L4979D013TR - STMicroelectronics

Manufacturer Part Number

L4979D013TR

Manufacturer

STMicroelectronics

Introduction

L4979D013TR is a low drop out (LDO) regulator designed for power management applications.

Product Features and Performance

Positive output configuration

Fixed output type at 5V

Single regulator design

Low dropout voltage of 0.4V at 150mA load

Stable operation with 150mA output current

Low quiescent current of 20 µA enhancing power efficiency

High PSRR of 55dB at 100Hz for noise suppression

Product Advantages

Efficient power conversion

Reduced energy wastage with low dropout feature

Minimal noise interference due to high PSRR

Built-in control features including Enable, Reset and Watchdog

Over Temperature and Short Circuit protection for device safety

Operational over a wide temperature range from -40°C to 150°C

Key Technical Parameters

Voltage - Input (Max): 31V

Voltage - Output (Min/Fixed): 5V

Current - Output: 150mA

Current - Quiescent (Iq): 20 µA

Current - Supply (Max): 3 mA

Control Features: Enable, Reset, Watchdog

Operating Temperature: -40°C ~ 150°C

Mounting Type: Surface Mount

Package: 8-SOIC (0.154", 3.90mm Width)

Quality and Safety Features

Protection against over temperature

Short circuit protection

Compatibility

Surface mount compatible

Packaged in industry-standard 8-SOIC

Application Areas

Power management solutions across various electronic applications

Product Lifecycle

Last Time Buy status indicating possible discontinuation

Verify availability of replacements or upgrades

Reasons to Choose This Product

Low power consumption suitable for battery-powered devices

Integrated protection features ensure long-term reliability

Suitable for applications requiring precise 5V output

Broad operating temperature range for high temperature environments

Small form factor 8-SOIC package for space-constrained applications

High PSRR for applications sensitive to power supply noise

The presence of control features provides enhanced system management capabilities