Texas Instruments

DRV8145HQRXZRQ1  

Motor Drivers, Controllers

DRV8145HQRXZRQ1 Description

The DRV8145HQRXZRQ1 is an automotive-grade half-bridge power module designed for high-current applications, offering a robust and efficient solution for driving brushed DC motors. Manufactured by Texas Instruments, this power module is part of the Power Management Integrated Circuits (PMIC) category, specifically tailored for demanding automotive applications. It features a current output capability of 46A and operates within a supply voltage range of 4.5V to 5.5V, making it suitable for a wide range of voltage-sensitive applications. The module supports a load voltage range of 4.5V to 35V, providing flexibility in various motor control scenarios.

DRV8145HQRXZRQ1 Features

• High Current Output: The DRV8145HQRXZRQ1 delivers a maximum output current of 46A, ensuring it can handle high-power applications efficiently.
• Half Bridge Configuration: This configuration allows for bidirectional motor control, making it ideal for applications requiring precise motor direction control.
• Power MOSFET Technology: Utilizing Power MOSFET technology, the module offers low on-resistance and high efficiency, minimizing power loss and heat generation.
• Wide Operating Voltage Range: With a supply voltage range of 4.5V to 5.5V and a load voltage range of 4.5V to 35V, the module is versatile and adaptable to various power supply conditions.
• Automotive Grade: Certified for automotive use, the DRV8145HQRXZRQ1 meets stringent reliability and performance standards required for automotive applications.
• Surface Mount Packaging: The surface mount package type ensures ease of integration into compact and space-constrained designs.
• Moisture Sensitivity Level (MSL) 2: This rating ensures the module can withstand environmental conditions typical in automotive environments, maintaining performance and reliability.
• Compliance and Standards: The module is REACH unaffected and ROHS3 compliant, adhering to environmental and safety regulations.
• SPI Interface: The SPI interface enables seamless communication and control, facilitating integration into modern automotive electronic systems.

DRV8145HQRXZRQ1 Applications

The DRV8145HQRXZRQ1 is particularly well-suited for automotive applications where high current and precise motor control are essential. Key applications include:

• Electric Power Steering (EPS): Provides the necessary power and control for EPS systems, ensuring smooth and responsive steering.
• Electric Braking Systems: Offers reliable and efficient power management for electric braking systems, enhancing vehicle safety.
• Battery Management Systems: Ideal for managing high-current loads in battery systems, ensuring optimal performance and longevity.
• HVAC Systems: Controls the motors in automotive HVAC systems, providing efficient and reliable climate control.
• Window Lift Motors: Ensures smooth and reliable operation of window lift mechanisms, enhancing user experience.

Conclusion of DRV8145HQRXZRQ1

The DRV8145HQRXZRQ1 stands out as a high-performance, automotive-grade power module designed to meet the demanding requirements of modern automotive applications. Its robust design, high current output, and wide operating voltage range make it an ideal choice for a variety of high-current motor control applications. The inclusion of Power MOSFET technology and SPI interface further enhances its efficiency and integration capabilities. With its compliance to automotive standards and environmental regulations, the DRV8145HQRXZRQ1 ensures reliability and performance in even the most challenging automotive environments.

DRV8145HQRXZRQ1 Documents

Download datasheets and manufacturer documentation for DRV8145HQRXZRQ1

Datasheets :

DRV8145-Q1      

UNKNOWN TYPE :

DRV8245HQRXZRQ1      

PCN Design/Specification :

DRV8145-Q1 Datasheet 21/Jun/2023