The LM27402MHX/NOPB is a high-performance synchronous buck controller from Texas Instruments designed to deliver precision voltage regulation in a wide array of applications. This advanced controller is built to address the needs of modern, power-sensitive electronics by providing efficient power conversion with enhanced features for improved system performance.

Key Features

• Versatile Input Voltage Range: The device operates over a broad input voltage range from 3V to 20V, making it suitable for a variety of power supply configurations.
• Adjustable Output Voltage: It offers an adjustable output voltage that can be set from 0.6V to 90% of the input voltage, allowing for precise control to meet the needs of specific circuit requirements.
• High Efficiency: With its integrated MOSFET drivers and the ability to drive N-channel power MOSFETs, the LM27402MHX/NOPB achieves high efficiency in power conversion.
• Robust Protection Features: The controller includes overvoltage, undervoltage, and thermal shutdown protection, ensuring reliable operation under adverse conditions.
• Programmable Switching Frequency: The switching frequency is programmable from 200 kHz to 1 MHz, allowing designers to optimize the performance for their specific application.
• Power Good Flag: A 'power good' flag is provided to indicate when the output is within a specified voltage window, which is useful for sequence control in complex systems.

Applications

The LM27402MHX/NOPB is ideal for a range of applications, including telecommunications, networking equipment, servers, and industrial systems. Its ability to provide stable and efficient power makes it a reliable choice for powering sensitive digital ICs, FPGAs, DSPs, and microprocessors.

Package and Quality

Offered in a 20-pin TSSOP (Thin Shrink Small Outline Package) with exposed pad for improved thermal performance, the LM27402MHX/NOPB is designed for compact and thermally challenging environments. Texas Instruments is committed to delivering high-quality products, and this controller is no exception, meeting rigorous industry standards for performance and reliability.