Manufacturer Part Number
LM2591HVT-ADJ
Manufacturer
Texas Instruments
Introduction
High voltage, adjustable output, step-down switching regulator
Product Features and Performance
Adjustable output voltage from 1.2V to 57V
1A output current capability
Input voltage range from 4.5V to 60V
150kHz switching frequency
SIMPLE SWITCHER® series for simple layout and design
Buck topology for efficient step-down voltage conversion
Through-hole mounting for ease of assembly
Product Advantages
Wide input voltage range ideal for industrial applications
High output voltage range for versatility
SIMPLE SWITCHER® design minimizes external components
Thermal shutdown and current limit for added safety
Built-in diode emulation for low dropout operation
Key Technical Parameters
Step-Down Function
Positive Output Configuration
Adjustable Output Type
1 Output
Input (Min): 4.5V
Input (Max): 60V
Output (Min/Fixed): 1.2V
Output (Max): 57V
Current Output: 1A
Switching Frequency: 150kHz
Quality and Safety Features
Over-temperature protection
Current limit feature
Under voltage lockout
Non-synchronous rectifier
Compatibility
Compatible with a variety of capacitors and inductors for design flexibility
TO-220-5 package compatible with standard PCB layouts
Application Areas
Industrial electronics
Telecommunications
Aftermarket automotive supplies
Product Lifecycle
Obsolete product status
Replacement or upgrade availability may be limited
Several Key Reasons to Choose This Product
Texas Instruments reliability and support
Wide input and output voltage capabilities accommodating various applications
SIMLE SWITCHER® ease of use reduces time to market
High efficiency buck regulator for power conservation
Ability to provide a high-power output with up to 1A of current
Robust thermal and over-current protection features
LM2591HVT-12NS