Allegro MicroSystems

A3987SLPTR-T

A3987SLPTR-T Description

The A3987SLPTR-T is a high-performance, bipolar stepper motor driver IC designed for a wide range of general-purpose applications. Manufactured by Allegro MicroSystems, this motor driver offers robust performance and flexibility, making it an ideal choice for various motor control applications. The A3987SLPTR-T features a half-bridge output configuration capable of delivering up to 1.5A of output current. It operates within a supply voltage range of 3V to 5.5V and can handle load voltages from 8V to 50V. The device employs DMOS technology, ensuring high efficiency and reliability.

A3987SLPTR-T Features

• Output Current Capability: The A3987SLPTR-T can deliver up to 1.5A of output current, making it suitable for driving a variety of stepper motors with precision and reliability.
• Output Configuration: The half-bridge (4) output configuration allows for efficient control of bipolar stepper motors, providing smooth and accurate motor control.
• Step Resolution: The A3987SLPTR-T supports multiple step resolutions, including 1, 1/2, 1/4, and 1/16, enabling fine-tuned motor control and precise positioning.
• Voltage Range: With a supply voltage range of 3V to 5.5V and a load voltage range of 8V to 50V, the A3987SLPTR-T is versatile and can be used in a wide array of applications with different power requirements.
• Technology: Utilizing DMOS technology, the A3987SLPTR-T ensures high efficiency and low power consumption, making it an energy-efficient choice for motor control applications.
• Compliance and Reliability: The A3987SLPTR-T is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards. It also has a moisture sensitivity level (MSL) of 2 (1 year), making it suitable for various manufacturing environments.
• Mounting Type: The surface-mount package type allows for easy integration into compact and space-constrained designs.
• Interface: The logic interface ensures straightforward communication and control, simplifying the integration process with other system components.

A3987SLPTR-T Applications

The A3987SLPTR-T is designed for general-purpose applications where precise motor control is essential. It is particularly well-suited for applications requiring high precision and reliability, such as:

• Industrial Automation: In manufacturing and production lines, the A3987SLPTR-T can drive stepper motors for precise positioning and movement control.
• Office Equipment: In devices like printers, scanners, and copiers, the A3987SLPTR-T ensures accurate and reliable motor control for smooth operation.
• Consumer Electronics: In applications like robotic vacuum cleaners and other consumer devices, the A3987SLPTR-T provides efficient and precise motor control.
• Medical Equipment: For medical devices requiring precise motor control, such as laboratory automation and diagnostic equipment, the A3987SLPTR-T offers reliable performance.

Conclusion of A3987SLPTR-T

The A3987SLPTR-T from Allegro MicroSystems stands out as a versatile and reliable bipolar stepper motor driver IC. Its robust technical specifications, including high output current capability, multiple step resolutions, and wide voltage range, make it suitable for a variety of applications. The use of DMOS technology ensures high efficiency and low power consumption, while compliance with REACH and RoHS3 standards highlights its environmental and safety credentials. With its surface-mount package and logic interface, the A3987SLPTR-T is easy to integrate into compact designs and offers straightforward control. Whether in industrial automation, office equipment, consumer electronics, or medical devices, the A3987SLPTR-T provides precise and reliable motor control, making it an excellent choice for engineers and designers seeking a high-performance motor driver solution.