\u30d4\u30a8\u30be\u540c\u671f\uff08\u982d\u51fa\u3057\uff09\u8a2d\u8a08\uff1a\u56de\u8def\u56f3\u3064\u304d<\/title>\n<style>\n body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,\"Noto Sans JP\",\"Hiragino Kaku Gothic ProN\",\"Yu Gothic\",sans-serif; line-height:1.7; margin:24px; color:#111;}\n h1,h2,h3{line-height:1.25}\n .note{background:#f6f6f6;border:1px solid #ddd;border-radius:12px;padding:14px;margin:14px 0}\n .warn{background:#fff3f3;border:1px solid #f2b8b8;border-radius:12px;padding:14px;margin:14px 0}\n pre,code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}\n pre{background:#0b1020;color:#e6e6e6;padding:14px;border-radius:12px;overflow:auto}\n .small{font-size:.92em;color:#333}\n .grid{display:grid;grid-template-columns:1fr;gap:14px}\n .box{border:1px solid #ddd;border-radius:12px;padding:14px}\n<\/style>\n<\/head>\n<body>\n\n\n\n<div class=\"note\">\n <b>\u76ee\u7684\uff1a<\/b>\u8907\u6570\u30ab\u30e1\u30e9\u540c\u671f\u7528\u306b\u300c\u78ba\u5b9f\u306b\u9332\u308c\u308b\u300d\u30d3\u30fc\u30d7\u3092\u9cf4\u3089\u3059\u3002\u6c11\u751f\u30de\u30a4\u30af\u306e\u9ad8\u57df\u6e1b\u8870\u3092\u8003\u616e\u3057\u3001\n 2\u301c4kHz\u5e2f\u3092\u60f3\u5b9a\u3002<br\/>\n <b>\u3053\u3053\u3067\u306f\u201c\u30d1\u30c3\u30b7\u30d6\u5727\u96fb\u7d20\u5b50\u201d<\/b>\uff08PWM\u3067\u9cf4\u3089\u3059\u30bf\u30a4\u30d7\uff09\u3092\u524d\u63d0\u306b\u3001\u97f3\u91cf\u91cd\u8996\u3067\u56de\u8def\u30923\u6848\u691c\u8a0e\u3059\u308b\u3002\n<\/div>\n\n<h2>0. \u524d\u63d0\uff08\u5b89\u5168\u30fb\u58ca\u308c\u306a\u3044\u8a2d\u8a08\u306e\u6ce8\u610f\u70b9\uff09<\/h2>\n<ul>\n <li>\u5727\u96fb\u306f\u96fb\u6c17\u7684\u306b\u306f <b>\u307b\u307c\u30b3\u30f3\u30c7\u30f3\u30b5\u8ca0\u8377<\/b>\u3002\u6025\u5cfb\u306a\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u306f\u96fb\u6d41\u30b9\u30d1\u30a4\u30af\u304c\u51fa\u308b\u3002<\/li>\n <li>MCU\u306eGPIO\u76f4\u7d50\u3067\u9cf4\u308b\u3053\u3068\u3082\u3042\u308b\u304c\u3001\u97f3\u91cf\u304c\u8db3\u308a\u306a\u3044\uff0fGPIO\u306b\u512a\u3057\u304f\u306a\u3044\u306e\u3067<b>\u57fa\u672c\u306f\u30c9\u30e9\u30a4\u30d0\u3092\u631f\u3080<\/b>\u3002<\/li>\n <li>\u300c\u540c\u671f\u300d\u304c\u76ee\u7684\u306a\u3089\u3001<b>\u97f3\u91cf\uff1e\u97f3\u8cea<\/b>\u3002\u77e9\u5f62\u6ce2\u3067OK\u3002<\/li>\n<\/ul>\n\n<h2>1) \u6700\u5c0f\u69cb\u6210\uff08\u7247\u5074\u99c6\u52d5\uff09\uff1aN-MOSFET \u30ed\u30fc\u30b5\u30a4\u30c9<\/h2>\n\n<div class=\"box\">\n<pre><code>\n +V (3.3V \/ 5V)\n |\n [PZ] \u5727\u96fb\u7d20\u5b50(\u30d1\u30c3\u30b7\u30d6)\n |\n +--------------------+\n | |\n DRAIN (\u203bPZ\u306f\u6975\u6027\u306a\u3057\u304c\u591a\u3044)\n Q1: N-MOSFET\n SOURCE\n |\n GND\n\nMCU PWM ----[Rgate 100\u03a9]---- GATE\n |\n [Rpd 100k]\n |\n GND\n<\/code><\/pre>\n\n<ul>\n <li><b>\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>\u7c21\u5358\u3001\u90e8\u54c1\u5c11\u3002<\/li>\n <li><b>\u30c7\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>\u7247\u5074\u99c6\u52d5\u306a\u306e\u3067\u97f3\u91cf\u306f\u4e2d\u7a0b\u5ea6\u3002VCC\u304c\u4f4e\u3044\u3068\u9060\u8ddd\u96e2\u30ab\u30e1\u30e9\u306b\u5165\u3089\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002<\/li>\n <li><b>\u90e8\u54c1\u306e\u76ee\u5b89\uff1a<\/b>\n <ul>\n <li>Q1: 2N7002 \/ AO3400 \/ IRLML6344 \u7b49\uff08\u30ed\u30b8\u30c3\u30af\u30ec\u30d9\u30eb\u3067ON\u3059\u308b\u3084\u3064\uff09<\/li>\n <li>Rgate: 47\u301c220\u03a9\uff08\u30ea\u30f3\u30ae\u30f3\u30b0\u6291\u5236\uff09<\/li>\n <li>Rpd: 47k\u301c200k\uff08\u96fb\u6e90\u6295\u5165\u6642\u306b\u30b2\u30fc\u30c8\u6d6e\u304b\u305b\u306a\u3044\uff09<\/li>\n <\/ul>\n <\/li>\n<\/ul>\n<\/div>\n\n<h2>2) \u97f3\u91cf\u5f37\u5316\uff08\u5dee\u52d5\u99c6\u52d5\uff09\uff1a2\u672cPWM\uff08\u9006\u76f8\uff09+ 2\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf<\/h2>\n\n<div class=\"note\">\n <b>\u540c\u671f\u7528\u9014\u306e\u304a\u3059\u3059\u3081\u304b\uff1f\uff1a<\/b>\u540c\u3058VCC\u3067\u3082\u201c\u5b9f\u52b9\u632f\u5e45\u201d\u304c\u5897\u3048\u3001\u97f3\u304c\u524d\u306b\u51fa\u308b\u3002\u6c11\u751f\u30de\u30a4\u30af\u76f8\u624b\u306b\u52dd\u3061\u3084\u3059\u3044\u3002\n<\/div>\n\n<div class=\"box\">\n<pre><code>\n +V (3.3V\/5V)\n |\n QH1 P-MOSFET (\u307e\u305f\u306fPNP)\n |\nMCU PWM_A-|>G D--+----[PZ]----+--D QH2 P-MOSFET\n S | | S\n | |\n GND GND\n (\u4e0b\u5074\u306fN-MOS\u3067\u5f15\u304f\u69cb\u6210\u3067\u3082\u53ef)\n\n\u5b9f\u88c5\u306e\u8003\u3048\u65b9\uff1a\n- PZ\u306e\u5de6\u53f3\u3092\u300c\u9006\u76f8\u300d\u3067\u632f\u308b\uff08A=H\u306e\u3068\u304d\u5de6\u304c+V\/\u53f3\u304cGND\u3001A=L\u306e\u3068\u304d\u9006\uff09\n- \u7d50\u679c\uff1a\u7247\u5074\u99c6\u52d5\u3088\u308a\u96fb\u5727\u5dee\u304c\u5927\u304d\u3044 \u2252 \u97f3\u91cfUP\n<\/code><\/pre>\n\n<p class=\"small\">\n \u4e0a\u306f\u6982\u5ff5\u56f3\u3002\u5b9f\u88c5\u306f\u300cP-MOS + N-MOS \u306e\u30b3\u30f3\u30d7\u30ea\u30e1\u30f3\u30bf2\u6bb5\uff08H\u30d6\u30ea\u30c3\u30b8\u98a8\uff09\u300d\u306b\u3059\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\u3002\n \u305f\u3060\u3057P-MOS\u3092GPIO\u76f4\u3067\u99c6\u52d5\u3059\u308b\u5834\u5408\u306f\u30b2\u30fc\u30c8\u96fb\u5727\u6761\u4ef6\u306b\u6ce8\u610f\uff08VCC=5V\u30673.3V GPIO\u306a\u3069\uff09\u3002\n<\/p>\n\n<ul>\n <li><b>\u5b9f\u52d9\u7684\u306b\u30e9\u30af\u306a\u69cb\u6210\uff1a<\/b>H\u30d6\u30ea\u30c3\u30b8\u30c9\u30e9\u30a4\u30d0IC\uff08\u6b21\u306e\u68483\uff09\u3092\u4f7f\u3046\u3002<\/li>\n <li><b>GPIO\u304c2\u672c\u5fc5\u8981\uff1a<\/b>PWM_A\u3068PWM_B\uff08180\u00b0\u53cd\u8ee2\uff09<\/li>\n <li><b>\u6ce8\u610f\uff1a<\/b>\u540c\u6642ON\uff08\u8cab\u901a\u96fb\u6d41\uff09\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u30c9\u30e9\u30a4\u30d0\/\u5b9f\u88c5\u3067\u30c7\u30c3\u30c9\u30bf\u30a4\u30e0\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<\/div>\n\n<h2>3) \u3044\u3061\u3070\u3093\u73fe\u5834\u5411\u3051\uff08\u304a\u3059\u3059\u3081\uff09\uff1aH\u30d6\u30ea\u30c3\u30b8IC\u3067\u5dee\u52d5\u99c6\u52d5<\/h2>\n\n<div class=\"box\">\n<pre><code>\n +Vmot (3.3V\u301c5V)\n |\n +----------------+\nMCU IN1 ---| IN1 OUT1|----+ \nMCU IN2 ---| IN2 OUT2|----+----[PZ]----+\nMCU EN ---| EN GND |-------------+ |\n +----------------+ | |\n GND |\n |\n (PZ)\n<\/code><\/pre>\n\n<ul>\n <li><b>\u4f8b\uff1a<\/b>TB6612FNG \/ DRV8833 \/ MX1508 \u7b49\uff08\u5c0f\u578b\u30e2\u30fc\u30bf\u7528\u3067OK\u3002\u5727\u96fb\u306f\u8efd\u3044\u8ca0\u8377\uff09<\/li>\n <li><b>\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>\u5dee\u52d5\u99c6\u52d5\u304c\u7c21\u5358\u3002\u97f3\u91cf\u304c\u51fa\u308b\u3002\u5b9f\u88c5\u304c\u5b89\u5b9a\u3002<\/li>\n <li><b>\u30c7\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>IC\u304c\u5897\u3048\u308b\u3002<\/li>\n<\/ul>\n\n<p class=\"small\">\n IN1\/IN2\u306b\u9006\u76f8\uff08\u307e\u305f\u306f\u7247\u5074PWM + \u53cd\u5bfe\u5074\u56fa\u5b9a\uff09\u3092\u5165\u308c\u3066PZ\u4e21\u7aef\u3092\u632f\u308b\u3002\n EN\u3067\u30d3\u30fc\u30d7\u306eON\/OFF\u30b2\u30fc\u30c8\u3082\u3067\u304d\u308b\u3002\n<\/p>\n<\/div>\n\n<h2>4) \u3055\u3089\u306b\u97f3\u91cf\u304c\u5fc5\u8981\u306a\u3089\uff08\u9ad8\u96fb\u5727\u99c6\u52d5\uff09<\/h2>\n<div class=\"warn\">\n <b>\u6ce8\u610f\uff1a<\/b>\u9ad8\u96fb\u5727\u5727\u96fb\u30c9\u30e9\u30a4\u30d0\uff0812\u301c24V\u3001\u3082\u3063\u3068\u4e0a\u3082\uff09\u3092\u4f7f\u3046\u3068\u97f3\u5727\u306f\u7a3c\u3052\u308b\u304c\u3001\n \u53d6\u308a\u56de\u3057\u30fb\u5b89\u5168\u30fbEMI\u304c\u4e00\u6c17\u306b\u96e3\u3057\u304f\u306a\u308b\u3002\u540c\u671f\u7528\u9014\u3067\u306f\u307e\u305a(3)\u307e\u3067\u3067\u52dd\u3066\u308b\u3053\u3068\u304c\u591a\u3044\u3002\n<\/div>\n\n<h2>5) \u201c\u30a2\u30af\u30c6\u30a3\u30d6\u30d6\u30b6\u30fc\u201d\u306e\u56de\u8def\u56f3\uff08\u304a\u307e\u3051\uff1a\u5358\u97f3\u56fa\u5b9a\u3067\u3044\u3044\u306a\u3089\u6700\u5f37\u306b\u697d\uff09<\/h2>\n\n<div class=\"box\">\n<pre><code>\n+V (3.3\/5V) ----[BZ active]---- DRAIN Q1(N-MOS) SOURCE ---- GND\n |\n (\u767a\u632f\u56de\u8def\u5185\u8535)\n\nMCU GPIO ----[Rgate 100\u03a9]---- GATE\n |\n [Rpd 100k]\n |\n GND\n<\/code><\/pre>\n<ul>\n <li>GPIO\u3067ON\/OFF\u3059\u308b\u3060\u3051\u3002\u5468\u6ce2\u6570\u63a2\u7d22\u3082\u4e0d\u8981\uff08\u56fa\u5b9a\u97f3\uff09\u3002<\/li>\n <li>\u305f\u3060\u3057\u300c\u74b0\u5883\u97f3\u3068\u88ab\u308b\u300d\u300c\u9332\u308c\u306b\u304f\u3044\u5468\u6ce2\u6570\u3060\u3063\u305f\u300d\u304c\u8d77\u304d\u305f\u3089\u8a70\u3080\u3002<\/li>\n<\/ul>\n<\/div>\n\n<h2>6) \u540c\u671f\u7528\u9014\u306e\u63a8\u5968\u5b9f\u88c5\u6848\uff08\u7d50\u8ad6\uff09<\/h2>\n<ul>\n <li><b>\u5468\u6ce2\u6570\uff1a<\/b>\u307e\u305a2\u301c4kHz\uff08\u4f8b\uff1a3kHz\uff09<\/li>\n <li><b>\u30d1\u30bf\u30fc\u30f3\uff1a<\/b>200ms\u00d73\u56de\uff08\u9593\u9694 200ms \/ 600ms\u306a\u3069\u30af\u30bb\u3092\u4ed8\u3051\u308b\uff09<\/li>\n <li><b>\u56de\u8def\uff1a<\/b>\u97f3\u91cf\u304c\u8db3\u308a\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b\u306a\u3089<b>\u68483\uff08H\u30d6\u30ea\u30c3\u30b8IC\uff09<\/b>\u3067\u5dee\u52d5\u99c6\u52d5<\/li>\n <li><b>\u691c\u51fa\uff1a<\/b>2\u301c4kHz\u5e2f\u57df\u30a8\u30cd\u30eb\u30ae\u30fc\u3067\u30d3\u30fc\u30d7\u6642\u523b\u3092\u53d6\u308a\u3001ffmpeg -ss\u3067\u982d\u51fa\u3057<\/li>\n<\/ul>\n\n\n\n<\/body>\n<\/html>\n\n","protected":false},"excerpt":{"rendered":"<p>\u30d4\u30a8\u30be\u540c\u671f\uff08\u982d\u51fa\u3057\uff09\u8a2d\u8a08\uff1a\u56de\u8def\u56f3\u3064\u304d \u76ee\u7684\uff1a\u8907\u6570\u30ab\u30e1\u30e9\u540c\u671f\u7528\u306b\u300c\u78ba\u5b9f\u306b\u9332\u308c\u308b\u300d\u30d3\u30fc\u30d7\u3092\u9cf4\u3089\u3059\u3002\u6c11\u751f\u30de\u30a4\u30af\u306e\u9ad8\u57df\u6e1b\u8870\u3092\u8003\u616e\u3057\u3001 2\u301c4kHz\u5e2f\u3092\u60f3\u5b9a\u3002 \u3053\u3053\u3067\u306f\u201c\u30d1\u30c3\u30b7\u30d6\u5727\u96fb\u7d20\u5b50\u201d\uff08PWM\u3067\u9cf4\u3089\u3059\u30bf\u30a4\u30d7\uff09\u3092\u524d\u63d0\u306b\u3001\u97f3\u91cf\u91cd\u8996 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","vkExUnit_EyeCatch_disable":"","_veu_custom_css":"","veu_display_promotion_alert":"common","vkexunit_cta_each_option":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[59],"tags":[51,36],"class_list":["post-1732","post","type-post","status-publish","format-standard","hentry","category-59","tag-51","tag-36"],"aioseo_notices":[],"veu_head_title_object":{"title":"","add_site_title":""},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1732","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1732"}],"version-history":[{"count":3,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1732\/revisions"}],"predecessor-version":[{"id":1735,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1732\/revisions\/1735"}],"wp:attachment":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1732,"date":"2025-12-24T05:08:08","date_gmt":"2025-12-23T20:08:08","guid":{"rendered":"https:\/\/beeknowledge.co.jp\/?p=1732"},"modified":"2025-12-24T05:08:09","modified_gmt":"2025-12-23T20:08:09","slug":"%e3%83%94%e3%82%a8%e3%82%be%ef%bc%88%e3%83%91%e3%83%83%e3%82%b7%e3%83%96%ef%bc%89%e3%81%a7%e5%90%8c%e6%9c%9f%e3%83%93%e3%83%bc%e3%83%97%e3%82%92%e9%b3%b4%e3%82%89%e3%81%99%ef%bc%9a%e5%9b%9e%e8%b7%af","status":"publish","type":"post","link":"https:\/\/beeknowledge.co.jp\/?p=1732","title":{"rendered":"\u30d4\u30a8\u30be\uff08\u30d1\u30c3\u30b7\u30d6\uff09\u3067\u540c\u671f\u30d3\u30fc\u30d7\u3092\u9cf4\u3089\u3059\uff1a\u56de\u8def\u56f3\uff08ASCII\uff09\u3068\u5b9f\u88c5\u6848\uff08\u5b9f\u969b\u306b\u7d44\u3093\u3067\u306a\u3044\u306e\u3067\u3042\u304f\u307e\u3067\u6848\uff09"},"content":{"rendered":"\n\n\n\n\n\n\u30d4\u30a8\u30be\u540c\u671f\uff08\u982d\u51fa\u3057\uff09\u8a2d\u8a08\uff1a\u56de\u8def\u56f3\u3064\u304d<\/title>\n<style>\n body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,\"Noto Sans JP\",\"Hiragino Kaku Gothic ProN\",\"Yu Gothic\",sans-serif; line-height:1.7; margin:24px; color:#111;}\n h1,h2,h3{line-height:1.25}\n .note{background:#f6f6f6;border:1px solid #ddd;border-radius:12px;padding:14px;margin:14px 0}\n .warn{background:#fff3f3;border:1px solid #f2b8b8;border-radius:12px;padding:14px;margin:14px 0}\n pre,code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}\n pre{background:#0b1020;color:#e6e6e6;padding:14px;border-radius:12px;overflow:auto}\n .small{font-size:.92em;color:#333}\n .grid{display:grid;grid-template-columns:1fr;gap:14px}\n .box{border:1px solid #ddd;border-radius:12px;padding:14px}\n<\/style>\n<\/head>\n<body>\n\n\n\n<div class=\"note\">\n <b>\u76ee\u7684\uff1a<\/b>\u8907\u6570\u30ab\u30e1\u30e9\u540c\u671f\u7528\u306b\u300c\u78ba\u5b9f\u306b\u9332\u308c\u308b\u300d\u30d3\u30fc\u30d7\u3092\u9cf4\u3089\u3059\u3002\u6c11\u751f\u30de\u30a4\u30af\u306e\u9ad8\u57df\u6e1b\u8870\u3092\u8003\u616e\u3057\u3001\n 2\u301c4kHz\u5e2f\u3092\u60f3\u5b9a\u3002<br\/>\n <b>\u3053\u3053\u3067\u306f\u201c\u30d1\u30c3\u30b7\u30d6\u5727\u96fb\u7d20\u5b50\u201d<\/b>\uff08PWM\u3067\u9cf4\u3089\u3059\u30bf\u30a4\u30d7\uff09\u3092\u524d\u63d0\u306b\u3001\u97f3\u91cf\u91cd\u8996\u3067\u56de\u8def\u30923\u6848\u691c\u8a0e\u3059\u308b\u3002\n<\/div>\n\n<h2>0. \u524d\u63d0\uff08\u5b89\u5168\u30fb\u58ca\u308c\u306a\u3044\u8a2d\u8a08\u306e\u6ce8\u610f\u70b9\uff09<\/h2>\n<ul>\n <li>\u5727\u96fb\u306f\u96fb\u6c17\u7684\u306b\u306f <b>\u307b\u307c\u30b3\u30f3\u30c7\u30f3\u30b5\u8ca0\u8377<\/b>\u3002\u6025\u5cfb\u306a\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u306f\u96fb\u6d41\u30b9\u30d1\u30a4\u30af\u304c\u51fa\u308b\u3002<\/li>\n <li>MCU\u306eGPIO\u76f4\u7d50\u3067\u9cf4\u308b\u3053\u3068\u3082\u3042\u308b\u304c\u3001\u97f3\u91cf\u304c\u8db3\u308a\u306a\u3044\uff0fGPIO\u306b\u512a\u3057\u304f\u306a\u3044\u306e\u3067<b>\u57fa\u672c\u306f\u30c9\u30e9\u30a4\u30d0\u3092\u631f\u3080<\/b>\u3002<\/li>\n <li>\u300c\u540c\u671f\u300d\u304c\u76ee\u7684\u306a\u3089\u3001<b>\u97f3\u91cf\uff1e\u97f3\u8cea<\/b>\u3002\u77e9\u5f62\u6ce2\u3067OK\u3002<\/li>\n<\/ul>\n\n<h2>1) \u6700\u5c0f\u69cb\u6210\uff08\u7247\u5074\u99c6\u52d5\uff09\uff1aN-MOSFET \u30ed\u30fc\u30b5\u30a4\u30c9<\/h2>\n\n<div class=\"box\">\n<pre><code>\n +V (3.3V \/ 5V)\n |\n [PZ] \u5727\u96fb\u7d20\u5b50(\u30d1\u30c3\u30b7\u30d6)\n |\n +--------------------+\n | |\n DRAIN (\u203bPZ\u306f\u6975\u6027\u306a\u3057\u304c\u591a\u3044)\n Q1: N-MOSFET\n SOURCE\n |\n GND\n\nMCU PWM ----[Rgate 100\u03a9]---- GATE\n |\n [Rpd 100k]\n |\n GND\n<\/code><\/pre>\n\n<ul>\n <li><b>\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>\u7c21\u5358\u3001\u90e8\u54c1\u5c11\u3002<\/li>\n <li><b>\u30c7\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>\u7247\u5074\u99c6\u52d5\u306a\u306e\u3067\u97f3\u91cf\u306f\u4e2d\u7a0b\u5ea6\u3002VCC\u304c\u4f4e\u3044\u3068\u9060\u8ddd\u96e2\u30ab\u30e1\u30e9\u306b\u5165\u3089\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002<\/li>\n <li><b>\u90e8\u54c1\u306e\u76ee\u5b89\uff1a<\/b>\n <ul>\n <li>Q1: 2N7002 \/ AO3400 \/ IRLML6344 \u7b49\uff08\u30ed\u30b8\u30c3\u30af\u30ec\u30d9\u30eb\u3067ON\u3059\u308b\u3084\u3064\uff09<\/li>\n <li>Rgate: 47\u301c220\u03a9\uff08\u30ea\u30f3\u30ae\u30f3\u30b0\u6291\u5236\uff09<\/li>\n <li>Rpd: 47k\u301c200k\uff08\u96fb\u6e90\u6295\u5165\u6642\u306b\u30b2\u30fc\u30c8\u6d6e\u304b\u305b\u306a\u3044\uff09<\/li>\n <\/ul>\n <\/li>\n<\/ul>\n<\/div>\n\n<h2>2) \u97f3\u91cf\u5f37\u5316\uff08\u5dee\u52d5\u99c6\u52d5\uff09\uff1a2\u672cPWM\uff08\u9006\u76f8\uff09+ 2\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf<\/h2>\n\n<div class=\"note\">\n <b>\u540c\u671f\u7528\u9014\u306e\u304a\u3059\u3059\u3081\u304b\uff1f\uff1a<\/b>\u540c\u3058VCC\u3067\u3082\u201c\u5b9f\u52b9\u632f\u5e45\u201d\u304c\u5897\u3048\u3001\u97f3\u304c\u524d\u306b\u51fa\u308b\u3002\u6c11\u751f\u30de\u30a4\u30af\u76f8\u624b\u306b\u52dd\u3061\u3084\u3059\u3044\u3002\n<\/div>\n\n<div class=\"box\">\n<pre><code>\n +V (3.3V\/5V)\n |\n QH1 P-MOSFET (\u307e\u305f\u306fPNP)\n |\nMCU PWM_A-|>G D--+----[PZ]----+--D QH2 P-MOSFET\n S | | S\n | |\n GND GND\n (\u4e0b\u5074\u306fN-MOS\u3067\u5f15\u304f\u69cb\u6210\u3067\u3082\u53ef)\n\n\u5b9f\u88c5\u306e\u8003\u3048\u65b9\uff1a\n- PZ\u306e\u5de6\u53f3\u3092\u300c\u9006\u76f8\u300d\u3067\u632f\u308b\uff08A=H\u306e\u3068\u304d\u5de6\u304c+V\/\u53f3\u304cGND\u3001A=L\u306e\u3068\u304d\u9006\uff09\n- \u7d50\u679c\uff1a\u7247\u5074\u99c6\u52d5\u3088\u308a\u96fb\u5727\u5dee\u304c\u5927\u304d\u3044 \u2252 \u97f3\u91cfUP\n<\/code><\/pre>\n\n<p class=\"small\">\n \u4e0a\u306f\u6982\u5ff5\u56f3\u3002\u5b9f\u88c5\u306f\u300cP-MOS + N-MOS \u306e\u30b3\u30f3\u30d7\u30ea\u30e1\u30f3\u30bf2\u6bb5\uff08H\u30d6\u30ea\u30c3\u30b8\u98a8\uff09\u300d\u306b\u3059\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\u3002\n \u305f\u3060\u3057P-MOS\u3092GPIO\u76f4\u3067\u99c6\u52d5\u3059\u308b\u5834\u5408\u306f\u30b2\u30fc\u30c8\u96fb\u5727\u6761\u4ef6\u306b\u6ce8\u610f\uff08VCC=5V\u30673.3V GPIO\u306a\u3069\uff09\u3002\n<\/p>\n\n<ul>\n <li><b>\u5b9f\u52d9\u7684\u306b\u30e9\u30af\u306a\u69cb\u6210\uff1a<\/b>H\u30d6\u30ea\u30c3\u30b8\u30c9\u30e9\u30a4\u30d0IC\uff08\u6b21\u306e\u68483\uff09\u3092\u4f7f\u3046\u3002<\/li>\n <li><b>GPIO\u304c2\u672c\u5fc5\u8981\uff1a<\/b>PWM_A\u3068PWM_B\uff08180\u00b0\u53cd\u8ee2\uff09<\/li>\n <li><b>\u6ce8\u610f\uff1a<\/b>\u540c\u6642ON\uff08\u8cab\u901a\u96fb\u6d41\uff09\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u30c9\u30e9\u30a4\u30d0\/\u5b9f\u88c5\u3067\u30c7\u30c3\u30c9\u30bf\u30a4\u30e0\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<\/div>\n\n<h2>3) \u3044\u3061\u3070\u3093\u73fe\u5834\u5411\u3051\uff08\u304a\u3059\u3059\u3081\uff09\uff1aH\u30d6\u30ea\u30c3\u30b8IC\u3067\u5dee\u52d5\u99c6\u52d5<\/h2>\n\n<div class=\"box\">\n<pre><code>\n +Vmot (3.3V\u301c5V)\n |\n +----------------+\nMCU IN1 ---| IN1 OUT1|----+ \nMCU IN2 ---| IN2 OUT2|----+----[PZ]----+\nMCU EN ---| EN GND |-------------+ |\n +----------------+ | |\n GND |\n |\n (PZ)\n<\/code><\/pre>\n\n<ul>\n <li><b>\u4f8b\uff1a<\/b>TB6612FNG \/ DRV8833 \/ MX1508 \u7b49\uff08\u5c0f\u578b\u30e2\u30fc\u30bf\u7528\u3067OK\u3002\u5727\u96fb\u306f\u8efd\u3044\u8ca0\u8377\uff09<\/li>\n <li><b>\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>\u5dee\u52d5\u99c6\u52d5\u304c\u7c21\u5358\u3002\u97f3\u91cf\u304c\u51fa\u308b\u3002\u5b9f\u88c5\u304c\u5b89\u5b9a\u3002<\/li>\n <li><b>\u30c7\u30e1\u30ea\u30c3\u30c8\uff1a<\/b>IC\u304c\u5897\u3048\u308b\u3002<\/li>\n<\/ul>\n\n<p class=\"small\">\n IN1\/IN2\u306b\u9006\u76f8\uff08\u307e\u305f\u306f\u7247\u5074PWM + \u53cd\u5bfe\u5074\u56fa\u5b9a\uff09\u3092\u5165\u308c\u3066PZ\u4e21\u7aef\u3092\u632f\u308b\u3002\n EN\u3067\u30d3\u30fc\u30d7\u306eON\/OFF\u30b2\u30fc\u30c8\u3082\u3067\u304d\u308b\u3002\n<\/p>\n<\/div>\n\n<h2>4) \u3055\u3089\u306b\u97f3\u91cf\u304c\u5fc5\u8981\u306a\u3089\uff08\u9ad8\u96fb\u5727\u99c6\u52d5\uff09<\/h2>\n<div class=\"warn\">\n <b>\u6ce8\u610f\uff1a<\/b>\u9ad8\u96fb\u5727\u5727\u96fb\u30c9\u30e9\u30a4\u30d0\uff0812\u301c24V\u3001\u3082\u3063\u3068\u4e0a\u3082\uff09\u3092\u4f7f\u3046\u3068\u97f3\u5727\u306f\u7a3c\u3052\u308b\u304c\u3001\n \u53d6\u308a\u56de\u3057\u30fb\u5b89\u5168\u30fbEMI\u304c\u4e00\u6c17\u306b\u96e3\u3057\u304f\u306a\u308b\u3002\u540c\u671f\u7528\u9014\u3067\u306f\u307e\u305a(3)\u307e\u3067\u3067\u52dd\u3066\u308b\u3053\u3068\u304c\u591a\u3044\u3002\n<\/div>\n\n<h2>5) \u201c\u30a2\u30af\u30c6\u30a3\u30d6\u30d6\u30b6\u30fc\u201d\u306e\u56de\u8def\u56f3\uff08\u304a\u307e\u3051\uff1a\u5358\u97f3\u56fa\u5b9a\u3067\u3044\u3044\u306a\u3089\u6700\u5f37\u306b\u697d\uff09<\/h2>\n\n<div class=\"box\">\n<pre><code>\n+V (3.3\/5V) ----[BZ active]---- DRAIN Q1(N-MOS) SOURCE ---- GND\n |\n (\u767a\u632f\u56de\u8def\u5185\u8535)\n\nMCU GPIO ----[Rgate 100\u03a9]---- GATE\n |\n [Rpd 100k]\n |\n GND\n<\/code><\/pre>\n<ul>\n <li>GPIO\u3067ON\/OFF\u3059\u308b\u3060\u3051\u3002\u5468\u6ce2\u6570\u63a2\u7d22\u3082\u4e0d\u8981\uff08\u56fa\u5b9a\u97f3\uff09\u3002<\/li>\n <li>\u305f\u3060\u3057\u300c\u74b0\u5883\u97f3\u3068\u88ab\u308b\u300d\u300c\u9332\u308c\u306b\u304f\u3044\u5468\u6ce2\u6570\u3060\u3063\u305f\u300d\u304c\u8d77\u304d\u305f\u3089\u8a70\u3080\u3002<\/li>\n<\/ul>\n<\/div>\n\n<h2>6) \u540c\u671f\u7528\u9014\u306e\u63a8\u5968\u5b9f\u88c5\u6848\uff08\u7d50\u8ad6\uff09<\/h2>\n<ul>\n 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