Texas Instruments

LM2676SD-3.3

LM2676SD-3.3 Description

The LM2676SD-3.3 is a high-performance, fixed-output voltage regulator from Texas Instruments, designed for applications requiring a stable and efficient power supply. This device belongs to the SIMPLE SWITCHER® series and is specifically engineered to deliver a fixed output voltage of 3.3V at a maximum current of 3A. The regulator operates over a wide input voltage range, from a minimum of 8V to a maximum of 40V, making it suitable for a variety of power supply applications.

The LM2676SD-3.3 features a buck topology with a switching frequency of 260kHz, ensuring high efficiency and minimal power loss. The device is housed in a 14-lead VSON package, which is ideal for surface mount applications and provides excellent thermal performance. The regulator is RoHS3 compliant and REACH unaffected, ensuring environmental compliance and suitability for modern manufacturing processes.

LM2676SD-3.3 Features

• Fixed Output Voltage: The LM2676SD-3.3 provides a stable 3.3V output voltage, which is ideal for powering digital circuits and microcontrollers.
• Wide Input Voltage Range: With an input voltage range of 8V to 40V, this regulator can accommodate a variety of input sources, including batteries and unregulated power supplies.
• High Output Current: The regulator is capable of delivering up to 3A of output current, making it suitable for high-power applications.
• Efficient Buck Topology: The 260kHz switching frequency ensures high efficiency and minimal power loss, contributing to longer battery life and reduced heat generation.
• Surface Mount Package: The 14-lead VSON package is optimized for surface mount technology, providing excellent thermal performance and ease of integration into compact designs.
• Environmental Compliance: The LM2676SD-3.3 is RoHS3 compliant and REACH unaffected, ensuring it meets the latest environmental regulations and is suitable for global markets.
• Moisture Sensitivity Level (MSL): Rated at MSL 1 (Unlimited), the device is suitable for a wide range of manufacturing environments without the need for special handling.

LM2676SD-3.3 Applications

The LM2676SD-3.3 is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Embedded Systems: Providing a stable 3.3V supply for microcontrollers, FPGAs, and other digital circuits.
• Battery-Powered Devices: Efficiently converting a wide range of input voltages to a stable 3.3V output, suitable for portable devices and battery-powered applications.
• Industrial Equipment: Powering sensors, actuators, and control systems in industrial environments where reliability and efficiency are critical.
• Telecommunications: Supplying power to communication modules and network equipment, ensuring stable operation over a wide input voltage range.

Conclusion of LM2676SD-3.3

The LM2676SD-3.3 is a versatile and efficient voltage regulator that offers a stable 3.3V output at up to 3A. Its wide input voltage range, high efficiency, and compact surface mount package make it an excellent choice for a variety of applications. The device's compliance with environmental regulations ensures it is suitable for modern manufacturing processes and global markets. Whether powering embedded systems, battery-powered devices, or industrial equipment, the LM2676SD-3.3 provides reliable performance and ease of integration.