TPS7A5401QRGRRQ1 - Texas Instruments

Manufacturer Part Number

TPS7A5401QRGRRQ1

Manufacturer

Texas Instruments

Introduction

High-performance, low-noise, low-dropout (LDO) linear regulator for automotive applications

Product Features and Performance

Adjustable output voltage from 0.8V to 5.1V

4A output current capability

Excellent line and load regulation

Low quiescent current of 30μA

High power supply rejection ratio (PSRR) up to 42dB

Fast transient response

Integrated protection features including over-temperature and reverse polarity

Product Advantages

Automotive-qualified for reliable operation

Low noise and fast transient response for sensitive analog circuits

High efficiency and low power consumption

Robust protection features for safe operation

Key Technical Parameters

Operating temperature range: -40°C to 150°C

Input voltage range: Up to 6.5V

Output voltage range: 0.8V to 5.1V

Output current: Up to 4A

Voltage dropout: 0.51V at 4A

PSRR: 42dB at 10kHz, 25dB at 500kHz

Quality and Safety Features

AEC-Q100 qualified for automotive applications

Integrated over-temperature and reverse polarity protection

Compatibility

Suitable for a wide range of automotive and industrial applications that require a reliable, low-noise, and high-performance voltage regulator

Application Areas

Automotive electronics (infotainment, ADAS, powertrain, etc.)

Industrial control systems

Portable electronics

Medical equipment

Product Lifecycle

The TPS7A5401 is an active and widely-used product in Texas Instruments' portfolio. Replacement or upgrade options are available, if needed.

Key Reasons to Choose This Product

Automotive-qualified for reliable operation in harsh environments

Excellent performance characteristics (low noise, fast transient response, high PSRR)

High efficiency and low power consumption

Robust protection features for safe operation

Wide operating temperature range and input voltage range

Versatile applications in automotive, industrial, and portable electronics