UCC28251PWR - Texas Instruments

Manufacturer Part Number

UCC28251PWR

Manufacturer

Texas Instruments

Introduction

The UCC28251PWR is a power management integrated circuit (PMIC) specifically designed as a DC DC Switching Controller. It is utilized for converting and controlling voltages within electronic systems.

Product Features and Performance

PWM Signal output.

Capable of Step-Up and Step-Down voltage conversion.

Configured for positive output.

Supports Full-Bridge, Half-Bridge, and Push-Pull topologies.

Incorporates two output channels.

Operates with a single output phase.

Wide input voltage range from 4.7V to 17V.

Adjustable switching frequency from 42kHz to 945kHz.

Supports synchronous rectification for improved efficiency.

Includes features like Current Limit, Enable, Frequency Control, Ramp, and Soft Start for enhanced control.

Product Advantages

Versatility in voltage control applications.

High-efficiency synchronous rectification.

Broad switching frequency range allows flexibility in design.

Advanced control features facilitate precise power management.

Key Technical Parameters

Number of Outputs: 2

Voltage Supply (Vcc/Vdd): 4.7V to 17V

Frequency Switching: 42kHz to 945kHz

Topologies Supported: Full-Bridge, Half-Bridge, Push-Pull

Quality and Safety Features

Operates across a wide temperature range from -40°C to 125°C ensuring reliability under extreme conditions.

Compatibility

Surface mountable with TSSOP-20 package offering compatibility with standard PCB technology.

Application Areas

Ideal for power management in computing systems, telecommunications equipment, and industrial electronics.

Product Lifecycle

Currently active product status.

Not nearing discontinuation, ensuring ongoing availability.

Upgrades or replacements are available as part of Texas Instruments' extensive portfolio.

Several Key Reasons to Choose This Product

High integration and comprehensive control features save space and reduce component count in power supply designs.

Flexible design options owing to its wide input voltage range and adjustable switching frequency.

Reliable performance in a broad range of operating temperatures.

Developed and backed by Texas Instruments, a leader in semiconductor solutions.