Manufacturer Part Number
LM2591HVSX-5.0
Manufacturer
Texas Instruments
Introduction
The LM2591HVSX-5.0 is part of Texas Instruments' SIMPLE SWITCHER® series. It functions primarily as a step-down voltage regulator.
Product Features and Performance
Fixed output voltage configuration
Step-down (Buck) topology
Supports a minimum input voltage of 4.5V and a maximum of 60V
Provides a steady output voltage of 5V
Delivers an output current up to 1A
Switching frequency set at 150kHz
Non-synchronous rectification
Operating temperature range from -40°C to 125°C
Product Advantages
Robust thermal performance due to operating temperature range
High input voltage capability up to 60V, suitable for a variety of applications
Compact TO-263 (DDPAK-5) packaging
Key Technical Parameters
Function: Step-Down
Output Type: Fixed, 5V
Number of Outputs: 1
Voltage Input (Min): 4.5V
Voltage Input (Max): 60V
Current Output: 1A
Frequency Switching: 150kHz
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Over-temperature protection mechanism
Compatibility
Compatible with surface mount technology for easy integration into various systems
Application Areas
Industrial electronics
Automotive power systems
Distributed power architectures
Product Lifecycle
Currently marked as obsolete
Potential availability of replacements or upgrades subject to manufacturer's future releases
Several Key Reasons to Choose This Product
High input voltage range, making it versatile for both low and high voltage applications
Reliable performance in extreme temperature conditions
Simple and efficient integration facilitated by the surface mount packaging