The LM2576HVT-5.0/LB03 is a highly efficient, monolithic integrated circuit voltage regulator designed by Texas Instruments. This regulator is capable of delivering up to 3A of output current with an output voltage fixed at 5.0V. It belongs to the LM2576 series, which is known for its easy-to-use and robust design, making it suitable for a wide range of applications.

Key Features

• Output Voltage: Fixed 5.0V with a precision of ±4% over line and load conditions.
• Output Current: Capable of delivering 3A of continuous output current.
• Input Voltage Range: Operates from a wide input voltage range of 4.5V to 60V, making it suitable for various input sources.
• High Efficiency: Utilizes a simple external inductor and diode to provide a high-efficiency step-down (buck) regulator.
• Thermal Shutdown and Current Limit: Includes built-in protection features such as thermal shutdown and current limiting to safeguard the device and the load.
• Frequency: Fixed 52kHz switching frequency, which allows for smaller external components.

Applications

The LM2576HVT-5.0/LB03 is versatile and can be used in a variety of applications, including:

• Simple high-efficiency step-down (buck) regulators
• Efficient pre-regulators for linear regulators
• On-card switching regulators
• Positive to negative converter (Buck-Boost)

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability, and the LM2576HVT-5.0/LB03 is no exception. This product is designed to meet the rigorous standards required by industrial and consumer electronic applications.

Package and Availability

The LM2576HVT-5.0/LB03 is available in a TO-220 package, which is designed for easy mounting and heat dissipation. It is also available in different package options to suit various application requirements and preferences.

For detailed information, datasheets, and support, visit the Texas Instruments official website or contact your local distributor.