LM25116MHX - Texas Instruments

Manufacturer Part Number

LM25116MHX

Manufacturer

Texas Instruments

Introduction

LM25116MHX is a power management integrated circuit designed for DC-DC switching control, primarily for step-down (buck) converters.

Product Features and Performance

Integrated transistor driver for buck topology

Single output design with a positive output configuration

Capable of operating with a supply voltage ranging from 6V to 42V

Supports a wide switching frequency range from 50kHz to 1MHz

Synchronous rectification for improved efficiency

Clock synchronization feature for noise-sensitive applications

Includes control features such as Enable, Frequency Control, Ramp, and Soft Start

Designed to operate under extreme temperature conditions ranging from -40°C to 125°C

Product Advantages

High flexibility due to a wide input voltage range and adjustable frequency

Synchronous rectifier integration enhances power efficiency

Clock synchronization can minimize noise interference in sensitive designs

Soft Start function reduces inrush current and ensures smooth power-up

Robust thermal performance suited for high-temperature environments

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down (Buck)

Number of Outputs: 1

Voltage Supply (Vcc/Vdd): 6V ~ 42V

Frequency Switching: 50kHz ~ 1MHz

Operating Temperature: -40°C ~ 125°C (TJ)

Mounting Type: Surface Mount

Quality and Safety Features

Tested to operate reliably in a wide temperature range

Manufactured by Texas Instruments, a trusted name in electronic components

Compatibility

Mountable in a standard 20-PowerTSSOP surface mount package

Compatible with standard power supply circuits and designs that require high-efficiency buck converters

Application Areas

Power management in industrial systems

Electronic devices requiring efficient DC-DC conversion

Automotive power systems within specified voltage and temperature ranges

Product Lifecycle

Product Status: Obsolete

Potential for limited availability, and customers may need to seek replacements or upgrades

Several Key Reasons to Choose This Product

Highly adaptable to different power management needs with a broad input voltage range and frequency spectrum

High efficiency and power-saving capabilities due to synchronous rectifier feature

Temperature resilience makes it suitable for harsh environments

Texas Instruments' reputation for quality ensures a reliable and durable product

Advanced control features enable precision management of power-up sequences and conversion rates