L4979MD013TR - STMicroelectronics

Manufacturer Part Number

L4979MD013TR

Manufacturer

stmicroelectronics

Introduction

The L4979MD013TR is a low drop out linear voltage regulator optimized for power management, designed for robust voltage regulation and efficient power distribution in electronic devices.

Product Features and Performance

Fixed output voltage regulation at 5V

Input voltage maximum of 31V

Maximum voltage dropout of 0.4V at 150mA output

Single regulator output

Power Supply Rejection Ratio (PSRR) of 55dB at 100Hz

Integrated control features including Enable, Reset, and Watchdog functionality

Built-in protection features such as over temperature and short circuit protection

Product Advantages

High robustness with capacity to handle input voltage up to 31V

Low quiescent current of 20 µA promoting energy efficiency

Compact surface mount package (20-SOIC) for space-saving in circuit designs

Key Technical Parameters

Voltage Input (Max): 31V

Voltage Output (Min/Fixed): 5V

Current Output: 150mA

Current Quiescent (Iq): 20 µA

Voltage Dropout (Max): 0.4V @ 150mA

Operating Temperature Range: -40°C ~ 150°C

Quality and Safety Features

Overtemperature protection assures reliability at high operating temperatures

Short circuit protection enhances safety and device longevity

Compatibility

Suitable for a wide range of applications requiring 5V fixed output

Compatible with various electronic circuits due to standard SOIC package

Application Areas

Industrial systems

Consumer electronics

Telecommunication circuits

Automotive power systems

Product Lifecycle

Product status is currently active

Available for new designs with no report of near discontinuation

Several Key Reasons to Choose This Product

High reliability and robustness in diverse operating environments

Exceptionally low quiescent current aiding power conservation

Comprehensive protection features ensuring device safety under fault conditions

Focus on efficiency with a minimal voltage dropout feature