The L4973D3.3-013 is a step-down monolithic power switching regulator delivering 3.3V at a current up to 3.5A with excellent efficiency. Manufactured by STMicroelectronics, a leader in semiconductor solutions, this voltage regulator is designed to provide a reliable power supply for a wide range of applications.

Key Features

• Output Voltage: Fixed at 3.3V, providing a stable voltage for sensitive electronics.
• Output Current: Capable of delivering up to 3.5A, suitable for high-power applications.
• High Efficiency: Operates at a switching frequency up to 500 kHz, allowing for a compact and efficient design with reduced external components.
• Voltage Precision: Offers an accuracy of 2% on the output voltage, ensuring reliable performance for critical applications.
• Protection Features: Includes thermal shutdown, current limit, and overvoltage protection for enhanced safety and durability.
• Adjustable Output: The voltage can be adjusted from 3.3V up to 50V with external components, providing flexibility for various design requirements.

Applications

The L4973D3.3-013 is versatile and can be used in numerous applications, including:

• Consumer Electronics
• Computer Systems
• Telecommunications Equipment
• Industrial Controls
• Battery-Powered Devices

Package and Quality

This device is available in a 15-lead Multiwatt package, which is designed for optimal thermal performance and space-saving on the PCB. STMicroelectronics is committed to high-quality standards, and the L4973D3.3-013 is no exception, ensuring reliable operation even in the most demanding conditions.

Design Support

STMicroelectronics provides comprehensive design support for the L4973D3.3-013, including datasheets, application notes, and simulation tools. This ensures that engineers can quickly and efficiently integrate the regulator into their designs, reducing time to market.