Texas Instruments

DRV777PWR  

Motor Drivers, Controllers

DRV777PWR Description

The DRV777PWR is a high-performance, low-side motor driver designed for unipolar stepper motors and brushed DC motors. Manufactured by Texas Instruments, this IC offers a robust solution for general-purpose motor control applications. The DRV777PWR is housed in a 16-TSSOP package and is available in tape and reel (TR) format, making it suitable for surface-mount assembly processes.

This motor driver is designed to operate within a wide supply voltage range of 5V to 20V, providing flexibility in power supply options. It can handle a continuous output current of up to 1A, making it ideal for applications requiring moderate power levels. The DRV777PWR features a low-side configuration with seven output channels, each controlled by an NMOS transistor, ensuring efficient power delivery and control.

DRV777PWR Features

• Output Current Capability: The DRV777PWR can deliver a continuous output current of 1A, which is sufficient for driving a variety of small to medium-sized motors.
• Wide Supply Voltage Range: With a supply voltage range of 5V to 20V, the DRV777PWR can be used in applications with varying power supply requirements.
• Low-Side Configuration: The low-side output configuration simplifies circuit design and reduces the complexity of the power management system.
• NMOS Technology: Utilizing NMOS technology, the DRV777PWR offers low on-resistance, which minimizes power loss and improves overall efficiency.
• Parallel Interface: The parallel interface allows for straightforward control and integration with microcontrollers and other digital systems.
• Compliance and Reliability: The DRV777PWR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for storage and assembly in various environments.

DRV777PWR Applications

The DRV777PWR is well-suited for a variety of applications due to its versatility and robust performance. Some specific use cases include:

• Consumer Electronics: Ideal for driving small motors in devices such as printers, scanners, and robotic toys.
• Industrial Automation: Suitable for controlling stepper motors in CNC machines, conveyor systems, and other automated equipment.
• Medical Devices: Can be used in medical equipment such as infusion pumps and diagnostic devices where precise motor control is required.
• Automotive: Applicable in automotive applications such as window lift systems, seat adjustment mechanisms, and other motor-driven components.

Conclusion of DRV777PWR

The DRV777PWR from Texas Instruments stands out as a reliable and efficient motor driver solution for a wide range of applications. Its ability to handle a continuous output current of 1A and operate within a broad supply voltage range of 5V to 20V makes it a versatile choice for both low and medium power motor control needs. The low-side configuration and NMOS technology ensure efficient power delivery and control, while the parallel interface simplifies integration with various digital systems.

The DRV777PWR's compliance with REACH and RoHS3 standards, along with its moisture sensitivity level of 1, ensures it meets environmental and reliability requirements. Whether used in consumer electronics, industrial automation, medical devices, or automotive applications, the DRV777PWR offers a robust and efficient solution for driving unipolar stepper motors and brushed DC motors.

DRV777PWR Documents

Download datasheets and manufacturer documentation for DRV777PWR

PCN Assembly/Origin :

Wafer Fab 04/Jan/2018      

Datasheets :

DRV777      

HTML Datasheet :

DRV777