UCC3808DTR-2 - Texas Instruments

Manufacturer Part Number

UCC3808DTR-2

Manufacturer

Texas Instruments

Introduction

The UCC3808DTR-2 is a low-power, BICMOS pulse-width modulation (PWM) controller designed for a wide range of DC-to-DC conversion applications.

Product Features and Performance

Low-power operation

Integrated error amplifier

Under-voltage lockout (UVLO) with hysteresis

Soft start function

Programmable soft-start time

Totem pole output with high current drive capability

Low startup and operating current

Trimmed oscillator for precise frequency control

Product Advantages

Energy efficient for portable applications

Highly reliable with BICMOS technology

Versatile design for use in various topologies

Reduces external component count

Stable control loop for consistent operation

Key Technical Parameters

Topology: Push-Pull

Number of Outputs: 2

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 4.1V ~ 15V

Frequency - Switching: 194kHz

Duty Cycle (Max): 49%

Output Type: Transistor Driver

Function: Step-Up/Step-Down

Output Configuration: Positive

Quality and Safety Features

Built-in thermal shutdown

Soft-start to limit inrush current

Error amplifier for improved stability

Industry-standard package and pinout

Compatibility

Surface Mount 8-SOIC package compatible with standard PCB manufacturing processes

Application Areas

Power supplies for Telecom and Datacom systems

Power conversion for Consumer Electronics

Portable and battery-powered equipment

Industrial control systems

Product Lifecycle

Status: Active

Information about potential discontinuation or replacement models not provided

Several Key Reasons to Choose This Product

Efficient power management for varying load conditions

Low shutdown current aiding in battery life extension

Compatible with a variety of topologies for design flexibility

Industry-proven reliability and performance from Texas Instruments

Easy to implement in diverse applications due to general-purpose nature