{"product_id":"pololu-707-708-vnh2sp30-vnh3sp30-dual-motor-driver-carrier-md03a-708-707","title":"Pololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A 708 707","description":"\u003cmeta name=\"description\" content=\"Buy Pololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A 708 707 online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003ePololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A 708 707\u003c\/h1\u003e\n\n\u003cp\u003eThe Pololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A is a compact, high-performance motor control module designed to drive two brushed DC motors independently with PWM speed control and directional switching. Professional roboticists, embedded systems engineers, and automation technicians rely on this carrier to deliver precise motor control in applications ranging from mobile robots to industrial automation systems. This module solves the critical challenge of controlling multiple DC motors from microcontroller GPIO pins while providing robust protection against back-EMF, overcurrent conditions, and thermal stress.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Pololu MD03A dual motor driver carrier integrates the STMicroelectronics VNH2SP30 or VNH3SP30 H-bridge IC, delivering up to 30A continuous current per motor channel with exceptional thermal management and integrated protection circuitry. The module operates on a wide supply voltage range of 5.5V to 24V, making it compatible with various power sources including LiPo batteries, lead-acid batteries, and regulated DC supplies. Each motor channel features independent PWM speed control via standard 5V logic signals, allowing seamless integration with Arduino, Raspberry Pi, STM32, and other microcontroller platforms without requiring additional level-shifting components.\u003c\/p\u003e\n\n\u003cp\u003eThe VNH2SP30\/VNH3SP30 H-bridge architecture provides four-quadrant motor control, enabling forward, reverse, and dynamic braking operations with minimal external component requirements. Built-in current sensing pins allow real-time monitoring of motor current draw, enabling sophisticated closed-loop control algorithms and fault detection mechanisms. The carrier board includes integrated freewheeling diodes, charge pump capacitors, and thermal shutdown protection, reducing design complexity while ensuring reliable operation under demanding conditions. The compact form factor and through-hole pin configuration facilitate rapid prototyping and integration into custom PCB designs.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDual DC Motor Driver Carrier Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePololu Robotics and Electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIC Chip\u003c\/td\u003e\n\u003ctd\u003eSTMicroelectronics VNH2SP30 or VNH3SP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current Per Channel\u003c\/td\u003e\n\u003ctd\u003e30A at 25°C ambient temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Current Per Channel\u003c\/td\u003e\n\u003ctd\u003e40A (1 second duration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage Range\u003c\/td\u003e\n\u003ctd\u003e5.5V to 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Signal Voltage\u003c\/td\u003e\n\u003ctd\u003e5V TTL\/CMOS compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePWM Frequency Support\u003c\/td\u003e\n\u003ctd\u003eUp to 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Sensing\u003c\/td\u003e\n\u003ctd\u003eAnalog output proportional to motor current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Shutdown\u003c\/td\u003e\n\u003ctd\u003eAutomatic protection above 170°C junction temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Dimensions\u003c\/td\u003e\n\u003ctd\u003eApproximately 50mm x 40mm x 15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDual independent H-bridge channels enabling simultaneous bidirectional control of two DC motors with individual PWM speed regulation from 0-100 percent\u003c\/li\u003e\n\u003cli\u003eIntegrated current sensing output on each channel providing real-time feedback for implementing current-limiting algorithms and motor stall detection\u003c\/li\u003e\n\u003cli\u003eWide input voltage range of 5.5V to 24V supporting multiple battery chemistries including alkaline, NiMH, lead-acid, and lithium polymer cells\u003c\/li\u003e\n\u003cli\u003eThermal shutdown protection and integrated freewheeling diodes eliminating the need for external protection components and reducing PCB complexity\u003c\/li\u003e\n\u003cli\u003eDirect 5V logic compatibility with standard microcontroller GPIO pins without requiring level shifters or additional interface circuitry\u003c\/li\u003e\n\u003cli\u003eFour-quadrant operation enabling forward, reverse, and dynamic braking modes for precise motor control in robotics applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMobile robotics platforms including differential-drive robots, line-following robots, and autonomous navigation systems requiring independent motor speed and direction control\u003c\/li\u003e\n\u003cli\u003eIndustrial automation equipment such as conveyor belt systems, robotic arm actuators, and automated material handling systems operating at 24V industrial power levels\u003c\/li\u003e\n\u003cli\u003eHobbyist and educational robotics projects including Arduino-based robot kits, LEGO Mindstorms extensions, and student competition robots requiring dual motor control\u003c\/li\u003e\n\u003cli\u003eUnmanned ground vehicles and terrain-navigating platforms where precise motor torque control and current monitoring enable traction optimization and obstacle detection\u003c\/li\u003e\n\u003cli\u003eCustom motion control systems for 3D printers, CNC machines, and automated testing equipment requiring synchronized dual-axis motor operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eTo implement the Pololu MD03A dual motor driver, connect your DC power supply positive terminal to the VCC pin and ground to GND, ensuring voltage remains within the 5.5V to 24V operating range. Connect your microcontroller ground to the module ground for proper signal reference, then connect the PWM and direction control pins to your microcontroller GPIO outputs. For each motor channel, apply PWM signals to the speed control input and use digital outputs for direction control; the module automatically handles the H-bridge switching and current commutation. Attach your DC motors to the OUT1\/OUT2 and OUT3\/OUT4 terminal blocks, observing polarity for correct rotation direction.\u003c\/p\u003e\n\n\u003cp\u003eFor optimal performance, implement current sensing by reading the analog current output pins with your microcontroller's ADC, allowing you to monitor motor load conditions and detect stall conditions. If implementing dynamic braking, configure your control software to simultaneously disable both motor direction lines, causing the motor to rapidly decelerate through back-EMF dissipation. Ensure adequate heatsinking if operating continuously at currents exceeding 20A per channel, as the VNH2SP30\/VNH3SP30 IC generates significant heat under sustained high-current conditions. Test your implementation with low-voltage power supplies initially, then gradually increase voltage to verify correct operation before deploying in production systems.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between the VNH2SP30 and VNH3SP30 variants in the MD03A?\u003c\/summary\u003e\n\u003cp\u003eBoth variants are functionally equivalent for most applications, offering identical 30A continuous current ratings and electrical characteristics. The VNH3SP30 represents a newer silicon revision with improved thermal performance and slightly enhanced current sensing accuracy. Pololu may supply either variant depending on availability; both are fully compatible with the same control logic and provide equivalent performance in typical robotics and automation applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I operate the MD03A with 3.3V logic signals from Raspberry Pi or STM32 microcontrollers?\u003c\/summary\u003e\n\u003cp\u003eThe MD03A requires 5V TTL-level logic signals for reliable operation. While 3.3V signals may partially activate the control inputs, they will not provide guaranteed switching performance. Use a logic level shifter or buffer circuit to convert 3.3V outputs to 5V, or connect a pull-up resistor network to 5V to ensure proper signal levels. Alternatively, use an Arduino or other 5V microcontroller as an intermediate interface.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I implement current limiting and motor stall detection using the current sensing pins?\u003c\/summary\u003e\n\u003cp\u003eThe current sensing output provides an analog voltage proportional to motor current, typically 0.5V per ampere depending on the specific variant. Connect these pins to your microcontroller's analog-to-digital converter, then implement software thresholds to detect excessive current draw indicating motor stall or mechanical jam. When current exceeds your threshold, reduce PWM duty cycle or disable the motor channel to prevent thermal damage and protect your mechanical system from overload.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum PWM frequency I should use with the MD03A?\u003c\/summary\u003e\n\u003cp\u003eThe VNH2SP30\/VNH3SP30 IC supports PWM frequencies up to 20 kHz, allowing operation well above the audible range to minimize motor cogging and acoustic noise. Higher frequencies improve motor smoothness and control resolution but increase switching losses and heat generation. For most robotics applications, 5 to 10 kHz provides an excellent balance between smooth operation and efficiency; Arduino PWM defaults of 490 Hz or 980 Hz are acceptable but may produce audible motor whine.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Tech Depot\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Pololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A 708 707 Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003ePololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A 708 707\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003ePololu 707\/708 VNH2SP30\/VNH3SP30 Dual Motor Driver Carrier MD03A 708 707\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48743652327681,"sku":"TTD-8459","price":19531.67,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/4c9b9c962b34fccc31e3766efe09c414.jpg?v=1778061036","url":"https:\/\/techdepot.in\/products\/pololu-707-708-vnh2sp30-vnh3sp30-dual-motor-driver-carrier-md03a-708-707","provider":"Tech Depot India","version":"1.0","type":"link"}