UCC3961D - Texas Instruments

Manufacturer Part Number

UCC3961D

Manufacturer

Texas Instruments

Introduction

The UCC3961D is a DC DC switching controller designed for power management applications.

Product Features and Performance

Step-Up/Step-Down Functionality

Positive Output Configuration

Isolation Capable

Forward Converter Topology

Single Output

One Output Phase

Synchronous Rectification for Improved Efficiency

Product Advantages

High Switching Frequency at 400kHz

Maximum Duty Cycle of 72%

Synchronous Rectifier for Lower Power Loss

Soft Start Technology to Minimize Inrush Current

Enable and Frequency Control Features

Operational over a Wide Supply Voltage Range (8V to 19V)

Key Technical Parameters

Voltage - Supply (Vcc/Vdd): 8V ~ 19V

Frequency - Switching: 400kHz

Duty Cycle (Max): 72%

Number of Outputs: 1

Output Phases: 1

Operating Temperature Range: 0°C ~ 70°C

Quality and Safety Features

Built-In Over-Temperature Protection

Stable Operation with Built-In Frequency Control

Compatibility

Surface Mount 14-SOIC Package

Compatible with Various Circuit Designs Due to Isolation Capability

Application Areas

Power Supply Modules

Telecommunication Equipment

Enterprise Networking Systems

Industrial Control Systems

Product Lifecycle

Last Time Buy Status

Potential for Obsolescence; Check for Replacement or Upgrade Options

Several Key Reasons to Choose This Product

Highly Efficient Synchronous Rectification

Flexible Power Supply Voltage Range Supports Diverse Applications

Integrated Soft Start Function Minimizes Initial Power Surge

Forward Converter Topology Suitable for Isolated Power Supplies

Durable Operation in Commercial Temperature Environments (0°C ~ 70°C)

High Frequency Switching Allows for Smaller External Components

Robust Power Management Solution from a Recognized Manufacturer Texas Instruments