LM2574MX-ADJ - Texas Instruments

Manufacturer Part Number

LM2574MX-ADJ

Manufacturer

Texas Instruments

Introduction

The LM2574MX-ADJ is a part of the SIMPLE SWITCHER® series from Texas Instruments, designed for power management, specifically as a DC DC switching regulator that enables the step-down (buck) conversion function.

Product Features and Performance

Adjustable output voltage from 1.23V to 37V

Supports input voltage range from 4V to 40V

Provides a maximum output current of 500mA

Operates at a switching frequency of 52kHz

Features a non-synchronous rectifier

Can operate over a wide temperature range, from -40°C to 125°C (TJ)

Designed in a Surface Mount 14-SOIC package for efficient PCB space utilization

Product Advantages

Flexible input voltage range suited for a variety of sources

Adjustable output enables broad application coverage

High efficiency at 52kHz switching frequency reduces power loss

Wide operating temperature range enhances reliability in harsh environments

Compact SOIC package facilitates easier integration into space-constrained designs

Key Technical Parameters

Voltage Input (Min): 4V

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 1.23V

Voltage Output (Max): 37V

Current Output: 500mA

Frequency Switching: 52kHz

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Manufactured by Texas Instruments, ensuring high reliability and performance standards

Compliance with industry safety standards for DC DC switching regulators

Compatibility

Compatible with various electronic circuits requiring adjustable voltage supply

Suitable for surface mount technology (SMT) manufacturing process

Application Areas

Power supply for microcontrollers

Battery-powered applications

Peripheral power supplies

Portable electronic devices

Product Lifecycle

Obsolete status indicates that the product is not recommended for new designs

Users are encouraged to contact Texas Instruments for replacement or upgrade options

Several Key Reasons to Choose This Product

Reliability and performance backed by Texas Instruments' reputation

Adjustable output voltage provides design flexibility

Wide input voltage range accommodates varying power sources

High efficiency and compact design enhance product applications

Obsolescence status is countered by available support for replacement options