LM2575TV-5G

Product Overview

Category

LM2575TV-5G belongs to the category of voltage regulators.

Use

It is commonly used to regulate voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4.75V to 40V
• Output Voltage Range: 1.23V to 37V
• Output Current: Up to 1A
• Efficiency: Up to 92%
• Switching Frequency: 52 kHz
• Operating Temperature Range: -40°C to +125°C

Package

LM2575TV-5G is available in a TO-220 package.

Essence

The essence of LM2575TV-5G lies in its ability to efficiently regulate voltage in various electronic applications.

Packaging/Quantity

LM2575TV-5G is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 4.75V to 40V
• Output Voltage Range: 1.23V to 37V
• Output Current: Up to 1A
• Switching Frequency: 52 kHz
• Dropout Voltage: 1.2V (typical)
• Line Regulation: 0.5% (typical)
• Load Regulation: 0.5% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LM2575TV-5G has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin
4. VOUT: Output voltage pin
5. ON/OFF: Enable pin

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss.
• Adjustable output voltage provides flexibility.
• Internal thermal shutdown and current limit protection enhance safety.
• Low dropout voltage enables efficient regulation even with low input voltages.

Advantages

• Wide input voltage range allows for compatibility with various power sources.
• High efficiency reduces energy waste and heat generation.
• Adjustable output voltage provides customization options.
• Built-in protection features enhance reliability and safety.
• Compact TO-220 package facilitates easy integration into circuits.

Disadvantages

• Switching frequency may introduce electromagnetic interference in sensitive applications.
• Requires external components for proper operation, increasing complexity.

Working Principles

LM2575TV-5G is a step-down switching regulator that utilizes pulse-width modulation (PWM) to regulate the output voltage. It operates by rapidly switching an internal power transistor on and off, controlling the average output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch accordingly to maintain the desired output voltage.

Detailed Application Field Plans

LM2575TV-5G finds applications in various fields, including:

1. Power supply units for electronic devices
2. Battery charging circuits
3. Automotive electronics
4. Industrial control systems
5. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to LM2575TV-5G include:

1. LM2596-ADJ
2. LM317T
3. LM7805
4. LM1117-ADJ
5. LT1084CP

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

In conclusion, LM2575TV-5G is a versatile voltage regulator with a wide input voltage range, adjustable output voltage, and high efficiency. Its compact package and built-in protection features make it suitable for various applications in different industries.