{"id":6523,"date":"2016-03-13T11:53:24","date_gmt":"2016-03-13T02:53:24","guid":{"rendered":"http:\/\/mkusunoki.net\/?p=6523"},"modified":"2016-03-13T11:53:24","modified_gmt":"2016-03-13T02:53:24","slug":"gm70%e3%82%b7%e3%83%b3%e3%82%b0%e3%83%ab-%e3%83%aa%e3%83%83%e3%83%97%e3%83%ab%e3%83%95%e3%82%a3%e3%83%ab%e3%82%bf%e4%bd%9c%e6%88%90","status":"publish","type":"post","link":"https:\/\/mkusunoki.net\/?p=6523","title":{"rendered":"GM70\u30b7\u30f3\u30b0\u30eb \u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf\u4f5c\u6210"},"content":{"rendered":"

\"2016-03-13<\/a><\/p>\n

\"2016-03-13<\/a><\/p>\n

\n\u7d42\u6bb5\u306eGM70 \u306f B \u96fb\u57271000V \u304f\u3089\u3044\u306a\u306e\u3067\u3059\u304c\u3001\u521d\u6bb5\u30682\u6bb5\u76ee\u306b\u4f7f\u3046\u771f\u7a7a\u7ba1\u306f 6SL7(\u5b9a\u683c300V), 6SN7(\u5b9a\u683c450V) \u306a\u306e\u3067\u7d42\u6bb5\u7528\u306e B \u96fb\u6e90\u304b\u3089\u30c9\u30ed\u30c3\u30d7\u3055\u305b\u308b\u306e\u306f\u9762\u5012\u3067\u3059\u30026SL7, 6SN7 \u7528\u306b\u306f\u666e\u901a\u306b\u30c0\u30a4\u30aa\u30fc\u30c9\u3067\u4e21\u6ce2\u6574\u6d41\u3057\u305f\u96fb\u6e90\u306b\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf\u3092\u5165\u308c\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u306a\u304a\u3001\u65e5\u672c\u6a4b\u306b\u8cb7\u3044\u7269\u306b\u884c\u304f\u306e\u3082\u9762\u5012\u3060\u3063\u305f\u306e\u3067\u3001\u5bb6\u306b\u3042\u308b\u3082\u306e\u3067\u7d44\u3093\u3067\u3044\u307e\u3059\u3002\n<\/p>\n

\nAC 280V \u3092\u6574\u6d41\u3057\u3066 280 * 1.41 = 394.8V
\n\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf1\u6bb5\u76ee\u306e\u5206\u5727\u62b5\u6297 394.8V * (33k \/ (1M + 33k)) = 12.6V FET(FQPF3N90) \u306e VGS \u3092 5V \u3068\u4eee\u5b9a\u3057\u3066 394.8 – 12.6 – 5 = 377.2V
\n\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf2\u6bb5\u76ee\u306e\u5206\u5727\u62b5\u6297 377.2V * (470k \/ (1M + 470k)) = 120.6V FET(STP4NK60) \u306e VGS \u3092 5V \u3068\u4eee\u5b9a\u3057\u3066 377.2 – 120.6 – 5 = 251.6V<\/p>\n

2\u6bb5\u76ee\u306e\u5206\u5727\u62b5\u6297 1M + 470k \u306f\u62b5\u6297\u5024\u306f\u9ad8\u3044\u306e\u3067\u3082\u3046\u3061\u3087\u3063\u3068\u62b5\u6297\u5024\u306e\u4f4e\u3044\u7d44\u5408\u305b\u306b\u304b\u3048\u305f\u3044\u3068\u3053\u308d\u3067\u3059\u3002\n<\/p>\n

\n\u5b9f\u6e2c\u306f\u5199\u771f\u306e\u3088\u3046\u306b\u3001\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf 379V\u3001\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf2\u6bb5\u76ee253V \u3067\u3057\u305f\u3002\u96fb\u6d41\u6d41\u3059\u3068\u30c8\u30e9\u30f3\u30b9\u306e\u96fb\u5727\u304c\u4e0b\u308b\u306e\u3067\u56de\u8def\u7d44\u3093\u3060\u3068\u304d\u306f\u3053\u306e\u5024\u304b\u3089\u6570V\u7a0b\u5ea6\u306f\u4e0b\u308b\u898b\u8fbc\u3067\u3059\u3002\n<\/p>\n

\nFET \u306e\u96fb\u529b\u3082\u898b\u3066\u304a\u304d\u307e\u3059\u3002
\n\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf2\u6bb5\u76ee\u306f 6SL7 \u3067\u4f7f\u3044\u307e\u3059\u3002\u4eee\u306b\u5404\u30e6\u30cb\u30c3\u30c8 2mA \u4f7f\u3063\u305f\u5834\u5408\u6700\u5927 4mA \u00d7 2\u672c = 8mA \u306b\u306a\u308a\u307e\u3059\u3002 FET \u3067120.6V \u30c9\u30ed\u30c3\u30d7\u3059\u308b\u306e\u3067 120.6V * 8mA = \u7d041W
\n\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf1\u6bb5\u76ee\u306f 6SN7 \u3067\u4f7f\u3044\u307e\u3059\u3002\u4eee\u306b\u5404\u30e6\u30cb\u30c3\u30c8 10mA \u4f7f\u3063\u305f\u5834\u5408\u6700\u5927 20mA \u00d7 2\u672c = 40mA \u3053\u308c\u306b\u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf2\u6bb5\u76ee\u306e 8mA \u304c\u8ffd\u52a0\u306b\u306a\u3063\u3066 48mA \u306b\u306a\u308a\u307e\u3059\u3002FET \u306712.6V \u30c9\u30ed\u30c3\u30d7\u3059\u308b\u306e\u3067 12.6V * 48mA = \u7d040.6W \u3067\u3059\u3002\u4eca\u56de\u306f 13\u2103\/W \u306e\u653e\u71b1\u5668\u3092 FET \u306b\u4ed8\u3051\u3066\u69d8\u5b50\u898b\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u7d42\u6bb5\u306eGM70 \u306f B \u96fb\u57271000V \u304f\u3089\u3044\u306a\u306e\u3067\u3059\u304c\u3001\u521d\u6bb5\u30682\u6bb5\u76ee\u306b\u4f7f\u3046\u771f\u7a7a\u7ba1\u306f 6SL7(\u5b9a\u683c300V), 6SN7(\u5b9a\u683c450V) \u306a\u306e\u3067\u7d42\u6bb5\u7528\u306e B \u96fb\u6e90\u304b\u3089\u30c9\u30ed\u30c3\u30d7\u3055\u305b\u308b\u306e\u306f\u9762\u5012\u3067\u3059\u30026SL7, 6SN7 \u7528 … “GM70\u30b7\u30f3\u30b0\u30eb \u30ea\u30c3\u30d7\u30eb\u30d5\u30a3\u30eb\u30bf\u4f5c\u6210” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[7],"tags":[352,256],"class_list":["post-6523","post","type-post","status-publish","format-standard","hentry","category-kousaku","tag-352","tag-256"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts\/6523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6523"}],"version-history":[{"count":2,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts\/6523\/revisions"}],"predecessor-version":[{"id":6527,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=\/wp\/v2\/posts\/6523\/revisions\/6527"}],"wp:attachment":[{"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mkusunoki.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}