L79L05ABD13TR - STMicroelectronics

Manufacturer Part Number

L79L05ABD13TR

Manufacturer

stmicroelectronics

Introduction

The L79L05ABD13TR is a Low Drop Out (LDO) linear voltage regulator designed for power management, particularly suitable for applications requiring a stable negative output voltage.

Product Features and Performance

Negative output configuration

Fixed output type

Supports single regulator configuration

Voltage input up to -30V

Fixed output at -5V

Provides output current of 100mA

Quiescent current of 5.5 mA

Supply current up to 6 mA

Power Supply Rejection Ratio (PSRR) of 49dB at 120Hz

Product Advantages

Efficient over-temperature and short-circuit protection

Low drop-out voltage feature enables operation with minimal voltage difference between the input and the output

Compact 8-SOIC package maximizes space efficiency on PCBs

Key Technical Parameters

Voltage - Input (Max): -30V

Voltage - Output (Min/Fixed): -5V

Current - Output: 100mA

Current - Quiescent (Iq): 5.5 mA

Current - Supply (Max): 6 mA

PSRR: 49dB (120Hz)

Quality and Safety Features

Over-temperature protection

Short-circuit protection

Operational temperature range of -40°C to 125°C

Compatibility

Packaged in a standard 8-SOIC, compatible with surface mount technology for easy integration into various circuit designs

Application Areas

Suitable for applications in consumer electronics, telecommunications, and industrial equipment requiring stable negative voltage regulation

Product Lifecycle

Currently active with no indication of discontinuation soon, ensuring long-term availability and support

Several Key Reasons to Choose This Product

Stable and reliable negative voltage supply essential for various electronic applications

High PSRR which improves performance by minimizing power supply noise

Robust safety features enhance circuit reliability under adverse conditions

Wide operating temperature range suitable for demanding environments

Compact package facilitating easy integration into space-constrained designs