REG103UA-A - Texas Instruments

Manufacturer Part Number

REG103UA-A

Manufacturer

Texas Instruments

Introduction

The REG103UA-A is a low dropout (LDO) voltage regulator from Texas Instruments, designed for power management in various electronic devices. It features adjustable output voltage and is presented in a Surface Mount 8-SOIC package.

Product Features and Performance

Adjustable output voltage from 1.295V to 5.5V

Low dropout voltage of 0.28V at 500mA load

Output current capability of 500mA

Quiescent current of 0.7 mA

Supply current up to 1.3 mA

Power supply rejection ratio (PSRR): 65dB at 120Hz

Integrated enable control feature

Overcurrent and overtemperature protection

Product Advantages

Efficiency through low dropout voltage, minimizing power loss

Consistent performance across a wide range of load currents

Enhanced system reliability with built-in protection features

Low quiescent current enhances battery life in portable applications

Key Technical Parameters

Voltage Input (Max): 15V

Voltage Output (Min/Fixed): 1.295V

Voltage Output (Max): 5.5V

Voltage Dropout (Max): 0.28V @ 500mA

Current Output: 500mA

Current Quiescent (Iq): 0.7 mA

Current Supply (Max): 1.3 mA

PSRR: 65dB (120Hz)

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Manufactured by Texas Instruments, ensuring high-quality production standards

Compatibility

Surface mount applications via 8-SOIC package

Application Areas

Consumer Electronics

Medical Devices

Industrial Controls

Portable Devices

Power Management Solutions

Product Lifecycle

Status: Last Time Buy, indicating nearing discontinuation with potential availability of replacements or upgrades

Several Key Reasons to Choose This Product

Versatile voltage regulation for a broad range of applications

Low dropout voltage aids in efficient power usage

High output current capacity suitable for demanding applications

Built-in safety features ensure long-term reliability

Support from Texas Instruments in terms of documentation and application guidance