ROHM Semiconductor

BD6971FS-E2

BD6971FS-E2 Description

The BD6971FS-E2 is a high-performance motor driver IC designed by Rohm Semiconductor, tailored for driving brushless DC (BLDC) motors. This IC is housed in a 16SSOPA package and is suitable for surface-mount applications. It features a half-bridge output configuration with a maximum output current of 1A, making it ideal for applications requiring efficient and reliable motor control. The BD6971FS-E2 operates within a supply voltage range of 0V to 7V and can handle load voltages from 3.5V to 17V, providing flexibility in various motor driving scenarios.

BD6971FS-E2 Features

• Output Configuration: The BD6971FS-E2 features a half-bridge output configuration, which is highly efficient for driving BLDC motors. This configuration ensures optimal performance and reliability in motor control applications.
• Current Handling: With a maximum output current of 1A, the BD6971FS-E2 is capable of driving motors with significant power requirements, making it suitable for a wide range of applications.
• Voltage Range: The IC operates within a supply voltage range of 0V to 7V and can handle load voltages from 3.5V to 17V. This wide voltage range provides flexibility and compatibility with various motor types and power supplies.
• Interface: The BD6971FS-E2 supports PWM (Pulse Width Modulation) interface, allowing for precise control of motor speed and torque. This feature is essential for applications requiring variable speed control.
• Compliance and Reliability: The BD6971FS-E2 is REACH unaffected and ROHS3 compliant, ensuring it meets the highest environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited storage and handling conditions.
• Packaging: Available in a tape and reel (TR) package, the BD6971FS-E2 is ideal for automated surface-mount assembly processes, enhancing manufacturing efficiency and reducing production costs.

BD6971FS-E2 Applications

The BD6971FS-E2 is specifically designed for fan motor driver applications, where precise control and high efficiency are crucial. Its ability to drive BLDC motors with a wide voltage range and PWM interface makes it ideal for various industrial and consumer electronics applications, including:

• Cooling Systems: Efficiently driving fans in cooling systems for computers, servers, and other electronic devices.
• Consumer Electronics: Driving motors in appliances such as air purifiers, vacuum cleaners, and other devices requiring precise motor control.
• Industrial Applications: Suitable for industrial fans and blowers where reliability and efficiency are paramount.

Conclusion of BD6971FS-E2

The BD6971FS-E2 from Rohm Semiconductor is a robust and versatile motor driver IC designed for driving brushless DC motors. Its half-bridge output configuration, wide voltage range, and PWM interface make it an ideal choice for applications requiring precise motor control. The IC's compliance with environmental and safety standards, along with its surface-mount packaging, ensures ease of integration and reliability in various applications. While the BD6971FS-E2 is not recommended for new designs, it remains a reliable option for existing applications and projects where its unique features and performance benefits are required.