LD39300PT33-R - STMicroelectronics

Manufacturer Part Number

LD39300PT33-R

Manufacturer

stmicroelectronics

Introduction

A linear low-dropout regulator designed for power management applications

Product Features and Performance

Fixed 3.3V output voltage

Low dropout voltage of 0.4V at 3A

High output current capability of 3A

Quiescent current of 5 µA

Maximum supply current of 2.5 mA

Power supply rejection ratio ranges from 65dB to 55dB between 120Hz to 1kHz

Over current and over temperature protection

Product Advantages

Efficient power conversion for high current applications

Stable operation with a low dropout voltage

Minimal power loss and heat dissipation

Robust protection mechanisms enhance device longevity

Key Technical Parameters

Input voltage up to 6V

Output voltage fixed at 3.3V

Dropout voltage maximum of 0.4V @ 3A

Output current of 3A

Quiescent current of 5 µA

Supply current maximum of 2.5 mA

Power supply rejection ratio (PSRR) between 65dB and 55dB

Operating temperature from -40°C to 125°C

Quality and Safety Features

Built-in over current and over temperature protection ensures safe operation

Compatibility

TO-252-5, DPAK surface mount package compatible with various PCB layouts

Application Areas

Suitable for powering sensitive electronics in various sectors due to stable output

Product Lifecycle

Discontinued product with potential availability of replacements or upgrades

Several Key Reasons to Choose This Product

High current support for demanding applications

Low quiescent current for power-efficient designs

Integrated safety features ensure reliability under various conditions

Wide operating temperature range for versatility across different environments

Good noise rejection for stable operation in noise-sensitive applications