LP2989AIMM-5.0 - Texas Instruments

Manufacturer Part Number

LP2989AIMM-5.0

Manufacturer

Texas Instruments

Introduction

The LP2989AIMM-5.0 is a low dropout (LDO) linear voltage regulator that is designed to deliver a fixed 5V output from a higher input voltage up to 16V.

Product Features and Performance

Positive output configuration

Fixed output type

Single voltage regulator

Maximum input voltage of 16V

Fixed output voltage of 5V

Maximum voltage dropout of 0.65V at 500mA load

Maximum output current of 500mA

Quiescent current of 175 µA

Supply current up to 9 mA

Power supply rejection ratio (PSRR) of 60dB at 1kHz

Control features include an enable function

Protection features against over current, over temperature, and short circuit

Product Advantages

Low dropout voltage enhances efficiency

Minimal quiescent current aids in low power consumption

Built-in protection features increase reliability and safety

Key Technical Parameters

Input Voltage (Max): 16V

Output Voltage (Min/Fixed): 5V

Voltage Dropout (Max): 0.65V @ 500mA

Current - Output: 500mA

Current - Quiescent (Iq): 175 µA

Current - Supply (Max): 9 mA

PSRR: 60dB (1kHz)

Quality and Safety Features

Over current protection

Over temperature protection

Short circuit protection

Compatibility

Surface mount type

Package/Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

Supplier Device Package: 8-VSSOP

Application Areas

Suitable for battery-powered devices

Effective in noise-sensitive electronic applications

Ideal for microcontroller power supply

Product Lifecycle

The LP2989AIMM-5.0 is categorized as obsolete

Potential replacement or upgrade options should be evaluated for continuous supply

Several Key Reasons to Choose This Product

High efficiency due to low dropout voltage

Enhanced reliability with integrated protection features

Low power operation with minimal quiescent current

Broad compatibility with surface mount assembly

Proven performance in sensitive power applications