Product Overview: Texas Instruments TPS54494PWPR

The TPS54494PWPR is a high-performance, synchronous buck converter from Texas Instruments, designed to deliver precise voltage regulation and efficiency for advanced microprocessors, FPGAs, and other digital ICs. This power management integrated circuit (PMIC) is an ideal solution for applications requiring a compact, efficient, and reliable power supply.

Key Features

• Input Voltage Range: The device supports a wide input voltage range from 4.5V to 18V, making it versatile for various system voltages.
• Dual Output Channels: It features two integrated output channels with a current capability of up to 4A per channel, which can be used in parallel for higher current applications.
• High Efficiency: The TPS54494PWPR employs advanced MOSFET technology to achieve high efficiency across the load range, which helps to reduce power loss and improve system performance.
• Adjustable Switching Frequency: The switching frequency is adjustable from 200kHz to 1.2MHz, allowing designers to optimize the performance for specific applications and manage trade-offs between efficiency and component size.
• Synchronization Capability: It offers synchronization to an external clock, which is beneficial in reducing system noise and managing electromagnetic interference (EMI).
• Integrated Protection Features: The device includes a suite of protection features such as overcurrent protection, overvoltage protection, thermal shutdown, and under-voltage lockout, ensuring the safety and reliability of the system.

Applications

The TPS54494PWPR is suitable for a wide range of applications, including:

• Networking equipment like routers and switches
• Telecommunications infrastructure
• Enterprise computing and servers
• Industrial systems
• Point-of-load conversions

Package and Availability

This power solution is available in a 28-pin HTSSOP package with PowerPAD™, which enhances thermal performance and allows for a more compact design. The TPS54494PWPR's package is designed for easy soldering and integration into a variety of printed circuit board (PCB) layouts.

For detailed technical specifications, application notes, and support tools, visit the Texas Instruments website or contact their support team to ensure the TPS54494PWPR meets your design requirements.