Manufacturer Part Number
LP2957IS
Manufacturer
Texas Instruments
Introduction
The LP2957IS is a low-dropout linear voltage regulator that provides a fixed 5V output from a wide input voltage range of up to 30V. It is designed for use in a variety of applications that require a regulated 5V supply.
Product Features and Performance
Fixed 5V output voltage
Output current up to 250mA
Wide input voltage range up to 30V
Low quiescent current of 200μA
Low dropout voltage of 0.8V at 250mA
Over-current, over-temperature, and reverse polarity protection
Enable control feature
Surface mount package (TO-263-6)
Operating temperature range of -40°C to 125°C
Product Advantages
Reliable and stable performance
Compact and space-saving design
Wide input voltage range for flexibility
Robust protection features for improved safety and reliability
Suitable for a variety of applications
Key Technical Parameters
Output voltage: 5V (fixed)
Output current: 250mA
Input voltage range: Up to 30V
Quiescent current: 200μA
Dropout voltage: 0.8V @ 250mA
Number of regulators: 1
Control features: Enable
Quality and Safety Features
Over-current protection
Over-temperature protection
Reverse polarity protection
Compatibility
The LP2957IS is compatible with a wide range of electronic devices and systems that require a regulated 5V power supply.
Application Areas
Portable electronics
Industrial equipment
Automotive electronics
Telecommunications equipment
Consumer electronics
Product Lifecycle
The LP2957IS is an actively supported product by Texas Instruments. There are no immediate plans for discontinuation, and replacement or upgrade options may be available if needed.
Key Reasons to Choose This Product
Reliable and stable performance with robust protection features
Wide input voltage range and fixed 5V output for versatility
Low quiescent current and dropout voltage for power efficiency
Compact and space-saving surface mount package
Suitable for a wide range of applications in various industries