Microchip Technology

LM2574YN  

DC Switching Voltage Regulators

LM2574YN Description

The LM2574YN is a high-performance, adjustable DC switching voltage regulator designed by Microchip Technology. This regulator is ideal for applications requiring a compact, efficient, and reliable power solution. The LM2574YN features an adjustable output voltage ranging from 1.23V to 37V, making it highly versatile for various electronic systems. It supports a maximum input voltage of 40V and can deliver up to 500mA of output current, ensuring robust power delivery even under demanding conditions.

LM2574YN Features

• Adjustable Output Voltage: The LM2574YN offers an adjustable output voltage range from 1.23V to 37V, providing flexibility to meet diverse power requirements.
• High Input Voltage Capability: With a maximum input voltage of 40V, the regulator can handle a wide range of input sources, enhancing its adaptability in different applications.
• Efficient Power Delivery: The regulator is capable of delivering up to 500mA of output current, ensuring sufficient power for various electronic devices.
• Positive Output Configuration: The positive output configuration ensures compatibility with a broad range of electronic systems.
• Buck Topology: Utilizing a buck topology, the LM2574YN achieves high efficiency and minimal power loss, making it suitable for applications where energy efficiency is critical.
• 52kHz Switching Frequency: The 52kHz switching frequency allows for the use of smaller inductors and capacitors, reducing the overall size and cost of the power supply.
• Through Hole Mounting: The through-hole mounting type ensures secure and reliable installation, making it suitable for industrial and commercial applications.
• Compliance and Reliability: The LM2574YN is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.
• Packaging: Available in a tube package, the LM2574YN is easy to handle and store, facilitating efficient production processes.

LM2574YN Applications

The LM2574YN is well-suited for a variety of applications due to its adjustable output voltage, high input voltage capability, and efficient power delivery. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles that require adjustable voltage levels and efficient power management.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that need reliable and efficient power supply solutions.
• Telecommunications: Can be used in communication devices and infrastructure where adjustable voltage and high efficiency are crucial.
• Automotive: Applicable in automotive electronics, such as infotainment systems and electronic control units, where robust power delivery and compliance with industry standards are essential.
• Medical Devices: Ideal for medical equipment that requires precise voltage control and high reliability, ensuring safe and effective operation.

Conclusion of LM2574YN

The LM2574YN from Microchip Technology is a versatile and efficient DC switching voltage regulator that offers adjustable output voltage, high input voltage capability, and robust power delivery. Its buck topology and 52kHz switching frequency ensure high efficiency and minimal power loss, making it an excellent choice for applications where energy efficiency is critical. The regulator's compliance with REACH and RoHS3 standards, along with its MSL 1 rating, ensures reliability and environmental safety. The LM2574YN's through-hole mounting and tube packaging make it easy to integrate into various electronic systems. Overall, the LM2574YN is a reliable and efficient power solution suitable for a wide range of applications in consumer electronics, industrial equipment, telecommunications, automotive, and medical devices.

LM2574YN Documents

Download datasheets and manufacturer documentation for LM2574YN

PCN Assembly/Origin :

Final Test Site 10/May/2023      

Datasheets :

LM2574      

PCN Packaging :

Packing Changes 10/Oct/2016      

Design Resources :

LM2574 Development Tool Selector      

HTML Datasheet :

LM2574      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH