The output stages of LE series offer performance for your 2-phase stepper motors. They work according to the bipolar constant current principle. This operating mode leads to a quiet operation of your stepper motor - with simultaneous high efficiency of the output stage.

Technical data

supply voltage system 24 VDC (+/- 10%)
supply voltage motor 22 - 80 VDC
motor current 3.5 A
step resolution 200, 400, 800, 1600, 3200 steps per turn
protective functions of the end stage
  • short circuit between the phases
  • over- / undervoltage
  • overtemperature
  • motor brake
  • 24 VDC / (max.) 1 A
  • temperature-monitored, short-circuit proof
  • rotary encoder interface for rotation monitoring Track signals A, A#, B, B# pursuant to RS422-specification
    voltage supply for rotary encoder 5 VDC, max. 100 mA
    resolution rotary encoder 50, 100, 200, 500, 1000, 1024, 2048
    CANopen Baud rate [Baud] 20k, 50k, 125k, 250k, 500k, 800k, 1M
    dimensions (W x H x D) 35.6 x 145 x 122