UC3855ADWTR - Texas Instruments

Manufacturer Part Number

UC3855ADWTR

Manufacturer

Texas Instruments

Introduction

The UC3855ADWTR is a high-performance average current mode power factor correction (PFC) controller. It is designed to provide power factor correction and regulation for a wide range of AC-DC and DC-DC power supplies. The UC3855ADWTR features a comprehensive set of protection functions and advanced control algorithms to ensure efficient and reliable power conversion.

Product Features and Performance

Average current mode control for improved line and load regulation

500kHz switching frequency for compact design

150μA startup current for low power consumption

Wide input voltage range of 15.5V to 20V

Operating temperature range of 0°C to 70°C

Surface mount 20-SOIC package

Product Advantages

Improved power factor and reduced harmonic distortion

Precise output voltage regulation

Robust protection features for reliable operation

High-efficiency design for energy savings

Compact size and easy integration

Key Reasons to Choose This Product

Advanced power factor correction technology for improved system efficiency

Comprehensive protection features for reliable and safe operation

Wide operating voltage and temperature range for versatile applications

Small form factor and easy integration for space-constrained designs

Proven performance and reliability from a trusted semiconductor manufacturer

Quality and Safety Features

Overcurrent protection

Overvoltage protection

Thermal shutdown

Compatibility

The UC3855ADWTR is compatible with a wide range of AC-DC and DC-DC power supply applications, including industrial equipment, consumer electronics, and telecommunications systems.

Application Areas

Power factor correction (PFC) circuits

AC-DC power supplies

DC-DC power supplies

Industrial equipment

Consumer electronics

Telecommunications systems

Product Lifecycle

The UC3855ADWTR is in the last time buy phase, meaning that it is nearing discontinuation. Customers are advised to contact our website's sales team for information on equivalent or alternative models that may be available.