TB67S109 Stepper Motor Driver Board with Heatsink
Description
The TB67S109 Stepper Motor Driver Board is a high-performance microstepping motor driver designed for precision motion control applications such as 3D printers, CNC machines, robotics systems, and industrial automation projects. The module is based on the Toshiba TB67S109 stepper motor driver IC and is engineered for stable, efficient, and reliable motor operation.
Manufactured using a four-layer thick copper PCB with gold-plated processing, the driver offers improved electrical conductivity, enhanced heat dissipation, and increased durability. The compact module supports standard DIR/STEP control interfaces, making it compatible with many popular motion control platforms and controller boards.
The driver supports multiple microstepping resolutions including full-step, half-step, 1/4-step, 1/8-step, 1/16-step, and 1/32-step modes for smooth and precise motor movement. With a maximum input voltage of 50V DC and output current up to 4A per phase under proper cooling conditions, the module is suitable for driving NEMA 17, NEMA 23, and compatible stepper motors.
An included large aluminum heatsink improves thermal management and supports stable operation during high-current applications. Built-in protection features including thermal shutdown, overcurrent shutdown, and power-on reset enhance operational safety and reliability.
The module uses a Pololu-compatible pin layout, enabling convenient replacement or upgrade in supported controller boards and motion control systems.
Features
- Based on Toshiba TB67S109 stepper motor driver IC
- Four-layer thick copper gold-plated PCB design
- Supports DIR/STEP control interface
- Compatible with Pololu pin layout
- Supports full, 1/2, 1/4, 1/8, 1/16, and 1/32 microstepping
- Maximum output current up to 4A per phase
- Wide operating voltage range up to 50V DC
- Large heatsink for improved cooling performance
- High-efficiency motor current control
- Integrated thermal shutdown protection
- Overcurrent shutdown protection
- Power-on reset protection circuit
Applications
- 3D printers
- CNC machines
- Robotics systems
- Industrial automation equipment
- DIY motion control projects
- Precision positioning systems
- NEMA stepper motor control
Pinout
Standard Pololu-compatible pin configuration for easy integration with compatible controller boards and motion control systems.
Connection Diagram
Connection diagram available as per product reference documentation.
Package Includes
- 1 × TB67S109 Stepper Motor Driver Board
- 1 × Aluminum Heatsink with Thermal Pad
Specifications
| Parameter | Value |
|---|---|
| Model Series | TB Series |
| Operating Voltage | 9V – 50V DC |
| Input Voltage | 9V – 50V DC |
| Logic Voltage | 3V – 5V |
| Current Rating | 4A |
| Single Phase Current | 4A |
| Microstepping Support | Full, 1/2, 1/4, 1/8, 1/16, 1/32 Step |
| Control Interface | DIR / STEP |
| PCB Type | 4-Layer Thick Copper Gold-Plated PCB |
| Dimensions (L × W × H) | 22 × 15 × 25 mm |
| Weight | 6 g |
| Shipping Weight | 0.01 kg |
| Shipping Dimensions | 5 × 5 × 5 cm |
