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LM2671N-12

LM2671N-12 Description

The LM2671N-12 is a fixed-output voltage regulator from Texas Instruments, designed to provide a stable 12V output at a maximum current of 500mA. This regulator operates within an input voltage range of 6.5V to 40V, making it suitable for a variety of applications where input voltage variability is a concern. The LM2671N-12 employs a buck topology, which ensures high efficiency and minimal power loss, even at higher input voltages. The device features a switching frequency of 260kHz, which allows for the use of smaller inductors and capacitors in the design, reducing the overall footprint and cost of the power supply.

LM2671N-12 Features

• Fixed Output Voltage: The LM2671N-12 provides a stable 12V output, ensuring consistent power delivery to connected devices.
• Wide Input Voltage Range: With an input voltage range of 6.5V to 40V, this regulator can handle a variety of input conditions, making it versatile for different power supply scenarios.
• High Efficiency Buck Topology: The buck topology ensures high efficiency, reducing power loss and improving overall system performance.
• 260kHz Switching Frequency: This frequency allows for the use of smaller passive components, reducing the size and cost of the power supply.
• Through Hole Mounting: The through-hole mounting type ensures robust mechanical stability, making it suitable for applications requiring high reliability.
• Moisture Sensitivity Level 1: The LM2671N-12 is classified as MSL 1, indicating it is not moisture-sensitive and can be stored and handled without special precautions.
• REACH Unaffected: The device complies with REACH regulations, ensuring it is free from restricted substances and suitable for use in environmentally conscious applications.

LM2671N-12 Applications

The LM2671N-12 is ideal for applications requiring a stable 12V supply with a maximum current of 500mA. Its wide input voltage range and high efficiency make it suitable for:

• Embedded Systems: Providing stable power to microcontrollers and other embedded components.
• Telecommunications Equipment: Supplying power to various modules within telecommunication systems.
• Industrial Controls: Ensuring reliable power delivery to sensors and actuators in industrial environments.
• Automotive Electronics: Suitable for automotive applications where input voltage can vary significantly.

Conclusion of LM2671N-12

The LM2671N-12 is a robust and versatile fixed-output voltage regulator, offering high efficiency and stability. Its wide input voltage range and high switching frequency make it an excellent choice for applications requiring a reliable 12V supply. While the product is now obsolete, it remains a reliable option for legacy systems and applications where its unique features are still beneficial.