REG101NA-A/3K - Texas Instruments

Manufacturer Part Number

REG101NA-A/3K

Manufacturer

Texas Instruments

Introduction

The REG101NA-A/3K is a low-dropout linear voltage regulator optimized for power-sensitive applications, designed by Texas Instruments. Its main role is to maintain a stable output voltage despite variations in input voltage and load.

Product Features and Performance

Adjustable output voltage from 2.5V to 5.5V

Low dropout voltage of 0.13V at 100mA load

Output current capability of 100mA

Low quiescent current of 500µA, reducing power consumption

High power supply rejection ratio (PSRR) of 65dB at 120Hz

Incorporates enable feature for power-saving mode

Overcurrent and overtemperature protection enhances safety and reliability

Product Advantages

High efficiency for battery-powered devices

Precision output voltage regulation ensures device stability

Minimal power loss due to low dropout

Extended battery life through low quiescent current

Robust protection features safeguard against operational anomalies

Key Technical Parameters

Input Voltage (Max): 10V

Output Voltage Range: 2.5V to 5.5V

Dropout Voltage: 0.13V @ 100mA

Output Current: 100mA

Quiescent Current: 500µA

Supply Current (Max): 650µA

PSRR: 65dB (120Hz)

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Quality and Safety Features

Overcurrent protection

Overtemperature protection for safe operation

Compatibility

Suitable for a wide range of battery-powered and portable devices

Application Areas

Mobile phones

Portable media players

Wireless communications devices

Battery-powered healthcare monitors

Product Lifecycle

Designated as Last Time Buy, indicating it's nearing discontinuation

Users should plan for replacements or upgrades accordingly

Several Key Reasons to Choose This Product

Low dropout enhances efficiency in battery-operated devices

Adjustable output voltage provides flexibility for multiple applications

Low quiescent current optimizes battery life

Robust protection features ensure long-term reliability

Suited for applications requiring precision voltage regulation

Texas Instruments' reputation for quality and support