{"product_id":"wi-fi-wireless-bipolar-stepper-motor-driver","title":"Wi-Fi Wireless Bipolar Stepper Motor Driver","description":"\u003ch3 class=\"wp-block-heading\"\u003eIntroduction\u003c\/h3\u003e\n\u003cp class=\"wp-block-paragraph\"\u003eThis Wi-Fi Stepper Motor Driver enables remote control of a bipolar stepper motor over a wireless network. The project is based on the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eESP32\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWi-Fi microcontroller and the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBD63731EFV\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estepper motor driver IC, providing a compact and reliable solution for motion control applications.\u003c\/p\u003e\n\u003cp class=\"wp-block-paragraph\"\u003eThe driver operates from a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epower supply and is capable of driving bipolar stepper motors with output currents of up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3A\u003c\/strong\u003e. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBD63731EFV\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupports multiple micro-stepping modes, allowing smooth and precise motor operation while reducing vibration and audible noise.\u003c\/p\u003e\n\u003cp class=\"wp-block-paragraph\"\u003e \u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eFeatures\u003c\/h3\u003e\n\u003cul class=\"wp-block-list custom-wp-list\"\u003e\n\u003cli\u003eMotor Supply 24V DC\u003c\/li\u003e\n\u003cli\u003eRated Output Current 3.0 A\u003c\/li\u003e\n\u003cli\u003eLow ON Resistance DMOS Output\u003c\/li\u003e\n\u003cli\u003eCLK-IN Drive Mode\u003c\/li\u003e\n\u003cli\u003ePWM Constant Current (other oscillation)\u003c\/li\u003e\n\u003cli\u003eBuilt-in Spike Noise Cancel Function (external noise filter is unnecessary)\u003c\/li\u003e\n\u003cli\u003eFULL STEP (2 types), HALF STEP (2 types),\u003c\/li\u003e\n\u003cli\u003eQUARTER STEP (2 types), 1\/8 STEP, 1\/16 STEP Functionality\u003c\/li\u003e\n\u003cli\u003eFreely Timing Excitation Mode Switch\u003c\/li\u003e\n\u003cli\u003eCurrent Decay Mode Switch (linearly variable SLOW\/FAST DECAY ratio)\u003c\/li\u003e\n\u003cli\u003eNormal Rotation \u0026amp; Reverse Rotation Switching Function\u003c\/li\u003e\n\u003cli\u003ePower Save Function (PS Jumper J4)\u003c\/li\u003e\n\u003cli\u003eBuilt-in Logic Input Pull-down Resistor\u003c\/li\u003e\n\u003cli\u003ePower-on Reset Function\u003c\/li\u003e\n\u003cli\u003eThermal Shutdown Circuit (TSD)\u003c\/li\u003e\n\u003cli\u003eOver-current Protection Circuit (OCP)\u003c\/li\u003e\n\u003cli\u003eUnder Voltage Lock Out Circuit (UVLO)\u003c\/li\u003e\n\u003cli\u003eOver Voltage Lock Out Circuit (OVLO)\u003c\/li\u003e\n\u003cli\u003eProtects Against Malfunction when Power Supply is Disconnected (Ghost Supply Prevention Function)\u003c\/li\u003e\n\u003cli\u003eAdjacent Pins Short Protection\u003c\/li\u003e\n\u003cli\u003eMicrominiature, Ultra-thin and High Heat-radiation (exposed metal type) Package\u003c\/li\u003e\n\u003cli\u003e4 x 3 mm PCB Mounting Holes\u003c\/li\u003e\n\u003cli\u003ePCB Dimensions 60.96 x 45.09 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003ePower Supply\u003c\/h3\u003e\n\u003cp class=\"wp-block-paragraph\"\u003eThis module is designed to operate from a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epower supply. The onboard isolated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDC-DC converter (U6)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econverts the 24 V input into an isolated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3.3 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupply for the ESP32 microcontroller and associated logic circuitry.\u003c\/p\u003e\n\u003cp class=\"wp-block-paragraph\"\u003eAs an alternative power option, the PCB also provides footprints for an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLM317 voltage regulator (U7)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ealong with output-setting resistors\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eR12\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eR13\u003c\/strong\u003e. If the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLM317\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eregulator is installed,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edo not populate the DC-DC converter (U6)\u003c\/strong\u003e. Only one of these power supply options should be used at a time.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eBipolar Stepper Motor Driver\u003c\/h3\u003e\n\u003cp class=\"wp-block-paragraph\"\u003eThe bipolar stepper motor driver is based on the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBD63731EFV\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehigh-performance stepper motor driver IC, a low-power PWM current-controlled driver designed for efficient and precise motor control. The module operates from a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epower supply and is capable of delivering up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3.0 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoutput current, making it suitable for a wide range of bipolar stepper motors.\u003c\/p\u003e\n\u003cp class=\"wp-block-paragraph\"\u003eThe driver uses a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCLK-IN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einterface, requiring only\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSTEP (CLK)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDIRECTION (DIR)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einput signals for motor control. It supports multiple excitation (micro-stepping) modes, including:\u003c\/p\u003e\n\u003cul class=\"wp-block-list custom-wp-list\"\u003e\n\u003cli\u003eFull-Step (2 modes)\u003c\/li\u003e\n\u003cli\u003eHalf-Step (2 modes)\u003c\/li\u003e\n\u003cli\u003eQuarter-Step (2 modes)\u003c\/li\u003e\n\u003cli\u003e1\/8-Step\u003c\/li\u003e\n\u003cli\u003e1\/16-Step\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":46842285195436,"sku":"M101","price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/featured_1-1.png?v=1785325130","url":"https:\/\/dotfry.com\/products\/wi-fi-wireless-bipolar-stepper-motor-driver","provider":"dotfry","version":"1.0","type":"link"}