{"id":4361,"date":"2019-11-02T07:00:11","date_gmt":"2019-11-01T20:00:11","guid":{"rendered":"http:\/\/www.auststem.com.au\/?post_type=peripheral&#038;p=4361"},"modified":"2021-02-05T16:40:07","modified_gmt":"2021-02-05T05:40:07","slug":"gravity-dc-fan-module","status":"publish","type":"peripheral","link":"https:\/\/learn.auststem.com.au\/peripheral\/gravity-dc-fan-module\/","title":{"rendered":"DC Fan"},"content":{"rendered":"<p data-pm-slice=\"1 1 []\">The DFRobot DC Fan Module is an <strong>OUTPUT <\/strong>device. It is essentially a DC motor (with brushes) plus a propeller.<\/p>\n<p>It is a <strong>digital device<\/strong> because it is switched on and off by a digital signal (0 or 1).<\/p>\n<h5>SPECIFICATION<\/h5>\n<div class=\"desCon\">\n<ul>\n<li>Working Voltage\uff1a3~5V<\/li>\n<li>Working Temperature\uff1a-20~85\u2103<\/li>\n<li>Speed (no load)\uff1a15000 rpm<\/li>\n<li>Speed (6V)\uff1a8000 rpm<\/li>\n<li>Current (6V)\uff1a40mA<\/li>\n<li>Stall current (6V)\uff1a360mA<\/li>\n<li>Torque (6V):0.111kg\/cm<\/li>\n<li>Size: 36*27*13 mm(1.42*1.06*0.51&#8243;)<\/li>\n<li>Weight: 22g<\/li>\n<\/ul>\n<h4 data-pm-slice=\"1 1 []\">How does it work?<\/h4>\n<p>This module is assumed to use an inexpensive dc motor which uses brushes. Check out <a href=\"https:\/\/nationalmaglab.org\/education\/magnet-academy\/watch-play\/see-thru-science\/how-dcmotors-work\">this tutorial<\/a> on how this type of DC motor works &#8211; courtesy of MAGLAB.<\/p>\n<div class=\"x-resp-embed x-is-video x-is-youtube\"><iframe loading=\"lazy\" title=\"How DC Motors Work\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/wxG3cwugXgs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/div>\n<p>Motors and servos without a transistor protection circuit should not be connected directly to the signal wire of the Kookaberry (or any microcontroller) as the current drain might damage their chips.<\/p>\n<p>This DFRobot fan module has a transistor circuit mounted on the board which connects the motor to Vcc (the Kookaberry\u2019s operating voltage) when it receives a High signal (digital 1) on the signal wire. The electrical circuit is located behind the Schematic button on the sidebar.<\/p>\n<p>It&#8217;s speed can be controlled using Pulse Width Modulation (PWM) on the signal wire.. Check out the description of PWM in the <a href=\"http:\/\/kookaberry.auststem.com.au\/app\/dimmer\/\">Dimmer app<\/a>.<\/p>\n<h4>Where are they used?<\/h4>\n<p>These tiny motors are used in toys and hobby projects. They run at high speed but with low torque (rotational power).<\/p>\n<p>When fitted with gears &#8211; which reduces the speed but increases the torque -they are used in robotics.<\/p>\n<p>For more information on the various types of motors used in robotics <a href=\"https:\/\/www.instructables.com\/Complete-Motor-Guide-for-Robotics\/\">check out this tutorial<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The DFRobot DC Fan Module is an OUTPUT device. It is essentially a DC motor (with brushes) plus a propeller. It is a digital device because it is switched on and off by a digital signal (0 or 1). SPECIFICATION Working Voltage\uff1a3~5V Working Temperature\uff1a-20~85\u2103 Speed (no load)\uff1a15000 rpm Speed (6V)\uff1a8000 rpm Current (6V)\uff1a40mA Stall current (6V)\uff1a360mA Torque (6V):0.111kg\/cm Size: 36*27*13 &#8230; <\/p>\n<div><a href=\"https:\/\/learn.auststem.com.au\/peripheral\/gravity-dc-fan-module\/\" class=\"more-link\">Read More<\/a><\/div>\n","protected":false},"featured_media":4459,"menu_order":2,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"peripheral-type":[7611,7610],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>DC Fan - AustSTEM Digital Learning Hub<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/learn.auststem.com.au\/peripheral\/gravity-dc-fan-module\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DC Fan - AustSTEM Digital Learning Hub\" \/>\n<meta property=\"og:description\" content=\"The DFRobot DC Fan Module is an OUTPUT device. It is essentially a DC motor (with brushes) plus a propeller. It is a digital device because it is switched on and off by a digital signal (0 or 1). SPECIFICATION Working Voltage\uff1a3~5V Working Temperature\uff1a-20~85\u2103 Speed (no load)\uff1a15000 rpm Speed (6V)\uff1a8000 rpm Current (6V)\uff1a40mA Stall current (6V)\uff1a360mA Torque (6V):0.111kg\/cm Size: 36*27*13 ... 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It is essentially a DC motor (with brushes) plus a propeller. It is a digital device because it is switched on and off by a digital signal (0 or 1). SPECIFICATION Working Voltage\uff1a3~5V Working Temperature\uff1a-20~85\u2103 Speed (no load)\uff1a15000 rpm Speed (6V)\uff1a8000 rpm Current (6V)\uff1a40mA Stall current (6V)\uff1a360mA Torque (6V):0.111kg\/cm Size: 36*27*13 ... 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