Manufacturer Part Number
LM25145RGYR
Manufacturer
Texas Instruments
Introduction
The LM25145RGYR is a versatile and efficient DC DC switching controller designed for power management applications. It is part of Texas Instruments' comprehensive portfolio of power management integrated circuits (PMICs), specifically tailored for step-down (buck) applications.
Product Features and Performance
Efficient step-down (buck) regulation
Operates across a wide input voltage range of 6V to 42V
Supports high switching frequencies from 100kHz to 1MHz
Incorporates a transistor driver for output
Features synchronous rectification for improved efficiency
Clock synchronization capability
Provides various control features including enable, frequency control, ramp, and soft start
Product Advantages
High efficiency across a broad range of operating conditions
Flexible control options cater to diverse application needs
Synchronous rectification enhances overall system efficiency
Clock synchronization aids in optimizing performance in complex multi-rail systems
Soft start function minimizes inrush current at startup
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 6V to 42V
Switching Frequency: 100kHz to 1MHz
Synchronous Rectifier: Yes
Operating Temperature: -40°C to 125°C (TJ)
Quality and Safety Features
Rigorous testing protocol ensures reliability under varying operational conditions
Built to withstand harsh industrial environments
Compatibility
Designed for surface mount technology with a wettable flank for enhanced solderability
Compatible with a wide range of external components, facilitating system design flexibility
Application Areas
Industrial power supplies
Automotive systems
Telecommunications equipment
Distributed power systems
Product Lifecycle
Currently in the 'Active' phase of its product lifecycle
Not indicated as nearing discontinuation, ensuring continued availability
Several Key Reasons to Choose This Product
Delivers enhanced power efficiency, vital for reducing system heat and improving reliability
Versatile voltage and frequency ranges accommodate a wide array of power supply designs
Texas Instruments' commitment to quality ensures a dependable solution
Synchronous rectification and clock sync features offer a pathway for optimized system performance
Comprehensive control features provide the tools necessary for tailored power management solutions