L78L09ACD - STMicroelectronics

Manufacturer Part Number

L78L09ACD

Manufacturer

stmicroelectronics

Introduction

The L78L09ACD is a fixed output, positive voltage linear regulator designed for power management, providing regulated 9V output from an input up to 30V.

Product Features and Performance

Positive output configuration

Fixed output type at 9V

Single regulator design

Over Current, Over Temperature, Short Circuit protection

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

Product Advantages

Efficient power regulation with minimal component count

Built-in protection features enhance durability and reliability

Versatile 0°C to 125°C operating temperature range

Key Technical Parameters

Maximum Input Voltage: 30V

Minimum/Fixed Output Voltage: 9V

Output Current: 100mA

Quiescent Current (Iq): 5.5 mA

Supply Current (Max): 6 mA

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Compatibility

Surface Mount, 8-SOIC package allows integration into various circuit designs

Application Areas

Suitable for low power applications in electronics requiring a stable 9V output

Product Lifecycle

Obsolete status indicating discontinuation

Users may need to find replacements or consider upgrades from current offerings by stmicroelectronics

Several Key Reasons to Choose This Product

Reliable output voltage regulation for sensitive electronics

Compact 8-SOIC package for easy implementation in space-constrained applications

Comprehensive protection features ensure long operational life and safety

Supports a wide range of operating temperatures, making it adaptable to various environments