The TPS40197RGYR is a highly efficient, synchronous buck controller designed by Texas Instruments for advanced power management solutions. This versatile controller is suitable for a wide range of applications, including computing systems, networking equipment, and telecom infrastructure. Its robust design ensures reliable performance in demanding environments.

Key Features

• Input Voltage Range: The TPS40197RGYR operates with an input voltage range of 4.5V to 20V, making it suitable for a variety of power sources and systems.
• Adjustable Output Voltage: This controller supports an adjustable output voltage that can be precisely set from 0.7V to 5.5V, catering to the needs of low-voltage power rails in modern electronics.
• Synchronous Buck Topology: The synchronous buck topology employed by the TPS40197RGYR ensures high efficiency by minimizing power loss during conversion, which is critical for thermal management and energy savings.
• Integrated MOSFET Drivers: With built-in drivers for high-side and low-side N-channel MOSFETs, this device simplifies design and reduces external component count.
• Programmable Switching Frequency: The switching frequency is programmable from 100kHz to 600kHz, allowing designers to optimize the performance and size of the power supply.
• Protection Features: The TPS40197RGYR includes a suite of protection features such as over-current protection, over-voltage protection, under-voltage lockout, and thermal shutdown to ensure the safety and longevity of the power system.

Applications

The TPS40197RGYR is ideal for use in:

• Point of Load (POL) solutions
• Telecom and Networking equipment
• Server and Storage systems
• Industrial and Automotive applications

Package and Availability

This device is available in a compact 24-pin VQFN (RGY) package, which is designed for space-constrained applications. The TPS40197RGYR is part of Texas Instruments' commitment to providing advanced power management solutions that combine performance with reliability.