TPS74533PQWDRVRQ1 - Texas Instruments

Manufacturer Part Number

TPS74533PQWDRVRQ1

Manufacturer

Texas Instruments

Introduction

The TPS74533PQWDRVRQ1 is a Linear, Low Drop Out (LDO) Regulator designed for automotive applications, offering high performance in voltage regulation.

Product Features and Performance

Fixed 3.3V output

Maximum Input Voltage: 6V

Maximum Dropout Voltage: 0.095V at 500mA load

Output Current: 500mA

Low quiescent current: 36 µA

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

Features Enable and Power Good controls

Protection for Over Current, Over Temperature, Short Circuit, and Under Voltage Lockout (UVLO)

Product Advantages

Tailored for automotive applications

Highly stable and reliable output voltage

Energy efficient with low quiescent current

Comprehensive protection features enhancing device longevity

Key Technical Parameters

Input Voltage (Max): 6V

Output Voltage: 3.3V

Dropout Voltage (Max): 0.095V @ 500mA

Output Current: 500mA

Quiescent Current (Iq): 36 µA

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

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Under Voltage Lockout (UVLO)

AEC-Q100 Qualified for automotive reliability

Compatibility

Compatible with automotive power systems and applications requiring a fixed 3.3V output

Application Areas

Automotive electronics

Power management for sensitive microcontrollers, sensors, and other electronic components in vehicles

Product Lifecycle

Status: Active

Not nearing discontinuation; replacements and upgrades are readily available

Several Key Reasons to Choose This Product

Optimized power solution for automotive applications

Efficient power consumption with minimal loss

High reliability with robust protection features

Compact 6-WDFN Exposed Pad package suitable for space-constrained applications

Endorsed by AEC-Q100 standard, confirming its suitability for demanding automotive environments