LP38856S-1.2 - Texas Instruments

Manufacturer Part Number

LP38856S-1.2

Manufacturer

Texas Instruments

Introduction

Integrated Circuit (IC)

Power Management IC (PMIC)

Voltage Regulator Linear

Product Features and Performance

Fixed 1.2V output voltage

Output current of 3A

Input voltage up to 5.5V

High power supply rejection ratio (PSRR) of 80dB to 65dB (120Hz to 1kHz)

Protection features: Over-current, Over-temperature, Short-circuit, Under-voltage lockout (UVLO)

Enable control feature

Low voltage dropout of 0.45V at 3A output

Single-channel regulator

Quiescent current of 300µA

Maximum supply current of 15mA

Product Advantages

High efficiency and low power consumption

Robust protection features for reliable operation

Small footprint and easy to integrate

Key Technical Parameters

Output voltage: 1.2V (fixed)

Output current: 3A

Input voltage: Up to 5.5V

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

Voltage dropout: 0.45V @ 3A

Number of regulators: 1

Quiescent current: 300µA

Supply current (max): 15mA

Quality and Safety Features

Over-current, Over-temperature, Short-circuit, and UVLO protection

RoHS non-compliant

Compatibility

Surface mount packaging: TO-263-6, DPak (5 Leads + Tab), TO-263BA

Supplier package: DDPAK/TO-263-5

Application Areas

Portable electronics

Industrial equipment

Telecommunications equipment

Automotive applications

Product Lifecycle

Current product offering

No indication of discontinuation

Replacement or upgrade options may be available

Key Reasons to Choose This Product

High-performance linear voltage regulator with excellent power efficiency

Robust protection features for reliable operation

Small package size for compact design

Wide operating temperature range of -40°C to 125°C

Suitable for a variety of applications requiring a fixed 1.2V output at up to 3A