TPS78428QDBVRQ1 - Texas Instruments

Manufacturer Part Number

TPS78428QDBVRQ1

Manufacturer

texas-instruments

Introduction

The TPS78428 is a 300 mA, low-dropout (LDO) linear voltage regulator optimized for automotive and industrial applications. It features a wide input voltage range, low quiescent current, and high power supply rejection ratio (PSRR) across a wide frequency range. The device also includes over-current and over-temperature protection features to enhance system reliability.

Product Features and Performance

Wide input voltage range: 2.8 V to 6 V

Low quiescent current: 30 μA

High PSRR: 60 dB at 1 kHz, 30 dB at 1 MHz

300 mA output current capability

Low dropout voltage: 115 mV at 300 mA

Integrated enable control

Over-current and over-temperature protection

Product Advantages

Optimized for automotive and industrial applications

Wide input voltage range provides design flexibility

Low quiescent current extends battery life

High PSRR improves system performance in noisy environments

Compact SOT-23-5 package saves board space

Key Reasons to Choose This Product

Reliable and robust design for demanding applications

Excellent power efficiency and thermal management

Comprehensive protection features ensure system safety and reliability

Easy to integrate with a small footprint

Quality and Safety Features

Automotive-qualified (AEC-Q100)

Over-current and over-temperature protection

Compatibility

This product is compatible with a wide range of electronic systems and devices that require a stable and regulated power supply.

Application Areas

Automotive electronics

Industrial control systems

Medical devices

Portable electronics

Consumer electronics

Product Lifecycle

The TPS78428 is an active product, and there are no immediate plans for discontinuation. There are alternative models available from Texas Instruments, such as the TPS7A4901 and TPS7A4902, which offer similar features and performance. For the most up-to-date information on product availability and alternative options, please contact our website's sales team.