UCC28881D - Texas Instruments

Manufacturer Part Number

UCC28881D

Manufacturer

Texas Instruments

Introduction

The UCC28881D integrates a low-power offline switcher and a buck, buck-boost, or flyback topology to achieve high performance in power management applications.

Product Features and Performance

Non-isolated output

Internal switch capable of 700V breakdown

Start-up voltage of 3.9V

Supply voltage of 5V

Maximum duty cycle of 55%

Switching frequency of 62kHz

Can deliver power up to 4.5 watts

Product Advantages

High-voltage tolerance

Flexible power topology options

Compact 8-SOIC package

High switching frequency to minimize external component size

Key Technical Parameters

Breakdown Voltage: 700V

Start-Up Voltage: 3.9V

Supply Voltage: 5V

Duty Cycle: 55%

Switching Frequency: 62kHz

Power Output: 4.5W

Quality and Safety Features

Fault protection includes:

- Current limiting

- Overload protection

- Over temperature protection

- Short circuit protection

Compatibility

Designed for surface mount applications

Application Areas

Power management in consumer electronics

Energy-efficient power supply solutions

Product Lifecycle

Status: Active

No current indication of discontinuation, continuation of supply and support expected.

Several Key Reasons to Choose This Product

High voltage capability for robust performance

Multiple topology options provide design flexibility

Integrated protections enhance product reliability and safety

High-frequency operation reduces solution size

Energy-efficient operation