LP3872ESX-3.3 - Texas Instruments

Manufacturer Part Number

LP3872ESX-3.3

Manufacturer

Texas Instruments

Introduction

Low Dropout Linear Voltage Regulator

Product Features and Performance

Fixed 3.3V Output Voltage

Up to 1.5A Output Current

Low Dropout of 0.55V at 1.5A Load

High PSRR of 73dB at 120Hz

Over Current and Over Temperature Protection

Short Circuit Protection

Enable Control Feature

Low Quiescent Current of 5mA

Operating Temperature Range from -40°C to 125°C

Product Advantages

High Output Accuracy

Stable with Low ESR Capacitors

Excellent Transient Response

Thermal Shut-Down Protection

Key Technical Parameters

Voltage - Input (Max) 7V

Voltage - Output (Min/Fixed) 3.3V

Current - Output 1.5A

Voltage Dropout (Max) 0.55V @ 1.5A

Current - Quiescent (Iq) 5 mA

Current - Supply (Max) 15 mA

PSRR 73dB ~ 57dB (120Hz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Compatibility

Compatible with TO-263 (DDPAK-5) Package

Application Areas

Consumer Electronics

Telecommunications

Networking Systems

Industrial Electronics

Product Lifecycle

Obsolete

Should consider replacements or upgrades

Several Key Reasons to Choose This Product

High Reliability Under Wide Temperature Range

Suitable for High-Current Applications

Low Dropout Voltage for Improved Efficiency

Robust Thermal and Current Management Features

Ideal for Noise-Sensitive Electronic Devices due to High PSRR