Microstepping Stepper Motor Driver with Integrated Translator and 1/8-Step Resolution

A5977

Product Image

The A5977 simplifies microstepping motor control with its integrated translator and support for up to 1/8-step resolution. Offers smooth, quiet operation with selectable current decay modes.

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Top Features

Packaging

  • ±2.8 A, 40 V output rating
  • Low RDS(on) outputs, 0.22 Ω source, 0.15 Ω sink typical
  • Automatic current decay mode detection/selection
  • 3 to 5.5 V logic supply voltage range
  • Mixed, fast, and slow current decay modes
  • Home output
  • Synchronous rectification for low power dissipation
  • Internal UVLO and thermal shutdown circuitry
  • Crossover-current protection
  • Short-to-ground protection
  • Short-to-VBB protection
  • Shorted load protection
28-lead TSSOP (suffix LP) with exposed thermal pad

Part Number Specifications and Availability