Texas Instruments

DRV8870DDAR  

Motor Drivers, Controllers

The DRV8870DDAR is a stepper motor driver from Texas Instruments that is designed to provide high performance and efficient control of stepper motors. Here is a brief description of the model, its features, and potential applications:

Description:

The DRV8870DDAR is a highly integrated stepper motor driver that can drive two or four phase stepper motors with a current rating of up to 2.2A per phase. It is available in a compact 24-pin TSSOP package, making it suitable for a wide range of applications.

Features:

Some of the key features of the DRV8870DDAR include:

1. High efficiency: The DRV8870DDAR uses a patented hybrid step control scheme that provides high efficiency and low power consumption.
2. Microstepping: The driver supports microstepping up to 1/32nd of a step, allowing for smooth and precise motor control.
3. Integrated 0.5A current sensors: The DRV8870DDAR includes integrated current sensors that provide accurate measurement of the motor current.
4. Overcurrent and overtemperature protection: The driver includes protection features to prevent damage to the motor or driver in the event of an overcurrent or overtemperature condition.
5. Low operating voltage: The DRV8870DDAR operates from a supply voltage as low as 8V, making it suitable for battery-powered applications.
6. Easy configuration: The driver can be easily configured using a few external components, and provides a range of control options including step and direction, SPI, and pulse + direction.

Applications:

The DRV8870DDAR is suitable for a wide range of applications that require precise control of stepper motors, including:

1. 3D printers: The DRV8870DDAR can be used to drive the stepper motors used in 3D printers, providing smooth and accurate motion control.
2. CNC machines: The driver can be used to control the motors in computer numerical control (CNC) machines, providing precise control of the machine's movement.
3. Robotics: The DRV8870DDAR can be used to control the motors in a variety of robotic applications, including industrial robots, drones, and hobbyist robots.
4. Medical equipment: The driver can be used in medical equipment that requires precise motor control, such as infusion pumps and diagnostic equipment.
5. Office automation: The DRV8870DDAR can be used to control the motors in office automation equipment such as printers, scanners, and copiers.

Overall, the DRV8870DDAR is a versatile and efficient stepper motor driver that offers a range of features and control options, making it suitable for a wide range of applications.

DRV8870DDAR Documents

Download datasheets and manufacturer documentation for DRV8870DDAR

Datasheets :

DRV8870 Datasheet      

Reference Design Library :

TIDA-01588: DC Motor, 1.4A (2.5A Peak), 6.5 ~ 25.2V, >90% Efficiency      

HTML Datasheet :

DRV8870 Datasheet      

PCN Design/Specification :

DRV8870x/SN8870DDAR 16/Nov/2023       DRV887X 26/Sep/2016