LP38841MRX-ADJ - Texas Instruments

Manufacturer Part Number

LP38841MRX-ADJ

Manufacturer

Texas Instruments

Introduction

The LP38841MRX-ADJ is a low-dropout (LDO) linear voltage regulator designed for power-sensitive applications, providing an adjustable output voltage.

Product Features and Performance

Adjustable output voltage from 0.56V to 1.5V

Low dropout voltage: 0.21V @ 800mA, optimizing efficiency

Output current capability of 800mA, suitable for various applications

Low quiescent current of 30 µA, enhancing battery life

High PSRR: 80dB ~ 65dB from 120Hz to 1kHz, ensuring stable output

Enable control feature for power management flexibility

Protection against overcurrent, overtemperature, and short circuit

Product Advantages

High efficiency due to low dropout voltage

Flexible adjustable output for a broad range of applications

Improved power management with enable control

Enhanced safety and reliability with comprehensive protection features

Suitable for battery-operated devices due to low quiescent current

Key Technical Parameters

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 0.56V

Voltage Output (Max): 1.5V

Voltage Dropout (Max): 0.21V @ 800mA

Current Output: 800mA

Current Quiescent (Iq): 30 µA

PSRR: 80dB ~ 65dB (120Hz ~ 1kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Built-in protection for over current, over temperature, and short circuit conditions

Reliable performance in a temperature range of -40°C to 125°C

Compatibility

Surface Mount design compatible with standard PCB assembly processes

Enables integration into a wide variety of projects due to its flexible output voltage range

Application Areas

Ideal for power-sensitive applications such as battery-operated devices, portable electronics, and low-power wireless communication devices

Product Lifecycle

Obsolete status indicates the product is nearing discontinuation

It is advisable to consult Texas Instruments for replacements or upgrades

Several Key Reasons to Choose This Product

High efficiency and flexibility for a range of power management applications

Enhanced device safety and reliability with comprehensive built-in protections

Low quiescent current makes it suitable for battery-sensitive applications

High PSRR ensures stable voltage under different loading conditions

The product's obsolescence status necessitates consideration of future replacement or upgrade paths, ensuring long-term support