Allegro MicroSystems

A4985SLPTR-T  

Motor Drivers, Controllers

A4985SLPTR-T Description

The A4985SLPTR-T is a high-performance, bipolar stepper motor driver IC designed for a wide range of general-purpose applications. Manufactured by Allegro MicroSystems, this device offers robust performance and versatility, making it suitable for various motor control scenarios. The A4985SLPTR-T features a half-bridge output configuration capable of delivering up to 1A of output current, ensuring efficient power delivery to the motor. It operates within a supply voltage range of 3V to 5.5V and can handle load voltages from 8V to 35V, providing flexibility in power supply options.

The A4985SLPTR-T employs DMOS technology, which enhances its efficiency and thermal performance. It supports multiple step resolutions, including 1, 1/2, 1/4, and 1/8, allowing for precise control over motor movement. The device is packaged in a 24-TSSOP surface-mount package, making it suitable for compact designs and easy integration into various electronic systems. Additionally, the A4985SLPTR-T is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards.

A4985SLPTR-T Features

• Output Current Capability: The A4985SLPTR-T can deliver up to 1A of output current, making it suitable for driving small to medium-sized stepper motors efficiently.
• Flexible Voltage Range: With a supply voltage range of 3V to 5.5V and a load voltage range of 8V to 35V, this IC offers flexibility in power supply options, accommodating a variety of motor and system requirements.
• Advanced Step Resolution: The device supports multiple step resolutions (1, 1/2, 1/4, and 1/8), enabling precise control over motor movement and reducing vibration and noise.
• DMOS Technology: Utilizing DMOS technology, the A4985SLPTR-T achieves high efficiency and improved thermal performance, crucial for maintaining reliability in demanding applications.
• Surface-Mount Packaging: The 24-TSSOP package is ideal for surface-mount applications, facilitating compact and space-efficient designs.
• Environmental Compliance: The A4985SLPTR-T is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards.
• Moisture Sensitivity Level: With an MSL rating of 2 (1 Year), the device is suitable for use in environments with moderate humidity levels, ensuring long-term reliability.
• General-Purpose Applications: Designed for a broad range of applications, the A4985SLPTR-T is ideal for various motor control scenarios, from consumer electronics to industrial automation.

A4985SLPTR-T Applications

The A4985SLPTR-T is well-suited for a variety of applications where precise motor control is required. Some specific use cases include:

• Consumer Electronics: Ideal for driving stepper motors in devices such as printers, scanners, and other office automation equipment.
• Industrial Automation: Suitable for controlling stepper motors in robotic arms, CNC machines, and other industrial automation systems where precise positioning is crucial.
• Medical Equipment: Can be used in medical devices requiring precise motion control, such as laboratory automation equipment and diagnostic instruments.
• Office Automation: Effective in driving stepper motors in copiers, fax machines, and other office automation devices.
• General-Purpose Motor Control: Applicable in a wide range of general-purpose motor control applications where reliability, efficiency, and precision are paramount.

Conclusion of A4985SLPTR-T

The A4985SLPTR-T by Allegro MicroSystems is a versatile and high-performance bipolar stepper motor driver IC. Its advanced features, including multiple step resolutions, DMOS technology, and flexible voltage ranges, make it an excellent choice for a variety of applications. The device’s compliance with environmental and regulatory standards ensures it meets the needs of modern electronics manufacturing. Whether used in consumer electronics, industrial automation, or medical equipment, the A4985SLPTR-T provides reliable and efficient motor control, making it a standout solution in the motor driver market.

A4985SLPTR-T Documents

Download datasheets and manufacturer documentation for A4985SLPTR-T