c0f\u3002<\/p>\n<p>BM14270AMUV-LB\u7684\u5185\u90e8\u7ed3\u6784\u6846\u56fe\u548c\u57fa\u672c\u5e94\u7528\u7535\u8def\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2025\/09\/SS1-10_f4.png\" alt=\"\" width=\"700\" height=\"393\" \/><\/p>\n<p>MI\u4f20\u611f\u5668\u5668\u4ef6\u7684\u6a21\u62df\u8f93\u51fa\u4fe1\u53f7\u7ecf\u653e\u5927\u5668\u63a5\u6536\u540e\uff0c\u901a\u8fc7AD\u8f6c\u6362\u5668\u8fdb\u884c\u6570\u5b57\u5316\u5904\u7406\uff0c\u518d\u7ecf\u7531\u4fe1\u53f7\u8c03\u7406\u7535\u8def\uff0c\u6700\u7ec8\u901a\u8fc7I<sup>2<\/sup>C\u63a5\u53e3\u4e0e\u5916\u90e8\u4e3b\u673a\uff08\u5fae\u63a7\u5236\u5668\u7b49\uff09\u8fdb\u884c\u901a\u4fe1\u3002\u8f93\u51fa\u5206\u8fa8\u7387\u9ad8\u8fbe14\u4f4d\u3002\u5de5\u4f5c\u65f6\u7684\u6d88\u8017\u7535\u6d41\u4ec5\u4e3a70\u03bcA\uff08Typ\uff09\uff0c\u4e0e\u5176\u4ed6\u7535\u6d41\u4f20\u611f\u5668\u76f8\u6bd4\u975e\u5e38\u5c0f\u3002\u5176\u4e3b\u8981\u7684\u7535\u6c14\u548c\u5c01\u88c5\u89c4\u683c\u5982\u4e0b\uff1a<\/p>\n<div class=\"fBox\" style=\"justify-content: space-between;\">\n<div>\n<p>\u5de5\u4f5c\u7535\u6e90\u7535\u538b\u8303\u56f4\uff1a 2.7 V\uff5e5.5 V<br \/>\n\u5de5\u4f5c\u65f6\u7684\u6d88\u8017\u7535\u6d41\uff0820 SPS\uff09\uff1a 70 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