Product Overview: TPS54494RSAR from Texas Instruments

The TPS54494RSAR is a highly efficient, synchronous buck converter designed by Texas Instruments for precision power regulation in various electronic applications. This advanced power solution is ideal for systems that require a low output voltage and high output current, such as data communication, telecommunication, and industrial systems.

Key Features

• Input Voltage Range: The TPS54494RSAR operates with an input voltage range of 4.5V to 18V, making it versatile for a broad spectrum of power sources.
• Output Current: It can deliver up to 4A of continuous output current, ensuring sufficient power for demanding loads.
• High Efficiency: The device features an integrated low RDS(on) MOSFETs which provide high efficiency and reduce thermal stress.
• Adjustable Switching Frequency: The switching frequency is adjustable from 200kHz to 1.2MHz, allowing designers to optimize performance for specific applications.
• Voltage Accuracy: It offers a tight voltage regulation accuracy of ±1%, ensuring reliable and consistent power delivery.
• Protection Features: It includes several protection features such as overcurrent protection, overvoltage protection, and thermal shutdown to safeguard the system under abnormal conditions.

Applications

The TPS54494RSAR is suitable for a wide range of applications, including but not limited to:

• Networking Equipment
• Servers and Storage Systems
• Field Programmable Gate Arrays (FPGAs)
• Point-of-Load Applications

Package and Availability

This power management IC is available in a 32-pin QFN package, which is designed for space-constrained applications. The TPS54494RSAR is RoHS compliant and is designed to meet the environmental standards of today's electronic industry. It is available for purchase and sampling through Texas Instruments and authorized distributors.

With its robust feature set, the TPS54494RSAR from Texas Instruments provides an efficient and reliable solution for modern power supply designs, delivering precision and protection in a compact form factor.