UA78M05QDCYRQ1 - Texas Instruments

Manufacturer Part Number

UA78M05QDCYRQ1

Manufacturer

Texas Instruments

Introduction

The UA78M05QDCYRQ1 is an automotive-grade low-dropout linear voltage regulator designed specifically for fixed output voltage regulation.

Product Features and Performance

Fixed 5V Output Voltage

Maximum Input Voltage of 25V

Output Current Capacity of 500mA

High PSRR of 80dB at 120Hz

Maximum Voltage Dropout of 2V at 350mA load

Product Advantages

High reliability under automotive standards

Low dropout performance for improved efficiency

High power supply rejection ratio ensures stable output

Key Technical Parameters

Input Voltage (Max): 25V

Output Voltage (Min/Fixed): 5V

Current - Output: 500mA

Voltage Dropout (Max): 2V @ 350mA

PSRR: 80dB (120Hz)

Quality and Safety Features

Protection against Over Current, Over Temperature, and Short Circuit

Operates effectively within a temperature range of -40°C to 125°C

Compatibility

Mounting Type: Surface Mount

Package / Case: TO-261-4, TO-261AA

Application Areas

Ideal for automotive electronics and other voltage regulation applications within specified temperature and power ranges

Product Lifecycle

Status: Active

Not nearing discontinuation, ensuring long-term availability for automotive applications

Several Key Reasons to Choose This Product

Reliable voltage regulation in automotive environments

High efficiency with low dropout feature

Robust protective features guard against common electronic faults

Proven performance with high PSRR for noise sensitive applications

Qualification to AEC-Q100 standards assures quality and reliability