: PWM Constant-Current Control Stepping Motor Driver

Optimum to motor drive of OA equipment

PWM Constant-Current Control Stepping Motor Driver LV8741V

Datasheet Download:212KB

Specifications

  • Single-channel PWM current control stepping motor driver (selectable with DC motor driver channel 2) incorporated.
  • On resistance (upper side : 0.50 ; lower side : 0.50 ; total of upper and lower : 1.00 ; Ta = 25°C, IO = 1.5A)
  • Excitation mode can be set to 2-phase, 1-2 phase full torque, 1-2 phase or W1-2 phase
  • Excitation step proceeds only by step signal input
  • Motor holding current selectable in four steps
  • IO max = 1.5A
  • Output-stage push-pull structure enabling high-speed operation
  • Output short-circuit protection circuit (selectable from latch-type or auto reset-type) incorporated
  • Thermal shutdown circuit and power supply monitor circuit incorporated
  • Supports control power supply VCC = 3.3V


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Block diagram

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