{"id":1790,"date":"2025-06-07T08:09:18","date_gmt":"2025-06-07T00:09:18","guid":{"rendered":"https:\/\/xujiwei.com\/blog\/?p=1790"},"modified":"2025-06-07T08:09:18","modified_gmt":"2025-06-07T00:09:18","slug":"ch32v003-low-power-app","status":"publish","type":"post","link":"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/","title":{"rendered":"\u7535\u6d4115uA\u7eed\u822a1\u5e74\uff1fCH32V003\u4f4e\u529f\u8017\u5e94\u7528\u5c1d\u8bd5"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<p class=\"ez-toc-title\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69e34c90af60e\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" 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href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E5%BA%94%E7%94%A8%E8%AE%BE%E8%AE%A1%E5%8A%9F%E8%83%BD%E7%9B%AE%E6%A0%87\" title=\"\u5e94\u7528\u8bbe\u8ba1\u529f\u80fd\u76ee\u6807\">\u5e94\u7528\u8bbe\u8ba1\u529f\u80fd\u76ee\u6807<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#CH32V003_%E7%9A%84%E4%BD%8E%E5%8A%9F%E8%80%97%E6%A8%A1%E5%BC%8F\" title=\"CH32V003 \u7684\u4f4e\u529f\u8017\u6a21\u5f0f\">CH32V003 \u7684\u4f4e\u529f\u8017\u6a21\u5f0f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E5%BE%85%E6%9C%BA%E6%A8%A1%E5%BC%8F%E7%94%B5%E6%B5%81\" title=\"\u5f85\u673a\u6a21\u5f0f\u7535\u6d41\">\u5f85\u673a\u6a21\u5f0f\u7535\u6d41<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a 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href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#IPD_vs_Floating\" title=\"IPD vs. Floating\">IPD vs. Floating<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#I2C_%E4%B8%8A%E6%8B%89%E7%94%B5%E6%BA%90\" title=\"I2C \u4e0a\u62c9\u7535\u6e90\">I2C \u4e0a\u62c9\u7535\u6e90<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#E-ink_%E4%BC%91%E7%9C%A0_vs_PMOS_%E5%85%B3%E6%96%AD\" title=\"E-ink \u4f11\u7720 vs. PMOS \u5173\u65ad\">E-ink \u4f11\u7720 vs. PMOS \u5173\u65ad<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E5%8E%BB%E6%8E%89_LDO\" title=\"\u53bb\u6389 LDO\">\u53bb\u6389 LDO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E6%9C%80%E7%BB%88%E5%8A%9F%E8%80%97%E6%B5%8B%E8%AF%95\" title=\"\u6700\u7ec8\u529f\u8017\u6d4b\u8bd5\">\u6700\u7ec8\u529f\u8017\u6d4b\u8bd5<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E9%94%82%E7%94%B5%E6%B1%A0%E6%94%BE%E7%94%B5%E6%9B%B2%E7%BA%BF%E7%9A%84%E5%9D%91\" title=\"\u9502\u7535\u6c60\u653e\u7535\u66f2\u7ebf\u7684\u5751\">\u9502\u7535\u6c60\u653e\u7535\u66f2\u7ebf\u7684\u5751<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E4%B8%80%E7%82%B9%E7%82%B9%E4%BD%93%E4%BC%9A\" title=\"\u4e00\u70b9\u70b9\u4f53\u4f1a\">\u4e00\u70b9\u70b9\u4f53\u4f1a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/#%E5%8F%82%E8%80%83%E8%B5%84%E6%96%99\" title=\"\u53c2\u8003\u8d44\u6599\">\u53c2\u8003\u8d44\u6599<\/a><\/li><\/ul><\/nav><\/div>\n<p>\u5728\u51e0\u5468\u524d\uff0c\u6211\u5c1d\u8bd5\u4e86\u7528 CH32V003 \u8fd9\u9897\u51e0\u6bdb\u94b1\u7684 MCU \u6765\u9a71\u52a8\u7535\u5b50\u58a8\u6c34\u5c4f\uff08\u6587\u7ae0\u89c1 <a href=\"https:\/\/mp.weixin.qq.com\/s\/Clx_0lq74OCrsITft1gx0Q\">\u300a7\u6bdb\u94b1\u7684 MCU CH32V003 \u9a71\u52a8 1.54 \u5bf8\u7535\u5b50\u58a8\u6c34\u5c4f\u300b<\/a>\uff09\uff0c\u4e3b\u8981\u662f\u4e3a\u4e86\u60f3\u8bd5\u8bd5\u4f4e\u529f\u8017\u5e94\u7528\u7684\u5f00\u53d1\u3002<\/p>\n<p>\u4e4b\u524d\u4e00\u76f4\u73a9\u7684 ESP32\uff0c\u603b\u4f53\u6765\u8bf4\u529f\u8017\u8fd8\u662f\u6bd4\u8f83\u5927\uff0c\u5728\u67e5\u4e86 CH32V003 \u7684\u624b\u518c\u4e4b\u540e\uff0c\u770b\u5230\u5b83\u7684\u5f85\u673a\u6a21\u5f0f\u7535\u6d41\u53ef\u4ee5\u5230\u5c0f\u4e8e 10uA\uff0c\u5c31\u51c6\u5907\u8bd5\u8bd5\u770b\u3002<\/p>\n<p><strong>PS. \u8fd9\u7bc7\u4e3b\u8981\u662f\u4ece\u4e00\u4e2a\u65b0\u624b\u7684\u89d2\u5ea6\u53bb\u4e86\u89e3\u4e86\u4e00\u4e0b\u4f4e\u529f\u8017\u5e94\u7528\u5f00\u53d1\uff0c\u4ee5\u53ca\u8bb0\u5f55\u5728\u529f\u8017\u4f18\u5316\u4e2d\u8e29\u7684\u5751\uff0c\u5982\u6709\u4e0d\u8db3\u6216\u5dee\u9519\uff0c\u8fd8\u8bf7\u6307\u70b9\u3002<\/strong> <\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%BA%94%E7%94%A8%E8%AE%BE%E8%AE%A1%E5%8A%9F%E8%83%BD%E7%9B%AE%E6%A0%87\"><\/span>\u5e94\u7528\u8bbe\u8ba1\u529f\u80fd\u76ee\u6807<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e4b\u524d\u5df2\u7ecf\u5b8c\u6210\u4e86\u58a8\u6c34\u5c4f\u7684\u9a71\u52a8\uff0c\u5927\u6982\u8bbe\u8ba1\u4e86\u4e00\u4e9b\u8fd9\u4e2a\u8bbe\u5907\u7684\u529f\u80fd\u76ee\u6807\uff1a<\/p>\n<ul>\n<li>\u6bcf 10 \u5206\u949f\u66f4\u65b0\u4e00\u6b21\u5c4f\u5e55\uff0c\u663e\u793a\u4e0e\u6807\u8bb0\u65f6\u95f4\u7684\u95f4\u9694<\/li>\n<li>\u5982\u679c\u6ca1\u6709\u6309\u4f4f\u529f\u80fd\u952e\uff0c\u5524\u9192\u65f6\u53ea\u66f4\u65b0\u5c4f\u5e55<\/li>\n<li>\u7eed\u822a\u53ef\u4ee5\u5230\u8fbe\u534a\u5e74\u4ee5\u4e0a<\/li>\n<\/ul>\n<p>\u53e6\u5916\u8fd9\u91cc\u7528\u4e86 RTC \u82af\u7247\u4f5c\u4e3a\u65f6\u949f\uff0c\u67e5\u4e86\u6570\u636e\u624b\u518c\uff0c\u529f\u8017 0.1uA \u4ee5\u5185\uff0c\u5c31\u4e0d\u7528\u989d\u5916\u8003\u8651\u4e86 \ud83d\ude48\u3002<\/p>\n<p>\u6700\u8fd1\u4e00\u76f4\u5728\u7528\u7684 MCU \u662f CH32V003\uff0c\u6bd4\u8f83\u719f\u6089\uff0c\u4e3b\u63a7\u8fd8\u662f\u9009\u5b83\u4e86\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"CH32V003_%E7%9A%84%E4%BD%8E%E5%8A%9F%E8%80%97%E6%A8%A1%E5%BC%8F\"><\/span>CH32V003 \u7684\u4f4e\u529f\u8017\u6a21\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>CH32V003 \u5b98\u7f51\uff1a<a href=\"https:\/\/www.wch.cn\/products\/CH32V003.html\">https:\/\/www.wch.cn\/products\/CH32V003.html<\/a><\/p>\n<p>\u6839\u636e CH32V003 \u7684\u6570\u636e\u624b\u518c\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e24\u79cd\u4f4e\u529f\u8017\u6a21\u5f0f\uff1a<\/p>\n<ul>\n<li>\u7761\u7720\u6a21\u5f0f<\/li>\n<li>\u5f85\u673a\u6a21\u5f0f<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u56e0\u4e3a\u5e94\u7528\u672c\u8eab\u5728\u5927\u90e8\u5206\u65f6\u95f4\u91cc\uff0cMCU \u90fd\u4e0d\u9700\u8981\u5de5\u4f5c\uff0c\u4e5f\u4e0d\u9700\u8981\u5237\u65b0\u5c4f\u5e55\uff0c\u4e3a\u4e86\u8fbe\u5230\u6700\u957f\u7eed\u822a\u65f6\u95f4\uff0c\u5c31\u9009\u7528\u5f85\u673a\u6a21\u5f0f\u4e86\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-2.jpg\" alt=\"ch32v003-low-power-dev-2\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%BE%85%E6%9C%BA%E6%A8%A1%E5%BC%8F%E7%94%B5%E6%B5%81\"><\/span>\u5f85\u673a\u6a21\u5f0f\u7535\u6d41<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728\u6570\u636e\u624b\u518c\u91cc\u53ef\u4ee5\u770b\u5230\uff0c3.3V \u4f9b\u7535\u7684\u60c5\u51b5\u4e0b\uff0c\u5f00\u542f LSI \u5f85\u673a\u6a21\u5f0f\u4e0b\u53ea\u6709 9.1uA \u7684\u7535\u6d41\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-3.jpg\" alt=\"ch32v003-low-power-dev-3\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E7%BB%AD%E8%88%AA%E9%A2%84%E4%BC%B0\"><\/span>\u7eed\u822a\u9884\u4f30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e3a\u4e86\u8ba9\u58a8\u6c34\u5c4f\u4e0a\u7684\u65f6\u95f4\u80fd\u53ca\u65f6\u66f4\u65b0\uff0c\u8fd9\u91cc\u8bbe\u7f6e\u4e3a 10 \u5206\u949f\u5237\u65b0\u4e00\u6b21\uff0c\u5237\u65b0\u4e00\u6b21\u65f6\u95f4\u5168\u90e8\u65f6\u95f4\u5927\u6982 3s\uff0c\u671f\u95f4\u5e73\u5747\u6d88\u8017\u7535\u6d41\u4e3a 5mA\uff0c\u5e76\u4e14\u5f85\u673a\u671f\u95f4\uff0c\u6574\u4f53\u7535\u6d41\u53ef\u4ee5\u964d\u5230 10uA \u7684\u8bdd\uff0c\u90a3\u4e48\u5982\u679c\u4f7f\u7528\u4e00\u5757 400mA \u7684\u9502\u7535\u6c60\uff0c\u53ef\u4ee5\u5927\u6982\u8ba1\u7b97\u4e00\u4e0b\u7406\u8bba\u7eed\u822a\u53ef\u4ee5\u5230\u591a\u4e45\u3002<\/p>\n<p><strong>\u8ba1\u7b97\u516c\u5f0f\uff1a<\/strong><\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-4.png\" alt=\"ch32v003-low-power-dev-4\" \/><\/p>\n<p><strong>\u4ee3\u5165\u6570\u503c\uff1a<\/strong><\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-5.png\" alt=\"ch32v003-low-power-dev-5\" \/><\/p>\n<p>\u5728\u8fd9\u79cd\u5de5\u51b5\u4e0b\uff0c\u7406\u8bba\u7eed\u822a\u8d85\u8fc7\u4e00\u5e74\u4e86\uff0c\u5df2\u7ecf\u8d85\u8fc7\u6211\u7684\u9884\u671f\u4e86 \ud83d\ude48\u3002<\/p>\n<p>\u5f53\u7136\u8fd9\u4e9b\u662f\u5728\u6ca1\u6709\u9502\u7535\u6c60\u7684\u81ea\u653e\u7535\uff0c\u4ee5\u53ca\u5b9e\u9645\u5de5\u51b5\u662f\u5426\u5982\u6b64\u7406\u60f3\u7684\u60c5\u51b5\u4e0b\u8ba1\u7b97\u5f97\u51fa\u7684\uff0c\u5b9e\u9645\u7eed\u822a\u5e94\u8be5\u662f\u6ca1\u529e\u6cd5\u5230\u8fd9\u4e48\u957f\u7684\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E8%87%AA%E5%8A%A8%E5%94%A4%E9%86%92_AutoWakUp\"><\/span>\u81ea\u52a8\u5524\u9192 AutoWakUp<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5728\u5b98\u65b9\u4f8b\u7a0b\u7684 PWR\/Standby_Mode \u793a\u4f8b\u4e2d\uff0c\u6f14\u793a\u4e86\u901a\u8fc7 AWU \u4e8b\u4ef6\u6765\u5524\u9192 MCU\uff0c\u6765\u7ee7\u7eed\u6267\u884c\u4ee3\u7801\uff1a<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-6.png\" alt=\"ch32v003-low-power-dev-6\" \/><\/p>\n<p>\u4f46\u662f\u6211\u6ca1\u592a\u5f04\u660e\u767d\u8fd9\u91cc\u65f6\u95f4\u600e\u4e48\u8ba1\u7b97\u7684\uff0c\u5e78\u597d AI \u7ed9\u4e86\u6211\u7b54\u6848 \ud83d\ude02\uff0c\u5728\u8be2\u95ee\u4e86 DeepSeek \u4e4b\u540e\uff0c\u7ed9\u4e86\u8ba1\u7b97\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u5b9e\u73b0\u66f4\u957f\u7684\u5f85\u673a\u65f6\u95f4\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-7.png\" alt=\"ch32v003-low-power-dev-7\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8A%9F%E8%80%97%E4%BC%98%E5%8C%96%E4%B9%8B%E8%B7%AF\"><\/span>\u529f\u8017\u4f18\u5316\u4e4b\u8def<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4f5c\u4e3a\u4e00\u4e2a\u65b0\u624b\uff0cPCB \u539f\u7406\u56fe\u8bbe\u8ba1\u4e00\u5f00\u59cb\u4e5f\u53ea\u80fd\u4fdd\u969c\u4e00\u4e0b\u6574\u4f53\u8dd1\u901a\uff0c\u81f3\u4e8e\u4f4e\u529f\u8017\u54ea\u91cc\u6709\u5751\u662f\u5b8c\u5168\u4e0d\u77e5\u9053\u7684\uff0c\u53ea\u80fd\u4e00\u6b65\u4e00\u6b65\u8c03\u8bd5\u53d1\u73b0\u4e86\u3002<\/p>\n<p>\u5728\u5f00\u59cb\u9a8c\u8bc1\u677f\u8fdb\u884c\u6d4b\u8bd5\u7684\u65f6\u5019\u53d1\u73b0\uff0c\u5373\u4f7f\u5df2\u7ecf\u8fdb\u5165\u4f11\u7720\u6a21\u5f0f\uff0c\u58a8\u6c34\u5c4f\u4e5f\u8fdb\u5165\u4f11\u7720\u6a21\u5f0f\uff0c\u7535\u6d41\u8fd8\u662f\u6709 280uA\uff0c\u5c31\u5f00\u59cb\u4e86\u6f2b\u6f2b\u6392\u67e5\u8def\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"IPD_vs_Floating\"><\/span>IPD vs. Floating<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728\u5b98\u65b9\u4f8b\u7a0b\u4e2d\uff0cStandby_Mode \u4f1a\u5c06\u6240\u6709 GPIO \u8bbe\u7f6e\u4e3a\u8f93\u5165\u4e0b\u62c9\u6a21\u5f0f\uff08IPD\uff09\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-8.png\" alt=\"ch32v003-low-power-dev-8\" \/><\/p>\n<p>\u8fd9\u7406\u8bba\u4e0a\u5e94\u8be5\u6ca1\u6709\u95ee\u9898\uff0c\u4f46\u662f\u4e0d\u77e5\u9053\u4e3a\u4ec0\u4e48\uff0c\u5728\u6211\u628a GPIO Mode \u6539\u6210 <code>GPIO_Mode_IN_FLOATING<\/code> \u540e\uff0c\u6574\u4f53\u529f\u8017\u4ece 280uA \u964d\u5230\u4e86 180uA\uff0c\u53ef\u80fd\u662f\u56e0\u4e3a I2C \u4e0a\u62c9\u4ee5\u53ca\u58a8\u6c34\u5c4f\u9a71\u52a8\u677f\u54ea\u91cc\u8fd8\u5b58\u5728\u7535\u6d41\u56de\u8def\uff0c\u5bfc\u81f4\u4e86\u989d\u5916\u7684\u6d88\u8017\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"I2C_%E4%B8%8A%E6%8B%89%E7%94%B5%E6%BA%90\"><\/span>I2C \u4e0a\u62c9\u7535\u6e90<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728\u4e00\u5f00\u59cb\uff0cI2C \u4e0a\u62c9\u7535\u963b\u4e5f\u662f\u76f4\u63a5\u8fde\u63a5\u5230\u4e86\u7535\u6e90\u8f93\u5165\u4e0a\uff0c\u8fd9\u5e94\u8be5\u5c31\u5bfc\u81f4\u4e86\u4e0a\u9762 <code>Input Pull down<\/code> \u6539\u6210 <code>Input Floating<\/code> \u4e4b\u540e\u6240\u5f97\u5230\u7684\u529f\u8017\u4f18\u5316\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-9.png\" alt=\"ch32v003-low-power-dev-9\" \/><\/p>\n<p>\u540e\u9762\u4e3a\u4e86\u907f\u514d\u53ef\u80fd\u5b58\u5728\u7684 I2C \u4e0a\u62c9\u635f\u8017\uff0c\u6211\u4e5f\u7ed9\u5b83\u52a0\u4e0a\u4e86 PMOS \u63a7\u5236\u7535\u6e90 \ud83d\ude48\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"E-ink_%E4%BC%91%E7%9C%A0_vs_PMOS_%E5%85%B3%E6%96%AD\"><\/span>E-ink \u4f11\u7720 vs. PMOS \u5173\u65ad<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7535\u5b50\u58a8\u6c34\u5c4f\u63a7\u5236\u5668\u672c\u8eab\u662f\u6709\u4f11\u7720\u6a21\u5f0f\u7684\uff0c\u4f46\u662f\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u53d1\u73b0\u5373\u4f7f\u4f11\u7720\u4e86\u8fd8\u662f\u4f1a\u5b58\u5728\u529f\u8017\u6bd4\u8f83\u5927\u7684\u60c5\u51b5\uff0c\u5728\u6ca1\u529e\u6cd5\u786e\u5b9a\u662f\u9a71\u52a8\u7535\u8def\u7684\u95ee\u9898\uff0c\u8fd8\u662f\u63a7\u5236\u5668\u672c\u8eab\u7684\u95ee\u9898\u7684\u60c5\u51b5\u4e0b\uff0c\u51b3\u5b9a\u76f4\u63a5\u7b80\u5355\u7c97\u66b4\u7684\u89e3\u51b3\uff0c\u5728\u58a8\u6c34\u5c4f\u7684\u4f9b\u7535\u524d\u52a0\u4e0a PMOS \u63a7\u5236\uff0c\u7535\u5b50\u58a8\u6c34\u5c4f\u5237\u65b0\u5b8c\u76f4\u63a5\u65ad\u7535\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-10.png\" alt=\"ch32v003-low-power-dev-10\" \/><\/p>\n<p>\u8fd9\u6837\u64cd\u4f5c\u4e4b\u540e\uff0c\u6574\u4f53\u529f\u8017\u4ece 180uA \u964d\u5230\u4e86 80uA\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%BB%E6%8E%89_LDO\"><\/span>\u53bb\u6389 LDO<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7ecf\u8fc7\u4e00\u756a\u4f18\u5316\u4e4b\u540e\uff0c\u53d1\u73b0\u7535\u6d41\u8fd8\u662f\u6709 80uA\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c06\u76ee\u5149\u653e\u5230\u4e86 LDO \u4e0a\uff0c\u6211\u4e5f\u4e0a\u7f51\u641c\u5230\u4e86\u4e00\u7bc7\u6587\u7ae0\u4ecb\u7ecd LDO \u53c2\u6570\u5728\u5b9e\u9645\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u5b58\u5728\u7684\u7406\u89e3\u504f\u5dee\u3002<\/p>\n<p><strong>\u7535\u5b50\u5de5\u7a0b\u5e08\u624b\u8bb0\uff1a\u8d85\u4f4e\u529f\u8017LDO\u9009\u62e9\u6307\u5357<\/strong>\uff1a<a href=\"https:\/\/haipeng.me\/2020\/08\/27\/ultra-low-iq-ldo-guide\/\">https:\/\/haipeng.me\/2020\/08\/27\/ultra-low-iq-ldo-guide\/<\/a><\/p>\n<blockquote>\n<p>\u6839\u636e\u9759\u6001\u7535\u6d41\u7684\u5b9a\u4e49\uff0cIq\u662f\u6307<strong>\u6ca1\u6709\u4efb\u4f55\u8d1f\u8f7d<\/strong>\uff08No Load\uff09\u7684\u60c5\u51b5\u4e0b\u7684\u63a5\u5730\u7535\u6d41\u6d88\u8017\u3002\u6240\u4ee5\u5bf9\u5b9e\u9645\u7684\u5e94\u7528\u800c\u8a00\uff0cIq\u6709\u65f6\u5c31\u6210\u4e3a\u4e86\u4e00\u4e2a\u4f1a\u201c\u9a97\u4eba\u201d\u7684\u53c2\u6570\uff0c\u56e0\u4e3a\u5728\u5b9e\u9645\u7535\u8def\u5e94\u7528\u4e2d\uff0c\u51e0\u4e4e\u4e0d\u4f1a\u51fa\u73b0\u201c\u5b8c\u5168\u6ca1\u6709\u4efb\u4f55\u8d1f\u8f7d\u201d\u7684\u60c5\u51b5\u4e0b\u3002<\/p>\n<\/blockquote>\n<p>\u8fd9\u5c31\u7b80\u5355\u4e86\uff0cCH32V003 \u672c\u8eab\u662f\u652f\u6301\u6700\u5927 5.5V \u4f9b\u7535\uff0c\u5b8c\u5168\u53ef\u4ee5\u76f4\u63a5\u4ece\u7535\u6c60\u4f9b\u7535\uff0c\u4f46\u662f\u56e0\u4e3a\u7535\u5b50\u58a8\u6c34\u5c4f\u6700\u5927\u652f\u6301 3.7V\uff0c\u8fd8\u662f\u9700\u8981\u60f3\u529e\u6cd5\u964d\u4e2a\u538b\uff0c\u8fd9\u4e2a\u65f6\u5019\u60f3\u5230\u4e86\u901a\u7528\u4e8c\u6781\u7ba1\u3002\u538b\u964d 0.5V\uff0c\u76f4\u63a5\u4e32\u8054\u5230\u7535\u6c60\u548c\u4f9b\u7535\u4e2d\u95f4\uff0c\u521a\u521a\u597d\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-11.png\" alt=\"ch32v003-low-power-dev-11\" \/><\/p>\n<p>\u518d\u6d4b\u8bd5\u4e00\u4e0b\u529f\u8017\uff0c\u5c31\u5dee\u4e0d\u591a\u4ece 80uA \u964d\u5230\u4e86 28uA\uff0c\u4f46\u662f\u8fd9\u4e2a\u6570\u503c\u4e00\u76f4\u5728\u6ce2\u52a8\uff0c\u53ef\u80fd\u8ddf\u4e07\u7528\u8868\u7684\u7cbe\u5ea6\u4ee5\u53ca MCU \u5de5\u4f5c\u72b6\u6001\u76f8\u5173\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E6%9C%80%E7%BB%88%E5%8A%9F%E8%80%97%E6%B5%8B%E8%AF%95\"><\/span>\u6700\u7ec8\u529f\u8017\u6d4b\u8bd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728\u4fee\u6539\u5b8c\u4ee5\u4e0a\u6240\u6709\u95ee\u9898\u4e4b\u540e\uff0c\u6700\u7ec8\u6253\u4e86\u5757\u677f\u5b50\u6d4b\u8bd5 3.3V \u4f9b\u7535\u65f6\u7535\u6d41\uff0c\u57fa\u672c\u4e0a\u53ef\u4ee5\u7a33\u5b9a\u5728 10 \u51e0 uA \u4e86\uff0c\u4e0b\u9762\u662f\u6d4b\u8bd5\u7684\u65f6\u5019\uff0c\u5f85\u673a\u65f6\u7535\u6d41\u6d88\u8017\u5dee\u4e0d\u591a 17uA\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2025\/05\/ch32v003-low-power-dev-12.jpg\" alt=\"ch32v003-low-power-dev-12\" \/><\/p>\n<p>\u4e0d\u8fc7\u8fd9\u4e2a\u53ea\u662f\u77ac\u65f6\u7535\u6d41\uff0c\u4e0d\u80fd\u5b8c\u5168\u4f53\u73b0\u51fa\u5728\u6301\u7eed\u5de5\u4f5c\u8fc7\u7a0b\u4e2d\u7684\u7535\u6d41\u6d88\u8017\uff0c\u9700\u8981\u4e70\u4e2a\u529f\u8017\u5206\u6790\u4eea\u624d\u80fd\u51c6\u786e\u6d4b\u8bd5\u51fa\u529f\u8017\u8868\u73b0\u548c\u8ba1\u7b97\u7eed\u822a\u3002<\/p>\n<p>\u4f46\u662f\u4ece\u7ed3\u679c\u4e0a\u6765\u8bf4\uff0c\u6211\u5df2\u7ecf\u6ee1\u610f\u4e86\uff0c\u5c31\u7b97\u7eed\u822a\u4e0d\u5230\u4e00\u5e74\uff0c\u603b\u8be5\u591f\u534a\u5e74\u5427 \ud83d\ude48\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%94%82%E7%94%B5%E6%B1%A0%E6%94%BE%E7%94%B5%E6%9B%B2%E7%BA%BF%E7%9A%84%E5%9D%91\"><\/span>\u9502\u7535\u6c60\u653e\u7535\u66f2\u7ebf\u7684\u5751<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5728\u5f00\u59cb\u6d4b\u8bd5\u7684\u65f6\u5019\uff0c\u53d1\u73b0\u9502\u7535\u6c60\u7535\u538b\u6389\u5f97\u5f88\u5feb\uff0c3 \u5929\u5de6\u53f3\u5c31\u4ece 4.140V \u964d\u5230 4.060V\uff0c\u5982\u679c\u6309\u7ebf\u6027\u964d\u5230 3.7V \u6765\u7b97\uff0c\u8fd9\u7eed\u822a\u53ea\u6709\u4e00\u4e2a\u6708\u4e86 \ud83d\ude02\u3002<\/p>\n<p>\u4e0d\u8fc7\u5e78\u597d\u540e\u9762\u5728\u964d\u5230 4.038V \u65f6\uff0c3 \u5929\u4e86\u4e5f\u53ea\u964d\u5230 4.034V\uff0c\u8fd9\u6837\u4e00\u7b97\uff0c\u53ef\u80fd\u7eed\u822a\u8fd8\u662f\u6709\u4e00\u70b9\u4fdd\u969c\u7684\u3002<\/p>\n<p>\u4e5f\u8bb8\u8be5\u53bb\u4e70\u4e2a\u529f\u8017\u5206\u6790\u4eea\u6765\u6d4b\u91cf\u51fa\u51c6\u786e\u6570\u636e\u4e86\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%80%E7%82%B9%E7%82%B9%E4%BD%93%E4%BC%9A\"><\/span>\u4e00\u70b9\u70b9\u4f53\u4f1a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u751f\u6d3b\u4e2d\u5e38\u89c1\u7684\u8bbe\u5907\u53ef\u80fd\u90fd\u662f\u51e0 W \u51e0\u5341 W \u7684\u529f\u8017\uff0c\u6839\u672c\u4e0d\u4f1a\u5728\u610f\u90a3\u4e00\u70b9\u70b9 uA \u7ea7\u522b\u7684\u7535\u6d41\u6d88\u8017\uff0c\u4f46\u662f\u5728\u4f4e\u529f\u8017\u7684\u4e16\u754c\u91cc\uff0c\u4e00\u70b9\u70b9\u6f0f\u6d1e\u53ef\u80fd\u5c31\u4f1a\u628a\u7eed\u822a\u5e72\u8db4\u4e0b\uff0c\u8fd8\u662f\u5f97\u6b63\u7ecf\u4ea7\u54c1\u7684\u5f00\u53d1\u4fdd\u6301\u656c\u754f\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8F%82%E8%80%83%E8%B5%84%E6%96%99\"><\/span>\u53c2\u8003\u8d44\u6599<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><a href=\"https:\/\/haipeng.me\/2020\/08\/27\/ultra-low-iq-ldo-guide\/\">https:\/\/haipeng.me\/2020\/08\/27\/ultra-low-iq-ldo-guide\/<\/a><\/li>\n<li><a href=\"https:\/\/www.wch.cn\/products\/CH32V003.html\">https:\/\/www.wch.cn\/products\/CH32V003.html<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u51e0\u5468\u524d\uff0c\u6211\u5c1d\u8bd5\u4e86\u7528 CH32V003 \u8fd9\u9897\u51e0\u6bdb\u94b1\u7684 MCU \u6765\u9a71\u52a8\u7535\u5b50\u58a8\u6c34\u5c4f\uff08 &hellip;<\/p>\n<p class=\"read-more\"><a href=\"https:\/\/xujiwei.com\/blog\/2025\/06\/ch32v003-low-power-app\/\">\u7ee7\u7eed\u9605\u8bfb &raquo;<\/a><\/p>\n","protected":false},"author":2,"featured_media":1746,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[402],"tags":[359,456,370,386],"_links":{"self":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts\/1790"}],"collection":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/comments?post=1790"}],"version-history":[{"count":0,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts\/1790\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/media\/1746"}],"wp:attachment":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/media?parent=1790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/categories?post=1790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/tags?post=1790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}