L7812ABV - STMicroelectronics

Manufacturer Part Number

L7812ABV

Manufacturer

stmicroelectronics

Introduction

The L7812ABV is a fixed output, low drop-out (LDO) linear voltage regulator designed to provide a stable 12V output from a maximum input of 35V.

Product Features and Performance

Positive fixed output configuration

Maximum input voltage of 35V

Stable 12V output with minimal fluctuation

Supports output currents up to 1.5A

Low dropout voltage of 2V at 1A typical load

Offers low quiescent current of 6 mA to enhance efficiency

Power supply rejection ratio (PSRR) of 60dB at 120Hz

Product Advantages

Robust over-temperature and short circuit protection enhance reliability and safety

High efficiency and low quiescent current for energy-saving applications

Durable and reliable performance across a wide range of operating temperatures from -40°C to 125°C

Key Technical Parameters

Voltage - Input (Max): 35V

Voltage - Output (Min/Fixed): 12V

Current - Output: 1.5A

Voltage Dropout (Max): 2V @ 1A (Typ)

Current - Quiescent (Iq): 6 mA

PSRR: 60dB (120Hz)

Quality and Safety Features

Over Temperature Protection

Short Circuit Protection

Operating Temperature Range: -40°C to 125°C

Compatibility

Through-hole mounting for easy integration

Compatible with TO-220-3 package

Application Areas

Suitable for use in consumer electronics, automotive applications, and other electronic systems requiring a stable 12V power supply

Product Lifecycle

Status: Active

Product is currently active with no indication of discontinuation, ensuring long-term availability and support

Several Key Reasons to Choose This Product

Reliable and consistent performance with fixed 12V output

Low dropout feature ensures efficiency even with lower input voltages

Robust safety features including over temperature and short circuit protection

Wide operating temperature range suitable for various environments

Enhanced power efficiency with low quiescent current

Easy to integrate into existing designs with TO-220 through-hole mounting