UCC2897ARGPT - Texas Instruments

Manufacturer Part Number

UCC2897ARGPT

Manufacturer

Texas Instruments

Introduction

The UCC2897ARGPT is a highly advanced active clamp/reset PWM controller designed for DC-DC power conversion applications with demanding performance requirements.

Product Features and Performance

Advanced PWM controller with active clamp/reset

Highly efficient operation with synchronous rectification support

Support for multiple topologies including Flyback and Forward Converter

Capable of soft-start and current limit control

Built-in clock synchronization capability

Duty cycle capable of reaching up to 70%

Product Advantages

Optimized for fast transient response

Improves system reliability with advanced control features

Supports complex power supply designs with isolation requirements

Flexible power supply design enabled by support for Step-Up and Step-Down operations

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up/Step-Down

Output Configuration: Positive, Isolation Capable

Topology: Flyback, Forward Converter

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 8.5V ~ 16V

Frequency - Switching: 250kHz

Duty Cycle (Max): 70%

Synchronous Rectifier: Yes

Clock Sync: Yes

Control Features: Current Limit, Enable, Soft Start

Operating Temperature: -40°C ~ 125°C (TJ)

Mounting Type: Surface Mount

Package / Case: 20-VFQFN Exposed Pad

Supplier Device Package: 20-QFN (4x4)

Quality and Safety Features

Wide operating temperature range ensuring reliability under various conditions

Built-in safety features like current limit and thermal shutdown

Compatibility

Compatible with various types of output loads

Flexible design compatibility for both isolated and non-isolated topologies

Application Areas

Power supplies for communications equipment

Industrial power systems

Medical devices

Server and telecom power units

Product Lifecycle

Active status, the product is currently being manufactured and supplied

No indication of nearing discontinuation

Availability of replacements and upgrades through Texas Instruments' portfolio

Several Key Reasons to Choose This Product

Efficient power management for diverse applications

Reliability and safety for critical systems

Broad compatibility with different topologies and specifications

Robust design with a wide operating temperature range

Longevity of supply with product active status