UCC3802D - Texas Instruments

Manufacturer Part Number

UCC3802D

Manufacturer

Texas Instruments

Introduction

High-performance, high-frequency off-line switcher control IC

Product Features and Performance

Operates at switching frequencies up to 1MHz

Supports various topologies: boost, buck, flyback, forward

Wide supply voltage range: 8.3V to 12V

Pulse-by-pulse current limiting for overcurrent protection

99% maximum duty cycle

No internal power switches

Product Advantages

High-frequency operation allows for smaller magnetics

Wide voltage range for flexibility in power supply design

Robust overcurrent protection

Efficient power conversion with high duty cycle

Key Technical Parameters

Switching frequency up to 1MHz

Supply voltage range: 8.3V to 12V

99% maximum duty cycle

Pulse-by-pulse current limiting

Quality and Safety Features

RoHS3 compliant

Operating temperature range: -40°C to 85°C

Compatibility

8-SOIC package, surface mount

Compatible with a variety of power supply topologies

Application Areas

Offline power supplies

AC-DC converters

Boost, buck, flyback, and forward converters

Product Lifecycle

Currently in production

Replacements and upgrades may be available in the future

Key Reasons to Choose This Product

High-frequency operation for smaller magnetics

Wide voltage range for flexible power supply design

Robust overcurrent protection for reliability

Efficient power conversion with high duty cycle

RoHS3 compliance and wide temperature range