Product Overview

The TPS54140ADRCR is a highly efficient, monolithic synchronous buck regulator from Texas Instruments, designed to provide a compact and reliable power management solution. This integrated circuit is capable of driving a 1.5A load with excellent line and load regulation. The TPS54140ADRCR operates at an input range from 3.5V to 42V, making it suitable for a wide array of applications, including industrial, automotive, and telecommunication systems.

Key Features

• Adjustable Switching Frequency: The TPS54140ADRCR allows users to set the switching frequency anywhere from 100kHz to 2.5MHz with an external resistor, providing flexibility in optimizing for efficiency or component size.
• Integrated MOSFETs: This device includes high-side and low-side MOSFETs, which enhance efficiency and reduce the external component count, thus simplifying the design and saving board space.
• Thermal and Overcurrent Protection: It features built-in thermal shutdown and overcurrent protection mechanisms that safeguard the device and the system under extreme conditions.
• High Efficiency: With its advanced design, the TPS54140ADRCR achieves up to 95% efficiency, minimizing energy loss and heat generation.
• Eco-mode™ Operation: The regulator operates in Eco-mode™, which significantly improves efficiency at light loads by automatically reducing switching frequency, thus extending battery life in portable solutions.

Applications

The versatile input voltage range and robust feature set of the TPS54140ADRCR make it an excellent choice for a variety of applications, including:

• Aftermarket automotive supplies
• Industrial power systems
• Power supplies for battery-powered devices
• Field Programmable Gate Array (FPGA) and Digital Signal Processor (DSP) power supplies
• Green electronics and energy-efficient applications

Package and Quality

The TPS54140ADRCR comes in a small 10-pin VSON package with an exposed thermal pad for enhanced thermal performance. It is RoHS compliant and supports the commercial temperature range, ensuring reliable operation in diverse environments. Texas Instruments is known for its commitment to quality, and this product is no exception, meeting high standards for performance and reliability.

With its comprehensive protection features, high efficiency, and flexible design options, the TPS54140ADRCR is a solid choice for designers looking to optimize power consumption and performance in their next project.