4-Channel Encoder Motor Driver Module SA8339 – Smart Car DIY
4-Channel Encoder Motor Driver Module SA8339 – Smart Car DIY
4-Channel Encoder Motor Driver Module with Onboard Voltage Regulator
Take your robotics and smart car builds to the next level with this compact, high-performance four-channel encoder motor driver module. Powered by the SA8339 motor driver chip, this board simultaneously drives up to four DC Hall encoder motors — making it the ultimate all-in-one solution for DIY robot cars, electronic competitions, and RC builds.
Compatible with popular microcontrollers including STM32 MCU, Raspberry Pi, and Jetson Nano, this module works seamlessly with TT motors, 520/310 DC reduction motors, and most other Hall encoder DC motors on the market. Its mini footprint (58 × 42 × 10 mm) makes it easy to integrate into tight chassis designs without sacrificing capability.
Made in Mainland China.
Key Features
- ✅ Drives 4 Motors Simultaneously — control all four channels independently for precise movement
- ✅ SA8339 High-Performance Driver Chip — reliable, efficient, and robust for demanding applications
- ✅ Onboard Voltage Regulator — outputs VM, 5V, and 3.3V for clean power distribution
- ✅ Wide Input Voltage Range — supports 3–12V logic input; VM power supply 5–15V
- ✅ Built-In Protection Suite — undervoltage, overcurrent, short-circuit, overtemperature, and chip protection
- ✅ Anti-Reverse Connection Protection — shields the board from accidental wiring mistakes
- ✅ Multiple Connection & Power Options — flexible wiring for various build configurations
- ✅ Broad Controller Compatibility — works with STM32, Raspberry Pi, Jetson Nano, and more
- ✅ Compact Mini Design — 58 × 42 × 10 mm for easy chassis integration
Technical Specifications
| Motor Driver Chip | SA8339 |
| Power Output | VM, 5V, 3.3V |
| Hall Signal Logic | 3.3V / 5V |
| Drive Current (per channel) | 2A rated / 2.5A peak |
| VM Power Supply Range | 5–15V |
| 5V Output Current | 1A |
| Working Temperature | 0–85°C |
| Dimensions | 58 × 42 × 10 mm |
| Compatible Controllers | STM32 MCU, Raspberry Pi, Jetson Nano, and more |
| Compatible Motors | Hall Encoder TT Motors, 520/310 DC Reduction Motors |
| Protection Features | Undervoltage, Overcurrent, Short Circuit, Overtemperature, Anti-Reverse |
What's in the Box?
- 1× Four-Channel Encoder Motor Driver Module
- 4× Cables
Note: Slight color variation may occur due to monitor settings. Please allow ±1 cm measurement tolerance.
For guidance on safe electronics handling and DIY electronics projects, visit the U.S. Consumer Product Safety Commission (CPSC).
Frequently Asked Questions
Q: What microcontrollers are compatible with this 4-channel motor driver module?
A: This encoder motor driver module is compatible with a wide range of popular microcontrollers and single-board computers, including STM32 MCU, Raspberry Pi, and Jetson Nano. Its flexible interface makes it easy to integrate into most DIY robotics and smart car projects.
Q: What types of DC motors can this module drive?
A: The module is designed to work with Hall encoder TT motors, 520 and 310 DC reduction motors, and most other Hall encoder DC motors available on the market. It can drive all four motors simultaneously, with each channel rated at 2A and a peak of 2.5A.
Q: Does the module have built-in protection for my electronics?
A: Yes! The SA8339-based driver module includes comprehensive onboard protection: undervoltage protection, overcurrent protection, short-circuit protection, overtemperature protection, chip protection, and input anti-reverse connection protection — keeping your components safe during development and competition use.
Q: What voltage does this motor driver module support?
A: The module accepts a logic input of 3–12V and a VM motor power supply range of 5–15V. It also outputs regulated 5V (up to 1A) and 3.3V for powering other peripherals in your project.