The LM2585SX-5.0 from Texas Instruments is a highly efficient, SIMPLE SWITCHER® step-up voltage regulator that offers all the functions needed to implement a cost-effective and compact power supply solution. This device is designed to convert a lower voltage input to a higher voltage output, specifically providing a fixed 5V DC output voltage.

Key Features

• Output Voltage: Fixed 5V with a tolerance of ±4% over line, load, and temperature variations.
• Output Current: Capable of delivering up to 3A of output current.
• Input Voltage Range: Versatile input voltage range from 4V to 40V, suitable for a wide array of applications.
• Switching Frequency: 52 kHz fixed frequency internal oscillator.
• Efficiency: High efficiency up to 85%, which reduces heat generation and improves system reliability.
• Protection Features: Includes thermal shutdown and current limit protection to safeguard the device and the load from damage.
• Package Type: Available in a TO-263 surface-mount package that is easy to integrate into various designs.

Applications

The LM2585SX-5.0 is suitable for a wide range of applications, including but not limited to:

• Simple high-efficiency step-up regulators
• Positive to negative converters (Buck-Boost)
• Multiple output regulators
• Pre-regulator for linear regulators

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability, and the LM2585SX-5.0 is no exception. It is designed to meet the rigorous demands of industrial and consumer electronics, ensuring stable performance over its operational lifespan.

Design Support

To assist in design and implementation, Texas Instruments offers a comprehensive suite of technical documentation, including datasheets, application notes, and design tools. Additionally, TI's support forums and customer service are available to help troubleshoot and optimize designs.