{"id":1073,"date":"2018-09-21T11:43:21","date_gmt":"2018-09-21T11:43:21","guid":{"rendered":""},"modified":"2018-09-21T19:43:45","modified_gmt":"2018-09-21T11:43:45","slug":"%e5%a6%82%e4%bd%95%e7%ae%80%e5%8c%96%e7%94%b5%e6%ba%90%e7%ae%a1%e7%90%86%e6%96%b9%e6%a1%88%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=1073","title":{"rendered":"\u5982\u4f55\u7b80\u5316\u7535\u6e90\u7ba1\u7406\u65b9\u6848\u8bbe\u8ba1"},"content":{"rendered":"

\u4ece\u7535\u6e90\u7684\u89d2\u5ea6\u6765\u8bf4\uff0c\u8fc7\u53bb\u6570\u5341\u5e74\u95f4\uff0c\u4e1a\u754c\u6301\u7eed\u4e13\u6ce8\u4e8e\u63d0\u5347\u5927\u89c4\u6a21\u8fd0\u7b97\u548c\u4fe1\u53f7\u5904\u7406\u7684\u6548\u80fd\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u7535\u5b50\u548cIT\u7cfb\u7edf\u7684\u670d\u52a1\u9700\u6c42\u5448\u6307\u6570\u7ea7\u589e\u957f\uff0c\u5c24\u5176\u662f\u4eba\u5de5\u667a\u80fd\u548c\u7269\u8054\u7f51\u7b49\u65b0\u5174\u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\u8ba9\u667a\u80fd\u5316\u7406\u5ff5\u9010\u6e10\u6e17\u900f\u5230\u4eba\u4eec\u751f\u6d3b\u7684\u65b9\u65b9\u9762\u9762\uff0c\u63a8\u52a8\u4e86\u7ec8\u7aef\u4ea7\u54c1\u5e94\u7528\u548c\u7535\u5b50\u6d88\u8d39\u5347\u7ea7\u3002\u8fd9\u4e00\u8d8b\u52bf\u8fdb\u4e00\u6b65\u5f15\u53d1\u4e1a\u754c\u5bf9\u7535\u6e90\u7ba1\u7406\u7684\u8981\u6c42\u4e0d\u65ad\u63d0\u9ad8\u3002

\n

\n\u5f53\u524d\uff0c\u4ec5\u4e92\u8054\u7f51\u57fa\u7840\u8bbe\u65bd\u6240\u6d88\u8017\u7684\u7535\u80fd\u4f30\u8ba1\u5c31\u5360\u5230\u5168\u7403\u53d1\u7535\u91cf\u7684\u6570\u4e2a\u767e\u5206\u70b9\uff0c\u4e14\u6240\u6709\u7535\u80fd\u5728\u6295\u5165\u4f7f\u7528\u524d\u90fd\u9700\u7ecf\u5386\u63a7\u5236\u3001\u8f6c\u6362\u3001\u8c03\u8282\u548c\u8fc7\u6ee4\u6d41\u7a0b\u30021968\u5e74\uff0c\u51e0\u4e4e\u6ca1\u6709\u5de5\u7a0b\u5e08\u80fd\u591f\u9884\u60f3\u5230\u5904\u7406\u5668\u7684\u51fa\u73b0\uff0c\u5c3d\u7ba1\u5176\u672c\u8d28\u4e0a\u7c7b\u4f3c\u4e8eCMOS\uff0c\u5176\u64cd\u4f5c\u7535\u538b\u53ea\u97000.9 V\uff08+\/-2%\uff09\uff0c\u8f93\u51fa\u7535\u6d41\u5374\u53ef\u9ad8\u8fbe\u6570\u5341\u5b89\u57f9\u3002\u8fd9\u4e00\u70b9\u6b63\u662f\u7535\u529b\u7cfb\u7edf\u5de5\u7a0b\u5e08\u9762\u4e34\u7684\u8bf8\u591a\u6311\u6218\u4e4b\u4e00\u3002

\n

\n\u4ece\u529f\u7387\u7684\u89d2\u5ea6\u6765\u8bb2\uff0c\u65e0\u8bba\u662f\u6beb\u74e6\u7ea7\u53ef\u7a7f\u6234\u8bbe\u5907\uff0c\u8fd8\u662f\u80fd\u91cf\u6536\u96c6\u65b9\u6848\uff0c\u4ea6\u6216\u662f\u5343\u74e6\u7ea7\u7535\u6e90\uff0c\u5b83\u4eec\u8ffd\u6c42\u7684\u4e00\u4e2a\u5171\u540c\u76ee\u6807\u90fd\u662f\u63d0\u9ad8\u80fd\u6548\u3002\u591a\u5e74\u6765\uff0c\u6d88\u8d39\u7535\u5b50\u4ea7\u54c1\u7684\u7535\u6e90\u8bbe\u8ba1\u4eba\u5458\u4e00\u76f4\u81f4\u529b\u4e8e\u7814\u53d1\u5728\u989d\u5b9a\u529f\u7387\u8f93\u51fa\u53ca\u5f85\u673a\u72b6\u6001\u4e0b\u5747\u80fd\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u529f\u8017\u7684\u7535\u6e90\u65b9\u6848\u3002\u4e1a\u754c\u76f8\u5173\u7ba1\u7406\u89c4\u5b9a\uff0c\u5305\u62ec\u6b27\u76df\u5916\u63a5\u7535\u6e90\u80fd\u6548\u6807\u51c6\uff08CoC\uff09\u7b2c\u4e94\u7248\u53ca\u7f8e\u56fd\u80fd\u6e90\u90e8\u5236\u5b9a\u7684\u7b2c\u516d\u7ea7\u80fd\u6548\u8981\u6c42\uff0c\u5747\u9488\u5bf9\u6570\u767e\u4e07\u79cd\u975e\u9891\u7e41\u63d2\u62d4\u7684\u63d2\u62d4\u5f0f\u7535\u6e90\u8bbe\u5b9a\u4e86\u6700\u9ad8‘\u5f85\u673a\u529f\u8017’\u6807\u51c6\u3002\u4e3a\u52a9\u529b\u8bbe\u8ba1\u4eba\u5458\u7b80\u5316\u8bbe\u8ba1\u6d41\u7a0b\uff0c\u672c\u6587\u7279\u6b64\u7cbe\u9009\u4e86\u4e00\u7ec4\u5168\u65b0\u7535\u6e90\u7ba1\u7406\u82af\u7247\u5e76\u5206\u4eab\u4e00\u4e9b\u91cd\u8981\u8bbe\u8ba1\u51c6\u5219\uff0c\u8ba9\u8bbe\u8ba1\u4eba\u5458\u53ea\u9700\u8f85\u52a9\u4f7f\u7528\u4e00\u4e9b\u5728\u7ebf\u8bbe\u8ba1\u5de5\u5177\u5373\u53ef\u5b8c\u6210\u4ed6\u4eec\u7684\u5904\u5973\u4f5c\u3002

\n

\n\u7535\u6e90\u7ba1\u7406\u662f\u7269\u8054\u7f51\u8bbe\u5907\u8bbe\u8ba1\u9762\u4e34\u7684\u4e00\u4e2a\u4e3b\u8981\u95ee\u9898\u3002\u5f53\u524d\uff0c\u5c3d\u7ba1\u8d8a\u6765\u8d8a\u591a\u5e94\u7528\u80fd\u591f\u901a\u8fc7\u80fd\u91cf\u6536\u96c6\u6280\u672f\u5b9e\u73b0\u8d85\u4f4e\u529f\u8017\u8bbe\u8ba1\uff0c\u4f46\u8fd9\u79cd\u65b9\u6cd5\u5e76\u4e0d\u9002\u4e8e\u5176\u4ed6\u66f4\u591a\u5e94\u7528\u8bbe\u8ba1\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u7535\u6c60\u4e3a\u7cfb\u7edf\u4f9b\u7535\u3002\u4e8c\u8005\u7684\u533a\u522b\u5728\u4e8e\uff0c\u4f7f\u7528\u80fd\u91cf\u6536\u96c6\u6280\u672f\u7684\u4ea7\u54c1\u53ea\u9700\u91c7\u96c6\u5230\u73af\u5883\u4e2d\u5bb9\u6613\u83b7\u5f97\u7684\u5c11\u91cf\u80fd\u91cf\u4fbf\u53ef\u8fd0\u884c\uff0c\u800c\u7535\u6c60\u4f9b\u7535\u8bbe\u5907\u5728\u67d0\u4e00\u65f6\u95f4\u5219\u9700\u8981\u66f4\u6362\u7535\u6c60\u3002\u7269\u8054\u7f51\u8bbe\u5907\u7684\u7535\u6c60\u5bff\u547d\u53ef\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u8ba1\u7b97\u4e88\u4ee5\u786e\u5b9a\uff1a\u5373\u7535\u6c60\u5bb9\u91cf\u9664\u4ee5\u5e73\u5747\u653e\u7535\u7387\u3002\u56e0\u6b64\uff0c\u5c3d\u91cf\u51cf\u5c11\u8bbe\u5907\u7684\u80fd\u8017\u6216\u589e\u52a0\u7535\u6c60\u5bb9\u91cf\u90fd\u53ef\u5ef6\u957f\u7535\u6c60\u7684\u4f7f\u7528\u5bff\u547d\u5e76\u964d\u4f4e\u4ea7\u54c1\u7684\u603b\u62e5\u6709\u6210\u672c\u3002

\n

\n\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u7535\u6c60\u662f\u7269\u8054\u7f51\u4f20\u611f\u5668\u7cfb\u7edf\u4e2d\u7684\u6700\u5927\u7ec4\u4ef6\uff0c\u8fd9\u5bfc\u81f4\u5de5\u7a0b\u5e08\u7684\u9009\u62e9\u5f80\u5f80\u975e\u5e38\u6709\u9650\u3002\u7136\u800c\uff0c\u5de5\u7a0b\u5e08\u53ef\u4ee5\u501f\u52a9\u5404\u79cd\u5904\u7406\u5668\u3001\u901a\u4fe1\u6280\u672f\u548c\u8f6f\u4ef6\u7b97\u6cd5\u8fdb\u884c\u7cfb\u7edf\u8bbe\u8ba1\uff0c\u4ee5\u63d0\u4f9b\u6240\u9700\u7535\u6c60\u5bff\u547d\u3002\u8003\u8651\u5230\u7535\u6c60\u66f4\u6362\u6210\u672c\u9887\u9ad8\uff0c\u4e00\u4e2a\u4f18\u826f\u7684\u7cfb\u7edf\u8bbe\u8ba1\u901a\u5e38\u9700\u8981\u786e\u4fdd\u539f\u88c5\u7535\u6c60\u80fd\u591f\u652f\u6491\u7269\u8054\u7f51\u4f20\u611f\u5668\u5728\u6574\u4e2a\u751f\u547d\u5468\u671f\u5185\u7684\u987a\u7545\u8fd0\u884c\u3002

\n

\n\u5f00\u53d1\u7535\u6c60\u4f9b\u7535\u7684\u7269\u8054\u7f51\u8bbe\u5907\u5fc5\u987b\u5b9e\u65bd\u7cbe\u7ec6\u7684\u5de5\u7a0b\u8bbe\u8ba1\u3002\u5c3d\u7ba1\u7ec4\u4ef6\u7684\u9009\u62e9\u5f88\u91cd\u8981\uff0c\u4f46\u8bbe\u8ba1\u4e0d\u5f53\u5374\u4e5f\u80fd\u8ba9\u4f4e\u529f\u8017\u5904\u7406\u5668\u7684\u4f18\u52bf\u8361\u7136\u65e0\u5b58\u3002\u4e3a\u6b64\uff0c\u5904\u7406\u5668\u7684\u8bbe\u8ba1\u9700\u5c3d\u91cf\u5b9e\u73b0\u4f4e\u529f\u8017\u5f85\u673a\u6a21\u5f0f\u8fd0\u884c\uff0c\u5e76\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u65e0\u7ebf\u901a\u4fe1\u7684\u4f7f\u7528\uff0c\u4ece\u800c\u63d0\u4f9b\u4f18\u826f\u7684\u7535\u6c60\u6027\u80fd\u3002

\n

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\n
<\/p>\n

\n\t <\/span><\/div>\n
\n\t\u56fe\u4e00\uff1a\u91c7\u7528\u5fb7\u5dde\u4eea\u5668\u6df7\u5408\u6ede\u56de\u63a7\u5236\u7684\u8f6c\u6362\u5668\u5b9e\u73b0\u77ac\u6001\u54cd\u5e94\uff1a\u4ece\u7a7a\u8f7d\u5207\u6362\u81f3\u6ee1\u8f7d\u72b6\u6001\u65f6\uff0c\u8f6c\u6362\u5668\u5c06\u8f93\u51fa\u7535\u538b\u7684\u6700\u5927\u504f\u5dee\u9650\u5236\u57281.25%\uff0c\u4e14\u8f93\u51fa\u7535\u538b\u5728200μs\u5185\u5373\u53ef\u6062\u590d\u5230\u7a33\u6001\u3002<\/span>

\n\t <\/div>\n

\u53ef\u7a7f\u6234\u8bbe\u5907\u662f\u8fd1\u671f\u7684\u4e00\u4e2a“\u70ed\u95e8\u8bdd\u9898”\uff0c\u65e0\u8bba\u662f\u7528\u4e8e\u533b\u7597\u8fd8\u662f\u4f5c\u4e3a\u4fe1\u606f\u5a31\u4e50\u8bbe\u5907\uff0c\u5b83\u4eec\u7684\u4e00\u4e2a\u8feb\u5207\u9700\u6c42\u90fd\u662f\u5b9e\u73b0\u4f4e\u529f\u8017\u6c34\u5e73\u8fd0\u884c\uff0c\u5e76\u5c3d\u91cf\u51cf\u5c11\u635f\u8017\uff0c\u800c\u7535\u6e90\u7ba1\u7406\u5143\u4ef6\u80fd\u591f\u6ee1\u8db3\u8fd9\u79cd\u72ec\u7279\u9700\u6c42\u3002Maxim Integrated\u7684MAX20303\u5c31\u662f\u4e00\u4e2a\u4f8b\u5b50\u3002\u5b83\u662f\u4e00\u6b3e\u9ad8\u5ea6\u96c6\u6210\u7684\u53ef\u7f16\u7a0b\u5668\u4ef6\uff0c\u91c7\u75283.71mm x 4.21mm\u5c0f\u5de7\u5c01\u88c5\u8bbe\u8ba1\uff0c\u63d0\u4f9b\u591a\u79cd\u4e30\u5bcc\u529f\u80fd\u3002\u5b83\u5177\u6709\u4e00\u7ec4\u7075\u6d3b\u7684\u529f\u7387\u4f18\u5316\u7a33\u538b\u5668\uff0c\u5305\u62ec\u591a\u4e2a\u964d\u538b\u3001\u5347\u538b\u3001\u5347\/\u964d\u538b\u548c\u7ebf\u6027\u7a33\u538b\u5668\uff0c\u53ef\u8f93\u51fa\u9ad8\u8fbe220 mA\u7684\u7535\u6d41\u3002\u6bcf\u4e2a\u7a33\u538b\u5668\u7684\u9759\u6001\u7535\u6d41\u7279\u522b\u4f18\u5316\u52301μA \uff08\u5178\u578b\u503c\uff09\uff0c\u4ee5\u5ef6\u957f‘\u4e0d\u95f4\u65ad\u8fd0\u884c’\u5e94\u7528\u4e2d\u7684\u7535\u6c60\u5bff\u547d\u3002\u5b8c\u6574\u7684\u7535\u6c60\u7ba1\u7406\u89e3\u51b3\u65b9\u6848\u5305\u62ec\u5145\u7535\u5668\u3001\u7535\u6e90\u901a\u8def\u3001\u7535\u91cf\u8ba1\u53ca\u7535\u6c60\u5916\u58f3\u3002

\n

\n\u4e0e\u53ef\u7a7f\u6234\u8bbe\u5907\u7b49\u4ea7\u54c1\u5bc6\u5207\u76f8\u5173\u7684\u53e6\u4e00\u8d8b\u52bf\u5219\u662f\u6d88\u8d39\u8005\u5bf9\u4fbf\u6377\u6027\u65e0\u7ebf\u64cd\u4f5c\u7684\u9700\u6c42\u5bfc\u81f4\u65e0\u7ebf\u5145\u7535\u65e5\u6e10\u666e\u53ca\u3002\u81ea\u7535\u6e90\u76f8\u5173\u6807\u51c6\u8bde\u751f\u4ee5\u6765\uff0c\u63d0\u5347\u529f\u7387\u6c34\u5e73\u8fd9\u9879\u5de5\u4f5c\u4ece\u672a\u505c\u6b62\uff0c\u5373\u4f7f\u65b0\u7684\u6807\u51c6\u89c4\u8303\u624d\u5f00\u59cb\u5b9e\u65bd\u3002\u65e0\u7ebf\u5145\u7535\u8054\u76df\uff08WPC\uff09\u5236\u5b9a\u7684\u6700\u65b0QiExtended Power\u6807\u51c6\uff0c\u5c06\u529f\u7387\u4ece5W\u63d0\u200b\u200b\u9ad8\u523015W\u3002\u4e3a\u652f\u6301\u8fd9\u4e00\u65b0\u6807\u51c6\u7684\u5b9e\u65bd\uff0c\u610f\u6cd5\u534a\u5bfc\u4f53\uff08ST Microelectronics\uff09\u63a8\u51fa\u4e00\u6b3e\u5148\u8fdb\u7684\u65e0\u7ebf\u5145\u7535\u53d1\u5c04\u82af\u7247STWBC-EP\uff0c\u53ef\u4ee5\u6700\u4f4e\u5f85\u673a\u529f\u8017\u63d0\u4f9b\u5fc5\u8981\u7684\u5f02\u7269\u68c0\u6d4b\u548c\u5b89\u5168\u529f\u80fd\u3002\u5b83\u5305\u542b\u4e00\u4e2aDC\/DC\u5347\u538b\u8f6c\u6362\u5668\u548c\u4e00\u4e2a\u63a7\u5236\u5668\uff0c\u4ee5\u53caQi\u5145\u7535\u7b97\u6cd5\u56fa\u4ef6\u3002\u8f6c\u6362\u5668\u548c\u63a7\u5236\u5668\u534f\u540c\u4ea7\u751f\u8f93\u5165\u529f\u7387\u548c\u63a7\u5236\u4fe1\u53f7\uff0c\u4f20\u9001\u5230\u5916\u90e8\u534a\u6865\u529f\u7387\u7ea7\uff0c\u7528\u4e8e\u9a71\u52a8\u5145\u7535\u53d1\u5c04\u5668\u5929\u7ebf\u3002\u610f\u6cd5\u534a\u5bfc\u4f53\u8fd8\u63a8\u51fa\u4e86\u4e00\u6b3e\u76f8\u5173\u8bc4\u4f30\u5957\u4ef6\uff0c\u5185\u542b\u4e00\u4e2a15W Qi MP-A10\u53c2\u8003\u8bbe\u8ba1\u300112V 2A AC\/DC\u9002\u914d\u5668\u3001USB\/UART\u8f6c\u63a5\u53e3(\u7528\u4e8e\u8fde\u63a5PC\u673a\u548cUSB\u6570\u636e\u7ebf)\uff0c\u4ee5\u53ca\u9884\u88c5\u56fa\u4ef6\u3002

\n

\n\u6b64\u5916\uff0c\u5728\u6d88\u8d39\u53ca\u8bb8\u591a\u5176\u4ed6\u5e94\u7528\u9886\u57df\uff0cUSB-C\u7684\u4f7f\u7528\u4e5f\u6301\u7eed\u53d8\u5f97\u66f4\u52a0\u666e\u904d\u3002\u501f\u52a9\u5176\u9ad8\u529f\u7387\u4f20\u8f93\u80fd\u529b\u548c\u5355\u70b9\u8fde\u63a5\u7279\u6027\uff0c\u4e1a\u754c\u5df2\u63a8\u51fa\u591a\u6b3e\u7535\u6c60\u5145\u7535\u5668\u82af\u7247\u3002\u5176\u4e2d\u5c31\u5305\u62ec\u6765\u81eaIntersil\u7684ISL95338\u5347\u964d\u538b\u7a33\u538b\u5668\uff0c\u5b83\u91c7\u7528Type-C\u53cc\u9762\u53ef\u63d2\u8fde\u63a5\u5668\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u7c7b\u578b\u7684\u79fb\u52a8\u8bbe\u5907\uff0c\u4e14\u53ef\u66ff\u6362\u4e24\u4e2a\u7535\u538b\u8f6c\u6362\u5668\u5e76\u63d0\u4f9bUSB PD3.0\u53cc\u5411\u7535\u538b\u8c03\u8282\u3002<\/span><\/span>

\n
<\/p>\n

\n\t <\/span><\/div>\n
\n\t\u56fe\u4e8c\uff1aIntersil\u8bc4\u4f30\u677fISL95338\u82af\u7247\u901a\u8fc7USB-C\u4f9b\u7535\u63d0\u4f9b\u5347\/\u964d\u538b\u8c03\u8282\u529f\u80fd<\/span>

\n\t <\/div>\n

ISL95338\u7a33\u538b\u5668\u53ef\u63a5\u53d7\u5e7f\u6cdb\u7684DC\u7535\u6e90\u8f93\u5165\uff0c\u5305\u62ecAC\/DC\u7535\u6e90\u9002\u914d\u5668\u3001USB PD3.0\u7aef\u53e3\u3001\u65c5\u884c\u7535\u6e90\u9002\u914d\u5668\u3001\u7535\u6e90\u5b58\u50a8\u6a21\u7ec4\u7b49\uff0c\u5e76\u53ef\u5c06\u7535\u6e90\u8f6c\u6362\u6210\u9ad8\u8fbe24V\u7684\u7a33\u5b9a\u7535\u538b\u3002ISL95338\u80fd\u591f\u5c06\u5bbd\u8303\u56f4\u7684DC\u7535\u6e90\u5728\u7535\u6e90\u9002\u914d\u5668\u8f93\u5165\u7aef\u8f6c\u6362\u621020V\u7a33\u5b9a\u7535\u538b\uff0c\u4e14\u53ef\u5728\u964d\u538b\u6a21\u5f0f\u3001\u5347\u538b\u6a21\u5f0f\u3001\u964d\u538b-\u5347\u538b\u6a21\u5f0f\u4e0b\u8fd0\u884c\u3002\u5b83\u8fd8\u5229\u7528Intersil\u8c03\u5236\u4e13\u5229\u6280\u672f\uff0c\u878d\u5408\u4e86\u56fa\u5b9a\u9891\u7387\u8109\u51b2\u5bbd\u5ea6\u8c03\u5236(PWM)\u548c\u6ede\u73afPWM\u7684\u7279\u6027\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u529f\u6548\u8fd0\u884c\u5e76\u63d0\u4f9b\u8d85\u5feb\u77ac\u6001\u54cd\u5e94\u3002\u5176\u8bbe\u8ba1\u53ef\u5b8c\u5168\u517c\u5bb9USB PD3.0\u6807\u51c6\uff0c\u5e76\u652f\u6301\u53ef\u7f16\u7a0b\u7535\u6e90(PPS)\u5feb\u901f\u5145\u7535\uff0c\u63d0\u4f9b\u53cc\u54115V-20V\u964d\u538b\u3001\u5347\u538b\u3001\u964d\u538b-\u5347\u538b\u6a21\u5f0f\u3002

\n

\n\u5f53\u7136\uff0c\u5e76\u975e\u6240\u6709\u7684\u7535\u538b\u8c03\u8282\u90fd\u901a\u8fc7\u5f00\u5173\u8bbe\u8ba1\u6765\u5b9e\u73b0\u3002\u5728\u8bb8\u591a\u5e94\u7528\u4e2d\uff0c\u51fa\u4e8e\u6781\u4f4e\u566a\u58f0\u8981\u6c42\uff0c\u53ea\u9700\u914d\u7f6e\u4e00\u4e2a\u7ebf\u6027\u7a33\u538b\u5668\u5c31\u53ef\u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\u3002\u5178\u578b\u5e94\u7528\u573a\u666f\u5305\u62ec\u4e3a\u7cbe\u5bc6\u6a21\u6570\u8f6c\u6362\u5668\u6216\u4f4e\u5931\u771fRF\u653e\u5927\u5668\u4f9b\u7535\uff0c\u8fd9\u4e9b\u5e94\u7528\u65e0\u6cd5\u5bb9\u5fcd\u4efb\u4f55\u7535\u6e90\u566a\u58f0\u3002

\n

\n\u5fb7\u5dde\u4eea\u5668\u7684TPS7A39\u6070\u53ef\u6ee1\u8db3\u8fd9\u79cd\u5e94\u7528\u9700\u6c42\uff0c\u5e76\u80fd\u4e3a\u8bbe\u8ba1\u4eba\u5458\u63d0\u4f9b\u9002\u7528\u4e8e\u5404\u79cd\u5e94\u7528\u7684\u901a\u7528\u7ec4\u4ef6\u3002\u8fd9\u6b3e150mA\u7a33\u538b\u5668\u7684\u6700\u663e\u8457\u529f\u80fd\u5728\u4e8e\u5b83\u53ef\u4e3a\u63a5\u5730\u6570\u6a21\u8f6c\u6362\u5668\u4efb\u4e00\u7aef\uff0c\u4ee5\u53ca\u8fd0\u7b97\/\u4eea\u8868\u653e\u5927\u5668\u4e0a\u9700\u8981\u5bf9\u79f0\u6216\u975e\u5bf9\u79f0\u7535\u538b\u7684\u5143\u4ef6\u548c\u5b50\u7cfb\u7edf\u63d0\u4f9b\u6b63\u8d1f\u7535\u538b\u8f93\u51fa\u3002TPS7A39\u7684\u6b63\u8d1f\u8f93\u51fa\u53ef\u72ec\u7acb\u8c03\u8282\uff0c\u5e76\u53ef\u5728\u542f\u52a8\u671f\u95f4\u4ee5\u6052\u5b9a\u6bd4\u7387\u76f8\u4e92\u8ddf\u8e2a\u3002\u5bf9\u4e8e\u5355\u7535\u6e90\u653e\u5927\u5668\uff0c\u5176\u8d1f\u8f93\u51fa\u53ef\u8c03\u8282\u81f30V\u3002TPS7A39\u7a33\u538b\u5668\u89c4\u5b9a\u7535\u6e90\u6291\u5236\u6bd4(PSRR)\u9700\u8d85\u8fc750 dB\uff08\u6700\u9ad82 MHz\uff09\u548c69dB(120Hz)\uff0c\u4ece\u800c\u4e3a\u7ebf\u6027\u7535\u8def\u6d88\u9664\u5f00\u5173\uff08\u548c\u5176\u4ed6\uff09\u566a\u58f0\u5e72\u6270\u3002

\n

\n\u672c\u6587\u7cbe\u9009\u7684\u7535\u6e90\u5185\u5bb9\u4ec5\u521d\u6b65\u4ecb\u7ecd\u4e86“\u7535\u6e90”\u8fd9\u4e2a\u5e7f\u9614\u8bbe\u8ba1\u9886\u57df\u5185\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u5176\u4ed6\u8bf8\u5982\u9ad8\u538b\u96c6\u6210\u3001\u78b3\u5316\u7845\u548c\u6c2e\u5316\u9553\u529f\u7387\u5668\u4ef6\u6700\u65b0\u9a71\u52a8\u6280\u672f\u3001\u5927\u91cf\u5feb\u901f\u6210\u578b\u7684\u89c4\u5219\u7b49\u7535\u6e90\u8bbe\u8ba1\u8bdd\u9898\u8fd8\u6709\u5f85\u8fdb\u4e00\u6b65\u63a2\u8ba8\u3002\u8bbe\u8ba1\u4eba\u5458\u53ef\u4ecee\u7edc\u76df\u83b7\u53d6\u4ee5\u4e0a\u5236\u9020\u5546\u4ea7\u54c1\u548c\u5176\u4ed6\u70ed\u95e8\u7535\u6e90\u5e94\u7528\u5668\u4ef6\u4ee5\u53ca\u76f8\u5173\u652f\u6301\u670d\u52a1\uff0c\u4ece\u800c\u5b9e\u73b0\u65e0\u969c\u788d\u8bbe\u8ba1\u3002<\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

\u4ece\u7535\u6e90\u7684\u89d2\u5ea6\u6765\u8bf4\uff0c\u8fc7\u53bb\u6570\u5341\u5e74\u95f4\uff0c\u4e1a\u754c\u6301\u7eed\u4e13\u6ce8\u4e8e\u63d0\u5347\u5927\u89c4\u6a21\u8fd0\u7b97\u548c\u4fe1\u53f7\u5904\u7406\u7684\u6548\u80fd\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u7535\u5b50\u548cIT\u7cfb\u7edf\u7684\u670d\u52a1\u9700\u6c42\u5448\u6307\u6570\u7ea7\u589e\u957f\uff0c\u5c24\u5176\u662f\u4eba\u5de5\u667a\u80fd\u548c\u7269\u8054\u7f51\u7b49\u65b0\u5174\u6280\u672f\u7684\u5feb\u901f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/1073"}],"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=1073"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/1073\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1073"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1073"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}