SmartElex A4988 Stepper Motor Driver

The A4988 Stepper Motor Driver is a compact and efficient solution for precise motor control applications. Designed with a built-in converter, it simplifies operation and eliminates the need for complex programming. With an operating voltage range of 8 V to 35 V and a current delivery of up to 2 A per coil (with proper cooling), it offers high reliability. Features like mixed decay modes, internal synchronous rectification, and thermal shutdown protection enhance performance and safety. Ideal for microprocessor-overloaded systems, the A4988 delivers reduced motor noise, improved accuracy, and lower power consumption, making it a top choice for professionals and hobbyists alike.

Features:

Automatic current decay mode detection/choice.

Mixed with slow current decay mode.

The low power dissipation of synchronous rectifier.

Internal UVLO(ultra voltage lockout).

Crossover current protection.

Thermal shutdown circuit.

Ground fault protection.

Loading and short circuit protection.

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

Package Includes:

1 x SmartElex A4988 Stepper Motor Driver

Specification:

Voltage Rating (V): 8 to 35VDC

Current Rating (A): 1 to 2

Input Voltage (VDC): 8 to 35

Logic Voltage (V): 3 to 5.5

Dimensions (L x W x H) mm 22x15x2

Weight (g): 3

Shipping Weight 0.05 kg

Shipping Dimensions 9 × 6 × 2 cm