{"id":149,"date":"2016-04-14T13:51:55","date_gmt":"2016-04-14T13:51:55","guid":{"rendered":""},"modified":"2016-04-14T21:52:56","modified_gmt":"2016-04-14T13:52:56","slug":"led%e7%94%b5%e6%ba%90%e8%af%a6%e7%bb%86%e6%a6%82%e8%bf%b0","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=149","title":{"rendered":"LED\u7535\u6e90\u8be6\u7ec6\u6982\u8ff0"},"content":{"rendered":"<h3 id=\"dzt181\" style=\"color: rgb(68, 68, 68); font-family: Arial, Helvetica, sans-serif; line-height: 25px;\">\n\tLED\u7535\u6e90\u6982\u8ff0<\/h3>\n<div id=\"article_body\" style=\"color: rgb(68, 68, 68); font-family: Arial, Helvetica, sans-serif; line-height: 25px;\">\n<ul>\n<li>\n\t\t\t\u628a\u5176\u4ed6\u5f62\u5f0f\u7684\u80fd\u8f6c\u6362\u6210\u7535\u80fd\u7684\u88c5\u7f6e\u53eb\u505a<b>\u7535\u6e90<\/b>\u3002\u53d1\u7535\u673a\u80fd\u628a\u673a\u68b0\u80fd\u8f6c\u6362\u6210\u7535\u80fd\uff0c\u5e72<b>\u7535\u6c60<\/b>\u80fd\u628a\u5316\u5b66\u80fd\u8f6c\u6362\u6210\u7535\u80fd.\u53d1\u7535\u673a.\u7535\u6c60\u672c\u8eab\u5e76\u4e0d\u5e26\u7535,\u5b83\u7684\u4e24\u6781\u5206\u522b\u6709\u6b63\u8d1f\u7535\u8377,\u7531\u6b63\u8d1f\u7535\u8377\u4ea7\u751f\u7535\u538b(<b>\u7535\u6d41<\/b>\u662f\u7535\u8377\u5728\u7535\u538b\u7684\u4f5c\u7528\u4e0b\u5b9a\u5411\u79fb\u52a8\u800c\u5f62\u6210\u7684),\u7535\u8377\u5bfc\u4f53\u91cc\u672c\u6765\u5c31\u6709,\u8981\u4ea7\u751f\u7535\u6d41\u53ea\u9700\u8981\u52a0\u4e0a\u7535\u538b\u5373\u53ef,\u5f53\u7535\u6c60\u4e24\u6781\u63a5\u4e0a\u5bfc\u4f53\u65f6\u4e3a\u4e86\u4ea7\u751f\u7535\u6d41\u800c\u628a\u6b63\u8d1f\u7535\u8377\u91ca\u653e\u51fa\u53bb,\u5f53\u7535\u8377\u6563\u5c3d\u65f6,\u4e5f\u5c31\u8377\u5c3d\u6d41(\u538b)\u6d88\u4e86.\u5e72\u7535\u6c60\u7b49\u53eb\u505a\u7535\u6e90\u3002\u901a\u8fc7<b>\u53d8\u538b\u5668<\/b>\u548c<b>\u6574\u6d41\u5668<\/b>\uff0c\u628a\u4ea4\u6d41\u7535\u53d8\u6210\u76f4\u6d41\u7535\u7684\u88c5\u7f6e\u53eb\u505a\u6574\u6d41\u7535\u6e90\u3002\u80fd\u63d0\u4f9b\u4fe1\u53f7\u7684<b>\u7535\u5b50\u8bbe\u5907<\/b>\u53eb\u505a<b>\u4fe1\u53f7\u6e90<\/b>\u3002\u6676\u4f53\u4e09\u6781\u7ba1\u80fd\u628a\u524d\u9762\u9001\u6765\u7684\u4fe1\u53f7\u52a0\u4ee5\u653e\u5927\uff0c\u53c8\u628a\u653e\u5927\u4e86\u7684\u4fe1\u53f7\u4f20\u9001\u5230\u540e\u9762\u7684\u7535\u8def\u4e2d\u53bb\u3002\u6676\u4f53\u4e09\u6781\u7ba1\u5bf9\u540e\u9762\u7684\u7535\u8def\u6765\u8bf4\uff0c\u4e5f\u53ef\u4ee5\u770b\u505a\u662f\u4fe1\u53f7\u6e90\u3002\u6574\u6d41\u7535\u6e90\u3001\u4fe1\u53f7\u6e90\u6709\u65f6\u4e5f\u53eb\u505a\u7535\u6e90\u3002<\/p>\n<div 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\u53ca\u6700\u65b0\u7684<b>SMD<\/b>\u5c01\u88c5\u7b49\uff0c\u4f7f\u7535\u6e90\u5360\u7684\u7a7a\u95f4<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u8d8a\u6765\u8d8a\u5c0f\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\uff084\uff09\u5b8c\u5584\u7684\u4fdd\u62a4\u63aa\u65bd<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u65b0\u578b\u7535\u6e90IC \u6709\u5b8c\u5584\u7684\u4fdd\u62a4\u63aa\u65bd\uff0c\u8fd9\u5305\u62ec\uff1a\u8f93\u51fa\u8fc7\u6d41\u9650\u5236\u3001\u8fc7\u70ed\u4fdd\u62a4\u3001\u77ed\u8def\u4fdd\u62a4\u53ca\u7535\u6c60<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u6781\u6027\u63a5\u53cd\u4fdd\u62a4\uff0c\u4f7f\u7535\u6e90\u5de5\u4f5c\u5b89\u5168\u53ef\u9760\uff0c\u4e0d\u6613\u635f\u574f\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\uff085\uff09\u8017\u7535\u5c0f\u53ca\u5173\u95ed\u7535\u6e90\u529f\u80fd<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u65b0\u578b\u7535\u6e90IC \u7684\u9759\u6001\u7535\u6d41\u90fd\u8f83\u5c0f\uff0c\u4e00\u822c\u4e3a\u51e0\u5341&mu;A \u5230\u51e0\u767e&mu;A\u3002\u4e2a\u522b\u5fae\u529f\u8017\u7684\u7ebf\u6027\u7a33\u538b<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u5668\u5176\u9759\u6001\u7535\u6d41\u4ec51.1&mu;A\u3002\u53e6\u5916\uff0c\u4e0d\u5c11\u7535\u6e90IC \u6709\u5173\u95ed\u7535\u6e90\u63a7\u5236\u7aef\u529f\u80fd\uff08\u7528\u7535\u5e73\u6765\u63a7\u5236\uff09\uff0c\u5728<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u5173\u95ed\u7535\u6e90\u72b6\u6001\u65f6IC \u81ea\u8eab\u8017\u7535\u57281&mu;A \u5de6\u53f3\u3002\u7531\u4e8e\u5b83\u53ef\u4f7f\u4e00\u90e8\u5206\u7535\u8def\u4e0d\u5de5\u4f5c\uff0c\u53ef\u5927\u5927\u8282\u7701\u7535<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u80fd\u3002\u4f8b\u5982\uff0c\u5728\u65e0\u7ebf\u901a\u4fe1\u8bbe\u5907\u4e0a\uff0c\u5728\u53d1\u9001\u72b6\u6001\u65f6\u53ef\u5173\u95ed\u63a5\u6536\u7535\u8def\uff1b\u5728\u672a\u63a5\u6536\u5230\u4fe1\u53f7\u65f6\u53ef\u5173\u95ed\u663e<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u793a\u7535\u8def\u7b49\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\uff085\uff09\u6709\u7535\u6e90\u5de5\u4f5c\u72b6\u6001\u4fe1\u53f7\u8f93\u51fa<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u4e0d\u5c11\u4fbf\u643a\u5f0f\u7535\u5b50\u4ea7\u54c1\u4e2d\u6709\u5355\u7247\u673a\uff0c\u5728\u7535\u6e90\u56e0\u8fc7\u70ed\u6216\u7535\u6c60\u4f4e\u7535\u538b\u800c\u4f7f\u8f93\u51fa\u7535\u538b\u4e0b\u964d\u4e00\u5b9a\u767e<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u5206\u6570\u65f6\uff0c\u7535\u6e90IC \u6709\u4e00\u4e2a\u7535\u6e90\u5de5\u4f5c\u72b6\u6001\u4fe1\u53f7\u8f93\u7ed9\u5355\u7247\u673a\uff0c\u4f7f\u5355\u7247\u673a\u590d\u4f4d\u3002\u5229\u7528\u8fd9\u4e2a\u4fe1\u53f7\u4e5f\u53ef<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u4ee5\u505a\u6210\u7535\u6e90\u5de5\u4f5c\u72b6\u6001\u6307\u793a\uff08\u5f53\u7535\u6c60\u4f4e\u7535\u538b\u65f6\uff0c\u6709<b>LED<\/b>\u663e\u793a)\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\uff086\uff09\u8f93\u51fa\u7535\u538b\u7cbe\u5ea6\u9ad8<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u4e00\u822c\u7684\u8f93\u51fa\u7535\u538b\u7cbe\u5ea6\u4e3a&plusmn;2\uff5e4[%]\u4e4b\u95f4\uff0c\u6709\u4e0d\u5c11\u65b0\u578b\u7535\u6e90IC \u7684\u7cbe\u5ea6\u53ef\u8fbe&plusmn;0.5\uff5e&plusmn;1[%]\uff1b\u5e76<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u4e14\u8f93\u51fa\u7535\u538b\u6e29\u5ea6\u7cfb\u6570\u8f83\u5c0f\uff0c\u4e00\u822c\u4e3a&plusmn;0.3\uff5e&plusmn;0.5mV\/\u2103\uff0c\u800c\u6709\u4e00\u4e9b\u53ef\u8fbe\u5230&plusmn;0.1mV\/\u2103\u7684\u6c34\u5e73\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u7ebf\u6027\u8c03\u6574\u7387\u4e00\u822c\u4e3a0.05[%]\uff5e0.1[%]\/V\uff0c\u6709\u7684\u53ef\u8fbe0.01[%]\/V\uff1b\u8d1f\u8f7d\u8c03\u6574\u7387\u4e00\u822c\u4e3a0.3\uff5e0.5[%]\/mA\uff0c<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u6709\u7684\u53ef\u8fbe0.01[%]\/mA\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\uff087\uff09\u65b0\u578b\u7ec4\u5408\u5f0f\u7535\u6e90IC<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u5347\u538b\u5f0fDC\/DC \u53d8\u6362\u5668\u7684\u6548\u7387\u9ad8\u4f46\u7eb9\u6ce2\u53ca\u566a\u58f0\u7535\u538b\u8f83\u5927\uff0c\u4f4e\u538b\u5dee\u7ebf\u6027\u7a33\u538b\u5668\u6548\u7387\u4f4e\u4f46\u566a<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u58f0\u6700\u5c0f\uff0c\u8fd9\u4e24\u8005\u7ed3\u5408\u7ec4\u6210\u7684\u53cc\u8f93\u51fa\u7535\u6e90IC \u53ef\u8f83\u597d\u5730\u89e3\u51b3\u6548\u7387\u53ca\u566a\u58f0\u7684\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u6570\u5b57\u7535<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u8def\u90e8\u5206\u91c7\u7528\u5347\u538b\u5f0fDC\/DC \u53d8\u6362\u5668\u7535\u6e90\u800c\u5bf9\u566a\u58f0\u654f\u611f\u7684\u7535\u8def\u91c7\u7528<b>LDO<\/b>\u7535\u6e90\u3002\u8fd9\u79cd\u7535\u6e90IC \u6709<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\tMAX710\/<b>711<\/b>\uff0cMAX1705\/1706 \u7b49\u3002\u53e6\u4e00\u79cd\u4f8b\u5b50\u662f\u7535\u8377\u6cf5+LDO \u7ec4\u6210\uff0c\u8f93\u51fa\u7a33\u538b\u7684\u7535\u8377\u6cf5\u7535<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u6e90IC\uff0c\u4f8b\u5982MAX868\uff0c\u5b83\u53ef\u8f93\u51fa0\uff5e-2VIN \u53ef\u8c03\u7684\u7a33\u5b9a\u7535\u538b\uff0c\u5e76\u53ef\u63d0\u4f9b30mA \u7535\u6d41\uff1bMAX1673<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u7a33\u538b\u578b\u7535\u8377\u6cf5\u7535\u6e90IC \u8f93\u51fa\u4e0eVIN \u76f8\u540c\u7684\u8d1f\u538b\uff0c\u8f93\u51fa\u7535\u6d41\u53ef\u8fbe<b>125<\/b>mA\u3002<\/li>\n<\/ul>\n<\/div>\n<h3 id=\"dzt184\" style=\"color: rgb(68, 68, 68); font-family: Arial, Helvetica, sans-serif; line-height: 25px;\">\n\tLED\u7535\u6e90\u7528\u9014<\/h3>\n<div id=\"article_body\" style=\"color: rgb(68, 68, 68); font-family: Arial, Helvetica, sans-serif; line-height: 25px;\">\n<ul>\n<li>\n\t\t\tLED\u7535\u6e90\u5e7f\u6cdb\u5e94\u7528\u4e8e\uff1a<b>\u8def\u706f<\/b>\u3001\u9042\u9053\u706f\u3001LED\u683c\u6805\u706f\u3001LED\u5ba4\u5185\u706f\u3001LED\u5929\u82b1\u706f\u3001\u697c\u5b87\u3001\u8def\u6865\u3001\u5e7f\u573a\u5efa\u7b51\u8bbe\u65bd\u3001\u8349\u576a\u706f\u3001\u5e55\u5899\u706f\u3001<b>\u624b\u673a<\/b>\u3001\u7535\u8111\u7b49\u3001\u4fe1\u606f\u5e73\u9762\u663e\u793a: \u663e\u793a\u677f\u3001\u52a8\u6001\u5e7f\u544a\u724c\u3001\u6a21\u62df\u52a8\u753b\u3001\u4f53\u80b2\u573a\u9986\u3001\u8f66\u53a2\u5185\u7684<b>\u6307\u793a\u706f<\/b>\u53ca\u5185\u90e8\u9605\u8bfb\u706f\u3001\u8f66\u5916\u7684\u5239\u8f66\u706f\u3001\u5c3e\u706f\u3001\u8f6c\u5411\u706f\u3001\u4fa7\u706f\u3001\u9632\u7206\u706f\u5177\u3001\u77ff\u4e1a\u751f\u4ea7\u4e2d\u7684\u77ff\u706f\u7b49\u3002<\/li>\n<\/ul>\n<\/div>\n<h3 id=\"dzt186\" style=\"color: rgb(68, 68, 68); font-family: Arial, Helvetica, sans-serif; line-height: 25px;\">\n\t\u4e2d\u56fdLED\u4ea7\u4e1a\u7684\u53d1\u5c55<\/h3>\n<div id=\"article_body\" style=\"color: rgb(68, 68, 68); font-family: Arial, Helvetica, sans-serif; line-height: 25px;\">\n<ul>\n<li>\n\t\t\t\u4e2d\u56fdLED\u4ea7\u4e1a\u8d77\u6b65\u4e8e20\u4e16\u7eaa70\u5e74\u4ee3\u3002\u7ecf\u8fc730\u591a\u5e74\u7684\u53d1\u5c55\uff0c\u4e2d\u56fdLED\u4ea7\u4e1a\u5df2\u521d\u6b65\u5f62\u6210\u4e86\u5305\u62ecLED\u5916\u5ef6\u7247\u7684\u751f\u4ea7\u3001LED\u82af\u7247\u7684\u5236\u5907\u3001LED\u82af\u7247\u7684\u5c01\u88c5\u4ee5\u53caLED\u4ea7\u54c1\u5e94\u7528\u5728\u5185\u7684\u8f83\u4e3a\u5b8c\u6574\u7684\u4ea7\u4e1a\u94fe\u3002\u5728&ldquo;\u56fd\u5bb6\u534a\u5bfc\u4f53\u7167\u660e\u5de5\u7a0b&rdquo;\u7684\u63a8\u52a8\u4e0b\uff0c\u5f62\u6210\u4e86\u4e0a\u6d77\u3001\u5927\u8fde\u3001\u5357\u660c\u3001\u53a6\u95e8\u3001\u6df1\u5733\u3001\u626c\u5dde\u548c\u77f3\u5bb6\u5e84\u4e03\u4e2a\u56fd\u5bb6\u534a\u5bfc\u4f53\u7167\u660e\u5de5\u7a0b\u4ea7\u4e1a\u5316\u57fa\u5730\u3002\u957f\u4e09\u89d2\u3001\u73e0\u4e09\u89d2\u3001\u95fd\u4e09\u89d2\u4ee5\u53ca\u5317\u65b9\u5730\u533a\u5219\u6210\u4e3a\u4e2d\u56fdLED\u4ea7\u4e1a\u53d1\u5c55\u7684\u805a\u96c6\u5730\u3002<\/p>\n<div class=\"spctrl\">\n\t\t\t\t&nbsp;<\/div>\n<p>\t\t\t\u76ee\u524d\uff0c\u4e2d\u56fd\u534a\u5bfc\u4f53\u7167\u660e\u4ea7\u4e1a\u53d1\u5c55\u5411\u597d\uff0c\u5916\u5ef6\u82af\u7247\u4f01\u4e1a\u7684\u53d1\u5c55\u5c24\u5176\u8fc5\u901f\u3001\u5c01\u88c5\u4f01\u4e1a\u89c4\u6a21\u7ee7\u7eed\u4fdd\u6301\u8f83\u5feb\u589e\u957f\u3001\u7167\u660e\u5e94\u7528\u53d6\u5f97\u8f83\u5927\u8fdb\u5c55\u30022007\u5e74\u4e2d\u56fdLED\u5e94\u7528\u4ea7\u54c1\u4ea7\u503c\u5df2\u8d85\u8fc7300\u4ebf\u5143\uff0c\u5df2\u6210\u4e3aLED\u5168\u5f69\u663e\u793a\u5c4f\u3001<b>\u592a\u9633\u80fd<\/b>LED\u3001\u666f\u89c2\u7167\u660e\u7b49\u5e94\u7528\u4ea7\u54c1\u4e16\u754c\u6700\u5927\u7684\u751f\u4ea7\u548c\u51fa\u53e3\u56fd\uff0c\u65b0\u5174\u7684\u534a\u5bfc\u4f53\u7167\u660e\u4ea7\u4e1a\u6b63\u5728\u5f62\u6210\u3002\u56fd\u5185\u5728\u7167\u660e\u9886\u57df\u5df2\u7ecf\u5f62\u6210\u4e00\u5b9a\u7279\u8272\uff0c\u5176\u4e2d\u6237\u5916\u7167\u660e\u53d1\u5c55\u6700\u5feb\uff0c\u5df2\u6709\u4e0a\u767e\u5bb6LED\u8def\u706f\u4f01\u4e1a\u5e76\u5efa\u8bbe\u4e86\u51e0\u5341\u6761\u793a\u8303\u9053\u8def\uff0c\u4f46\u56fd\u5185\u5728\u5927\u5c3a\u5bf8<b>LCD<\/b>\u80cc\u5149\u548c\u6c7d\u8f66\u524d\u7167\u706f\u65b9\u9762\u4ecd\u663e\u843d\u540e\u3002<\/p>\n<div 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