DRV8714SQRVJRQ1 Automotive Stepper Motor Driver from Texas Instruments

The DRV8714SQRVJRQ1 is a highly integrated stepper motor driver designed specifically for automotive applications. Manufactured by Texas Instruments, a leader in semiconductor solutions, this robust motor driver is ideal for driving bipolar stepper motors, which are commonly used in automotive applications such as headlight positioning, HVAC valve control, and adaptive front-lighting systems.

Key Features

• Integrated Dual H-Bridge: The device features two H-bridge drivers capable of driving two-phase stepper motors, allowing for precise control over motor speed and position.
• Advanced Current Regulation: The DRV8714SQRVJRQ1 offers advanced current regulation without the need for external sense resistors, enabling smoother motor operation and reduced noise.
• Microstepping Support: With support for up to 1/256 microstepping, the driver provides high-resolution control of the stepper motor, resulting in finer positioning and smoother motion.
• Automotive Grade: As a Q1 device, it meets the stringent quality and reliability requirements for automotive applications, ensuring performance under extreme conditions.
• Diagnostic and Protection Features: The DRV8714SQRVJRQ1 includes a suite of diagnostic features and protections such as overcurrent, short-circuit, under-voltage lockout, and over-temperature protection, enhancing the safety and reliability of the system.
• SPI Interface: The device is equipped with a Serial Peripheral Interface (SPI) for configuration and control, offering flexibility and ease of integration into automotive systems.

Applications

The DRV8714SQRVJRQ1 is suitable for a wide range of automotive applications that require precise motor control. Its robust design and advanced features make it an excellent choice for:

• Adaptive headlight systems
• HVAC damper control
• Electric power steering
• Active grille shutters
• Valve control systems

With its combination of performance, integration, and safety features, the DRV8714SQRVJRQ1 from Texas Instruments stands out as a premier choice for automotive engineers looking for a reliable stepper motor driver solution.