{"id":246,"date":"2026-10-03T02:01:32","date_gmt":"2026-10-03T02:01:32","guid":{"rendered":"https:\/\/www.wsdxyz.cn\/?p=246"},"modified":"2026-10-03T02:01:32","modified_gmt":"2026-10-03T02:01:32","slug":"24v\u8f6c5v33v\u7684dc-dc\u65b9\u6848\u53ca\u5176\u4fdd\u62a4\u7535\u8def\u8bbe\u8ba1","status":"publish","type":"post","link":"https:\/\/www.wsdxyz.cn\/?p=246","title":{"rendered":"24V\u8f6c5V\/3.3V\u7684DC-DC\u65b9\u6848\u53ca\u5176\u4fdd\u62a4\u7535\u8def\u8bbe\u8ba1"},"content":{"rendered":"\n

\u5728\u73b0\u4ee3\u5de5\u4e1a\u81ea\u52a8\u5316\u7cfb\u7edf\u4e2d\uff0c\u7535\u63a7\u67dc\u4f5c\u4e3a\u63a7\u5236\u4e2d\u5fc3\u7684\u6838\u5fc3\u90e8\u5206\uff0c\u627f\u62c5\u7740\u8fde\u63a5\u548c\u63a7\u5236\u5404\u79cd\u7535\u6c14\u8bbe\u5907\u7684\u91cd\u8981\u804c\u8d23\u3002\u968f\u7740\u6280\u672f\u7684\u8fdb\u6b65\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u667a\u80fd\u6a21\u5757\u548c\u4f20\u611f\u5668\u88ab\u96c6\u6210\u5230\u7535\u63a7\u67dc\u4e2d\uff0c\u8fd9\u4e9b\u8bbe\u5907\u901a\u5e38\u9700\u89815V\u62163.3V\u7684\u4f9b\u7535\u7535\u538b\uff0c\u800c\u4f20\u7edf\u768424V DC\u7535\u6e90\u5219\u663e\u5f97\u4e0d\u591f\u7075\u6d3b\u3002\u5982\u4f55\u9ad8\u6548\u3001\u7a33\u5b9a\u5730\u5c0624V DC\u8f6c\u6362\u4e3a5V\u62163.3V\uff0c\u5e76\u786e\u4fdd\u7535\u6e90\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\uff0c\u6210\u4e3a\u7535\u63a7\u67dc\u8bbe\u8ba1\u4e2d\u7684\u4e00\u5927\u6311\u6218\u3002\u8fd9\u7bc7\u6587\u7ae0\u5c06\u63a2\u8ba8\u51e0\u79cd\u5de5\u4e1a24V\u8f6c5V\/3.3V\u7684DC-DC\u65b9\u6848\u53ca\u5176\u4fdd\u62a4\u7535\u8def\uff0c\u5e2e\u52a9\u8bfb\u8005\u89e3\u51b3\u8fd9\u4e00\u75db\u70b9\u3002<\/p>\n\n\n\n

\u7535\u63a7\u67dc\u4e2d\u901a\u5e38\u4f7f\u752824V DC\u7535\u6e90\uff0c\u56e0\u4e3a\u8fd9\u79cd\u7535\u538b\u5728\u5de5\u4e1a\u73af\u5883\u4e2d\u5177\u6709\u8f83\u597d\u7684\u7a33\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002\u7136\u800c\uff0c\u968f\u7740\u667a\u80fd\u6a21\u5757\u548c\u4f20\u611f\u5668\u7684\u589e\u52a0\uff0c\u5bf9\u4f4e\u7535\u538b\u4f9b\u7535\u7684\u9700\u6c42\u4e5f\u65e5\u76ca\u589e\u957f\u3002\u4f20\u7edf\u7684\u89e3\u51b3\u65b9\u6848\u5f80\u5f80\u91c7\u7528\u7ebf\u6027\u7a33\u538b\u5668\u6216\u7b80\u5355\u7684DC-DC\u8f6c\u6362\u5668\uff0c\u4f46\u8fd9\u4e9b\u65b9\u6cd5\u5b58\u5728\u6548\u7387\u4f4e\u3001\u53d1\u70ed\u4e25\u91cd\u3001\u54cd\u5e94\u65f6\u95f4\u957f\u7b49\u95ee\u9898\u3002\u56e0\u6b64\uff0c\u5bfb\u627e\u4e00\u79cd\u9ad8\u6548\u3001\u53ef\u9760\u768424V\u8f6c5V\/3.3V\u65b9\u6848\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n\n\n\n

24V\u8f6c5V\/3.3V\u7684DC-DC\u65b9\u6848<\/h2>\n\n\n\n

1. \u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668<\/h3>\n\n\n\n

\u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668\u662f\u76ee\u524d\u6700\u5e38\u7528\u7684\u9ad8\u6548\u7535\u6e90\u8f6c\u6362\u65b9\u6848\u3002\u5b83\u4eec\u901a\u8fc7\u5f00\u5173\u64cd\u4f5c\u6765\u8c03\u8282\u8f93\u51fa\u7535\u538b\uff0c\u5177\u6709\u9ad8\u6548\u7387\u548c\u4f4e\u53d1\u70ed\u7684\u7279\u70b9\u3002\u5e38\u89c1\u7684\u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668\u5305\u62ec\u964d\u538b\u8f6c\u6362\u5668\uff08Buck Converter\uff09\u3001\u5347\u538b\u8f6c\u6362\u5668\uff08Boost Converter\uff09\u548c\u5347\u964d\u538b\u8f6c\u6362\u5668\uff08Buck-Boost Converter\uff09\u3002\u5bf9\u4e8e24V\u8f6c5V\/3.3V\u7684\u5e94\u7528\uff0c\u964d\u538b\u8f6c\u6362\u5668\u662f\u6700\u5408\u9002\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n

2. \u9694\u79bb\u578bDC-DC\u8f6c\u6362\u5668<\/h3>\n\n\n\n

\u9694\u79bb\u578bDC-DC\u8f6c\u6362\u5668\u901a\u8fc7\u53d8\u538b\u5668\u5b9e\u73b0\u8f93\u5165\u548c\u8f93\u51fa\u7684\u7535\u6c14\u9694\u79bb\uff0c\u9002\u7528\u4e8e\u9700\u8981\u7535\u6c14\u9694\u79bb\u7684\u573a\u5408\uff0c\u5982\u9ad8\u538b\u8bbe\u5907\u7684\u63a7\u5236\u7535\u8def\u3002\u8fd9\u79cd\u8f6c\u6362\u5668\u4e0d\u4ec5\u80fd\u591f\u63d0\u4f9b\u7a33\u5b9a\u7684\u4f4e\u7535\u538b\u8f93\u51fa\uff0c\u8fd8\u80fd\u6709\u6548\u9632\u6b62\u7535\u78c1\u5e72\u6270\u548c\u7535\u6e90\u6ce2\u52a8\u5bf9\u7cfb\u7edf\u7684\u5f71\u54cd\u3002\u5e38\u89c1\u7684\u9694\u79bb\u578bDC-DC\u8f6c\u6362\u5668\u6709\u53cd\u6fc0\u53d8\u6362\u5668\uff08Flyback Converter\uff09\u548c\u6b63\u6fc0\u53d8\u6362\u5668\uff08Forward Converter\uff09\u3002<\/p>\n\n\n\n

\u4fdd\u62a4\u7535\u8def\u8bbe\u8ba1<\/h2>\n\n\n\n

1. \u8fc7\u538b\u4fdd\u62a4\uff08OVP\uff09<\/h3>\n\n\n\n

\u8fc7\u538b\u4fdd\u62a4\u7535\u8def\u80fd\u591f\u5728\u8f93\u5165\u7535\u538b\u8d85\u8fc7\u5b89\u5168\u8303\u56f4\u65f6\u7acb\u5373\u5207\u65ad\u7535\u6e90\uff0c\u9632\u6b62\u635f\u574f\u4e0b\u6e38\u8bbe\u5907\u3002\u5e38\u89c1\u7684\u8fc7\u538b\u4fdd\u62a4\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u7a33\u538b\u7ba1\u3001\u8fc7\u538b\u4fdd\u62a4\u82af\u7247\u548c\u4fdd\u9669\u4e1d\u3002\u7a33\u538b\u7ba1\u548c\u4fdd\u62a4\u82af\u7247\u53ef\u4ee5\u63d0\u4f9b\u5feb\u901f\u54cd\u5e94\uff0c\u800c\u4fdd\u9669\u4e1d\u5219\u5728\u4e25\u91cd\u8fc7\u538b\u65f6\u63d0\u4f9b\u6700\u540e\u4e00\u9053\u9632\u7ebf\u3002<\/p>\n\n\n\n

2. \u8fc7\u6d41\u4fdd\u62a4\uff08OCP\uff09<\/h3>\n\n\n\n

\u8fc7\u6d41\u4fdd\u62a4\u7535\u8def\u7528\u4e8e\u9632\u6b62\u7535\u6d41\u8fc7\u5927\u5bfc\u81f4\u7535\u6e90\u6216\u8d1f\u8f7d\u635f\u574f\u3002\u5e38\u89c1\u7684\u8fc7\u6d41\u4fdd\u62a4\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u7535\u6d41\u68c0\u6d4b\u7535\u963b\u3001\u8fc7\u6d41\u4fdd\u62a4\u82af\u7247\u548cMOSFET\u3002\u7535\u6d41\u68c0\u6d4b\u7535\u963b\u53ef\u4ee5\u5b9e\u65f6\u76d1\u6d4b\u7535\u6d41\uff0c\u8fc7\u6d41\u4fdd\u62a4\u82af\u7247\u5219\u5728\u7535\u6d41\u8d85\u8fc7\u8bbe\u5b9a\u503c\u65f6\u5207\u65ad\u7535\u6e90\uff0cMOSFET\u5219\u63d0\u4f9b\u5feb\u901f\u7684\u5f00\u5173\u64cd\u4f5c\u3002<\/p>\n\n\n\n

3. \u77ed\u8def\u4fdd\u62a4\uff08SCP\uff09<\/h3>\n\n\n\n

\u77ed\u8def\u4fdd\u62a4\u7535\u8def\u80fd\u591f\u5728\u8d1f\u8f7d\u77ed\u8def\u65f6\u8fc5\u901f\u5207\u65ad\u7535\u6e90\uff0c\u9632\u6b62\u7535\u6e90\u8fc7\u8f7d\u548c\u8bbe\u5907\u635f\u574f\u3002\u5e38\u89c1\u7684\u77ed\u8def\u4fdd\u62a4\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u4fdd\u9669\u4e1d\u3001\u77ed\u8def\u4fdd\u62a4\u82af\u7247\u548cMOSFET\u3002\u4fdd\u9669\u4e1d\u53ef\u4ee5\u63d0\u4f9b\u7269\u7406\u4e0a\u7684\u65ad\u5f00\uff0c\u77ed\u8def\u4fdd\u62a4\u82af\u7247\u5219\u5728\u68c0\u6d4b\u5230\u77ed\u8def\u65f6\u7acb\u5373\u5207\u65ad\u7535\u6e90\uff0cMOSFET\u5219\u7528\u4e8e\u5feb\u901f\u54cd\u5e94\u548c\u6062\u590d\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
\u4f20\u7edf\u65b9\u6848<\/th>\n\u6539\u8fdb\u65b9\u6848<\/th>\n<\/tr>\n
\u7ebf\u6027\u7a33\u538b\u5668<\/td>\n\u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668<\/td>\n<\/tr>\n
\u6548\u7387\u4f4e\uff08\u7ea660%\uff09<\/td>\n\u6548\u7387\u9ad8\uff08\u53ef\u8fbe90%\u4ee5\u4e0a\uff09<\/td>\n<\/tr>\n
\u53d1\u70ed\u4e25\u91cd<\/td>\n\u4f4e\u53d1\u70ed<\/td>\n<\/tr>\n
\u54cd\u5e94\u65f6\u95f4\u957f\uff08ms\u7ea7\uff09<\/td>\n\u54cd\u5e94\u65f6\u95f4\u77ed\uff08\u03bcs\u7ea7\uff09<\/td>\n<\/tr>\n
\u6210\u672c\u9ad8\uff08\u6bcf\u53f0\u7ea650\u5143\uff09<\/td>\n\u6210\u672c\u9002\u4e2d\uff08\u6bcf\u53f0\u7ea630\u5143\uff09<\/td>\n<\/tr>\n
\u65e0\u7535\u6c14\u9694\u79bb<\/td>\n\u53ef\u9009\u7535\u6c14\u9694\u79bb\uff08\u589e\u52a0\u6210\u672c\u7ea610\u5143\uff09<\/td>\n<\/tr>\n<\/table>\n\n\n\n

Q1: \u4e3a\u4ec0\u4e48\u9009\u62e9\u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668\u800c\u4e0d\u662f\u7ebf\u6027\u7a33\u538b\u5668\uff1f<\/h3>\n\n\n\n

\u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668\u5177\u6709\u66f4\u9ad8\u7684\u6548\u7387\u548c\u66f4\u4f4e\u7684\u53d1\u70ed\uff0c\u7279\u522b\u9002\u5408\u9700\u8981\u957f\u65f6\u95f4\u7a33\u5b9a\u5de5\u4f5c\u7684\u5de5\u4e1a\u73af\u5883\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u7ebf\u6027\u7a33\u538b\u5668\u867d\u7136\u7ed3\u6784\u7b80\u5355\uff0c\u4f46\u6548\u7387\u4f4e\u3001\u53d1\u70ed\u4e25\u91cd\uff0c\u5bb9\u6613\u5bfc\u81f4\u8bbe\u5907\u8fc7\u70ed\u548c\u635f\u574f\u3002\u56e0\u6b64\uff0c\u5f00\u5173\u578bDC-DC\u8f6c\u6362\u5668\u662f\u66f4\u4f18\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n

Q2: \u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u8fc7\u538b\u4fdd\u62a4\u5143\u4ef6\uff1f<\/h3>\n\n\n\n

\u9009\u62e9\u8fc7\u538b\u4fdd\u62a4\u5143\u4ef6\u65f6\uff0c\u5e94\u8003\u8651\u5176\u54cd\u5e94\u65f6\u95f4\u548c\u8010\u538b\u80fd\u529b\u3002\u7a33\u538b\u7ba1\u548c\u4fdd\u62a4\u82af\u7247\u5177\u6709\u5feb\u901f\u54cd\u5e94\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5373\u65f6\u4fdd\u62a4\u7684\u573a\u5408\u3002\u4fdd\u9669\u4e1d\u5219\u63d0\u4f9b\u6700\u540e\u4e00\u9053\u9632\u7ebf\uff0c\u9002\u7528\u4e8e\u4e25\u91cd\u8fc7\u538b\u7684\u60c5\u51b5\u3002\u7efc\u5408\u8003\u8651\u6210\u672c\u548c\u6027\u80fd\uff0c\u7a33\u538b\u7ba1\u548c\u4fdd\u62a4\u82af\u7247\u7684\u7ec4\u5408\u662f\u8f83\u4e3a\u7406\u60f3\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n

Q3: \u9694\u79bb\u578bDC-DC\u8f6c\u6362\u5668\u6709\u54ea\u4e9b\u5e94\u7528\u573a\u666f\uff1f<\/h3>\n\n\n\n

\u9694\u79bb\u578bDC-DC\u8f6c\u6362\u5668\u9002\u7528\u4e8e\u9700\u8981\u7535\u6c14\u9694\u79bb\u7684\u573a\u5408\uff0c\u5982\u9ad8\u538b\u8bbe\u5907\u7684\u63a7\u5236\u7535\u8def\u3001\u7535\u78c1\u5e72\u6270\u4e25\u91cd\u7684\u73af\u5883\u548c\u591a\u7535\u6e90\u7cfb\u7edf\u3002\u7535\u6c14\u9694\u79bb\u53ef\u4ee5\u9632\u6b62\u7535\u6e90\u6ce2\u52a8\u548c\u7535\u78c1\u5e72\u6270\u5bf9\u7cfb\u7edf\u7684\u5f71\u54cd\uff0c\u63d0\u9ad8\u6574\u4e2a\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n

\u201c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\uff0c\u7535\u6e90\u8bbe\u8ba1\u7684\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u5408\u7406\u7684\u7535\u6e90\u8f6c\u6362\u65b9\u6848\u548c\u4fdd\u62a4\u7535\u8def\u8bbe\u8ba1\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u7535\u63a7\u67dc\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002\u201d<\/p><\/blockquote>\n\n\n\n

\u5982\u679c\u60a8\u5728\u7535\u63a7\u67dcPCB\u6539\u9020\u3001\u4fe1\u53f7\u677f\u8bbe\u8ba1\u548c\u63a5\u7ebf\u4f18\u5316\u65b9\u9762\u6709\u9700\u6c42\uff0c\u6b22\u8fce\u54a8\u8be2\u79d2\u63a7\u79d1\u6280\u3002\u6211\u4eec\u63d0\u4f9b\u4e13\u4e1a\u7684\u975e\u6807\u81ea\u52a8\u5316\u89e3\u51b3\u65b9\u6848\uff0c\u5e2e\u52a9\u60a8\u5b9e\u73b0\u7535\u63a7\u67dc\u7684\u667a\u80fd\u5316\u548c\u9ad8\u6548\u5316\u3002<\/p>\n\n\n\n

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