TPS74533PQWDRBRQ1 - Texas Instruments

Manufacturer Part Number

TPS74533PQWDRBRQ1

Manufacturer

Texas Instruments

Introduction

Automotive grade low dropout linear regulator

Product Features and Performance

Fixed output voltage of 3.3V

Maximum input voltage of 6V

Voltage dropout of 0.16V at 500mA load

Output current capacity of 500mA

Low quiescent current of 36 µA

Good power supply rejection ratio (PSRR): 57dB ~ 35dB from 1kHz to 1MHz

Single regulator design

Product Advantages

High reliability for automotive applications

Good thermal performance due to VDFN exposed pad

Stability with low ESR output capacitors

Key Technical Parameters

Output Configuration: Positive, Fixed

Number of Regulators: 1

Voltage Dropout (Max): 0.16V @ 500mA

Current Output: 500mA

Current Quiescent (Iq): 36 µA

PSRR: 57dB ~ 35dB (1kHz ~ 1MHz)

Control Features: Enable

Protection Features: Over Current, Over Temperature, UVLO

Quality and Safety Features

Operating Temperature Range: -40°C ~ 125°C

AEC-Q100 qualified for automotive applications

Compatibility

Surface Mount, Wettable Flank technology for better solderability

Compatible with 8-SON (3x3) packaging

Application Areas

Automotive systems

Power management circuits

Product Lifecycle

Current Status: Active

No reported discontinuation

Availability of replacements or upgrades is inherent as part of Texas Instruments’ product range

Several Key Reasons to Choose This Product

Optimized for automotive power supply requirements

Enhanced thermal performance for demanding environments

Low power consumption ideal for energy-sensitive applications

Strong protection features secure the system from common electrical hazards

AEC-Q100 qualification ensures reliability in automotive operating conditions

As part of Texas Instruments' product offering, quality, and supply continuity are assured