LM2575N-5.0 - Texas Instruments

Manufacturer Part Number

LM2575N-5.0

Manufacturer

Texas Instruments

Introduction

The LM2575N-5.0 is part of Texas Instruments’ SIMPLE SWITCHER® series, designed for step-down (buck) voltage regulation. It offers a straightforward solution for converting higher input voltage to a lower, fixed output voltage.

Product Features and Performance

SIMPLE SWITCHER® for easy design

Step-Down (Buck) regulator topology

Fixed 5V output voltage

Support for 4V to 40V input voltage range

Capable of delivering 1A output current

52kHz switching frequency for optimal efficiency and component size

Thermal shutdown and current limit for enhanced protection

Operates effectively in a wide temperature range from -40°C to 125°C

Product Advantages

High efficiency for power-saving applications

Thermal protection enhances reliability and longevity

No synchronously rectified topology simplifies design

Wide input range compatible with various supply voltages

Simple and minimal external components required for easy design and application

Key Technical Parameters

Voltage Input (Min): 4V

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 5V

Current Output: 1A

Frequency Switching: 52kHz

Operating Temperature: -40°C to 125°C

Mounting Type: Through Hole

Package: 16-DIP

Quality and Safety Features

Built-in current limit for over-current protection

Under-voltage lockout (UVLO) to ensure proper operation

Thermal shutdown circuitry prevents over-temperature conditions

Compatibility

Designed for through-hole mounting, facilitating integration into existing designs

Application Areas

Power supplies for consumer electronics

Industrial equipment

Automotive applications

Office and telecommunication devices

Product Lifecycle

Obsolete: This product has been declared obsolete, suggesting limited availability and support. Seek replacements or upgrades.

Several Key Reasons to Choose This Product

Reliable step-down voltage regulation from a reputable manufacturer

Wide input voltage range accommodating various power sources

High efficiency reduces energy consumption and heat generation

Built-in protection features safeguard against operational hazards

Simple design requirements facilitate rapid development and deployment

Texas Instruments’ support and resources for design and troubleshooting