LM2575HVS-15/NOPB

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

LM2575HVS-15/NOPB application field and working principle

The LM2575HVS-15/NOPB switching voltage regulator is a type of adjustable regulator that can convert one DC voltage to another with a set output voltage or a variable output voltage. It is part of a class of switching regulators that also includes linear regulators, battery chargers, and DC-DC converters. Its primary application field is to switch a DC voltage to supply power to devices with low current requirements, such as powering and voltage conversion for gate drive circuits, lighting systems, and other electronic applications.

Features

• Input operating voltage range: 7V to 40V
• Multiple voltage output options: 1.25V, 1.8V, 2.5V, and adjustable from 0.8V to 22V (with external resistors)
• Low quiescent current
• Short circuit and over-temperature protected
• Thermal-shutdown and current-limit protection
• High-efficiency operation with low heat dissipation

Applications

• Gate drive circuits
• Lighting systems
• Other electronic applications

Working Principle

The main function of the LM2575HVS-15/NOPB switching voltage regulator is to convert one DC voltage to another with a set output voltage or a variable output voltage. The regulator consists of a switching power regulator, an inductor, and two capacitors. It works by using the power from the input voltage to switch an inductor to build up an output voltage. The switching regulator switches the inductor\'s power through the output capacitor, charging and discharging it to create an output voltage. The output voltage is then regulated using pulse width modulation (PWM).

The LM2575HVS-15/NOPB switching voltage regulator uses a feedback loop to monitor and adjust the voltage output to maintain a constant voltage. This is done by comparing the voltage output to a reference voltage, usually a voltage source, and adjusting the switching frequency accordingly, so that the amount of power delivered to the output can be adjusted. With the feedback loop, the regulator can remain stable over various conditions and temperatures.

The LM2575HVS-15/NOPB switching voltage regulator also provides short-circuit and over-temperature protection to prevent any damage to the circuit if the voltage output becomes too high or the temperature becomes too high. It also features low quiescent current, and high-efficiency operation with low heat dissipation.

Conclusion

The LM2575HVS-15/NOPB switching voltage regulator is a device designed to convert one DC voltage to another with a set output voltage or a variable output voltage. It is part of a class of switching regulators that also includes linear regulators, battery chargers, and DC-DC converters. Its primary application field is to switch a DC voltage to supply power to devices with low current requirements, such as powering and voltage conversion for gate drive circuits, lighting systems, and other electronic applications. Additionally, the LM2575HVS-15/NOPB provides short-circuit and over-temperature protection, and features low quiescent current and high-efficiency operation with low heat dissipation.

The specific data is subject to PDF, and the above content is for reference