LP2989IMX-1.8 - Texas Instruments

Manufacturer Part Number

LP2989IMX-1.8

Manufacturer

Texas Instruments

Introduction

The LP2989IMX-1.8 is a low-dropout (LDO) linear voltage regulator designed specifically for applications requiring minimal dropout voltage and low quiescent current.

Product Features and Performance

Delivers a fixed output voltage of 1.8V

Supports input voltages up to 16V

Provides a maximum output current of 500mA

Low dropout voltage of 0.65V at 500mA load

Power Supply Rejection Ratio (PSRR) of 60dB at 1kHz

Features Enable control

Product Advantages

Minimizes power consumption with low quiescent current of 175 µA

Improves performance in noise-sensitive applications thanks to excellent PSRR

Includes multiple protection features: Over Current, Over Temperature, Short Circuit

Key Technical Parameters

Input Voltage (Max): 16V

Output Voltage (Fixed): 1.8V

Dropout Voltage (Max): 0.65V at 500mA load

Output Current: 500mA

Quiescent Current (Iq): 175 µA

Supply Current (Max): 9 mA

Quality and Safety Features

Protected against over current, over temperature and short circuits

Compatibility

Compatible with surface-mount technology with 8-SOIC package

Application Areas

Ideal for battery-powered devices, portable electronics, and other systems requiring efficient power management

Product Lifecycle

Status: Obsolete

Note: Check for potential replacements or upgrades

Several Key Reasons to Choose This Product

Low dropout voltage facilitates higher efficiency

Robust output current capability of 500mA supports diverse applications

Integrated protection features enhance reliability and safety

Low quiescent current beneficial for power-sensitive devices

High PSRR value ensures cleaner voltage regulation in noisy environments