UA78L05CD - Texas Instruments

Manufacturer Part Number

UA78L05CD

Manufacturer

Texas Instruments

Introduction

The UA78L05CD is a low-dropout linear regulator optimized for low power consumption and precise output voltage.

Product Features and Performance

Fixed 5V output voltage

Maximum input voltage of 20V

Maximum dropout voltage of 1.7V at 40mA load

Output current capacity of 100mA

Power Supply Rejection Ratio (PSRR) of 49dB at 120Hz

Product Advantages

High level of integration reducing external component count

Enhanced power efficiency with low quiescent current

Stable operation with capacitive loads up to 20µF

Key Technical Parameters

Voltage - Input (Max): 20V

Voltage - Output (Min/Fixed): 5V

Voltage Dropout (Max): 1.7V @ 40mA

Current - Output: 100mA

PSRR: 49dB (120Hz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Short Circuit Protection

Compatibility

Compatible with surface mount technology for 8-SOIC packaging

Application Areas

Consumer Electronics

Telecommunications

Industrial Controls

Embedded Systems

Product Lifecycle

Status: Last Time Buy

Plans for discontinuation, consider alternatives or stock up

Several Key Reasons to Choose This Product

High reliability with multiple built-in protection features

Low dropout performance suitable for battery-powered applications

High PSRR reduces power supply noise impact on output

Output voltage accuracy within tightly regulated specifications for sensitive electronics

Durable and reliable performance across a wide operating temperature range (0°C ~ 125°C)