UCC39421PWTR - Texas Instruments

Manufacturer Part Number

UCC39421PWTR

Manufacturer

Texas Instruments

Introduction

The UCC39421PWTR from Texas Instruments is a versatile DC DC switching controller designed for Power Management applications that utilize step-up, step-up/step-down configurations.

Product Features and Performance

Supports topologies including Boost, Flyback, and SEPIC

Enables a single output transistor driver configuration

Supports step-up and step-up/step-down functions

Offers a wide supply voltage range of 1.8V to 8V

Operates with a variable switching frequency from 150kHz to 1.2MHz

Has a duty cycle up to 88%

Features synchronous rectification for improved efficiency

Incorporates clock synchronization

Product Advantages

High efficiency due to synchronous rectification

Flexible topology support caters to a variety of circuit designs

Wide input voltage range suitable for multiple applications

Robust frequency control capabilities enhance performance

Key Technical Parameters

Output Type: Transistor Driver

Voltage - Supply (Vcc/Vdd): 1.8V ~ 8V

Frequency - Switching: 150kHz ~ 1.2MHz

Duty Cycle (Max): 88%

Topology: Boost, Flyback, SEPIC

Number of Outputs: 1

Output Phases: 1

Quality and Safety Features

Built to operate reliably within a temperature range of 0°C to 70°C

Compatibility

Integrated features such as Enable, Frequency Control, Low Battery, and Reset ensure compatibility with various system requirements

Application Areas

Ideal for complex power supply systems requiring efficient voltage regulation and conversion

Product Lifecycle

Status: Active

Ensures ongoing production and support, with no current indications of discontinuation

Several Key Reasons to Choose This Product

High-efficiency operation reduces power losses

Support for multiple topologies increases design flexibility

Broad voltage and frequency range suitable for diverse applications

Integrated control features simplify system design and enhance functionality

Active product status ensures long-term availability and support