L78L09ABZ - STMicroelectronics

Manufacturer Part Number

L78L09ABZ

Manufacturer

STMicroelectronics

Introduction

L78L09ABZ is a Power Management Integrated Circuit (PMIC), specifically a fixed output Linear Low Drop Out (LDO) regulator.

Product Features and Performance

Fixed 9V output voltage

Can handle input voltages up to 30V

100mA output current capability

Low quiescent current at 5.5 mA

Good Power Supply Rejection Ratio (PSRR) of 44dB at 120Hz

Product Advantages

Low quiescent current enhances energy efficiency

Built-in protection features for increased safety

Wide operating temperature range suitable for various environments

Key Technical Parameters

Input Voltage (Max): 30V

Output Voltage (Fixed): 9V

Output Current: 100mA

Quiescent Current (Iq): 5.5 mA

Supply Current (Max): 6 mA

PSRR: 44dB (120Hz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Compatibility

Through Hole mounting compatible

TO-226-3, TO-92-3 (TO-226AA) package

It suits a variety of circuit board designs

Application Areas

Consumer Electronics

Power supply circuits

Industrial controls

Telecommunications equipment

Product Lifecycle

Status: Active

Not reported as nearing discontinuation

Replacements or upgrades would typically be newer LDO models with similar specs if required

Several Key Reasons to Choose This Product

Proven reliability from STMicroelectronics

Capable of withstanding harsh conditions with its wide operating temperature range

Energy-efficient operation due to low quiescent current

Comprehensive in-built protection features for prolonged lifespan

Ease of integration into various circuit designs with its standard package and mounting type