LD39030SJ12R - STMicroelectronics

Manufacturer Part Number

LD39030SJ12R

Manufacturer

STMicroelectronics

Introduction

Low Dropout Linear Voltage Regulator

Product Features and Performance

Positive Fixed Output

Single Regulator Design

Low Dropout Voltage Maximum 0.3V at 300mA

Output Current up to 300mA

Low Quiescent Current of 50 µA

Maximum Supply Current of 85 µA

Power Supply Rejection Ratio (PSRR) of 62dB (1kHz to 10kHz)

Product Advantages

Highly Efficient for Battery-Powered Applications

Stable with Low ESR Ceramic Capacitors

Enable Pin for On/Off Control

Over Current and Over Temperature Protection

Soft Start to Minimize Inrush Current at Startup

Key Technical Parameters

Input Voltage up to 5.5V

Fixed Output Voltage of 1.2V

Current Output Capability of 300mA

Dropout Voltage of 0.3V at Full Load

Quiescent Current: 50 µA

Supply Current Max: 85 µA

Quality and Safety Features

Built-In Thermal Overload Protection

Current Limiting Feature

Compatibility

Compatible with Ceramic Capacitors

Enabled Pin for Easy Integration

4-UFBGA, FCBGA Package Compatible with Surface Mount Technology

Application Areas

Mobile Phones

PDAs and Handheld Devices

Portable Consumer Electronics

Wireless LAN

Product Lifecycle

Obsolete Status

Discontinuation Announced

Potential Replacement or Upgrades May Be Available

Several Key Reasons to Choose This Product

STMicroelectronics' Quality Reliability

Excellent Load Regulation

Minimal Power Dissipation due to Low Dropout

Compact Package 4-FlipChip (0.79x0.79) Saves Board Space

Suitable for Compact and Slim Devices

Easy to Use in a Range of Industrial and Consumer Applications