UC3854Q - Texas Instruments

Manufacturer Part Number

UC3854Q

Manufacturer

Texas Instruments

Introduction

The UC3854Q is a high-performance, average current mode controller for power factor correction (PFC) applications. It provides comprehensive control and protection features to help designers achieve high power factor and efficiency in a wide range of power supply designs.

Product Features and Performance

Average current mode control for precise power factor correction

200kHz switching frequency for compact designs

5mA startup current for low power consumption

Wide supply voltage range of 14.5V to 30V

Operating temperature range of 0°C to 70°C

Surface mount 20-LCC (J-Lead) package

Product Advantages

Precise power factor correction for improved energy efficiency

High-performance control features for reliable operation

Compact size and low startup current for space-constrained designs

Wide operating voltage and temperature range for versatile applications

Key Reasons to Choose This Product

Optimized for high-efficiency power supplies with power factor correction

Comprehensive control and protection features for reliable performance

Compact size and low power consumption for space-saving designs

Broad compatibility with various power supply requirements

Quality and Safety Features

Designed and manufactured to Texas Instruments' high-quality standards

Robust protection features to ensure safe and reliable operation

Compatibility

Suitable for a wide range of power supply designs that require power factor correction

Application Areas

Offline power supplies

Industrial power supplies

Telecom power systems

Consumer electronics power adapters

Product Lifecycle

The UC3854Q is an obsolete product, meaning it is no longer in active production. However, there are several equivalent or alternative models available from Texas Instruments that may be suitable for your applications. We recommend contacting our sales team via our website for more information on the best replacement options based on your specific requirements.