{"id":13876,"date":"2023-08-21T02:58:23","date_gmt":"2023-08-21T02:58:23","guid":{"rendered":"https:\/\/www.rayzeek.com\/?p=13876"},"modified":"2023-12-26T08:41:14","modified_gmt":"2023-12-26T08:41:14","slug":"what-is-switched-mode-power-supply-smps","status":"publish","type":"post","link":"https:\/\/www.rayzeek.com\/zh_hk\/%e6%9c%af%e8%af%ad%e8%a1%a8\/%e4%bb%80%e4%b9%88%e6%98%af%e5%bc%80%e5%85%b3%e5%bc%8f%e7%94%b5%e6%ba%90-smps","title":{"rendered":"\u4ec0\u4e48\u662f\u5f00\u5173\u6a21\u5f0f\u7535\u6e90\uff08SMPS\uff09"},"content":{"rendered":"

\u4ec0\u4e48\u662f\u5f00\u5173\u6a21\u5f0f\u7535\u6e90\uff08SMPS\uff09<\/h2>

SMPS \u662f\u5f00\u5173\u6a21\u5f0f\u7535\u6e90\u7684\u7f29\u5199\uff0c\u662f\u7167\u660e\u884c\u4e1a\u5e38\u7528\u7684\u4e00\u79cd\u7535\u6e90\u3002\u5176\u8bbe\u8ba1\u76ee\u7684\u662f\u5229\u7528\u6676\u4f53\u7ba1\u6216 MOSFET \u7b49\u5f00\u5173\u5668\u4ef6\uff0c\u6709\u6548\u5730\u5c06\u7535\u529b\u4ece\u4e00\u79cd\u5f62\u5f0f\u8f6c\u6362\u4e3a\u53e6\u4e00\u79cd\u5f62\u5f0f\u3002\u4e0e\u4f20\u7edf\u7684\u7ebf\u6027\u7535\u6e90\u4e0d\u540c\uff0cSMPS \u5728\u9ad8\u9891\u7387\u4e0b\u5de5\u4f5c\uff0c\u53ef\u5b9e\u73b0\u66f4\u9ad8\u7684\u7535\u6e90\u8f6c\u6362\u6548\u7387\uff0c\u5e76\u51cf\u5c0f\u7535\u6e90\u7684\u5c3a\u5bf8\u548c\u91cd\u91cf\u3002<\/p>

SMPS \u7684\u8fd0\u884c\u6d89\u53ca\u51e0\u4e2a\u9636\u6bb5\uff1a<\/p>

\u4ece Rayzeek \u8fd0\u52a8\u4f20\u611f\u5668\u4ea7\u54c1\u7ec4\u5408\u4e2d\u83b7\u5f97\u7075\u611f\u3002<\/h3>

\u6ca1\u6709\u627e\u5230\u60a8\u60f3\u8981\u7684\uff1f\u522b\u62c5\u5fc3\u3002\u603b\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u89e3\u51b3\u60a8\u7684\u95ee\u9898\u3002\u4e5f\u8bb8\u6211\u4eec\u7684\u4f5c\u54c1\u96c6\u5c31\u80fd\u5e2e\u5230\u60a8\u3002<\/p>

PIR \u8fd0\u52a8\u4f20\u611f\u5668<\/p><\/a><\/div><\/div>

\u52d5\u4f5c\u611f\u61c9\u958b\u95dc<\/p><\/a><\/div><\/div>

\u4f54\u7528\u611f\u61c9\u5668<\/p><\/a><\/div><\/div>

\u7a7a\u8c03\u8fd0\u52a8\u4f20\u611f\u5668<\/p><\/a><\/div><\/div>

\u52d5\u4f5c\u611f\u61c9\u71c8\u5e36<\/p><\/a><\/div><\/div>

\u4f4e\u538b\u76f4\u6d41\u8fd0\u52a8\u4f20\u611f\u5668\/\u8c03\u5149\u5668<\/p><\/a><\/div><\/div>

\u65e0\u7ebf\u8fd0\u52a8\u4f20\u611f\u5668\u5957\u4ef6<\/p><\/a><\/div><\/div><\/div><\/div>

  • \u5728\u7b2c\u4e00\u9636\u6bb5\uff0c\u8f93\u5165\u7684\u4ea4\u6d41\u7535\u7ecf\u8fc7\u6574\u6d41\u548c\u6ee4\u6ce2\u540e\u4ea7\u751f\u76f4\u6d41\u4fe1\u53f7\u3002\u8fd9\u9700\u8981\u4f7f\u7528\u6574\u6d41\u5668\u548c\u8fc7\u6ee4\u5143\u4ef6\uff0c\u5c06\u4ea4\u6d41\u7535\u8f6c\u6362\u6210\u53ef\u7528\u7684\u76f4\u6d41\u7535\u3002 <\/li>\n\n
  • SMPS \u7684\u7b2c\u4e8c\u9636\u6bb5\u6d89\u53ca\u9ad8\u9891\u5f00\u5173\uff0c\u7531\u9ad8\u9891\u5f00\u5173\u5904\u7406\u76f4\u6d41\u4fe1\u53f7\uff0c\u4ea7\u751f\u9ad8\u9891\u8109\u52a8\u76f4\u6d41\u4fe1\u53f7\u3002\u8fd9\u79cd\u9ad8\u9891\u64cd\u4f5c\u53ef\u5b9e\u73b0\u9ad8\u6548\u7684\u529f\u7387\u8f6c\u6362\uff0c\u5e76\u8fdb\u4e00\u6b65\u51cf\u5c0f\u7535\u6e90\u7684\u4f53\u79ef\u548c\u91cd\u91cf\u3002<\/li>\n\n
  • SMPS \u7684\u7b2c\u4e09\u7ea7\u5305\u62ec\u4e00\u4e2a\u7535\u6e90\u53d8\u538b\u5668\u3002\u9ad8\u538b\u76f4\u6d41\u4fe1\u53f7\u88ab\u964d\u538b\u4e3a\u9002\u5f53\u7535\u5e73\u7684\u76f4\u6d41\u4fe1\u53f7\u3002\u53d8\u538b\u5668\u5728\u7535\u538b\u8f6c\u6362\u548c\u9694\u79bb\u65b9\u9762\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u53ef\u786e\u4fdd\u8f93\u51fa\u7535\u538b\u7b26\u5408\u6240\u9700\u7535\u5e73\u3002<\/li>\n\n
  • \u5728\u7b2c\u56db\u9636\u6bb5\uff0c\u5bf9\u964d\u538b\u76f4\u6d41\u4fe1\u53f7\u8fdb\u884c\u6574\u6d41\u548c\u6ee4\u6ce2\uff0c\u4ee5\u83b7\u5f97\u7a33\u5b9a\u6052\u5b9a\u7684\u76f4\u6d41\u8f93\u51fa\u3002\u8fd9\u4e00\u7ea7\u5bf9\u4e8e\u4fdd\u6301\u7a33\u5b9a\u7684\u8f93\u51fa\u7535\u538b\u3001\u907f\u514d\u6ce2\u52a8\u6216\u566a\u97f3\u81f3\u5173\u91cd\u8981\u3002<\/li>\n\n
  • SMPS \u7684\u6700\u540e\u4e00\u4e2a\u9636\u6bb5\u662f\u63a7\u5236\u7535\u8def\u3002\u8be5\u7535\u8def\u76d1\u63a7\u8f93\u51fa\u7535\u538b\u5e76\u52a8\u6001\u8c03\u8282\u9ad8\u9891\u5f00\u5173\uff0c\u4ee5\u4fdd\u6301\u6240\u9700\u7535\u538b\u7684\u8fde\u7eed\u8f93\u51fa\u6d41\u3002\u63a7\u5236\u7535\u8def\u8d1f\u8d23\u8c03\u8282\u8f93\u51fa\u7535\u538b\uff0c\u4f7f\u5176\u4fdd\u6301\u5728\u6307\u5b9a\u8303\u56f4\u5185\u3002<\/li><\/ul>

    \u5e38\u898b\u554f\u984c<\/h2>\n\n

    SMPS \u7684\u4f5c\u7528<\/h3><\/div><\/div>\n\n

    \u4e0e\u5176\u4ed6\u7c7b\u578b\u7684\u7535\u6e90\u4e00\u6837\uff0cSMPS \u7535\u6e90\u5c06\u7535\u529b\u4ece\u4ea4\u6d41\u63d2\u5ea7\u4f20\u8f93\u5230\u76f4\u6d41\u8bbe\u5907\u3002\u7136\u800c\uff0cSMPS \u7684\u4e0e\u4f17\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u5176\u8c03\u8282\u8f93\u51fa\u7535\u538b\u7684\u80fd\u529b\u3002\u65e0\u8bba\u8d1f\u8f7d\u5982\u4f55\u6ce2\u52a8\uff0c\u5b83\u90fd\u80fd\u8c03\u8282\u8f93\u51fa\u7535\u538b\uff0c\u4ee5\u786e\u4fdd\u7a33\u5b9a\u7684\u8f93\u51fa\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u5728\u7535\u6c14\u4e2d\u7684\u542b\u4e49<\/h3><\/div><\/div>\n\n

    \u5f00\u5173\u6a21\u5f0f\u7535\u6e90\uff08SMPS\uff09\u53c8\u79f0\u5f00\u5173\u7535\u6e90\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7535\u529b\u7cfb\u7edf\u4e2d\u7684\u9ad8\u6548\u529f\u7387\u8f6c\u6362\u3002\u5b83\u4eec\u4ece\u7535\u6e90\u7535\u538b\u4e2d\u83b7\u53d6\u4ea4\u6d41\u8f93\u5165\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u4f4e\u538b\u76f4\u6d41\u8f93\u51fa\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u6709\u54ea\u4e24\u79cd\u7c7b\u578b<\/h3><\/div><\/div>\n\n

    SMPS \u6839\u636e\u7535\u8def\u62d3\u6251\u7ed3\u6784\u53ef\u5206\u4e3a\u4e24\u7c7b\uff0c\u5373\u975e\u9694\u79bb\u5f0f\u8f6c\u6362\u5668\u548c\u9694\u79bb\u5f0f\u8f6c\u6362\u5668\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u662f\u5426\u662f\u4ea4\u6d41\u76f4\u6d41\u8f6c\u6362\u5668<\/h3><\/div><\/div>\n\n

    \u4e00\u822c\u6765\u8bf4\uff0cSMPS \u901a\u8fc7\u6574\u6d41\u5668\u548c\u8f93\u5165\u6ee4\u6ce2\u5668\u5c06\u4ea4\u6d41\u6e90\u7535\u538b\u8f6c\u6362\u4e3a\u76f4\u6d41\u7535\u538b\u3002\u7136\u540e\uff0c\u4f7f\u7528\u65a9\u6ce2\u5668\u5c06\u76f4\u6d41\u7535\u538b \"\u65a9\u6ce2\"\uff0c\u4ece\u800c\u5728\u53d8\u538b\u5668\u521d\u7ea7\u7ed5\u7ec4\u8f93\u5165\u7aef\u4ea7\u751f\u4e00\u7cfb\u5217\u65b9\u6ce2\u9ad8\u9891\u8109\u51b2\uff08\u9891\u7387\u8303\u56f4\u4e3a 20 kHz \u81f3 10 MHz\uff09\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u662f\u5426\u5fc5\u8981<\/h3><\/div><\/div>\n\n

    \u5f00\u5173\u6a21\u5f0f\u7535\u6e90 (SMPS) \u7684\u4e3b\u8981\u7528\u9014\u662f\u5c06\u672a\u8c03\u8282\u7684\u4ea4\u6d41\u6216\u76f4\u6d41\u7535\u538b\u8f6c\u6362\u4e3a\u9002\u7528\u4e8e\u8ba1\u7b97\u673a\u7b49\u7535\u5b50\u8bbe\u5907\u7684\u8c03\u8282\u76f4\u6d41\u7535\u538b\u3002\u8fd9\u79cd\u8f6c\u6362\u662f\u5fc5\u8981\u7684\uff0c\u56e0\u4e3a\u8ba1\u7b97\u673a\u548c\u5176\u4ed6\u7535\u5b50\u8bbe\u5907\u9700\u8981\u7a33\u5b9a\u9ad8\u6548\u7684\u7535\u6e90\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u4e3a\u4f55\u4f1a\u635f\u574f<\/h3><\/div><\/div>\n\n

    \u6c61\u57a2\u548c\u5916\u6765\u7269\u8d28\uff08\u5982\u9999\u70df\u70df\u96fe\u548c\u5ba4\u5185\u7070\u5c18\uff09\u53ef\u80fd\u4f1a\u635f\u574f SMPS\u3002\u6b64\u5916\uff0c\u8fc7\u70ed\u548c\u901a\u98ce\u6545\u969c\u4e5f\u662f SMPS \u6545\u969c\u7684\u5e38\u89c1\u539f\u56e0\u3002\u4e3a\u9632\u6b62\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\uff0c\u5fc5\u987b\u786e\u4fdd\u901a\u98ce\u5904\u6ca1\u6709\u7070\u5c18\u548c\u6742\u7269\u3002\u6b64\u5916\uff0c\u6700\u597d\u4e0d\u8981\u5c06 CPU \u653e\u5728\u5c01\u95ed\u7684\u684c\u5b50\u91cc\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    \u5982\u4f55\u68c0\u67e5 SMPS \u7535\u6e90<\/h3><\/div><\/div>\n\n

    \u867d\u7136\u501f\u52a9\u9694\u79bb\u53d8\u538b\u5668\u53ef\u4ee5\u8f7b\u677e\u5b8c\u6210\u7535\u538b\u6d4b\u91cf\uff0c\u4f46\u66f4\u6709\u6548\u7684\u65b9\u6cd5\u662f\u5229\u7528\u5dee\u5206\u63a2\u5934\u8fdb\u884c\u9ad8\u538b\u6d4b\u91cf\u3002\u5dee\u5206\u63a2\u5934\u914d\u6709\u4e24\u4e2a\u8f93\u5165\u7aef\uff0c\u4e13\u95e8\u7528\u4e8e\u6d4b\u91cf\u8fd9\u4e24\u4e2a\u8f93\u5165\u7aef\u4e4b\u95f4\u7684\u7535\u538b\u5dee\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u4e0e\u666e\u901a\u7535\u6e90\u6709\u4f55\u4e0d\u540c<\/h3><\/div><\/div>\n\n

    SMPS \u4e0e\u7ebf\u6027\u7535\u6e90\u7684\u533a\u522b\u5728\u4e8e\u5176\u5c06\u521d\u7ea7\u4ea4\u6d41\u7535\u538b\u8f6c\u6362\u4e3a\u8f93\u51fa\u76f4\u6d41\u7535\u538b\u7684\u65b9\u6cd5\u3002SMPS \u4e0d\u4f9d\u8d56\u7ebf\u6027\u65b9\u6cd5\uff0c\u800c\u662f\u91c7\u7528\u529f\u7387\u6676\u4f53\u7ba1\u6765\u4ea7\u751f\u9ad8\u9891\u7535\u538b\uff0c\u968f\u540e\u901a\u8fc7\u4e00\u4e2a\u7d27\u51d1\u578b\u53d8\u538b\u5668\u548c\u6ee4\u6ce2\u5668\u6765\u6d88\u9664\u4ea4\u6d41\u566a\u58f0\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u4e2d\u4f7f\u7528\u7684\u8bbe\u5907<\/h3><\/div><\/div>\n\n

    \u5728 SMPS \u4e2d\uff0c\u9006\u53d8\u5668\u91c7\u7528 PWM \u6280\u672f\u3002\u7136\u540e\u901a\u8fc7\u4e8c\u6781\u7ba1\u6574\u6d41\u5668\u5c06\u9006\u53d8\u5668\u7684\u8f93\u51fa\u8f6c\u6362\u4e3a\u76f4\u6d41\u7535\u538b\u3002\u7531\u4e8e\u9006\u53d8\u5668\u7684\u5de5\u4f5c\u9891\u7387\u8f83\u9ad8\uff0c\u56e0\u6b64\u53ef\u4ee5\u4f7f\u7528\u5c0f\u578b\u6ee4\u6ce2\u5668\u5143\u4ef6\u8f7b\u677e\u6ee4\u9664\u76f4\u6d41\u8f93\u51fa\u7535\u538b\u4e0a\u7684\u7eb9\u6ce2\u3002<\/p><\/div><\/div><\/div><\/div>\n\n

    SMPS \u4e2d\u4f7f\u7528\u54ea\u79cd\u5f00\u5173<\/h3><\/div><\/div>\n\n

    \u4e0e\u5176\u4ed6\u7535\u6e90\u4e00\u6837\uff0cSMPS \u5c06\u7535\u529b\u4ece\u76f4\u6d41\u6216\u4ea4\u6d41\u7535\u6e90\uff08\u901a\u5e38\u662f\u5e02\u7535\uff09\u4f20\u8f93\u5230\u4e2a\u4eba\u7535\u8111\u7b49\u76f4\u6d41\u8d1f\u8f7d\uff0c\u540c\u65f6\u8f6c\u6362\u7535\u538b\u548c\u7535\u6d41\u7279\u6027\u3002\u5b83\u5229\u7528\u9ad8\u9891\u5f00\u5173\u8f6c\u6362\u5668\u5c06\u76f4\u6d41\u8f6c\u6362\u4e3a\u76f4\u6d41\u3002<\/p><\/div><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"

    SMPS \u662f\u5f00\u5173\u6a21\u5f0f\u7535\u6e90\u7684\u7f29\u5199\uff0c\u662f\u7167\u660e\u884c\u4e1a\u5e38\u7528\u7684\u4e00\u79cd\u7535\u6e90\u3002\u5176\u8bbe\u8ba1\u76ee\u7684\u662f\u5229\u7528\u6676\u4f53\u7ba1\u6216 MOSFET \u7b49\u5f00\u5173\u5668\u4ef6\uff0c\u6709\u6548\u5730\u5c06\u7535\u529b\u4ece\u4e00\u79cd\u5f62\u5f0f\u8f6c\u6362\u4e3a\u53e6\u4e00\u79cd\u5f62\u5f0f\u3002<\/p>","protected":false},"author":4,"featured_media":12860,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"[{\"keyword\": \"power supply\", \"idxall\": 1, \"keywordtitlesimi\": 0.8463436961174011, \"keywordslugsimi\": 0.8463436961174011, \"paratitlesimi\": 0.6850572824478149, \"paraslugsimi\": 0.6850572824478149, \"slug\": \"what-is-power-supply\", \"title\": \"What is Power Supply\", \"id\": 14202}, {\"keyword\": \"lighting industry\", \"idxall\": 0, \"keywordtitlesimi\": 0.7885549306869507, \"keywordslugsimi\": 0.7885549306869507, \"paratitlesimi\": 0.5916579633951188, \"paraslugsimi\": 0.5916579633951188, \"slug\": \"tips-for-increasing-the-efficiency-of-commercial-lighting\", \"title\": \"Tips for Increasing the Efficiency of Commercial Lighting\", \"id\": 10327}]","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"Switched-Mode Power Supply (SMPS)","glossary_alter":"","glossary_def":"","article_task":"","footnotes":""},"categories":[102],"tags":[99],"class_list":["post-13876","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-glossary"],"yoast_head":"\nWhat is Switched-Mode Power Supply (SMPS) - Rayzeek<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rayzeek.com\/zh_hk\/\u672f\u8bed\u8868\/\u4ec0\u4e48\u662f\u5f00\u5173\u5f0f\u7535\u6e90-smps\" \/>\n<meta property=\"og:locale\" content=\"zh_HK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Switched-Mode Power Supply (SMPS) - Rayzeek\" \/>\n<meta property=\"og:description\" content=\"An SMPS, which stands for Switched-Mode Power Supply, is a type of power supply commonly used in the lighting industry. 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