The LM2679SX-3.3 from Texas Instruments is a highly efficient, SIMPLE SWITCHER® power converter with a fixed output voltage of 3.3V. This device is designed to provide a simple and robust solution for power supply requirements in a variety of applications.

Key Features

• Output Voltage: Fixed at 3.3V, which is a common voltage used by digital circuits, making it suitable for powering microcontrollers, sensors, and other digital components.
• High Efficiency: Delivers up to 92% efficiency, which reduces power loss and heat generation, enhancing the reliability and longevity of the device and the overall system.
• Adjustable Switching Frequency: The switching frequency can be set from 260 kHz to 400 kHz with a single external resistor, which allows designers to optimize the performance for their specific application.
• Current Rating: Capable of delivering up to 5A of continuous output current, making it suitable for applications with high power demands.
• Thermal Shutdown: Integrated thermal shutdown feature protects the device from overheating, ensuring safe operation under various conditions.
• Low Dropout Operation: Ensures stable operation even with very low input-to-output voltage differentials, which is critical for battery-powered applications.

Applications

• Powering embedded systems
• Telecommunications and networking equipment
• Industrial controls and automation
• Consumer electronics
• Portable battery-powered devices

Quality and Reliability

The LM2679SX-3.3 is built with Texas Instruments' commitment to quality and reliability. It is designed to meet the rigorous standards required for industrial and commercial applications. With its robust design and comprehensive protection features, this voltage regulator ensures a reliable power supply for your critical applications.

Package and Availability

This voltage regulator is available in a TO-263 surface-mount package, which is suitable for automated assembly processes and helps in saving board space. Check with authorized distributors for availability and bulk pricing options.