TPS72518DCQRG4 - Texas Instruments

Manufacturer Part Number

TPS72518DCQRG4

Manufacturer

Texas Instruments

Introduction

TPS72518DCQRG4 is a low-dropout linear regulator designed for power management applications.

Product Features and Performance

Positive fixed output linear regulator

Single regulator integration

Low dropout voltage: 0.32V @ 1A

High output current capability: 1A

Stable with low-ESR capacitors

Good power supply rejection ratio: 60dB at 1kHz

Low quiescent current: 225 µA

Overcurrent and over-temperature protection

Reverse polarity and under-voltage lockout

Enable and reset control features

Product Advantages

Stable performance across a range of output currents and temperatures

Low power consumption ideal for battery-powered applications

Robust protection features ensure long-term reliability

Simple enable/reset functionality aids in easy power management

Key Technical Parameters

Input Voltage (Max): 6V

Output Voltage (Min/Fixed): 1.8V

Dropout Voltage (Max): 0.32V @ 1A

Output Current: 1A

Quiescent Current (Iq): 225 µA

Supply Current (Max): 325 µA

Power Supply Rejection Ratio (PSRR): 60dB (1kHz)

Quality and Safety Features

Overcurrent protection

Over-temperature protection

Reverse polarity protection

Under-voltage lockout

Compatibility

Compatible with surface mount technology (SMT)

Suitable for use with SOT-223-6 package types

Application Areas

Consumer electronics

Telecom infrastructure

Portable devices

Healthcare and medical equipment

Industrial controls

Product Lifecycle

Discontinued at Digi-Key

Alternatives or upgraded parts may be available from the manufacturer or other distributors

Several Key Reasons to Choose This Product

Efficient power management for a variety of electronics

Low-dropout feature helps maintain regulation with minimal input-to-output voltage difference

Enhanced longevity with comprehensive protection circuitry

Texas Instruments is known for high-quality and reliable components

Suitable for applications requiring small footprints with its SOT-223-6 package