TPS78533QKVURQ1 - Texas Instruments

Manufacturer Part Number

TPS78533QKVURQ1

Manufacturer

Texas Instruments

Introduction

Automotive-grade low-dropout regulator (LDO) for power-sensitive applications.

Product Features and Performance

Output Configuration Positive

Fixed 3.3V output voltage

Maximum input voltage of 6V

Dropout voltage max 0.425V at 1A load

Continuous output current of 1A

Low quiescent current of 40 µA

Power Supply Rejection Ratio (PSRR) ranges from 60dB to 30dB across 1kHz to 1MHz frequencies

Enabled control feature for power management

Product Advantages

Optimized for automotive applications

Enhanced thermal performance due to TO-252 package

High PSRR for reduced noise in sensitive circuits

Low dropout enables operation close to input voltage

Low Iq for power conservation

Key Technical Parameters

Number of Regulators 1

Voltage - Input (Max) 6V

Voltage - Output (Min/Fixed) 3.3V

Voltage Dropout (Max) 0.425V @ 1A

Current - Output 1A

Current - Quiescent (Iq) 40 µA

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

Quality and Safety Features

Over-current and over-temperature protection

Automotive-grade reliability

AEC-Q100 qualified

Compatibility

A surface mount device compatible with TO-252-5 packaging

Application Areas

Automotive electronics

Power-sensitive applications

Noise-sensitive signal processing hardware

Product Lifecycle

Status Active

As an automotive-grade component, carries a longer lifecycle with support for replacements or upgrades

Several Key Reasons to Choose This Product

Excellent for power management in automotive environments

Capable of maintaining stability and performance over a wide range of operating conditions

Energy-efficient with a low quiescent current

Ideal for noise-sensitive applications due to high PSRR

Durable and reliable, designed to meet stringent automotive standards

Operates effectively in a wide temperature range (-40°C ~ 150°C)