LD39030SJ33R - STMicroelectronics

Manufacturer Part Number

LD39030SJ33R

Manufacturer

STMicroelectronics

Introduction

Low-dropout linear voltage regulator

Product Features and Performance

Provides a fixed 3.3V output voltage

Supports up to 300mA of output current

Wide input voltage range of up to 5.5V

High power supply rejection ratio (PSRR) of 62dB (1kHz to 10kHz)

Low quiescent current of 50μA

Low voltage dropout of 0.3V at 300mA

Product Advantages

Compact 4-UFBGA package

Suitable for space-constrained applications

Robust protection features (overcurrent, overtemperature, soft-start)

Reliable and stable performance over a wide temperature range (-40°C to 125°C)

Key Technical Parameters

Output Voltage: 3.3V (fixed)

Output Current: 300mA

Input Voltage: Up to 5.5V

Quiescent Current: 50μA

Voltage Dropout: 0.3V @ 300mA

Number of Regulators: 1

Quality and Safety Features

RoHS3 compliant

Overtemperature protection

Overcurrent protection

Soft-start functionality

Compatibility

Surface mount package (4-UFBGA)

Tape and reel packaging

Application Areas

Portable electronics

Mobile devices

Industrial equipment

Consumer electronics

Product Lifecycle

Current model, no discontinuation plans

Replacements and upgrades available if required

Key Reasons to Choose This Product

Compact and space-saving package

Reliable and stable performance over a wide temperature range

Robust protection features for safety and reliability

Low quiescent current and voltage dropout for efficient power management

Suitable for a variety of applications, from portable devices to industrial equipment