Product Overview: LM2575N-ADJ/NOPB

The LM2575N-ADJ/NOPB is a versatile and robust step-down voltage regulator from Texas Instruments, designed to deliver simplicity and efficiency in a wide range of applications. This adjustable regulator is capable of providing up to 1A of output current with an output voltage that can be set from 1.23V to 37V, making it an ideal choice for a variety of electronic projects and commercial devices.

Key Features

• Adjustable Output Voltage: The LM2575N-ADJ/NOPB offers an adjustable output voltage range from 1.23V to 37V, which can be set with just two external resistors.
• High Efficiency: With a typical efficiency of up to 77%, this regulator ensures that power consumption is minimized, making it suitable for battery-powered applications.
• Thermal Shutdown and Current Limit Protection: The built-in thermal shutdown and current limit protections safeguard the device and the system from excessive temperature and current conditions.
• 52 kHz Fixed Frequency Internal Oscillator: The device's internal oscillator operates at a nominal frequency of 52 kHz, which allows for smaller-sized filter components, resulting in a compact power supply design.
• Standard 5-Pin TO-220 Package: The regulator comes in a TO-220 package, which is widely used and easy to handle in various circuit designs.

Applications

The LM2575N-ADJ/NOPB is well-suited for a multitude of applications that require a stable and efficient power supply. It can be used in:

• Simple high-efficiency step-down (buck) regulators
• Efficient pre-regulators for linear regulators
• On-card switching regulators
• Positive to negative converter (Buck-Boost)

Quality and Reliability

As with all Texas Instruments products, the LM2575N-ADJ/NOPB is manufactured to the highest quality standards, ensuring reliability and performance in the field. The device's NOPB (No Lead (Pb)) designation indicates that it is designed for eco-friendly applications and complies with RoHS standards, making it suitable for use in a wide range of environmentally sensitive applications.

Whether you're developing a power supply for consumer electronics, industrial equipment, or portable devices, the LM2575N-ADJ/NOPB offers a convenient and efficient solution for your voltage regulation needs.