{"id":24842,"date":"2024-07-03T12:00:07","date_gmt":"2024-07-03T03:00:07","guid":{"rendered":"https:\/\/www.nanghi.net\/?p=24842"},"modified":"2024-06-26T20:58:35","modified_gmt":"2024-06-26T11:58:35","slug":"tda7297%e3%82%a2%e3%83%b3%e3%83%97%ef%bc%88%e3%81%9d%e3%81%ae1%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.nanghi.net\/?p=24842","title":{"rendered":"TDA7297\u30a2\u30f3\u30d7\uff08\u305d\u306e1\uff09"},"content":{"rendered":"

\u3000\u30b5\u30af\u30c3\u3068\u4f5c\u308b\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3002<\/p>\n

\"TDA7297\"
\n\u3000TDA7297<\/strong><\/p>\n

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\n\u3000\u5916\u4ed8\u3051\u56de\u8def\u304c\u307b\u3068\u3093\u3069\u4e0d\u8981\u3001IC1\u3064\u3067\u30b9\u30c6\u30ec\u30aa\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3092\u69cb\u7bc9\u3067\u304d\u308b\u4fbf\u5229\u306aIC\u3067\u3059\u3002<\/p>\n

\"\u30ad\u30c3\u30c8\u4e00\u5f0f\"
\n\u3000\u30ad\u30c3\u30c8\u4e00\u5f0f<\/strong><\/p>\n

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\n\u3000Amazon\u3084AliExpress\u306a\u3069\u3067\u306f\u3053\u306eIC\u3092\u4f7f\u7528\u3057\u305f\u653e\u71b1\u5668\u306b\u30dc\u30ea\u30e5\u30fc\u30e0\u307e\u3067\u3064\u3051\u3066\u3042\u3063\u3066\u96fb\u6e90\u3092\u7e4b\u3052\u3070\u5373\u5ea7\u306b\u4f7f\u3048\u308b\u6fc0\u5b89\u5b8c\u6210\u54c1\u3082\u8ca9\u58f2\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3057\u305f\u304c\u3001\u7b50\u4f53\u306b\u5165\u308c\u308b\u524d\u63d0\u306a\u306e\u3067\u57fa\u677f\u30aa\u30f3\u30ea\u30fc\u306e\u30ad\u30c3\u30c8\uff08\u3068\u3044\u3046\u3088\u308a\u90e8\u54c1\u30bb\u30c3\u30c8\uff09\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u3002\u5f53\u7136\u306e\u3088\u3046\u306b\u8aac\u660e\u66f8\u306a\u3093\u3066\u3042\u308a\u307e\u305b\u3093\u304c\u30b7\u30eb\u30af\u5370\u5237\u3067\u5b9a\u6570\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u554f\u984c\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n

\"\u30a2\u30f3\u30d7\u57fa\u677f\"
\n\u3000\u30a2\u30f3\u30d7\u57fa\u677f<\/strong><\/p>\n

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\n\u3000\u96fb\u6e90\u30aa\u30f3\u6642\u306eMUTE\u3092\u304b\u3051\u308b\u56de\u8def\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u62b5\u629747k\u03a9\u30fb\u96fb\u89e3\u30b3\u30f3\u30c7\u30f3\u30b510\u00b5F\/25V\u306f\u97f3\u8cea\u3068\u95a2\u4fc2\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u4ed8\u5c5e\u90e8\u54c1\u306e\u6c4e\u7528\u54c1\u306e\u307e\u307e\u5b9f\u88c5\u3002\u96fb\u6e90\u9006\u63a5\u7d9a\u9632\u6b62\u306e\u30c0\u30a4\u30aa\u30fc\u30c9RL207\u3082\u540c\u68b1\u54c1\u3067\u5b9f\u88c5\u3067\u3059\u3002\u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u6700\u5927\u5b9a\u683c\u304c2A\u3067\u3059\u306e\u306712V2A\u306724W\u304c\u6700\u5927\u5b9a\u683c\u306b\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u3002
\n\u3000\u57fa\u677f\u4e0a\u306e\u56de\u8def\u5b9a\u6570\u306f\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3068\u540c\u3058\u3067\u3057\u305f\u3002\u5165\u529b\u306e\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u306e\u30b3\u30f3\u30c7\u30f3\u30b5\u306f0.22\u00b5F\u3001\u5185\u90e8\u306e\u5165\u529b\u62b5\u6297\u306f30k\u03a9\uff08typ.\uff09\u3067\u3059\u306e\u3067\u3053\u306e\u5b9a\u6570\u3067\u306e\u30ab\u30c3\u30c8\u30aa\u30d5\u5468\u6ce2\u6570\u306f\u7d0424Hz\u3067\u3059\u3002\\[ f_{c}=\\frac{1}{2{\\pi}CR}=\\frac{1}{2{\\pi}\\cdot{0.22\\times{10^{-6}\\cdot30\\times{10^3}}}} \\fallingdotseq 24.11\\mathrm{(Hz)} \\]\u3000\u4f4e\u57df\u306b\u5c11\u3057\u5fc3\u3082\u3068\u306a\u3044\u6c17\u304c\u3057\u305f\u307e\u3057\u305f\u306e\u3067\u30b3\u30f3\u30c7\u30f3\u30b5\u30920.33\u00b5F\u3078\u5927\u304d\u304f\u3057\u3001\u30ab\u30c3\u30c8\u30aa\u30d5\u5468\u6ce2\u6570\u3092\u7d0416Hz\u307e\u3067\u4f4e\u304f\u3057\u3066\u5b9f\u88c5\u3057\u307e\u3057\u305f\u3002
\n\u3000\u3042\u3068\u306f\u96fb\u6e90\u5468\u308a\u3068\u7b50\u4f53\u30fb\u7aef\u5b50\u985e\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3000\u30b5\u30af\u30c3\u3068\u4f5c\u308b\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3002 \u3000TDA7297 \u3000STMicroelectronics\u306e\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7IC\u3067\u3042\u308bTDA7297\u3092\u4f7f\u3063\u305f\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3002 \u3000\u5916\u4ed8\u3051\u56de\u8def\u304c\u307b\u3068\u3093\u3069\u4e0d\u8981\u3001IC1\u3064\u3067\u30b9\u30c6\u30ec\u30aa\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\u3092\u69cb\u7bc9\u3067\u304d\u308b\u4fbf<\/p>\n","protected":false},"author":1,"featured_media":24843,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5211,4],"tags":[5374],"class_list":["post-24842","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-audio","category-cat5","tag-tda7297"],"_links":{"self":[{"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/posts\/24842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=24842"}],"version-history":[{"count":32,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/posts\/24842\/revisions"}],"predecessor-version":[{"id":24990,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/posts\/24842\/revisions\/24990"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=\/wp\/v2\/media\/24843"}],"wp:attachment":[{"href":"https:\/\/www.nanghi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nanghi.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}