UCC28C42P - Texas Instruments

Manufacturer Part Number

UCC28C42P

Manufacturer

Texas Instruments

Introduction

UCC28C42P, a switch-mode power controller for DC-DC conversion by Texas Instruments.

Product Features and Performance

Transistor driver output type

Supports step-up and step-up/step-down functions

Positive output configuration

Boost, flyback, forward converter topologies

Single output with one phase

Switching frequency up to 1MHz

Maximum duty cycle of 96%

Product Advantages

Elevated duty cycle for high efficiency

Versatile topology support catering to various power designs

Operation up to 1MHz allows smaller passive components

Key Technical Parameters

Voltage supply (Vcc/Vdd) ranges from 9V to 18V

Frequency - Switching: Up to 1MHz

Duty Cycle (Max): 96%

Operating Temperature range: -40°C to 105°C (TJ)

Quality and Safety Features

Operates across a wide temperature range ensuring reliability in various environments

Through-hole mounting for robust board connections

Compatibility

Suitable for systems requiring up to 18V supply voltage

Application Areas

Used in power supplies for telecom, industrial, and consumer electronics before becoming obsolete

Product Lifecycle

Obsolete status

Potential availability of replacements or upgrades should be verified with manufacturer

Several Key Reasons to Choose This Product

Ability to drive various converter topologies makes it versatile for power supply designs

High 96% duty cycle enables efficient power conversion, reducing heat and improving performance

The operating frequency of up to 1MHz allows for smaller external components, saving PCB space

Robust temperature range ensures performance in challenging environmental conditions