{"id":897,"date":"2012-04-17T18:45:27","date_gmt":"2012-04-17T09:45:27","guid":{"rendered":"https:\/\/blog.eldhrimnir.com?p=897"},"modified":"2012-04-17T18:45:51","modified_gmt":"2012-04-17T09:45:51","slug":"897","status":"publish","type":"post","link":"https:\/\/blog.eldhrimnir.com\/?p=897","title":{"rendered":"RGB-LED\u70b9\u706f\u7528\u306e\u62b5\u6297\u5024\u8a08\u7b97\u65b9\u6cd5"},"content":{"rendered":"<p>\u81ea\u5df1\u6d41\u306a\u306e\u3067\u3059\u304c\u3001RGB\u306eLED\u3092\u70b9\u706f\u3055\u305b\u308b\u969b\u306e\u62b5\u6297\u5024\u306e\u8a08\u7b97\u65b9\u6cd5\u306b\u3064\u3044\u3066\u66f8\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u306a\u305c\u304b\u3068\u3044\u3044\u307e\u3059\u3068\u3001\u4f8b\u306b\u3088\u3063\u3066\u3069\u3053\u306b\u3082\u8f09\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u304b\u3089\u30e1\u30e2\u66f8\u304d\u3068\u3057\u3066\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>\u7d50\u5c40\u306e\u3068\u3053\u308d\u3001\u70b9\u706f\u3055\u305b\u305f\u969b\u306bRGB\u3092\u6df7\u8272\u3057\u3066\u767d\u8272\u306b\u3057\u305f\u3044\u306e\u3067\u3059\u304b\u3089\u3001\u660e\u308b\u3055(mcd)\u304c\u540c\u3058\u306b\u306a\u308b\u3088\u3046\u306b\u62b5\u6297\u5024\u3092\u8a2d\u5b9a\u3057\u3066\u3042\u3052\u307e\u3059\u3002 \u203b\uff1a\u6b63\u78ba\u306b\u8a00\u3046\u3068\u76ee\u306e\u8a8d\u8b58\u306e\u554f\u984c\u3082\u3042\u308b\u306e\u3067\u5c11\u3057\u9055\u3063\u305f\u3068\u601d\u3046\u3093\u3067\u3059\u3051\u3069\u2026\u3002<\/p>\n<p><!--more--><\/p>\n<p>\u4eca\u56de\u3001\u4f8b\u306b\u3068\u3063\u3066\u8a08\u7b97\u3059\u308b\u306e\u306f\u79cb\u6708\u96fb\u5b50\u3067\u8ca9\u58f2\u4e2d\u306e\u300c<strong>\u89d2\u578b\u30d5\u30eb\u30ab\u30e9\u30fcLED\uff08OSTA71A1D-A\uff09<\/strong>\u300d\u3067\u3059\u3002<br \/>\n\u307e\u305a\u306f\u3001\u30d5\u30eb\u30ab\u30e9\u30fcLED\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u898b\u3066\u307f\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306fIV&amp;VF\u306e\u5024\u3067\u3059\u3002<\/p>\n<p><strong>OSTA71A1D-A<\/strong>\u306e\u5834\u5408\u306fIF=20mA\u306e\u969b\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong><span style=\"color: #ff0000;\">IV(Red)\uff1a3000 &#8211; mcd<\/span><\/strong><\/li>\n<li><span style=\"color: #008000;\"><strong>IV(Green)\uff1a4200 &#8211; mcd<\/strong><\/span><\/li>\n<li><strong><span style=\"color: #0000ff;\">IV(Blue)\uff1a2180 &#8211; mcd\u3000&lt;=\u3000\u6ce8\u76ee<\/span><\/strong><\/li>\n<\/ul>\n<p>\u3053\u3053\u3067\u6ce8\u76ee\u3059\u308b\u306e\u306fIF=20mA\u3092\u6d41\u3057\u305f\u6642\u306b\u6700\u5c0f\u306e\u660e\u308b\u3055\u3068\u306a\u308bBlue\u3067\u3059\u3002<br \/>\n\u3053\u306e\u5024\u3092\u57fa\u6e96\u3068\u3057\u3066\u76f8\u5bfe\u7684\u306bRed\/Green\u306e\u660e\u308b\u3055\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\uff08\u6700\u5927\u96fb\u6d41\u3092\u6d41\u3057\u305f\u969b\u306e\u57fa\u6e96\u306e\u660e\u308b\u3055\uff09<\/p>\n<ul>\n<li><strong><span style=\"color: #0000ff;\">Blue : 2180mcd = 100%\u3000&lt;=\u3000\u57fa\u6e96<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #ff0000;\">Red : 2180mcd \/ 3000mcd = 0.72 =&gt; 72%<\/span><\/strong><\/li>\n<li><span style=\"color: #008000;\"><strong>Green : 2180mcd \/ 4200mcd = 0.52 =&gt; 52%<\/strong><\/span><\/li>\n<\/ul>\n<p>\u4e0a\u8a18\u8a08\u7b97\u7d50\u679c\u304b\u3089\u6d41\u3059\u96fb\u6d41\u91cf\u3092\u6c42\u3081\u307e\u3059\u3068\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong><span style=\"color: #0000ff;\">Blue : 20mA\u3000&lt;=\u3000\u57fa\u6e96<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #ff0000;\">Red : 20mA * 72% = 14.4mA<\/span><\/strong><\/li>\n<li><span style=\"color: #008000;\"><strong>Green : 20mA * 52% = 10.4mA<\/strong><\/span><\/li>\n<\/ul>\n<p>\u305d\u306e\u4e0a\u3067\u3001\u96fb\u6e90\u96fb\u5727\u304b\u3089\u306e\u96fb\u6d41\u5236\u9650\u62b5\u6297\u3092\u8a08\u7b97\u3057\u3066\u3042\u3052\u307e\u3059\u3002 \u3053\u3053\u3067\u4f7f\u3046\u306e\u306f\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306eVF\u306e\u5024\u3092\u4f7f\u3063\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>VF (R) : 2V<\/li>\n<li>VF (B\/G) : 3.2V<br \/>\n\u203b\uff1aIF=20mA<\/li>\n<\/ul>\n<p>\u25cf\u8a08\u7b97\u5f0f\uff1a\u62b5\u6297(\u03a9) =\uff08\u96fb\u6e90\u96fb\u5727\uff0dVF\uff09\/ (\u8a08\u7b97\u7d50\u679cmA \/ 1000)<\/p>\n<ul>\n<li><strong><span style=\"color: #ff0000;\">Red : ( 5 &#8211; 2 ) \/ 0.014 = 214\u03a9<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #008000;\">Green : ( 5 &#8211; 3.2 ) \/ 0.01 = 180\u03a9<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\">Blue : ( 5 &#8211; 3.2 ) \/ 0.02 = 90\u03a9<\/span><\/strong><br \/>\n\u203b\uff1a\u96fb\u6e90\u96fb\u5727\u306f5V\u3067\u8a08\u7b97<\/li>\n<\/ul>\n<p>\u4e0a\u8a18\u8a08\u7b97\u7d50\u679c\u3088\u308aE24\u5f62\u5f0f\u3067\u306e\u62b5\u6297\u5024\u306b\u5f53\u3066\u306f\u3081\u3066\u3044\u304d\u307e\u3059\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\"><strong>Red : 220\u03a9<\/strong><\/span><\/li>\n<li><strong><span style=\"color: #008000;\">Green : 180\u03a9<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\">Blue : 91\u03a9<\/span><\/strong><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><em>\u3064\u3044\u3067\u306b\u3001\u79cb\u6708\u96fb\u5b50\u3067\u8ca9\u58f2\u4e2d\u306e\u300cOSTA-5131A\u300d\u306e\u5834\u5408\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/em><\/p>\n<p style=\"padding-left: 30px;\"><em>VF\/IV(20mA)<\/em><br \/>\n<em> Red : 2.0V\/2000mcd<\/em><br \/>\n<em> Green : 3.6V\/2500mcd<\/em><br \/>\n<em> Blue : 3.6V\/7000mcd<\/em><\/p>\n<p style=\"padding-left: 30px;\"><em>Red : ( 5 &#8211; 2 ) \/ 0.02 = 150\u03a9<\/em><br \/>\n<em> Green : ( 5 &#8211; 3.6 ) \/ ( ( 2000 \/ 2500 ) * 0.02 ) = 240\u03a9<\/em><br \/>\n<em> Blue : ( 5 &#8211; 3.6 ) \/ ( ( 2000 \/ 7000 ) * 0.02 ) = 91\u03a9<\/em><br \/>\n<em> \u203b\uff1a\u96fb\u6e90\u96fb\u5727\u306f5V\u3067\u8a08\u7b97<\/em><\/p>\n<p style=\"text-align: center;\"><em><span style=\"text-decoration: underline;\">\u201d\u6700\u7d42\u7684\u306a\u62b5\u6297\u8a08\u7b97\u306b\u3064\u3044\u3066\u306f\u53c2\u8003\u60c5\u5831\u306e\u300cLED\u306e\u96fb\u6d41\u5236\u9650\u62b5\u6297\u306e\u6c42\u3081\u65b9\u300d\u3067\u8a08\u7b97\u3057\u307e\u3057\u305f\u3002\u201d<\/span><\/em><\/p>\n<blockquote><p>\u25a0\u53c2\u8003\u60c5\u5831 \u30ab\u30f3\u30c7\u30e9 &#8211; Wikipedia <a href=\"http:\/\/ja.wikipedia.org\/wiki\/%E3%82%AB%E3%83%B3%E3%83%87%E3%83%A9\">http:\/\/ja.wikipedia.org\/wiki\/%E3%82%AB%E3%83%B3%E3%83%87%E3%83%A9<\/a><\/p>\n<p>\u89d2\u578b\u30d5\u30eb\u30ab\u30e9\u30fc\uff2c\uff25\uff24\u3000\uff2f\uff33\uff34\uff21\uff17\uff11\uff21\uff11\uff24\uff0d\uff21\u3000\u30a2\u30ce\u30fc\u30c9\u30b3\u30e2\u30f3: LED(\u767a\u5149\u30c0\u30a4\u30aa\u30fc\u30c9) \u79cb\u6708\u96fb\u5b50\u901a\u5546 \u96fb\u5b50\u90e8\u54c1 \u30cd\u30c3\u30c8\u901a\u8ca9 <a href=\"http:\/\/akizukidenshi.com\/catalog\/g\/gI-02547\/\">http:\/\/akizukidenshi.com\/catalog\/g\/gI-02547\/<\/a><\/p>\n<p>\uff32\uff27\uff22\u30d5\u30eb\u30ab\u30e9\u30fc\uff2c\uff25\uff24\u3000\uff2f\uff33\uff34\uff21\uff15\uff11\uff13\uff11\uff21\u3000\uff15\uff4d\uff4d\u3000\uff14\u672c\u8db3\u3000\u30ab\u30bd\u30fc\u30c9\u30b3\u30e2\u30f3: LED(\u767a\u5149\u30c0\u30a4\u30aa\u30fc\u30c9) \u79cb\u6708\u96fb\u5b50\u901a\u5546 \u96fb\u5b50\u90e8\u54c1 \u30cd\u30c3\u30c8\u901a\u8ca9 <a href=\"http:\/\/akizukidenshi.com\/catalog\/g\/gI-02476\/\">http:\/\/akizukidenshi.com\/catalog\/g\/gI-02476\/<\/a><\/p>\n<p>LED\u306e\u96fb\u6d41\u5236\u9650\u62b5\u6297\u306e\u6c42\u3081\u65b9 <a href=\"http:\/\/bake-san.com\/led012.htm\">http:\/\/bake-san.com\/led012.htm<\/a><\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u81ea\u5df1\u6d41\u306a\u306e\u3067\u3059\u304c\u3001RGB\u306eLED\u3092\u70b9\u706f\u3055\u305b\u308b\u969b\u306e\u62b5\u6297\u5024\u306e\u8a08\u7b97\u65b9\u6cd5\u306b\u3064\u3044\u3066\u66f8\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u306a\u305c\u304b\u3068\u3044\u3044\u307e\u3059\u3068\u3001\u4f8b\u306b\u3088\u3063\u3066\u3069\u3053\u306b\u3082\u8f09\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u304b\u3089\u30e1\u30e2\u66f8\u304d\u3068\u3057\u3066\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002 \u7d50\u5c40\u306e\u3068\u3053\u308d\u3001\u70b9\u706f\u3055\u305b\u305f\u969b\u306bRGB\u3092 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=\/wp\/v2\/posts\/897"}],"collection":[{"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=897"}],"version-history":[{"count":0,"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=\/wp\/v2\/posts\/897\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.eldhrimnir.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}