JOY-IT A-CNC-DRV8825 μονάδα οδήγησης βηματικού κινητήρα με ψύκτρα για Arduino & Raspberry Pi

The JOY-IT A-CNC-DRV8825 stands out from generic stepper drivers by combining the robust DRV8825 chip with a pre-attached heatsink, enabling higher current handling and cooler operation right out of the box. Unlike basic A4988 modules, it supports 1/32 microstepping for smoother motion and finer resolution, making it ideal for precision CNC axes, 3D printer upgrades, and robotics projects where every step counts.

Highlights

• DRV8825 driver IC with up to 2.5 A peak current per phase (with heatsink)
• Wide motor supply range: 8.2 V – 45 V DC
• Six microstepping modes: full, half, 1/4, 1/8, 1/16, 1/32
• Adjustable current limit via onboard potentiometer
• Built-in protection: overcurrent, overtemperature, undervoltage lockout
• Pin-compatible with A4988 carriers for easy upgrades
• Includes heatsink for enhanced thermal performance

In daily use

This compact breakout board connects directly to Arduino, Raspberry Pi, or any microcontroller with step/direction signals. Set the microstepping jumpers to match your application, tune the current with the potentiometer, and drive a single bipolar stepper motor. The module’s sleep mode reduces power draw when idle, while thermal shutdown prevents damage during extended runs. Its small footprint fits neatly into existing CNC shields or custom PCBs, and the included heatsink keeps temperatures in check even at higher currents.

Full specifications

• Driver IC: DRV8825
• Motor supply voltage (VMOT): 8.2 V – 45 V DC
• Logic supply voltage (VCC): 3.3 V – 5.5 V DC
• Maximum output current: 2.5 A peak per phase (with heatsink)
• Microstepping resolutions: full, 1/2, 1/4, 1/8, 1/16, 1/32
• Control interface: step/direction
• Number of axes: 1
• Protection features: overcurrent, overtemperature, undervoltage lockout
• Adjustable current limit: yes, via potentiometer
• Thermal shutdown: yes
• Sleep mode: yes
• Operating temperature range: -20 °C to +85 °C
• Compatibility: Arduino, Raspberry Pi, microcontrollers
• Board type: breakout module (A4988 pin-compatible)
• Included accessories: heatsink

Final note

The A-CNC-DRV8825 is a reliable, high-performance stepper driver that delivers smooth motion and robust protection for demanding automation tasks. Whether you’re upgrading a 3D printer or building a CNC machine from scratch, this module provides the precision and thermal headroom you need.