UC3827DW-2 - Texas Instruments

Manufacturer Part Number

UC3827DW-2

Manufacturer

Texas Instruments

Introduction

UC3827DW-2 is a versatile Power Management Integrated Circuit (PMIC) designed for DC-DC switching controllers. It supports various topologies and provides efficient power conversion.

Product Features and Performance

Supports Buck, Full-Bridge, Push-Pull topologies

Output type: Transistor Driver

Configurable for Step-Down or Step-Up/Step-Down functionality

Three outputs with single-phase configuration

High-frequency switching at 220kHz

Maximum duty cycle of 91%

Features Synchronous Rectifier for efficiency

Includes Clock Synchronization

Provides Frequency Control, Ramp, and Soft Start features

Product Advantages

Flexible control features enhance performance adaptability

High duty cycle facilitates efficient power delivery

Multiphase capability allows for load distribution

Synchronous rectification improves overall efficiency

Key Technical Parameters

Voltage supply range: 7.6V to 20V

Switching frequency: 220kHz

Max duty cycle: 91%

Operating temperature: 0°C to 70°C

Quality and Safety Features

Integrated soft start reduces inrush current

Clock synchronization minimizes noise and interference

Compatibility

Compatible with a variety of power topologies and configurations

Application Areas

Suitable for regulated power supply designs

Ideal for applications requiring configurable power solutions

Product Lifecycle

Status: Last Time Buy

Availability of replacements or upgrades should be verified with Texas Instruments

Several Key Reasons to Choose This Product

High switching frequency allows for smaller external components

Broad voltage range accommodates various input sources

High duty cycle maximizes power efficiency

Versatile application potential due to multiple supported topologies

Comprehensive control features ensure stable and adaptive operation