The DM542 Digital Stepper Motor Driver is a high-performance motion control solution designed for precise and stable operation of two-phase hybrid stepper motors. Engineered with advanced digital signal processing technology, this driver delivers smooth motion, reduced vibration, and lower motor noise, making it ideal for demanding automation and CNC applications. Supporting NEMA 23 and NEMA 34 stepper motors, the DM542 operates on a wide voltage range and provides flexible microstepping options for accurate positioning and refined motion control. With built-in protection features and automatic current adjustment, it ensures reliable, efficient, and long-term operation for industrial and DIY systems widely used in Bangladesh.

Features:

• Digital stepper motor driver for two-phase hybrid stepper motors

• Compatible with NEMA 23 and NEMA 34 stepper motors

• Advanced 32-bit DSP control algorithm for smooth motion

• Reduced motor vibration, noise, and heat generation

• Selectable microstepping for high positioning accuracy

• Automatic idle-current reduction to improve efficiency

• Over-voltage protection for power safety

• Over-current protection to prevent motor and driver damage

• Stable performance for continuous industrial operation

• Compact design suitable for control cabinets and machines

Specifications:

• Model: DM542

• Power Supply Voltage: 18 – 50 VDC

• Maximum Output Current: 4.2A (Peak)

• Microstep Resolution: 400 – 25,600 steps per revolution

• Input Pulse Frequency: 0 – 200 kHz

• Motor Type: Two-phase hybrid stepper motor

• Operating Temperature: 0°C to +40°C

• Control Signals: Pulse / Direction

• Cooling: Natural air cooling

Applications

• CNC milling and CNC router machines

• Laser cutting and laser engraving machines

• Engraving and carving equipment

• Labeling and packaging machines

• Pick-and-place automation systems

• Industrial automation and motion control

• 3D printers and precision positioning systems

• Robotics and linear motion platforms

How to Use

• Connect the stepper motor phases to the driver output terminals

• Supply DC power within the supported voltage range

• Configure current and microstepping using DIP switches

• Connect control signals (PUL, DIR, ENA) from controller or CNC board

• Ensure proper grounding and secure wiring

• Power on and test motor rotation and direction

Product Instructions

• Match motor current rating with driver current settings

• Do not exceed the maximum supply voltage

• Provide adequate ventilation for heat dissipation

• Use shielded cables for signal lines to reduce interference

• Power off before changing wiring or DIP switch settings

• Suitable for indoor industrial environments

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