LM2574HVN-5.0/NOPB

Product Overview

Category

LM2574HVN-5.0/NOPB belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and control voltage levels.

Characteristics

• Input Voltage Range: 4.5V to 60V
• Output Voltage: 5V
• Output Current: Up to 0.5A
• Efficiency: Up to 90%
• Switching Frequency: 52 kHz
• Operating Temperature Range: -40°C to +125°C

Package

LM2574HVN-5.0/NOPB is available in a TO-220 package, which provides excellent thermal performance and ease of mounting.

Essence

The essence of LM2574HVN-5.0/NOPB lies in its ability to efficiently convert higher input voltages into a regulated 5V output, making it suitable for various applications.

Packaging/Quantity

This product is typically sold in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage: 5V
• Output Current: Up to 0.5A
• Switching Frequency: 52 kHz
• Operating Temperature Range: -40°C to +125°C
• Package: TO-220

Pin Configuration

The LM2574HVN-5.0/NOPB has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. VOUT (Output Voltage)

Functional Features

• Wide input voltage range allows for versatile application scenarios.
• High efficiency ensures minimal power loss during voltage regulation.
• Over-temperature protection prevents damage to the device.
• Short-circuit protection safeguards against potential circuit failures.

Advantages

• Efficient voltage regulation with high output current capability.
• Wide input voltage range enables compatibility with various power sources.
• Compact TO-220 package facilitates easy integration into electronic circuits.
• Over-temperature and short-circuit protection enhance reliability.

Disadvantages

• Limited output current capacity compared to higher-rated regulators.
• Higher switching frequency may introduce additional noise in sensitive applications.

Working Principles

LM2574HVN-5.0/NOPB operates on the principle of pulse-width modulation (PWM). It uses an internal oscillator to generate a square wave, which is then fed to a power switch. The power switch controls the duty cycle of the square wave, regulating the output voltage accordingly. Feedback from the output is continuously monitored to maintain the desired voltage level.

Detailed Application Field Plans

The LM2574HVN-5.0/NOPB finds extensive use in various applications, including:

1. Power supplies for microcontrollers and other digital devices.
2. Battery charging circuits.
3. Automotive electronics.
4. Industrial control systems.
5. LED lighting applications.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM2574HVN-5.0/NOPB include:

1. LM2596S-5.0/NOPB
2. LM317T
3. LM7805
4. LT1084CP-5.0
5. TPS5430DDAR

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, the LM2574HVN-5.0/NOPB is a versatile voltage regulator with a wide input voltage range and efficient performance. Its compact package, along with its functional features and advantages, make it suitable for various applications in different fields.