TPS78533BQWDRBRQ1 - Texas Instruments

Manufacturer Part Number

TPS78533BQWDRBRQ1

Manufacturer

Texas Instruments

Introduction

The TPS78533BQWDRBRQ1 is a voltage regulator designed specifically for automotive applications, focusing on maintaining low dropout and stable output under various conditions.

Product Features and Performance

Low dropout voltage of 0.315V at 1A

Output voltage fixed at 3.3V

Supports input voltage up to 6V

Current output capacity of 1A

Excellent PSRR of 60dB to 30dB across 1kHz to 1MHz

Features Current Limit and Enable control features

Includes protection against overcurrent, overtemperature, and undervoltage lockout (UVLO)

Product Advantages

High reliability and performance in automotive environments

Minimal power loss due to low dropout feature

Enhanced safety with comprehensive protection features

Low quiescent current of 40 µA optimizing battery life

Key Technical Parameters

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.315V @ 1A

Current Output: 1A

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

Operating Temperature: -40°C ~ 150°C (TJ)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

UVLO (Under Voltage Lockout)

AEC-Q100 Qualified for automotive applications

Compatibility

Surface Mount, Wettable Flank

Compatible with 8-SON (3x3) package

Application Areas

Automotive systems

Power management modules in vehicle electronics

Sensor systems requiring stable voltage

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing manufacturer support and replacements available

Several Key Reasons to Choose This Product

Engineered specifically for harsh automotive environments

Low dropout ensures efficient operation and minimal energy loss

Robust protection features enhance system reliability and safety

High PSRR ensures stability against fluctuations in input voltage

Extensive operating temperature range suitable for varied automotive applications