UC3854N - Texas Instruments

Manufacturer Part Number

UC3854N

Manufacturer

Texas Instruments

Introduction

The UC3854N is a high-performance power factor correction (PFC) controller from Texas Instruments. It is designed to provide active power factor correction in a wide range of power supply and power conversion applications. The UC3854N offers advanced control features and high efficiency to optimize system performance.

Product Features and Performance

Average current mode control for precise regulation and fast response

Switching frequency of 200kHz

Startup current of 1.5mA

Wide supply voltage range of 14.5V to 30V

Operating temperature range of 0°C to 70°C

Through-hole mounting for easy integration into existing designs

Product Advantages

Highly efficient power factor correction

Precise current regulation for improved system performance

Wide operating voltage and temperature range for versatile applications

Simple implementation with through-hole packaging

Key Reasons to Choose This Product

Proven performance and reliability from a trusted manufacturer

Advanced control features for optimized power conversion

Flexible design options to fit a variety of application requirements

Cost-effective solution for power factor correction needs

Quality and Safety Features

Robust design for reliable operation

Compliance with relevant safety and EMC standards

Compatibility

The UC3854N is compatible with a wide range of power supply and power conversion applications, including:

Switch-mode power supplies

Uninterruptible power supplies (UPS)

Industrial and commercial equipment

Household appliances

Lighting systems

Application Areas

Active power factor correction

Power conversion and regulation

Industrial and commercial power supplies

Household and consumer electronics

Product Lifecycle

The UC3854N is an active product, with no plans for discontinuation. There are several equivalent or alternative models available from Texas Instruments, including the UC3854B and UC3854C, which offer similar functionality and performance characteristics.