MC78LC50HT1 - onsemi

Manufacturer Part Number

MC78LC50HT1

Manufacturer

onsemi

Introduction

The MC78LC50HT1 is a linear low-dropout (LDO) regulator designed to provide a fixed 5V output from an input up to 12V with a low dropout voltage of 0.038V at 1mA.

Product Features and Performance

Positive output configuration

Fixed output type

Single voltage regulator

Low dropout voltage - 0.038V at 1mA

Max output current of 80mA

Product Advantages

High efficiency due to low quiescent current of 3.9 µA

Low dropout voltage enabling operation in tight power conditions

Suitable for battery-operated devices due to low power consumption

Key Technical Parameters

Input Voltage (Max): 12V

Output Voltage (Fixed): 5V

Output Current: 80mA

Quiescent Current (Iq): 3.9 µA

Dropout Voltage (Max): 0.038V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Robust thermal performance with operating temperatures ranging from -40°C to 85°C

Compatibility

Compatible with surface mount technology using the TO-243AA package

Application Areas

Ideal for portable and battery-operated electronics

Useful in power-sensitive applications needing precise voltage regulation

Product Lifecycle

Product status is obsolete

No specific replacements or upgrades mentioned

Several Key Reasons to Choose This Product

Ideal for high-efficiency, low-power applications

Supports accurate output voltage with minimal power loss

Optimized for operations in extended temperature ranges

Low quiescent current beneficial for prolonging battery life

Easily integrates into existing designs with SOT-89-3 package compatibility