UCC28511DW - Unitrode

Manufacturer Part Number

UCC28511DW

Manufacturer

Texas Instruments

Introduction

Integrated Power Factor Correction and PWM controller chip designed for power-efficient electrical systems.

Product Features and Performance

Average Current Mode for PFC control

High Switching Frequency at 200kHz

Low Start-up Current of 100 µA

Wide Supply Voltage Range: 9.7V to 18V

Extended Operating Temperature Range: -40°C to 105°C

Surface Mount 20-SOIC Package for compact board design

Product Advantages

High integration for system simplicity and reduced component count

Efficient power management for energy savings

Suitable for high-temperature environments

Key Technical Parameters

Mode: Average Current

Frequency Switching: 200kHz

Current Startup: 100 µA

Voltage Supply: 9.7V to 18V

Operating Temperature: -40°C to 105°C

Mounting Type: Surface Mount

Quality and Safety Features

Robust design ensures reliability over a wide temperature range

Conforms to industry standards for safety and performance

Compatibility

Compatible with a variety of power circuits requiring Power Factor Correction (PFC)

Application Areas

AC/DC Power Supplies

Power Adapters

LED Lighting Systems

Telecommunications Equipment

Industrial and Consumer Electronics

Product Lifecycle

Classified as Last Time Buy, indicating impending discontinuation

Alternatives or upgrade paths may be available

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and performance

Comprehensive PFC and PWM controller functionality in one chip

Ability to improve power efficiency and reduce energy waste

High switching frequency allows for smaller external components

Suitable for a wide range of industrial and consumer applications

Ongoing support from Texas Instruments despite nearing end of life