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M542 Current Chopping Stepper Motor Drive

M542 Current Chopping Stepper Motor Drive

The M542 is a small size, high performance, microstepping driver based on a bipolar constant-current chopping technique. It features simple configuration by DIP switches and industrial reliability.


  • High Performance Low Cost
  • Supply voltage 20 to 50 VDC
  • Output current adjustable from 0.7 to 3.0 A RMS (4.2 A Peak)
  • Inaudible 20 kHz chopping frequency
  • TTL compatible and optically isolated input signals
  • Automatic idle-current reduction
  • Pulse frequency up to 300 kHz
  • Selectable microstep resolution down to 128th step (25600 steps per revolution for a 1.8 ยบ motor)
  • Microstep resolution can be changed on the fly (optional)
  • Suitable for 2-phase and 4-phase stepping motors
  • Pulse and direction or CW and CCW pulse modes jumper selectable
  • Reverse polarity protection
  • Small size: 118 × 75.5 × 33 mm

The M542 is suitable for a wide range of stepping motors of size Nema 16, 17 and 23, and suits various kinds of machines, including X-Y tables, labeling machines, laser cutters, engraving machines and pick-place devices.



SKU:  SMC-003

11 available

11 available

Qty. Price
(AUD ex. GST)
1 to 4 $87.50
5 to 9 $78.75 (10% off)
10+ $74.38 (15% off)
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