UCC3810DW - Unitrode

Manufacturer Part Number

UCC3810DW

Manufacturer

Unitrode

Introduction

The UCC3810DW is a high-performance, fixed-frequency, off-line PWM controller designed for use in AC-DC converters and offline power supplies.

Product Features and Performance

Operates at a fixed switching frequency of 1MHz

Supports Boost, Buck, Flyback, and Forward converter topologies

Provides Frequency Control and Sync control features

Supplies up to 49% duty cycle

Operates with 8.3V to 11V supply voltage

Features 11.3V start-up voltage

Offers Isolated output

Designed for -40°C to 85°C operating temperature range

Product Advantages

High-frequency operation enables compact power supply design

Flexible topology support for versatile applications

Advanced control features for enhanced performance

Wide operating voltage range for compatibility

Extended temperature range for reliability in harsh environments

Key Technical Parameters

Switching Frequency: 1MHz

Supported Topologies: Boost, Buck, Flyback, Forward

Supply Voltage: 8.3V to 11V

Start-up Voltage: 11.3V

Duty Cycle: Up to 49%

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Surface mount package for compact design

Robust SOIC package for reliable operation

Compatibility

Suitable for a wide range of AC-DC converter and offline power supply applications

Application Areas

AC-DC converters

Offline power supplies

Industrial and consumer electronics

Product Lifecycle

This product is currently in active production and is not nearing discontinuation.

Replacement and upgrade options may be available from the manufacturer.

Key Reasons to Choose This Product

High-frequency operation for compact power supply design

Flexible topology support for versatile applications

Advanced control features for enhanced performance

Wide operating voltage range for compatibility

Extended temperature range for reliability in harsh environments

Robust surface mount package for reliable operation