TPS7B8450QWDRBRQ1 - Texas Instruments

Manufacturer Part Number

TPS7B8450QWDRBRQ1

Manufacturer

texas-instruments

Introduction

The TPS7B8450QWDRBRQ1 is a fixed output, low-dropout linear regulator designed specifically for automotive applications, ensuring stable operation across varying input voltages and output loads.

Product Features and Performance

Fixed 5V output voltage

Handles up to 40V input voltage

Maximum dropout voltage of 0.225V at 150mA load

Output current capacity of 150mA

Ultra-low quiescent current of 26 µA

High PSRR: 55dB at 1kHz

Product Advantages

Robust thermal performance with -40°C to 150°C operating temperature range

High reliability with protection features including over-current, over-temperature, and under-voltage lockout

AEC-Q100 qualified for automotive applications

Key Technical Parameters

Input Voltage (Max): 40V

Output Voltage (Min/Fixed): 5V

Dropout Voltage (Max): 0.225V @ 150mA

Output Current: 150mA

Quiescent Current (Iq): 26 µA

PSRR: 55dB at 1kHz

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Under Voltage Lockout (UVLO)

Operating Temperature Range: -40°C ~ 150°C

Compatibility

Compatible with surface mount technology

Compatible for automotive power systems

Application Areas

Automotive systems

Power management for ECUs

Sensor power supplies

Product Lifecycle

Product Status: Active

Not nearing discontinuation with ongoing support

Several Key Reasons to Choose This Product

Optimized for automotive environments with extended temperature range and robust package design

High-reliability features meeting strict automotive industry standards

Low quiescent current enhancing energy efficiency in standby or low power conditions

Excellent voltage regulation maintaining consistent performance

AEC-Q100 qualification indicating rigorous testing and suitability for automotive applications