Product Overview: TPS54140ADGQ from Texas Instruments

The TPS54140ADGQ is a versatile and robust step-down switch-mode power converter from Texas Instruments, designed for a wide range of applications. This efficient device is capable of delivering up to 1.5A of continuous output current with an input voltage range of 3.5V to 42V, making it ideal for systems that require a low-voltage supply from a higher voltage source.

Key Features

• Wide Input Voltage Range: The TPS54140ADGQ operates from an input voltage range of 3.5V to 42V, accommodating a variety of power sources.
• Adjustable Output Voltage: Users can adjust the output voltage from 0.8V to VIN, ensuring compatibility with various low-voltage applications.
• High Efficiency: With an integrated 80mΩ High-Side MOSFET, the device provides efficient power conversion which can lead to reduced power loss and heat dissipation.
• Frequency Synchronization: The switching frequency is programmable between 100kHz and 2.5MHz and can be synchronized to an external clock to minimize electromagnetic interference (EMI).
• Thermal and Overcurrent Protection: The TPS54140ADGQ includes thermal shutdown and overcurrent protection to safeguard the device and the system under extreme conditions.
• Eco-mode™ Operation: For light loads, the converter enters Eco-mode, which significantly improves efficiency by reducing quiescent current.

Applications

With its durable design and flexible features, the TPS54140ADGQ is well-suited for a variety of applications, including:

• Industrial and Automation Control Systems
• Automotive Electronics
• Telecommunications Equipment
• Power Supplies for FPGAs, DSPs, and Microcontrollers

Packaging and Quality

The device is offered in a 10-pin MSOP PowerPAD™ package that enhances thermal performance and is compact for space-constrained applications. Texas Instruments' commitment to quality ensures that the TPS54140ADGQ meets stringent industry standards for reliability and performance.

For engineers and designers looking for a reliable, high-performance step-down converter, the TPS54140ADGQ by Texas Instruments is an excellent choice that combines flexibility, efficiency, and protection features in a single compact package.