Description:
The A4988 Stepper Motor Driver Module is a carrier board or breakout board for Allegro's A4988 DMOS Microstepping Driver with Translator and Overcurrent Protection. It features a four-layer PCB. Offers adjustable overcurrent protection, current limiting, and five different microstep resolutions.
Specifications:
Size: A4988:20*15*11mm (LWH)
Heat Sink: 9*9*5mm (LWH)
Weight: ~ 23 grams
Colour: Green
Features:
Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay)
Over-temperature thermal shutdown, under-voltage lockout, and crossover-current protection
Automatic current decay mode detection / selection
Internal UVLO
Mixed with slow current decay modes
Synchronous rectification for low power dissipation
Crossover-current protection
Thermal shutdown circuitry
3.3 and 5 V compatible logic supply
Thermal shutdown circuitry
Ground Fault Circuit
Load short-circuit protection
Of five optional step mode: full, 1/2, 1/4, 1/8 and 1/16
Contents:
1 * Stepper Motor Driver Module – A4988