REG101NA-2.5/250 - Texas Instruments

Manufacturer Part Number

REG101NA-2.5/250

Manufacturer

Texas Instruments

Introduction

The REG101NA-2.5/250 is a low dropout (LDO) linear voltage regulator, designed for Power Management particularly in digital systems that require low input voltage and low output voltage.

Product Features and Performance

Low dropout voltage: 0.13V @ 100mA

Fixed output voltage: 2.5V

Output current: 100mA

High PSRR: 65dB at 120Hz

Enable control feature

Over current and over temperature protection

Low quiescent current: 500 µA

Maximum supply current: 650 µA

Product Advantages

Improved system safety due to built-in protection features

High power supply rejection ratio enhances performance in noisy environments

Low dropout voltage facilitates efficient use in low voltage applications

Key Technical Parameters

Voltage - Input (Max): 10V

Voltage - Output (Min/Fixed): 2.5V

Voltage Dropout (Max): 0.13V @ 100mA

Current - Output: 100mA

Current - Quiescent (Iq): 500 µA

Current - Supply (Max): 650 µA

PSRR: 65dB (120Hz)

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Protection against over-current and over-temperature

Low quiescent current minimizes power waste

Compatibility

Mounting Type: Surface Mount

Package / Case: SC-74A, SOT-753

Supplier Device Package: SOT-23-5

Application Areas

Suitable for low-powered digital systems requiring fixed low voltage output

Product Lifecycle

Status: Last Time Buy

Notes on discontinuation and availability of replacements or upgrades should be checked with Texas Instruments

Several Key Reasons to Choose This Product

High reliability with built-in safety features

Optimized for noise-sensitive applications with high PSRR

Low dropout voltage allows for efficient operation in critical low voltage applications

Compact and surface-mountable for streamlined board design

Designed for a wide range of operating temperatures from -40°C to 85°C