Texas Instruments

LM2574MX-ADJ/NOPB  

DC Switching Voltage Regulators

The LM2574MX-ADJ/NOPB is a versatile step-down switching regulator (also known as a buck converter) produced by Texas Instruments. It is designed to convert a higher input voltage to a lower output voltage, making it suitable for a wide range of applications. Here's a brief description, features, and applications of the LM2574MX-ADJ/NOPB:

Description:

The LM2574MX-ADJ/NOPB is a high-efficiency, adjustable output voltage step-down switching regulator. It is available in a thermally enhanced, leadless SOIC-8 package. This device is designed to provide a stable and regulated output voltage from a higher input voltage source.

Features:

1. Wide input voltage range: 4V to 40V, making it suitable for various power supply sources.
2. Adjustable output voltage: The output voltage can be set using an external resistor divider, allowing for customization to meet specific requirements.
3. High efficiency: The LM2574MX-ADJ/NOPB offers high efficiency (up to 93%), which helps reduce power dissipation and improve overall system performance.
4. Low dropout voltage: The device maintains a low dropout voltage, ensuring stable operation even when the input voltage is close to the desired output voltage.
5. Thermal shutdown and over-current protection: The LM2574MX-ADJ/NOPB includes built-in protection features to safeguard the device and the system from over-temperature and over-current conditions.
6. Small form factor: The SOIC-8 package is compact, making it suitable for space-constrained applications.

Applications:

1. Power supply for microprocessors and other digital logic circuits.
2. Voltage regulation in battery-powered devices, such as portable electronics and wireless communication equipment.
3. DC-DC conversion in automotive and industrial applications.
4. Voltage regulation for LED lighting systems.
5. Power management in telecommunications and networking equipment.
6. Voltage conversion in medical and laboratory equipment.

The LM2574MX-ADJ/NOPB is a reliable and efficient solution for step-down voltage conversion in various applications, offering flexibility, high performance, and built-in protection features.

LM2574MX-ADJ/NOPB Documents

Download datasheets and manufacturer documentation for LM2574MX-ADJ/NOPB

PCN Assembly/Origin :

GFAB to FFAB 22/Mar/2017      

Datasheets :

LM2574 Series Datasheet      

PCN Design/Specification :

LM2574/LM2574HV 05/Sep/2018