MC79L12ABD - onsemi

Manufacturer Part Number

MC79L12ABD

Manufacturer

onsemi

Introduction

The MC79L12ABD is a linear, low drop-out (LDO) voltage regulator designed for power management, capable of providing a fixed negative output voltage of -12V.

Product Features and Performance

Output Configuration: Negative

Output Type: Fixed

Number of Regulators: 1

Voltage - Input (Max): -35V

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

Voltage Dropout (Max): 1.7V @ 40mA (Typ)

Current - Output: 100mA

PSRR: 42dB (120Hz)

Product Advantages

Designed for easy surface mount installation

Offers over-temperature and short circuit protection

Low dropout voltage maximizes efficiency

High PSRR reduces noise from input supply

Key Technical Parameters

Voltage - Input (Max): -35V

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

Voltage Dropout (Max): 1.7V @ 40mA

Current - Output: 100mA

PSRR: 42dB

Quality and Safety Features

Over Temperature Protection

Short Circuit Protection

Compatibility

Surface Mount

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

Application Areas

Power supply regulation

Consumer electronics

Industrial control systems

Automotive applications

Product Lifecycle

Obsolescent: Product is nearing discontinuation.

Availability of replacements or upgrades should be checked.

Several Key Reasons to Choose This Product

Provides stable negative voltage output for various applications

Low dropout voltage for higher efficiency

Built-in protection features ensure reliability and safety

Suitable for a wide range of operating temperatures from -40°C to 125°C

Ideal for compact surface mount PCB designs

Nearing obsolescence, which might make it a cost-effective option for short-term projects or as a replacement part