NanoHat Motor module
NanoHat Motor module
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The NanoHat Motor module is a compact motor driver expansion board designed for Raspberry Pi and compatible single-board computers, enabling precise control of DC motors and stepper motors through GPIO pins. Professional roboticists, embedded systems engineers, and IoT developers use this module to build autonomous robots, drone propulsion systems, and industrial automation projects. It solves the critical problem of interfacing low-power microcontroller outputs with high-current motor loads while providing protection against back-EMF and voltage spikes.
Specifications
| Specification | Details |
| Product Type | Motor Driver HAT Module for Raspberry Pi |
| Brand | NanoHat |
| Origin | Original/Authentic |
| Motor Channels | 2 independent channels |
| Maximum Current per Channel | 2A continuous, 3A peak |
| Supply Voltage Range | 5V to 12V DC |
| PWM Frequency | Up to 25kHz |
| GPIO Interface | 40-pin Raspberry Pi HAT connector |
| Motor Types Supported | DC motors, stepper motors, servo motors |
Why Choose NanoHat Motor module?
100% Authentic
GST Invoice - A GST invoice is included with every order.
Expert Support - Dedicated technical help on WhatsApp and email.
Pan-India Delivery - Shipped across Bengaluru, Delhi NCR, Hyderabad and all of India.
Trusted by Makers - Used by students, hobbyists and professionals nationwide.
Key Features of NanoHat Motor module
- Dual H-bridge motor driver providing independent bidirectional control of two motors simultaneously with 2A continuous current capacity per channel
- Direct Raspberry Pi HAT compatibility with 40-pin GPIO header, eliminating jumper wires and breadboard connections for production-ready deployment
- PWM speed control up to 25kHz switching frequency enabling smooth motor operation with minimal audible noise and reduced electromagnetic interference
- Integrated protection diodes and thermal management circuitry safeguarding against back-EMF spikes and voltage transients during motor braking and direction reversal
- Wide supply voltage range from 5V to 12V supporting various motor types including standard DC motors, NEMA stepper motors, and servo actuators
- Low-impedance PCB traces and optimized layout for high-frequency switching applications with minimal voltage drop across motor outputs
Perfect For
- Autonomous mobile robotics platforms requiring synchronized dual-motor drive control with independent speed and direction management for wheeled robots and rovers
- Drone and quadcopter propulsion systems where the module drives multiple brushless DC motor ESCs through PWM signals for flight stabilization and thrust vectoring
- Industrial automation and conveyor belt systems utilizing stepper motor control for precise positioning, speed regulation, and synchronized multi-axis motion
- Educational robotics projects and maker communities building line-following robots, obstacle avoidance systems, and IoT-enabled smart home automation devices
- CNC machine prototyping and 3D printer control applications where the module manages stepper motor acceleration profiles and multi-axis coordination
How to Use
Installation begins by aligning the NanoHat Motor module with your Raspberry Pi's 40-pin GPIO header and pressing firmly until the connector seats completely. Connect your DC motors or stepper motors to the two motor output terminals, ensuring proper polarity for DC motors or correct phase sequence for stepper motors. Supply external power through the dedicated power input connector, selecting voltage appropriate for your motor specifications (5V for low-power applications, 12V for higher torque requirements). The module automatically handles voltage regulation and protection, allowing your Raspberry Pi to remain powered from its standard USB supply.
Configure motor control through Python or C libraries designed for the NanoHat platform, typically using GPIO pins 17, 27, 22, and 23 for direction control and PWM pins 12 and 13 for speed regulation. Initialize PWM objects with appropriate frequency (1000Hz minimum recommended) and duty cycle values from 0-100 percent. Implement acceleration ramps by gradually incrementing duty cycle values over 100-500ms intervals to prevent mechanical shock and reduce current surges during motor startup. Monitor motor temperature during extended operation and implement thermal throttling if continuous operation exceeds 30 minutes at maximum current.
Product Overview
The NanoHat Motor module operates on the principle of PWM (Pulse Width Modulation) control combined with H-bridge motor driver circuitry, allowing bidirectional motor rotation and speed regulation through software-controlled duty cycles. The module integrates dual motor channels with independent control, enabling simultaneous operation of two DC motors or stepper motors up to 2A per channel at 5V-12V supply voltage. The H-bridge topology ensures smooth acceleration/deceleration profiles and protects the host microcontroller from destructive back-EMF generated during motor braking or direction reversal.
What distinguishes the NanoHat Motor module is its direct HAT (Hardware Attached on Top) compatibility with Raspberry Pi GPIO headers, eliminating the need for breadboard prototyping and reducing assembly time in production environments. The module features integrated protection diodes, thermal management capabilities, and low-impedance motor output traces designed for high-frequency PWM switching up to 25kHz, minimizing audible noise and electromagnetic interference in sensitive applications.
Frequently Asked Questions
What is the maximum current rating and can I drive larger motors?
The NanoHat Motor module supports 2A continuous current per channel with 3A peak capacity. For motors exceeding these specifications, you must use an external power supply with adequate capacity and implement current limiting through software PWM duty cycle management. Never exceed 12V supply voltage or 3A peak current, as this will damage the H-bridge driver ICs. For high-power applications above 5A, consider using an external motor driver relay module controlled by the NanoHat outputs.
Can I use this module with stepper motors?
Yes, the NanoHat Motor module fully supports NEMA 17 and smaller stepper motors through microstepping control. Connect stepper motor coils to the output terminals and implement stepping sequences through software that cycles through coil activation patterns. The module's dual channels allow control of two stepper motors independently, ideal for XY gantry systems or dual-axis robotics applications. Ensure stepper motor current ratings do not exceed 2A per coil phase.
How do I prevent back-EMF damage to my Raspberry Pi?
The NanoHat Motor module includes integrated protection diodes that clamp back-EMF voltages generated during motor braking and direction reversal. These diodes dissipate energy harmlessly as heat, protecting the H-bridge driver ICs and preventing voltage spikes from reaching your Raspberry Pi GPIO pins. Always use the module's onboard protection rather than adding external diodes. Ensure proper grounding between the motor power supply and Raspberry Pi to maintain reference voltage stability.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
Order your NanoHat Motor module today and start building your next project.