KA78L18AZTA - onsemi

Manufacturer Part Number

KA78L18AZTA

Manufacturer

onsemi

Introduction

Voltage regulator providing fixed output of 18V from input up to 35V

Product Features and Performance

Positive output configuration

Single regulator design

Fixed 18V output voltage

Supports up to 100mA output current

Operates within 0°C ~ 125°C temperature range

Through hole mounting type

PSRR of 48dB at 120Hz

Product Advantages

Obsolete with potential for collectors' interest or niche applications

Key Technical Parameters

Voltage - Input (Max): 35V

Voltage - Output (Min/Fixed): 18V

Current - Output: 100mA

Current - Quiescent (Iq): 6 mA

Quality and Safety Features

Over Temperature protection

Short Circuit protection

Compatibility

Through hole TO-92-3 package compatible with standard PCB designs

Application Areas

Historical or educational electronics projects

Potential replacement in legacy systems

Product Lifecycle

Obsolete status

Availability of replacements or upgrades may be limited

Several Key Reasons to Choose This Product

Simple fixed voltage regulation for legacy designs

Adequate protection features for basic applications

Can be utilized in high-temperature environments up to 125°C

Suitable for basic power management tasks requiring 100mA current

Consistent output with reasonable PSRR for 120Hz noise reduction