{"id":4478,"date":"2026-01-14T11:55:22","date_gmt":"2026-01-14T11:55:22","guid":{"rendered":"https:\/\/ghanim.cloud\/?post_type=product&#038;p=4478"},"modified":"2026-01-22T13:27:10","modified_gmt":"2026-01-22T10:27:10","slug":"5v-stepper-motor-uln2003-stepper-driver","status":"publish","type":"product","link":"https:\/\/ghanim.cloud\/?product=5v-stepper-motor-uln2003-stepper-driver","title":{"rendered":"5V Stepper Motor + ULN2003 Stepper Driver"},"content":{"rendered":"<h4 style=\"margin:9px 0px;padding:0px;border:0px;font-weight:500;line-height:1.1;font-family:Arial, Helvetica, sans-serif;font-size:17px;vertical-align:baseline;color:#777777;background-color:#ffffff;\"><strong style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Engine Technical Features<\/strong><\/h4>\n<ul style=\"margin:0px 0px 9px;padding:0px 0px 0px 15px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;color:#777777;background-color:#ffffff;\">\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Recommended power voltage: 5V<\/li>\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Number of phases: 4<\/li>\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Approximate reduction: 1:64<\/li>\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">64 steps \/ resolution<\/li>\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Resistance \/ phase: 50 ohms<\/li>\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Minimum torque: 34.3 mN * m<\/li>\n<li style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Degree of insulation: A<\/li>\n<\/ul>\n<p class=\"text-justify\" style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\">The driver is based on an integrated ULN2003 circuit that contains several Darlington configurations.\u00a0It works at very good parameters along with the stepper motor in the kit.<\/p>\n<p class=\"text-justify\" style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\">Step-by-step motors are often used in applications requiring precise motion control.\u00a0You can meet them in 3D printers or normal printers, CNCs or robotic arms.\u00a0In order to choose the right stepper for your application, see the data sheet to see the power consumption, engine speed and accuracy, torque and how to control it.<\/p>\n<h4 style=\"margin:9px 0px;padding:0px;border:0px;font-weight:500;line-height:1.1;font-family:Arial, Helvetica, sans-serif;font-size:17px;vertical-align:baseline;color:#777777;background-color:#ffffff;\"><strong style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;line-height:inherit;font-family:inherit;vertical-align:baseline;\">Use with Arduino<\/strong><\/h4>\n<p style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.www.optimusdigital.ro\/img\/cms\/motor-pas-cu-pas-5v-uln2003.jpg\" alt=\"\" height=\"284\" width=\"286\" style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:middle;\" \/><\/p>\n<p class=\"text-justify\" style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\">The picture shows a stepper motor and the ULN2003 driver card. It contains several Darlington transistors to send commands to each engine winding.\u00a0In chapter DC Motors I explained how we can use a transistor to control a much higher current through a small current, applied on the basis of the transistor.\u00a0A Darlington transistor consists of two common series-connected transistors in order to control as large a current as possible with a smallest command current.\u00a0<\/p>\n<p style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\">\n<p style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\"><img decoding=\"async\" src=\"https:\/\/www.www.optimusdigital.ro\/img\/cms\/uln2003.jpg\" alt=\"\" height=\"392\" width=\"415\" style=\"margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:inherit;vertical-align:middle;\" \/><\/p>\n<p class=\"text-justify\" style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:inherit;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#777777;background-color:#ffffff;\">This engine can also be powered from the 5V lead on the Arduino plate, but it is recommended to power from an external source.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p class=\"text-justify\" style=\"margin:0px 0px 1em;padding:0px;border:0px;line-height:18px;font-family:Arial, Helvetica, sans-serif;font-size:13px;vertical-align:baseline;min-height:1px;color:#666666;background-color:#ffffff;\">The driver is based on an integrated ULN2003 circuit that contains several Darlington configurations.\u00a0It works at very good parameters along with the stepper motor in the kit.<\/p><\/p>\n","protected":false},"featured_media":4562,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[95,97,98,106],"product_tag":[],"class_list":{"0":"post-4478","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-all-categories","7":"product_cat-all-products","8":"product_cat-different-modules","9":"product_cat-motors","11":"first","12":"instock","13":"sale","14":"taxable","15":"shipping-taxable","16":"purchasable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/ghanim.cloud\/index.php?rest_route=\/wp\/v2\/product\/4478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ghanim.cloud\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ghanim.cloud\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ghanim.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4478"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ghanim.cloud\/index.php?rest_route=\/wp\/v2\/media\/4562"}],"wp:attachment":[{"href":"https:\/\/ghanim.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4478"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ghanim.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=4478"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ghanim.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=4478"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ghanim.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=4478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}