Supply Voltage 20-50V DC 1-5.6A Pulse Microstep Motor Driver DM542 Suitble for 42 57 Stepper Motor Nema17 Nema23

The P542 is a digital stepper motor driver, utilizing the latest 32-bit DSP digital processing technology. The driver's control algorithm incorporates advanced variable current and frequency conversion technologies, ensuring low heat generation, minimal motor vibration, and smooth operation. Users can configure any microstep setting within 200-51200 steps and select any current value within the rated range, meeting the needs of most applications. Thanks to its built-in microstep technology, it achieves high-resolution stepping even at low microstep settings, delivering stable performance across low, medium, and high-speed operations with ultra-low noise. The driver integrates an automatic parameter initialization function that automatically generates optimal operating parameters for different motors, maximizing their performance potential.

2. Characteristics

 ● New 32-bit DSP technology

● Ultra low vibration noise

● Built-in high subdivision

● Automatic parameter setting function

● The heating of the motor is greatly reduced by variable current control

● The current is automatically halved when stationary

● Can drive 4,6,8 line two-phase stepper motor

● Optical isolation differential signal input

● The pulse response frequency can reach up to 500KHz (factory default 200KHz)

● The current setting is convenient and can be selected between 0.1-5.6A

● The subdivision range is 200-51200

● It has overvoltage, undervoltage, overcurrent and other protection functions

3. Application areas 
  Suitable for all kinds of small and medium-sized automation equipment and instruments, such as: engraving machine, marking machine, cutting machine, laser phototypesetting, plotters, CNC machine tools, automatic assembly equipment, etc. It is particularly effective in the equipment that users expect to have low noise and high speed.

 Electrical, mechanical and environmental indicators

1. Electrical indicators

2. Usage environment and parameters

3. Strengthen heat dissipation

1) The reliable working temperature of the driver is usually within 60℃, and the working temperature of the motor is within 80℃;

2) It is recommended to choose the automatic half-flow mode when using, and the current is automatically reduced by half when the motor stops to reduce the heat of the motor and driver;

3) When installing the driver, please install it vertically and sideways to form strong air convection with the heat dissipation teeth; if necessary, install a fan near the driver to force heat dissipation and ensure that the driver works in the reliable working temperature range.

Current setting

1) Set the working (dynamic) current

2. Subdivision setting