UCC2809PTR-2 - Texas Instruments

Manufacturer Part Number

UCC2809PTR-2

Manufacturer

Texas Instruments

Introduction

Low-Power BiCMOS Current-Mode PWM

Product Features and Performance

Non-latched shutdown on fault conditions

Internal soft-start

Trimmed oscillator discharge current

Sync capability

70% maximum duty cycle

Product Advantages

Efficient power management

Suitable for compact designs

Robust operation at high frequencies

Good thermal performance with -55°C to 150°C operating range

Key Technical Parameters

Product Category: Power Management ICs

Topology: Boost, Flyback, Forward

Switching Frequency: 1MHz

Start-Up Voltage: 10V

Supply Voltage: 8V to 19V

Duty Cycle: Up to 70%

Control Features: Frequency Control, Soft Start

Operating Temperature Range: -55°C to 150°C

Package / Case: 8-TSSOP, 8-MSOP

Quality and Safety Features

High-temperature performance

Soft-start limits inrush current

Compatibility

Suited to a wide range of power supply applications

Application Areas

Power supplies

Portable devices

Green energy applications

Product Lifecycle

Actively manufactured

Not near discontinuation

Key Reasons to Choose This Product

High switching frequency enables smaller passive components

Current-mode control for improved transient response

Built-in frequency jittering for lower electromagnetic interference (EMI)

Low shutdown supply current for energy saving