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LM2574-12YN

LM2574-12YN Description

The LM2574-12YN is a fixed-output voltage regulator designed for high efficiency and performance in a variety of electronic applications. Manufactured by Microchip Technology, this DC switching voltage regulator is part of the LM2574 family, known for its robustness and reliability. The LM2574-12YN features a fixed output voltage of 12V and is capable of delivering up to 500mA of output current. It operates with an input voltage range up to 40V, making it suitable for a wide range of power supply requirements.

This regulator employs a buck topology, which is known for its high efficiency and ability to step down voltage levels efficiently. The switching frequency of 52kHz ensures minimal electromagnetic interference (EMI) while maintaining high performance. The LM2574-12YN is packaged in an 8DIP through-hole package, which is ideal for applications where board space is a consideration.

LM2574-12YN Features

• Fixed Output Voltage: The LM2574-12YN provides a stable 12V output, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 40V, this regulator can handle a wide range of input sources, enhancing its versatility.
• High Efficiency Buck Topology: The buck topology ensures high efficiency, reducing power loss and improving overall system performance.
• Low Noise and Ripple: The regulator is designed to minimize noise and ripple, providing clean power to sensitive electronic circuits.
• Thermal Shutdown and Current Limiting: Built-in thermal shutdown and current limiting features protect the regulator and connected circuits from damage due to over-temperature and over-current conditions.
• Through-Hole Mounting: The through-hole package type facilitates easy integration into PCB designs and ensures mechanical stability.
• Compliance and Safety: The LM2574-12YN is REACH unaffected and RoHS3 compliant, meeting environmental and safety standards for modern electronics.

LM2574-12YN Applications

The LM2574-12YN is ideal for a variety of applications where a stable 12V power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as DVD players, set-top boxes, and other consumer electronics that require a stable 12V supply.
• Industrial Equipment: Suitable for industrial applications where reliability and efficiency are paramount, such as in control systems and instrumentation.
• Automotive Electronics: Can be used in automotive applications where a stable 12V supply is needed for various electronic components.
• Telecommunications: Provides a reliable power source for telecom equipment, ensuring continuous operation and minimal downtime.
• Power Supplies: Ideal for designing compact and efficient power supplies for various electronic devices.

Conclusion of LM2574-12YN

The LM2574-12YN stands out as a reliable and efficient fixed-output voltage regulator, offering a stable 12V supply with up to 500mA of output current. Its high input voltage range, buck topology, and through-hole package make it a versatile and robust solution for a wide range of applications. With features such as thermal shutdown, current limiting, and compliance with environmental standards, the LM2574-12YN ensures safety, reliability, and performance. Whether used in consumer electronics, industrial equipment, or automotive applications, the LM2574-12YN delivers consistent power with minimal noise and ripple, making it an excellent choice for modern electronic designs.