UCC3895N - Unitrode

Manufacturer Part Number

UCC3895N

Manufacturer

Texas Instruments

Introduction

The UCC3895N is a sophisticated PWM controller designed for high-efficiency DC DC switching power supplies, featuring phase-shifted full-bridge topology.

Product Features and Performance

Phase-Shifted Full-Bridge topology for efficient power conversion

PWM output for precise control

Operates at a switching frequency of 1MHz for improved performance and reduced size of passive components

Supports a wide Voltage supply range from 10V to 16.5V

100% duty cycle capability for maximum output power control

Clock synchronization feature for system integration flexibility

Includes Frequency Control and Soft Start for enhanced startup operation and system reliability

Operable across a 0°C to 70°C temperature range

Product Advantages

High-efficiency power conversion reduces system power loss

Enhanced control features for improved system performance

High switching frequency allows for smaller component size, saving PCB space

Clock synchronization assists in reducing system noise and interference

Key Technical Parameters

Output Type: PWM

Topology: Phase-Shifted Full-Bridge

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): 10V ~ 16.5V

Frequency Switching: 1MHz

Duty Cycle (Max): 100%

Control Features: Frequency Control, Soft Start, Sync

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Engineered to meet stringent reliability standards for power management applications

Compatibility

Through-hole mounting for easy integration into existing designs

Compatible with a broad range of power supply designs due to its flexible voltage supply and control features

Application Areas

Telecommunications

Servers and networking equipment

Industrial systems

Power supplies for consumer electronics

Product Lifecycle

Currently at the Last Time Buy status, indicating nearing end-of-life with limited time for purchase

Potential for replacements or upgrades should be checked with Texas Instruments for future support

Several Key Reasons to Choose This Product

High efficiency and performance offered by advanced phase-shifted full-bridge topology

Dynamic control features like soft start and frequency control enhance system stability and reliability

High switching frequency for compact and cost-effective power supply design

The product's adaptability through a wide supply voltage range and clock synchronization feature

Backed by Texas Instruments' reputation for quality and robustness in power management solutions