The RoboDrive-298P is a high-current, dual-channel motor control board designed for demanding robotics and automation applications. Built around the proven L298P dual H-bridge driver IC, this board delivers up to 30A peak current (with proper heat dissipation) for controlling two DC motors or one stepper motor bidirectionally. It is an ideal solution for building robots, RC vehicles, CNC machines, and other motion control projects requiring high torque and reliable performance.
At the heart of the board is the L298P, a high-voltage, high-current dual full-bridge driver designed to accept standard TTL logic levels and drive inductive loads such as relays, solenoids, DC motors, and stepper motors. The L298P supports motor supply voltages from 5V to 35V and can deliver 2A continuous current per channel (with a peak of 3A per channel, or up to 30A total with adequate cooling). The board includes onboard heat sinks and thermal management to handle high-current operation.
The RoboDrive-298P features dual H-bridge outputs, allowing independent control of two DC motors in both forward and reverse directions. Each channel supports PWM speed control for precise motor speed regulation. The board also supports stepper motor control — one bipolar stepper motor can be driven using both channels. The direction and speed of each motor are controlled via standard digital and PWM signals from your microcontroller.
The board includes built-in flyback diodes to protect against voltage spikes generated by inductive motor loads. The screw terminals provide secure connections for motor wires and power supply, while the control pins are broken out on standard 0.1-inch headers for easy connection to Arduino, ESP32, STM32, and other microcontrollers.
The module is widely used in robotics, RC vehicles, CNC machines, automated guided vehicles (AGVs), conveyor systems, pan-tilt mechanisms, and industrial automation. It is also popular in educational projects for teaching motor control, H-bridge operation, and PWM principles.
Important Note: The high current rating requires adequate heat dissipation. For sustained high-current operation, ensure the onboard heat sink has sufficient airflow, or add additional cooling. The motor supply voltage must be within the 5V to 35V range. Always verify the voltage and current ratings match your motor specifications before installation. Ensure proper wiring and fusing for high-current applications.
Whether you are building a high-torque robot, a CNC machine, or a custom motion control system, the RoboDrive-298P provides a reliable, high-current solution. It is suitable for individual makers, engineering students, and businesses purchasing in bulk for product development or educational programs.
Features
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L298P dual H-bridge driver — Proven, reliable motor control IC
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High current capability — Up to 30A peak (with adequate cooling)
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Dual channel output — Control two DC motors or one stepper motor
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PWM speed control — Precise motor speed regulation
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Bidirectional control — Forward and reverse for each channel
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Wide motor voltage range — 5V to 35V DC
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Built-in flyback diodes — Protection against inductive voltage spikes
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Onboard heat sink — Thermal management for high-current operation
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Screw terminals — Secure motor and power connections
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Standard control headers — Easy connection to Arduino, ESP32, STM32
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | Driver IC | L298P dual H-bridge |
| 2 | Motor Channels | 2 (dual DC motors or 1 stepper) |
| 3 | Continuous Current | 2A per channel |
| 4 | Peak Current | Up to 30A total (with adequate cooling) |
| 5 | Motor Supply Voltage | 5V – 35V DC |
| 6 | Logic Supply Voltage | 5V DC |
| 7 | Control Interface | Digital + PWM |
| 8 | Protection | Flyback diodes, thermal management |
