UC3867DW - Texas Instruments

Manufacturer Part Number

UC3867DW

Manufacturer

Texas Instruments

Introduction

The UC3867DW is a Power Management integrated circuit designed for driving DC-DC switching controllers.

Product Features and Performance

Flexible step-up/step-down topology

Full-Bridge, Half-Bridge, Push-Pull configurations

Supports two output channels

Operates within a wide voltage supply range from 7V to 22V

Adjustable switching frequency from 50kHz to 500kHz

Max 100% duty cycle for high-efficiency conversion

Soft Start control feature minimizes inrush current

Product Advantages

Versatile for various power conversion applications

High integration reduces external component count

High switching frequency enables use of smaller passive components

Designed for optimal thermal performance within a 0°C to 70°C range

Able to drive large loads with a 100% duty cycle

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up/Step-Down

Output Configuration: Positive

Number of Outputs: 2

Voltage - Supply (Vcc/Vdd): 7V ~ 22V

Frequency - Switching: 50kHz ~ 500kHz

Duty Cycle (Max): 100%

Mounting Type: Surface Mount

Package / Case: 16-SOIC

Operating Temperature Range: 0°C ~ 70°C

Quality and Safety Features

Industry-standard quality for semiconductor devices

RoHS compliant ensuring reduced environmental impact

Comprehensive safety features integrated into design

Compatibility

Compatible with various microcontrollers and DSPs

Suitable for 16-SOIC mount surface packaging systems

Interoperable within a wide power supply range

Application Areas

Power supply units

Industrial control systems

Telecommunications equipment

Portable electronics

Automotive electronics

Renewable energy systems

Product Lifecycle

Product Status: Active

Not nearing discontinuation

Replacements or upgrades not required at the moment

Several Key Reasons to Choose This Product

Highly integrated device from a reputable manufacturer, Texas Instruments

Versatile for multiple topologies enhancing design flexibility

Capable of operating at various frequencies for design optimization

Robust operating temperature range suits a variety of environments

Surface mount package suitable for modern, high-density PCB layouts

Excellent power conversion efficiency with the ability to achieve a 100% duty cycle

Strong community and manufacturer support for developing applications