Manufacturer Part Number
UCC381DP-3
Manufacturer
Texas Instruments
Introduction
The UCC381DP-3 is a low-dropout linear voltage regulator designed for power management, specifically in applications requiring a fixed output from a higher input voltage.
Product Features and Performance
Positive output configuration
Fixed output type
Single regulator
Maximum input voltage of 9V
Fixed output voltage of 3.3V
Maximum dropout voltage of 0.8V at 1A load
Output current of 1A
Product Advantages
Enhanced thermal performance due to reverse polarity protection
Includes short circuit and under voltage lockout (UVLO) for safety
Low quiescent current of 650 µA supports energy efficiency
Key Technical Parameters
Input Voltage (Max): 9V
Output Voltage (Fixed): 3.3V
Dropout Voltage (Max): 0.8V @ 1A
Output Current: 1A
Quiescent Current (Iq): 650 µA
Quality and Safety Features
Over Temperature Protection
Reverse Polarity Protection
Short Circuit Protection
Under Voltage Lockout (UVLO)
Compatibility
Mounting Type: Surface Mount
Package/Case: 8-SOIC
Base Product Number: UCC381
Application Areas
Ideal for various electronic applications including computing devices, consumer electronics, and telecommunications systems requiring stable and efficient power supply.
Product Lifecycle
Status: Active
Not near discontinuation with ongoing manufacturer support for replacements and upgrades
Several Key Reasons to Choose This Product
Reliable voltage regulation with low output noise
Suitable for applications requiring low dropout performance
Strong protection features ensuring device safety and longevity
Energy efficient with low quiescent current
Supported by Texas Instruments' strong technical and customer service