Texas Instruments

LM2591HVSX-5.0

LM2591HVSX-5.0 Description

The LM2591HVSX-5.0 is a fixed output voltage regulator from Texas Instruments, designed to provide a stable 5V output at a maximum current of 1A. This device is part of the SIMPLE SWITCHER® series, known for its high efficiency and ease of use in a wide range of applications. The LM2591HVSX-5.0 operates within an input voltage range of 4.5V to 60V, making it suitable for various power supply requirements. It features a switching frequency of 150kHz, which allows for the use of smaller inductors and capacitors, reducing the overall size of the power supply design.

LM2591HVSX-5.0 Features

• Fixed Output Voltage: The LM2591HVSX-5.0 provides a stable 5V output, ensuring consistent power delivery to connected devices.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 60V, this regulator can handle a variety of power sources, making it versatile for different applications.
• High Efficiency: The buck topology of the LM2591HVSX-5.0 ensures high efficiency, minimizing power loss and heat generation.
• Surface Mount Technology: The surface mount package (DDPAK) allows for easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level (MSL) 3: The device is rated for 168 hours of exposure to moisture, ensuring reliability in various environmental conditions.
• REACH Compliance: The LM2591HVSX-5.0 is REACH unaffected, meeting regulatory requirements for environmental and safety standards.
• Tape & Reel Packaging: The device is available in tape & reel packaging, facilitating automated assembly processes.

LM2591HVSX-5.0 Applications

The LM2591HVSX-5.0 is ideal for applications requiring a stable 5V power supply with high efficiency and reliability. Specific use cases include:

• Consumer Electronics: Powering devices such as smartphones, tablets, and other portable electronics.
• Industrial Equipment: Providing stable power to control systems, sensors, and actuators.
• Telecommunications: Supplying power to networking equipment and base stations.
• Automotive: Used in vehicle electronics for stable power supply to infotainment systems and other electronic components.

Conclusion of LM2591HVSX-5.0

The LM2591HVSX-5.0 is a robust and versatile fixed output voltage regulator, offering high efficiency and reliability in a compact surface mount package. Its wide input voltage range and stable 5V output make it suitable for a variety of applications, from consumer electronics to industrial and automotive systems. While the product is now obsolete, its legacy continues to influence modern power supply designs. For new projects, engineers may consider exploring updated alternatives from Texas Instruments' SIMPLE SWITCHER® series to leverage the latest advancements in power management technology.