TPS78401QWDRBRQ1 - Texas Instruments

Manufacturer Part Number

TPS78401QWDRBRQ1

Manufacturer

Texas Instruments

Introduction

Automotive-qualified adjustable low dropout voltage regulator

Product Features and Performance

Positive output adjustable LDO regulator

Output voltage range from 1.2V to 5.5V

Output current capacity of 300mA

Quiescent current of 40 µA

PSRR of 60dB at 1kHz to 30dB at 1MHz

Control features include enable pin

Over current and over temperature protection

Product Advantages

High efficiency with low dropout performance

Precision output voltage for sensitive applications

Low quiescent current for power savings

High PSRR for noise-sensitive applications

Robust protection features enhance safety

Automotive-grade reliability and performance

Key Technical Parameters

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 1.2V

Voltage Output (Max): 5.5V

Current Output: 300mA

Current Quiescent (Iq): 40 µA

PSRR: 60dB ~ 30dB (1kHz ~ 1MHz)

Quality and Safety Features

Over current protection

Over temperature protection

AEC-Q100 qualified for automotive applications

Compatibility

Surface Mount, Wettable Flank technique compatible

8-VDFN Exposed Pad package

8-SON (3x3) supplier device package

Application Areas

Automotive systems

Portable electronics

Power management circuits

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Confirmation with the manufacturer regarding replacements or upgrades recommended

Several Key Reasons to Choose This Product

Ideal for noise-sensitive, battery-powered automotive applications

Long-term availability assured by active status and automotive grade

Minimized power loss with its low quiescent current characteristic

Easy integration due to standard surface-mount package

Meets automotive industry standards with high-temperature capability and AEC-Q100 qualification

Texas Instruments' reputation for high-quality and reliable components