LD39100PU12RY - STMicroelectronics

Manufacturer Part Number

LD39100PU12RY

Manufacturer

STMicroelectronics

Introduction

Low Drop Out Regulator for Power Management

Product Features and Performance

Positive Fixed Output

Single Regulator Integration

5V Maximum Input Voltage

2V Fixed Output Voltage

4V Max Dropout at 1A Load

1A Output Current

Low Quiescent Current of 50 µA

300 µA Maximum Supply Current

65dB to 62dB Power Supply Rejection Ratio (PSRR) at 1kHz to 10kHz

Enable and Power Good Control Features

Over Current, Over Temperature, Short Circuit Protection

Operational over a temperature range of -40°C to 125°C

Product Advantages

High Efficiency at Low Voltage Drops

Low Standby Power Consumption

High PSRR for Noise Sensitive Applications

Robust Protection Features for Safety

Key Technical Parameters

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): 1.2V

Current - Output: 1A

Voltage Dropout (Max): 0.4V @ 1A

Current - Quiescent (Iq): 50 µA

PSRR: 65dB ~ 62dB (1kHz ~ 10kHz)

Quality and Safety Features

AEC-Q100 Qualified for Automotive Standards

Over Current and Over Temperature Protection

Short Circuit Protection

Compatibility

Surface Mount 6-DFN (3x3) Package

6-VDFN Exposed Pad

Application Areas

Automotive Electronics

Power Management Systems

Consumer Electronics

Industrial Equipment

Product Lifecycle

Active Product Status

Automotive Grade

Not Nearing Discontinuation

Replacements or Upgrades Not Specified

Several Key Reasons to Choose This Product

Optimal for Low Voltage Applications Requiring 1A Output

Highly Efficient for Power-Sensitive Devices

Enhanced Safety with Comprehensive Protection Features

Suitable for Rigorous Automotive Standards

Low Noise Operation Ideal for Sensitive Circuits

Energy Conserving with Low Quiescent Current

Ready for Automated Surface Mount Assembly Processes