LP38853S-ADJ - Texas Instruments

Manufacturer Part Number

LP38853S-ADJ

Manufacturer

Texas Instruments

Introduction

Low Dropout voltage regulator designed for power management

Product Features and Performance

Adjustable output voltage

3A output current capacity

Efficient dropout voltage at 0.45V max under 3A load

Excellent Power Supply Rejection Ratio (PSRR) of 80dB to 70dB between 120Hz to 1kHz

Enable and soft start control features

Stable with low ESR capacitors

Product Advantages

High output current capability

Low dropout enhances efficiency

Robust thermal performance with -40°C to 125°C operating range

Protection for overcurrent, overtemperature, and short circuit events

Under Voltage Lockout (UVLO) ensures system safety

Key Technical Parameters

Input Voltage (Max): 5.5V

Output Voltage (Min): 0.8V

Output Voltage (Max): 1.8V

Dropout Voltage (Max): 0.45V @ 3A

Output Current (Max): 3A

Quiescent Current (Iq): 300 µA

Supply Current (Max): 9 mA

Quality and Safety Features

Over Current and Over Temperature protections

Short Circuit protection

Under Voltage Lockout (UVLO)

Compatibility

Surface Mount compatible

Suitable for TO-263-8, D2PAK (7 Leads + Tab), TO-263CA package types

Application Areas

Consumer electronics

Computing systems

Industrial applications

Telecommunication infrastructure

Product Lifecycle

Last Time Buy status, nearing discontinuation

Check for replacement or upgrade options

Key Reasons to Choose This Product

High performance with adjustable output suitable for various applications

Robust design optimized for efficient power management

Enhanced protections ensure long-term reliability

Wide temperature range suitable for extreme conditions

Low dropout enables high efficiency for heavier loads

Texas Instruments' reputable quality and support