TPS74533PCQWDRVRQ1 - Texas Instruments

Manufacturer Part Number

TPS74533PCQWDRVRQ1

Manufacturer

Texas Instruments

Introduction

The TPS74533PCQWDRVRQ1 is an automotive-grade, low dropout (LDO) voltage regulator designed to regulate voltage from a maximum input of 6V to a fixed output of 3.3V, optimized for stability and efficiency.

Product Features and Performance

Single output LDO regulator

Positive output configuration

Fixed output voltage of 3.3V

Maximum input voltage of 6V

Maximum dropout voltage of 0.16V at 500mA load

Output current capacity of 500mA

Low quiescent current of 36 µA

Power supply rejection ratio (PSRR): 57dB to 35dB from 1kHz to 1MHz

Built-in control features including Enable function

Advanced protection features including Over Current, Over Temperature, and Under Voltage Lockout (UVLO)

Designed to meet AEC-Q100 standards for automotive applications

Product Advantages

High-efficiency power conversion

Minimized power loss due to low dropout feature

Enhanced circuit stability and reliability

Suitable for harsh automotive environments

Robust thermal and over-current management

Key Technical Parameters

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.16V @ 500mA

Current Output: 500mA

Current Quiescent (Iq): 36 µA

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

Quality and Safety Features

Over Temperature Protection

Over Current Protection

Under Voltage Lockout (UVLO)

AEC-Q100 qualified for automotive applications

Compatibility

Compatible with a wide range of automotive electronic applications due to its voltage input and output specifications

Application Areas

Automotive electronics

Power management systems

Voltage regulation for sensitive microcontrollers and integrated circuits in vehicles

Product Lifecycle

Active product status

Not nearing discontinuation, with a strong support and replacement options available

Several Key Reasons to Choose This Product

Reliable operations in temperature ranges from -40°C to 125°C

Low quiescent current optimizes power usage

High PSRR enhances device performance by reducing supply noise sensitivity

Robust packaging (6-WDFN Exposed Pad, 6-WSON 2x2) suitable for surface mount technology

Comprehensive protection features ensure long-term reliability and safety in automotive applications