LP5951MGX-1.8 - Texas Instruments

Manufacturer Part Number

LP5951MGX-1.8

Manufacturer

Texas Instruments

Introduction

Low Drop Out (LDO) Regulator for Power Management Applications

Product Features and Performance

Fixed Output Voltage of 1.8V

Single Regulator Configuration

Low Dropout Voltage of 0.35V at 150mA Load

Output Current Capacity of 150mA

Very Low Quiescent Current of 55 µA

Supply Current Max of 70 µA

Good Power Supply Rejection Ratio (PSRR) of 60dB at 100Hz decreasing to 50dB at 10kHz

Enable Control Feature for Power Saving

Product Advantages

High Efficiency for Battery-Powered Devices

Compact 5-TSSOP, SC-70-5, SOT-353 Surface Mount Package

Features Over Current, Over Temperature, and Short Circuit Protection

Suitable for Automotive and Industrial Temperature Ranges

Key Technical Parameters

Input Voltage Max of 5.5V

Fixed Output Voltage of 1.8V

Voltage Dropout Max of 0.35V

Current Output of 150mA

Quiescent Current of 55 µA

Supply Current Max of 70 µA

PSRR ranging from 60dB to 50dB

Operating Temperature from -40°C to 125°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Compatibility

Surface Mount compatible with 5-TSSOP, SC-70-5, SOT-353 packages

Application Areas

Consumer Electronics

Portable Battery-Powered Devices

Automotive Electronics

Industrial Power Supplies

Product Lifecycle

Obsolete Status

Potential availability of replacements or upgrades

Several Key Reasons to Choose This Product

Optimized for Low-Voltage Applications

Suitable for Compact and High-Density Designs

Enhances Battery Life with Low Quiescent Current

Robust Protection Features Ensure Long-term Reliability

Wide Operating Temperature Range for Versatile Use

Easy Integration with Enable Pin for Power Management

High PSRR Suitable for Noise-Sensitive Circuits