Manufacturer Part Number
LM2597M-5.0
Manufacturer
Texas Instruments
Introduction
The LM2597M-5.0 is a step-down DC-DC switching regulator integrated circuit from Texas Instruments. It is part of the SIMPLE SWITCHER series.
Product Features and Performance
Fixed 5V output voltage
Operates from input voltages between 4.5V and 40V
Provides up to 500mA of output current
Switching frequency of 150kHz
Highly efficient power conversion with low power dissipation
Integrated switching transistor and diode
Extremely low quiescent current of 50μA
Product Advantages
Wide input voltage range
Compact 8-SOIC package
Minimal external components required
Excellent line and load regulation
Thermal shutdown and current limit protection
Key Technical Parameters
Input Voltage Range: 4.5V to 40V
Output Voltage: Fixed 5V
Output Current: Up to 500mA
Switching Frequency: 150kHz
Efficiency: Up to 92%
Quiescent Current: 50μA
Quality and Safety Features
ROHS3 compliant
Thermal shutdown and current limit protection
Compatibility
Surface mount 8-SOIC package
Compatible with a wide range of power supply applications
Application Areas
Compact, low-power DC-DC conversion
Battery-powered devices
Industrial control systems
Instrumentation and test equipment
Consumer electronics
Product Lifecycle
This product is an active and widely used part from Texas Instruments.
Replacement or upgraded products are available if needed.
Key Reasons to Choose This Product
Wide input voltage range
High efficiency and low power dissipation
Compact and easy to integrate 8-SOIC package
Minimal external components required
Robust protection features for reliable operation
Part of the well-established SIMPLE SWITCHER series from Texas Instruments
LM2597M-1.2NS