A4988 driver Stepper Motor Driver- Good Quality

1. Supply Voltage : 8-35 VDC.

2. Current : 1.0A  (no heatsink ).

3. Current : 2.0A (with heat-sinking).

4. logic input : 3 – 5.5V .

5. Automatic current decay mode detection / choice.

6. Mixed with slow current decay mode.

The A4988 driver Stepper Motor Driver is a complete micro-stepping motor driver with built-in converter, easy to operate. It operates from 8 V to 35 V and can deliver up to approximately 1 A per phase without a heat sink or forced air flow (it is rated for 2 A per coil with sufficient additional cooling).

Features :

1. Automatic current decay mode detection/choice.

2. Mixed with slow current decay mode.

3. The low power dissipation of synchronous rectifier.

4. Internal UVLO(ultra voltage lockout).

5. Crossover current protection.

6. Thermal shutdown circuit.

7. Ground fault protection.

8. Loading and short circuit protection.

9. The optional five-step mode: full, 1/2, 1/4, 1/8 and 1/16.

Package Includes :

1 x A4988 Stepper Motor Driver- Normal quality.

1 x Heat sink.