UCC28070PW - Texas Instruments

Manufacturer Part Number

UCC28070PW

Manufacturer

Texas Instruments

Introduction

The UCC28070PW is a sophisticated IC designed for Power Factor Correction (PFC) applications, capable of enhancing energy efficiency and reducing harmonic distortion in power systems.

Product Features and Performance

Precision PFC control algorithm

Supports Continuous Conduction Mode (CCM)

Adjustable switching frequency for design flexibility

Built-in over-voltage and under-voltage lockout

Enhanced dynamic response to load and line transients

Soft start feature to minimize inrush current

Product Advantages

Improves power system efficiency

Reduces power loss and heat generation

Minimizes interference with other electronic equipment

Enables compact and lightweight power supplies

Simplifies electromagnetic interference (EMI) filtering requirements

Extends lifespan of end applications by operating at non-critical frequencies

Key Technical Parameters

Mode: Continuous Conduction (CCM)

Frequency Switching: Adjustable

Current Startup: 20 mA

Voltage Supply: 11.2V to 21V

Operating Temperature: -40°C to 125°C

Mounting Type: Surface Mount

Package/Case: 20-TSSOP (0.173", 4.40mm Width)

Quality and Safety Features

Protection against over-current events

Thermal shutdown mechanism

Lead-free and RoHS compliant

Meets standard safety and regulatory requirements

Compatibility

Compatible with a range of electronic power supply designs

Adaptable to various switching frequencies according to needs

Application Areas

AC to DC converters

Power supplies for consumer electronics

Power supplies for industrial systems

Power supplies for communication equipment

Product Lifecycle

Product Status: Active

Not currently nearing discontinuation

Support for replacements or possible upgrades available

Several Key Reasons to Choose This Product

Adaptive for both high-powered and low-powered applications

Flexibility in design with an adjustable switching frequency

High-temperature range suitable for versatile environments

Reliable performance with in-built protection features

Texas Instruments' reputation for quality and support

Lead-free product, catering to environmentally conscious applications

Extensive application support and technical documentation available