TPS7A8400ARGRR - Texas Instruments

Manufacturer Part Number

TPS7A8400ARGRR

Manufacturer

Texas Instruments

Introduction

The TPS7A8400ARGRR is a high-performance, low dropout linear regulator.

Product Features and Performance

Low dropout voltage of 0.45V at 3A

Adjustable output voltage from 0.8V to 5.15V

High PSRR of 42dB at 10kHz to 25dB at 500kHz

Current output capability of 3A

Low quiescent current of 3 mA

Maximum supply current of 5.5 mA

Output is adjustable and programmable

Includes enable, power good, and soft start control features

Over current, over temperature, and under voltage lockout protections

Product Advantages

High output voltage accuracy

Low noise performance

Minimal power consumption in low quiescent current mode

Fast transient response

Thermal shutdown for improved safety

Stable with low ESR ceramic capacitors

Key Technical Parameters

Input Voltage (Max): 6.5V

Output Voltage (Min/Fixed): 0.8V

Output Voltage (Max): 5.15V

Voltage Dropout (Max): 0.45V @ 3A

Output Current: 3A

PSRR: 42dB ~ 25dB (10kHz ~ 500kHz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Under Voltage Lockout

Compatibility

Compatible with a wide range of input voltages and output loads

Works reliably in diverse temperature conditions from -40°C to 125°C

Application Areas

Consumer electronics

Telecommunications

Automotive

Industrial applications

Product Lifecycle

Product Status: Active

No indication of discontinuation

Upgrades or replacements may become available as technology progresses

Several Key Reasons to Choose This Product

Highly reliable with built-in protection features

Low dropout aids battery-powered applications

Wide range of adjustable output voltages for versatility in use

Suitable for high current applications up to 3A

Excellent thermal performance with exposed pad package

Can be used in diverse applications due to wide operating temperature range

Good signal noise suppression with high PSRR values