Texas Instruments

TPS54974PWPR

TPS54974PWPR Description

The TPS54974PWPR is a high-performance, adjustable-output buck converter designed by Texas Instruments, a leading manufacturer in the electronics industry. This power management IC (PMIC) is part of the SWIFT™ series, known for its efficiency and reliability in various applications. The TPS54974PWPR features a wide input voltage range of 3V to 4V, making it suitable for systems with varying power supply requirements. It supports a maximum output current of 9A, ensuring robust power delivery for demanding applications.

The TPS54974PWPR operates with a switching frequency of 350kHz, which allows for the use of smaller inductors and capacitors, thereby reducing the overall footprint of the power supply. This feature particularly is advantageous in space-constrained designs. The output voltage is adjustable from 0.891V to 3.6V, providing flexibility to meet specific system requirements. The device also includes a synchronous rectifier, enhancing efficiency and reducing power loss.

TPS54974PWPR Features

• Adjustable Output Voltage: The TPS54974PWPR offers an adjustable output voltage range of 0.891V to 3.6V, providing flexibility to meet various system requirements.
• High Output Current: Capable of delivering up to 9A of current output, this IC is ideal for high-power applications.
• Wide Input Voltage Range: With an input voltage range of 3V to 4V, the TPS54974PWPR can accommodate a variety of power sources.
• High Switching Frequency: Operating at 350kHz, the converter allows for the use of smaller passive components, reducing the overall size and cost of the power supply.
• Synchronous Rectification: The inclusion of a synchronous rectifier enhances efficiency and reduces power loss, making the device suitable for high-efficiency applications.
• Surface Mount Technology: The TPS54974PRPW is available in a surface mount package, facilitating easy integration into modern PCB designs.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 2 (1 Year), the TPS54974PWPR is suitable for storage and handling in standard environments.

TPS54974PWPR Applications

The TPS54974PWPR is ideal for a wide range of applications where high efficiency and compact design are critical. Some specific use cases include:

• Telecommunications: Powering base stations and other communication infrastructure that require reliable and efficient power delivery.
• Industrial Equipment: Providing power to industrial control systems, automation devices, and other equipment that demand high current and stable voltage.
• Consumer Electronics: Suitable for high-end consumer devices such as gaming consoles, high-performance computers, and other electronics that require efficient power management.
• Automotive Systems: Ideal for automotive applications where space is limited and high efficiency is required, such as in-vehicle infotainment systems and electronic control units.

Conclusion of TPS54974PWPR

The TPS54974PWPR by Texas Instruments is a versatile and efficient buck converter that offers a wide range of features and benefits. Its adjustable output voltage, high output current, and high switching frequency make it suitable for a variety of applications. The inclusion of synchronous rectification ensures high efficiency, while its surface mount package and compliance with environmental standards make it a reliable choice for modern electronics. Despite being marked as obsolete, the TPS54974PWPR remains a robust solution for power management needs in various industries.