UCC2581D - Texas Instruments

Manufacturer Part Number

UCC2581D

Manufacturer

Texas Instruments

Introduction

UCC2581D is a DC DC Switching Controller designed for power management in a variety of applications.

Product Features and Performance

Step-Up, Step-Up/Step-Down functions

Supports Positive output with isolation capability

Compatible with Boost, Flyback, and Forward Converter topologies

One output with a single phase

Operating voltage range from 6.8V to 15V

Switching frequency up to 100kHz

Maximum duty cycle of 84%

Lack of Synchronous Rectifier

Clock synchronization feature

Control features include Current Limit, Enable, Frequency Control, and Soft Start

Operating temperature range from -40°C to 85°C

Product Advantages

Versatility in supporting both step-up and step-down operations

Capability of working with isolated configurations

High frequency operation for efficient power conversion

Soft start feature to reduce in-rush current during start-up

Clock Sync for better noise management in power supply designs

Key Technical Parameters

Output Type: Transistor Driver

Voltage Supply (Vcc/Vdd): 6.8V ~ 15V

Frequency Switching: Up to 100kHz

Duty Cycle (Max): 84%

Output Phases: 1

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Robust thermal management with specified operating temperature limits

Built-in current limit for protection against overcurrent conditions

Compatibility

Compatible with a variety of topologies and power management applications

Mountable on surface with 14-SOIC package

Usable in designs requiring up to 85°C operating temperature

Application Areas

Industrial systems

Consumer Electronics

Telecommunications

Automotive modules

Power supply units

Product Lifecycle

Active product status, not near discontinuation

The existence of replacements or upgrades not specified

Several Key Reasons to Choose This Product

Manufactured by Texas Instruments, a reputable leader in the semiconductor industry

Flexibility in application due to various control features and compatible topologies

Capable of handling a wide range of input voltages

Suitable for designs that require low power consumption and high efficiency

Enhanced safety measures with built-in protection features

Long-term reliability with an active product lifecycle status