UA78L05CDR - Texas Instruments

Manufacturer Part Number

UA78L05CDR

Manufacturer

Texas Instruments

Introduction

The UA78L05CDR is a fixed-output, low-dropout linear voltage regulator designed for power management within embedded applications. It belongs to the category of PMIC Voltage Regulators - Linear, LDO Regulators.

Product Features and Performance

Fixed 5V output voltage

Capability of sourcing 100mA of output current

Low dropout voltage of 1.7V at 40mA load

High PSRR of 49dB at 120Hz ensuring stable output

Over Current, Over Temperature, Reverse Polarity, and Short Circuit protection for enhanced safety

Operating range from 0°C to 125°C enables use in varied environmental conditions

Product Advantages

Reliable voltage regulation with minimal dropout

High protection features ensure long-term reliability

Wide operating temperature range suitable for diverse applications

High power supply rejection ratio aids in delivering a stable output in noisy environments

Key Technical Parameters

Input Voltage (Max): 20V

Output Voltage (Min/Fixed): 5V

Current Output: 100mA

Voltage Dropout (Max): 1.7V @ 40mA

PSRR: 49dB (120Hz)

Operating Temperature: 0°C to 125°C

Quality and Safety Features

Built-in Over Current and Over Temperature protection mechanisms

Reverse Polarity and Short Circuit protection

Compatibility

Surface mount 8-SOIC package ensuring compatibility with modern PCB designs

Application Areas

Embedded systems

Consumer electronics

Automotive electronics

Power management solutions

Product Lifecycle

Product Status: Last Time Buy indicating nearing discontinuation

Availability of replacements or upgrades should be checked with Texas Instruments for planning future designs

Several Key Reasons to Choose This Product

Trusted manufacturer with a reputation for quality and reliability

Low dropout rate suitable for applications requiring efficient power management

Comprehensive protection features safeguard against a variety of common faults

Suitable for a wide range of temperatures, enhancing its versatility across different environments

High PSRR rating improves performance stability in fluctuating power supply conditions

Last Time Buy status makes it crucial for projects requiring this specific model to procure stock timely