L79L12ACZ-TR - STMicroelectronics

Manufacturer Part Number

L79L12ACZ-TR

Manufacturer

stmicroelectronics

Introduction

The L79L12ACZ-TR is a linear low drop out (LDO) regulator, designed to manage power in electronic circuits. It features a fixed negative output and includes protection features against over temperature and short circuits.

Product Features and Performance

Negative fixed output configuration for voltage regulation

Output voltage fixed at -12V

Supplied in Cut Tape (CT) for easy handling and small-lot orders

Maximum input voltage of -35V

Capable of outputting current up to 100mA

Low quiescent current consumption of 6 mA

Maximum supply current of 6.5 mA

Power Supply Rejection Ratio (PSRR) of 42dB at 120Hz

Product Advantages

The L79L12ACZ-TR’s negative output voltage configuration makes it suitable for circuits requiring a stable negative voltage supply.

The included protection features for over temperature and short circuit conditions enhance product reliability and safety during operation.

Key Technical Parameters

Voltage - Input (Max): -35V

Voltage - Output (Min/Fixed): -12V

Current - Output: 100mA

Current - Quiescent (Iq): 6 mA

Current - Supply (Max): 6.5 mA

PSRR: 42dB at 120Hz

Quality and Safety Features

Protection from Over Temperature

Short Circuit Protection

Operating Temperature range from 0°C to 125°C

Compatibility

TO-92-3 form factor compatible with various through-hole mounting PCB designs

Application Areas

Ideal for applications in consumer electronics, automotive electronics, and industrial automation systems requiring a stable negative voltage.

Product Lifecycle

The product status is currently active

It is not nearing discontinuation, ensuring long-term availability and support

Several Key Reasons to Choose This Product

Stable negative voltage output suitable for multiple circuit types

Robust protection features enhance safety and product dependability

Low quiescent current enhances power efficiency

Suitable for a wide range of operating temperatures, ensuring performance stability under varying environmental conditions

Offered by stmicroelectronics, a trusted name in semiconductor manufacturing.