Texas Instruments

LM2574M-3.3/NOPB  

DC Switching Voltage Regulators

LM2574M-3.3/NOPB Description

The LM2574M-3.3/NOPB is a fixed output voltage regulator from Texas Instruments, designed for high efficiency and reliability in a wide range of applications. This device is part of the SIMPLE SWITCHER® series, known for its ease of use and robust performance. The LM2574M-3.3/NOPB features a fixed output voltage of 3.3V and is capable of delivering up to 500mA of output current. It operates within an input voltage range of 4V to 40V, making it suitable for various power supply requirements. The regulator employs a buck topology with a switching frequency of 52kHz, ensuring efficient power conversion.

LM2574M-3.3/NOPB Features

• Fixed Output Voltage: The LM2574M-3.3/NOPB provides a stable 3.3V output, ideal for applications requiring a precise and consistent power supply.
• Wide Input Voltage Range: With an input voltage range of 4V to 40V, this regulator can accommodate a variety of power sources, enhancing its versatility.
• High Efficiency: The buck topology and 52kHz switching frequency ensure efficient power conversion, minimizing energy loss and heat generation.
• Surface Mount Packaging: The 14SOIC package is designed for surface mount technology, facilitating easy integration into compact and high-density designs.
• Compliance and Reliability: The LM2574M-3.3/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. Additionally, its moisture sensitivity level (MSL) of 3 (168 hours) makes it suitable for a variety of manufacturing environments.
• Active Product Status: As an active product, the LM2574M-3.3/NOPB is readily available and supported by Texas Instruments, providing customers with reliable supply chain assurance.

LM2574M-3.3/NOPB Applications

The LM2574M-3.3/NOPB is ideal for a variety of applications where a stable and efficient power supply is required. Its fixed 3.3V output and 500mA current capability make it suitable for:

• Consumer Electronics: Providing power to microcontrollers, sensors, and other low-power devices in consumer electronics.
• Industrial Equipment: Ensuring reliable power supply industrial in control systems, instrumentation, and automation equipment.
• Telecommunications: Supplying power to communication modules and networking devices.
• Automotive: Used in various automotive electronic systems where a stable 3.3V supply is needed.

Conclusion of LM2574M-3.3/NOPB

The LM2574M-3.3/NOPB from Texas Instruments is a robust and efficient fixed output voltage regulator, offering a wide input voltage range, high efficiency, and reliable performance. Its compliance with environmental and safety standards, along with its active product status, makes it a reliable choice for engineers and designers. The LM2574M-3.3/NOPB is particularly well-suited for applications requiring a stable 3.3V supply, making it an ideal component for a wide range of consumer, industrial, and automotive applications.

LM2574M-3.3/NOPB Documents

Download datasheets and manufacturer documentation for LM2574M-3.3/NOPB

PCN Assembly/Origin :

GFAB to FFAB 22/Mar/2017      

Datasheets :

LM2574 Series Datasheet      

PCN Design/Specification :

LM2574/LM2574HV 05/Sep/2018