Texas Instruments

LM2679SX-5.0/NOPB  

DC Switching Voltage Regulators

LM2679SX-5.0/NOPB Description

The LM2679SX-5.0/NOPB is a high-performance, fixed-output voltage regulator from Texas Instruments, designed for demanding applications requiring efficient power conversion. This DC Switching Voltage Regulator belongs to the SIMPLE SWITCHER® series and is optimized for surface mount applications. It features a maximum input voltage of 40V and a minimum input voltage of 8V, making it suitable for a wide range of input voltage sources. The regulator is capable of delivering a continuous output current of 5A at a fixed output voltage of 5V, ensuring stable power supply to connected devices.

The LM2679SX-5.0/NOPB operates with a switching frequency of 260kHz, which allows for the use of smaller external components while maintaining high efficiency. The regulator employs a buck topology, which is known for its high efficiency and compact design. This device is housed in a DDPAK package and is available in a tape & reel format, facilitating easy integration into automated assembly processes.

LM2679SX-5.0/NOPB Features

• Fixed Output Voltage: The LM2679SX-5.0/NOPB provides a stable 5V output, ensuring consistent power delivery to connected devices.
• Wide Input Voltage Range: With an input voltage range of 8V to 40V, this regulator can accommodate various power sources, enhancing its versatility.
• High Output Current: Capable of delivering up to 5A of output current, it is suitable for applications requiring high power.
• Efficient Buck Topology: The buck topology ensures high efficiency, making it ideal for applications where power consumption and heat generation are critical.
• High Switching Frequency: Operating at 260kHz, the regulator allows for the use of smaller inductors and capacitors, reducing the overall footprint of the power supply.
• Surface Mount Design: The surface mount package type facilitates easy integration into modern PCB designs.
• Compliance and Reliability: The LM2679SX-5.0/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental friendliness and regulatory compliance. It also has a moisture sensitivity level (MSL) of 3, suitable for standard manufacturing processes.

LM2679SX-5.0/NOPB Applications

The LM2679SX-5.0/NOPB is ideal for a variety of applications where efficient power conversion and stable voltage regulation are required. Some specific use cases include:

• Industrial Equipment: Providing stable power to control systems, sensors, and actuators in industrial environments.
• Telecommunications: Supplying power to base stations, routers, and other telecom equipment.
• Automotive Electronics: Ensuring reliable power for in-vehicle infotainment systems, electronic control units, and other automotive applications.
• Consumer Electronics: Powering devices such as gaming consoles, smart TVs, and other high-power consumer electronics.
• Medical Devices: Supplying stable power to medical equipment, ensuring reliable operation and patient safety.

Conclusion of LM2679SX-5.0/NOPB

The LM2679SX-5.0/NOPB from Texas Instruments is a robust and efficient DC Switching Voltage Regulator, offering a fixed 5V output with a maximum output current of 5A. Its wide input voltage range, high switching frequency, and buck topology make it a versatile and efficient solution for various power conversion needs. The surface mount design and compliance with environmental regulations further enhance its suitability for modern electronics applications. Whether in industrial, automotive, or consumer electronics, the LM2679SX-5.0/NOPB provides reliable power regulation, making it an excellent choice for engineers and designers seeking high performance and efficiency.

LM2679SX-5.0/NOPB Documents

Download datasheets and manufacturer documentation for LM2679SX-5.0/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Process Change Notification (PDF)      

Models :

LM2679SX-5.0/NOPB Symbol & Footprint by SnapMagic      

SPICE Models :

LM2679 Unencrypted PSpice Transient Model       LM2679 PSpice Transient Model