Texas Instruments

LM2594N-ADJ  

DC Switching Voltage Regulators

LM2594N-ADJ Description

The LM2594N-ADJ is a highly efficient step-down voltage regulator from Texas Instruments, designed to provide a stable and adjustable output voltage. This regulator is part of the SIMPLE SWITCHER® series, known for its ease of use and high performance. The LM2594N-ADJ features an adjustable output voltage range from 1.2V to 37V, making it suitable for a wide range of applications. It operates with an input voltage range of 4.5V to 40V and can deliver up to 500mA of output current. The regulator employs a buck topology with a switching frequency of 150kHz, ensuring efficient power conversion. The LM2594N-ADJ is housed in a through-hole package, specifically an 8-pin DIP, making it easy to integrate into various circuit designs. Despite its obsolescence, the LM2594N-ADJ remains a reliable choice for applications requiring a robust and efficient power management solution.

LM2594N-ADJ Features

• Adjustable Output Voltage: The LM2594N-ADJ offers an adjustable output voltage range from 1.2V to 37V, providing flexibility to meet diverse power requirements.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 40V, the regulator is well-suited for applications with varying input power sources.
• High Efficiency: Utilizing a buck topology and a 150kHz switching frequency, the LM2594N-ADJ ensures high efficiency in power conversion, minimizing energy loss.
• Positive Output Configuration: The regulator provides a positive output configuration, suitable for most electronic systems.
• Through-Hole Mounting: The through-hole mounting type facilitates easy integration into PCB designs, enhancing mechanical stability and reliability.
• Obsolete but Reliable: Although marked as obsolete, the LM2549N-ADJ continues to offer reliable performance, making it a viable option for existing designs and legacy systems.
• Compliance and Safety: The regulator is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

LM2594N-ADJ Applications

The LM2594N-ADJ is ideal for a variety of applications that require efficient power management and adjustable voltage regulation. Some specific use cases include:

• Embedded Systems: The regulator's adjustable output voltage and high efficiency make it suitable for embedded systems where power optimization is critical.
• Industrial Equipment: The wide input voltage range and robust design make the LM2594N-ADJ ideal for industrial applications with varying power supply conditions.
• Telecommunications: The regulator can be used in telecom equipment where reliable power management is essential for maintaining system stability.
• Consumer Electronics: The LM2594N-ADJ can be found in consumer electronics, providing efficient power conversion for devices with varying power requirements.
• Automotive Systems: The regulator's ability to handle a wide input voltage range makes it suitable for automotive applications where voltage fluctuations are common.

Conclusion of LM2594N-ADJ

The LM2594N-ADJ from Texas Instruments is a versatile and efficient step-down voltage regulator that offers adjustable output voltage and high efficiency. Despite being marked as obsolete, its robust design and compliance with international standards make it a reliable choice for various applications. The regulator's wide input voltage range, positive output configuration, and through-hole mounting type enhance its usability and integration into different systems. For applications requiring efficient power management and adjustable voltage regulation, the LM2594N-ADJ remains a valuable component in the electronics industry.

LM2594N-ADJ Documents

Download datasheets and manufacturer documentation for LM2594N-ADJ