{"id":88383,"date":"2024-09-24T14:00:51","date_gmt":"2024-09-24T12:00:51","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/arduino-power-supply-what-is-worth-knowing\/"},"modified":"2026-04-08T10:49:23","modified_gmt":"2026-04-08T08:49:23","slug":"arduino-power-supply-what-is-worth-knowing","status":"publish","type":"post","link":"https:\/\/botland.store\/blog\/arduino-power-supply-what-is-worth-knowing\/","title":{"rendered":"Arduino power supply &#8211; What is worth knowing?"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading time:<\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"88383\" class=\"elementor elementor-88383 elementor-81235\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99e04c9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99e04c9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-48bee14\" data-id=\"48bee14\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-97686a3 elementor-widget elementor-widget-text-editor\" data-id=\"97686a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Arduino is a platform that has gained great popularity among hobbyists, students, engineers and enthusiasts of various electronic projects.<br \/>\nIn order to ensure the correct and stable operation of such a circuit, it is necessary to have an adequate power supply.<br \/>\nHow is current supplied to the iconic microcontroller?<br \/>\nWe analyze for you the key aspects of Arduino power supply and discuss practices that will help avoid problems related to the operation of this platform.   <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee3f8cb elementor-widget elementor-widget-heading\" data-id=\"ee3f8cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is an Arduino?<span style=\"font-family: var( --e-global-typography-primary-font-family ), Sans-serif;font-weight: var( --e-global-typography-primary-font-weight )\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e12d67c elementor-widget elementor-widget-text-editor\" data-id=\"e12d67c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>It is worth starting with the fact that <a href=\"https:\/\/botland.com.pl\/234-arduino\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>Arduino<\/strong> <\/a>is an open development environment and hardware platform, designed for simplicity as well as accessibility in the field of electronic circuit design.<br \/>\nIt includes both a current-powered board and easy-to-use software, allowing the microcontroller to be programmed to control various devices or systems. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec7b03d elementor-widget elementor-widget-heading\" data-id=\"ec7b03d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Arduino vs. power supply - what solutions are available?<span style=\"font-family: var( --e-global-typography-primary-font-family ), Sans-serif;font-weight: var( --e-global-typography-primary-font-weight )\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e2d3b6 elementor-widget elementor-widget-text-editor\" data-id=\"0e2d3b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In the case of the Arduino, the power supply comes in several variants that you can use depending on the specific requirements of your project.<br \/>\nAmong the most important of these are: <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3b334da elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3b334da\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-65aacf2\" data-id=\"65aacf2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e97b39d elementor-widget elementor-widget-text-editor\" data-id=\"e97b39d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><span style=\"font-weight: bolder;\">1. power adapter<\/span><\/h3>\n<p>The traditional supply of power to the Arduino via an AC adapter is one of the most popular and reliable solutions.<br \/>\nIn this case, the microcontroller is connected to a power source using a well-known from many devices <strong><a href=\"https:\/\/botland.com.pl\/zasilacze-dogniazdkowe\/4022-zasilacz-impulsowy-ads-18fqa-12-12018epg-hv-12v15a-wtyk-dc-5525mm-5901890008488.html\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\">switching power supply<\/a><\/strong> with a DC 5.5 \/ 2.5 mm or 2.1 mm plug.<br \/>\nIt converts the mains voltage from the range of 200 V &#8211; 240 V to DC voltage, reduced to 12 V.  <\/p>\n<p>This is a convenient solution, especially if you use the platform in a place where you have constant access to mains power.<br \/>\nHowever, remember to properly adjust the voltage to the specifications of your particular Arduino board.<br \/>\nPowering it with too much current can cause damage to the microcontroller, while too low a voltage will lead to interruptions in the platform&#8217;s operation.  <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-41dc7c5\" data-id=\"41dc7c5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4299e72 elementor-widget elementor-widget-image\" data-id=\"4299e72\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2024\/09\/04022_35_kwadrat.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"04022_35_kwadrat\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6ODgzNzMsInVybCI6Imh0dHBzOlwvXC9ib3RsYW5kLnN0b3JlXC9ibG9nXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI0XC8wOVwvMDQwMjJfMzVfa3dhZHJhdC5qcGcifQ%3D%3D\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/09\/04022_35_kwadrat-1024x1024.jpg\" class=\"attachment-large size-large wp-image-88373\" alt=\"\" srcset=\"https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/09\/04022_35_kwadrat-1024x1024.jpg 1024w, https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/09\/04022_35_kwadrat-300x300.jpg 300w, https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/09\/04022_35_kwadrat-768x768.jpg 768w, https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/09\/04022_35_kwadrat.jpg 1080w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">ADS-18FQA-12 12018EPG-HV 12V\/1.5A Switching Power Supply - DC 5.5\/2.5mm plug.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28e9da8 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"28e9da8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.com.pl\/zasilacze-dogniazdkowe\/4022-zasilacz-impulsowy-ads-18fqa-12-12018epg-hv-12v15a-wtyk-dc-5525mm-5901890008488.html\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">CHECK<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-79faaf1 elementor-widget elementor-widget-text-editor\" data-id=\"79faaf1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><span style=\"font-weight: bolder;\">2 Arduino USB power supply<\/span><\/h3>\n<p>If you&#8217;re planning a project with an Arduino board, you can also bring power through a USB port.<br \/>\nMany models of this minicomputer support popular communication interfaces that allow you to connect it to a computer or other power source via a USB cable.<br \/>\nThis is practical if you are working at a computer and want to program and power your project at the same time, characterized by lower power requirements.  <\/p>\n<h3><span style=\"font-weight: bolder;\">3. battery power<\/span><\/h3>\n<p>For projects that require mobility or operation in locations where access to power is limited, battery power is a popular solution.<br \/>\nThe Arduino can be powered by alkaline or lithium-ion batteries &#8211; all you need is a suitable <strong><a href=\"https:\/\/botland.com.pl\/koszyki-na-baterie\/7032-koszyk-na-6-baterii-typu-aa-r6-ze-zlaczem-dc-5521mm-5904422350499.html\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\">basket<\/a><\/strong>, into which you will put rechargeable batteries.<br \/>\nRemember, however, that different Arduino models have different parameters for current consumption, which affects the battery life.<br \/>\nTherefore, before choosing a battery power supply, it is important to estimate the power requirements of your project.   <\/p>\n<h3><span style=\"font-weight: bolder;\">4. solar power supply<\/span><\/h3>\n<p>The Arduino can also be powered by a module, allowing a mobile solar power source to be connected to the board.<br \/>\nThis innovative solution, an excellent example of which is the overlay <strong><a href=\"https:\/\/botland.com.pl\/arduino-shield-rozszerzenia\/4429-solar-charger-shield-v22-nakladka-dla-arduino-5904422369255.html\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\">Solar Charger Shield<\/a><\/strong>.<br \/>\nThe overlay allows you to power the Arduino from any battery with a voltage of 3 V to 4.2 V or from a solar panel with a voltage of 4.8 V to 6 V. Great for projects where you don&#8217;t have access to conventional power sources.  <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-399c6ef elementor-widget elementor-widget-heading\" data-id=\"399c6ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Safe power supply for Arduino - what to keep in mind?<span style=\"font-family: var( --e-global-typography-primary-font-family ), Sans-serif;font-weight: var( --e-global-typography-primary-font-weight )\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b1926f elementor-widget elementor-widget-text-editor\" data-id=\"7b1926f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>The basic rule for safe use of Arduino<\/strong> is to comply with the power supply parameters specified by the board manufacturer.<br \/>\nDifferent models may be compatible with different voltage levels, but the most common is 5V.<br \/>\nIt is worth carefully checking the technical documentation of the microcomputer in question to avoid supplying the wrong voltage, which can lead to the board burning up and damaging other components connected to it.  <\/p>\n<p>If you are using an external power supply on your Arduino, it would be a good idea to use a regulator.<br \/>\nIt allows you to maintain a stable voltage at the level required by the platform, regardless of fluctuations in the input voltage.<br \/>\nThis is important if you use solar panels, batteries, or other power sources that can generate fluctuating voltage.<br \/>\nWith the regulator, you will guarantee a safe and stable power supply for the project in progress.   <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40e364a elementor-widget elementor-widget-heading\" data-id=\"40e364a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Arduino power supply key to effective operation<span style=\"font-family: var( --e-global-typography-primary-font-family ), Sans-serif;font-weight: var( --e-global-typography-primary-font-weight )\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc04b9a elementor-widget elementor-widget-text-editor\" data-id=\"cc04b9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/botland.com.pl\/132-zasilanie\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>Power supply<\/strong><\/a> is a key aspect of any electronic project using Arduino.<br \/>\nA well-chosen solution will not only ensure the stability and reliability of the board&#8217;s operation, but will also affect its lifespan.<br \/>\nBy choosing the right power supply, using protection and taking care of voltage stability, you can maximize the potential of this versatile platform.<br \/>\nRemember to tailor the power supply to the specific requirements of the project, which will contribute to efficient and trouble-free operation with the Arduino.   <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Planning to work with Arduino, but don&#8217;t know what board power supply to choose?<br \/>\nCheck out solutions to make your project safe and efficient. <\/p>\n","protected":false},"author":21,"featured_media":88380,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[133,7,179],"tags":[],"class_list":["post-88383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino","category-elektronika","category-kompendium"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Arduino power supply - What is worth knowing? - Botland<\/title>\n<meta name=\"description\" content=\"Planning to work with Arduino, but don&#039;t know what board power supply to choose? 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