LP2989IMM-5.0 - Texas Instruments

Manufacturer Part Number

LP2989IMM-5.0

Manufacturer

Texas Instruments

Introduction

The LP2989IMM-5.0 is a low dropout (LDO) linear voltage regulator designed for power management, specifically in applications requiring low voltage drop and high PSRR.

Product Features and Performance

Regulates output voltage to a fixed 5V

Handles input voltage up to 16V

Maximum output current of 500mA

Low dropout voltage of 0.65V at 500mA load

High power supply rejection ratio of 60dB at 1kHz

Operational between -40°C and 125°C

Enabled with over current, over temperature, and short circuit protection

Product Advantages

High efficiency due to low quiescent current (175 µA)

Stable output with low dropout performance

Integrated protection features enhance product reliability

Key Technical Parameters

Input Voltage (Max): 16V

Output Voltage (Min/Fixed): 5V

Dropout Voltage (Max): 0.65V @ 500mA

Output Current: 500mA

Quiescent Current: 175 µA

Supply Current (Max): 9 mA

Power Supply Rejection Ratio: 60dB (1kHz)

Quality and Safety Features

Short circuit protection

Over temperature protection

Over current protection

Compatibility

Compatible with various applications requiring a fixed 5V output within a broad operating temperature range.

Application Areas

Consumer electronics

Telecommunications

Industrial controls

Portable devices

Product Lifecycle

The product status is marked as 'Not For New Designs,' indicating it might be nearing discontinuation without new designs adaptation.

Several Key Reasons to Choose This Product

Reliable fixed output voltage of 5V suitable for standard applications

High efficiency with low quiescent current and dropout voltage

Built-in safety features for enhanced durability and reliability

Extreme temperature operational range making it suitable for harsh environments

Ideal for applications where power efficiency and safety are prioritized