{"id":892,"date":"2018-09-13T14:50:51","date_gmt":"2018-09-13T14:50:51","guid":{"rendered":""},"modified":"2018-09-13T22:51:13","modified_gmt":"2018-09-13T14:51:13","slug":"adi%e6%8e%a8+ltm4678%e9%99%8d%e5%8e%8b%e5%9e%8b%c2%b5module%c2%ae%e7%a8%b3%e5%8e%8b%e5%99%a8+%e5%8f%af%e5%ae%9e%e7%8e%b0+90%25+%e7%9a%84%e5%b3%b0","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=892","title":{"rendered":"ADI\u63a8 LTM4678\u964d\u538b\u578b\u00b5Module\u00ae\u7a33\u538b\u5668 \u53ef\u5b9e\u73b0 90% \u7684\u5cf0"},"content":{"rendered":"

\n\tAnalog Devices, Inc(ADI<\/u>) \u5ba3\u5e03\u63a8\u51fa Power by Linear<\/u>™ LTM4678\uff0c\u8be5\u5668\u4ef6\u662f\u4e00\u6b3e\u5177\u6709PMBus\u6570\u5b57\u63a5\u53e3\u7684\u53cc\u901a\u9053 25A \u6216\u5355\u901a\u9053 50A \u964d\u538b\u578bµModule®\u7a33\u538b\u5668\u3002 LTM4678 \u5c06\u4e24\u4e2a\u7535\u611f\u5668<\/u>\u53e0\u7f6e\u5e76\u88f8\u9732\u5728 BGA \u5c01\u88c5\u7684\u9876\u90e8\u4ee5\u5145\u5f53\u6563\u70ed\u5668\uff0c\u53ef\u5e2e\u52a9\u6563\u53d1\u5c01\u88c5\u5185\u90e8\u7684\u70ed\u91cf\uff0c\u4ece\u800c\u4f7f\u5668\u4ef6\u4fdd\u6301\u4f4e\u6e29\u3002\u7528\u6237\u53ef\u5229\u7528\u7247\u5185 EEPROM<\/u> \u548cPMBus I2C<\/u> \u6d4b\u91cf\u3001\u6539\u53d8\u548c\u8bb0\u5f55\u4e3b\u8981\u7684\u7535\u6e90\u53c2\u6570\uff0c\u4f8b\u5982\u7535\u538b\u3001\u8d1f\u8f7d\u7535\u6d41\u3001\u6e29\u5ea6\u548c\u65f6\u5e8f\u30025 \u4e2a LTM4678 \u80fd\u591f\u901a\u8fc7\u5747\u6d41 (\u5404\u5206\u62c5 50A) \u4e3a\u5904\u7406\u5668\u3001FPGA \u548c ASIC<\/u> \u7b49\u8d1f\u8f7d\u63d0\u4f9b\u9ad8\u8fbe 250A \u7684\u7535\u6d41\u3002\u4e3b\u8981\u5e94\u7528\u5305\u62ecPCIe\u677f\u3001\u901a\u4fe1\u57fa\u7840\u8bbe\u65bd\u3001\u4e91\u8ba1\u7b97\u3001\u5149\u5b66\u4ee5\u53ca\u533b\u7597\u3001\u5de5\u4e1a\u548c\u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u8bbe\u5907\u3002<\/p>\n

\n\t\"ADI\u63a8<\/p>\n

\n\t <\/div>\n

\n\tLTM4678 \u5c06DC\/DC<\/u> \u63a7\u5236\u5668\u3001EEPROM\u3001\u529f\u7387 FET\u3001\u7535\u611f\u5668\u548c\u652f\u6301\u7ec4\u4ef6\u96c6\u6210\u5728\u4e00\u4e2a 16mm x 16mm x 5.86mm BGA \u5c01\u88c5\u4e2d\u3002\u786e\u4fdd\u6574\u4e2a\u7535\u538b\u3001\u8d1f\u8f7d\u548c\u6e29\u5ea6\u8303\u56f4\u5185 (–40°C \u81f3 125°C) \u7684\u8f93\u51fa\u7535\u538b\u7cbe\u5ea6\u4e3a ±0.5%\u3002
\n\tLTM4678 \u5728 4.5V \u81f3 16V \u7684\u8f93\u5165\u8303\u56f4\u5185\u5de5\u4f5c\uff0c\u4e24\u4e2a\u8f93\u51fa\u7535\u538b\u5728 0.5V \u81f3 3.3V \u7684\u8303\u56f4\u5185\u8fdb\u884c\u6570\u5b57\u63a7\u5236\u3002LTM4678 \u5728 12VIN\u30010.9VOUT\u548c50A\u7684\u5de5\u4f5c\u6761\u4ef6\u4e0b\u53ef\u5b9e\u73b0 90% \u7684\u5cf0\u503c\u6548\u7387\u3002\u5728 70°C \u7684\u73af\u5883\u6e29\u5ea6\u548c\u5177\u6709 200LFM \u6c14\u6d41\u7684\u60c5\u51b5\u4e0b\uff0c\u8be5\u5668\u4ef6\u53ef\u5728 12VIN\u81f3 0.9VOUT\u7684\u8f6c\u6362\u4e2d\u63d0\u4f9b40A\u3002\u5f00\u5173\u9891\u7387\u5728 350kHz\u81f31MHz \u7684\u8303\u56f4\u5185\uff0c\u800c\u4e14\u53ef\u540c\u6b65\u81f3\u4e00\u4e2a\u9891\u7387\u8303\u56f4\u4e3a 350kHz \u81f3 1MHz \u7684\u5916\u90e8\u65f6\u949f<\/u>\uff0c\u4ee5\u9002\u5e94\u90a3\u4e9b\u5bf9\u566a\u58f0\u654f\u611f\u7684\u5e94\u7528\u3002
\n\tLTM4678 \u7684\u9ad8\u529f\u7387\u5bc6\u5ea6\u548c\u53ef\u6269\u5c55\u6027\u4f7f\u5176\u975e\u5e38\u9002\u5408\u7ec4\u4ef6\u5b89\u88c5\u5bc6\u96c6\u4e4b\u7cfb\u7edf\u677f\u7684 PCB \u9762\u79ef\u9650\u5236\u6761\u4ef6\uff0c\u53ef\u4e3a\u4f4e\u7535\u538b\u548c\u9ad8\u7535\u6d41\u7684\u5148\u8fdb\u6570\u5b57\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n

\n\t\u7279\u6027\u6982\u8981\uff1aLTM4678<\/strong><\/p>\n

\n\t\u7528\u4e8e\u63a7\u5236\u3001\u9065\u6d4b\u548c\u76d1\u89c6\u5de5\u4f5c\u53c2\u6570\u7684PMBus\u6570\u5b57\u63a5\u53e3
\n\t\u53cc\u901a\u9053 25A \u6216\u5355\u901a\u9053 50A \u8f93\u51fa\u7535\u6d41\uff0c\u5177\u6709\u5747\u6d41\u529f\u80fd\u5e76\u53ef\u6269\u5c55\u81f3\u9ad8\u8fbe 250A
\n\t\u5bbd\u8f93\u5165\u7535\u538b\u8303\u56f4\uff1a4.5V \u81f3 16V
\n\t\u8f93\u51fa\u7535\u538b\u8303\u56f4\uff1a0.5V \u81f3 3.3V
\n\t±0.5% \u7535\u538b\u8bbe\u5b9a\u70b9\u51c6\u786e\u5ea6\u548c ±5% \u7535\u6d41\u56de\u8bfb\u7cbe\u5ea6
\n\t\u7247\u5185 EEPROM
\n\t\u8010\u70ed\u6027\u80fd\u589e\u5f3a\u578b 16mm x 16mm x 5.86mm BGA \u5c01\u88c5
\n\t <\/p>\n","protected":false},"excerpt":{"rendered":"

Analog Devices, Inc( ADI ) \u5ba3\u5e03\u63a8\u51fa Power by Linear LTM4678\uff0c\u8be5\u5668\u4ef6\u662f\u4e00\u6b3e\u5177\u6709PMBus\u6570\u5b57\u63a5\u53e3\u7684\u53cc\u901a\u9053 25A \u6216\u5355\u901a\u9053 50A \u964d\u538b\u578bModule\u7a33\u538b\u5668\u3002 LTM4678 \u5c06\u4e24\u4e2a \u7535\u611f\u5668 \u53e0\u7f6e\u5e76\u88f8\u9732\u5728 BGA \u5c01\u88c5\u7684\u9876\u90e8\u4ee5\u5145\u5f53<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/892"}],"collection":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=892"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/892\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=892"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=892"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=892"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}