UCC3803N - Texas Instruments

Manufacturer Part Number

UCC3803N

Manufacturer

Texas Instruments

Introduction

The UCC3803N is a versatile DC DC switching controller designed to manage power conversion in electronics. It supports various converter configurations such as Buck, Boost, and Flyback.

Product Features and Performance

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

Output type is transistor driver

Works with positive output configuration

Operates within voltage supply range of 3.6V to 12V

Features frequency control

31kHz switching frequency

Maximum duty cycle of 99%

Product Advantages

High flexibility in power conversion topology

Wide input voltage range suitable for multiple applications

High duty cycle for efficient power delivery

Key Technical Parameters

Output Phases: 1

Frequency Switching: 31kHz

Voltage Supply (Vcc/Vdd): 3.6V ~ 12V

Duty Cycle (Max): 99%

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Robust operating temperature range ensures stability in varying environmental conditions

Compatibility

Compatible with various topologies including Buck, Boost, Flyback, Forward Converter

Application Areas

Suitable for power supply design in consumer electronics, telecommunications, and industrial equipment

Product Lifecycle

Status: Obsolete

Note: Check for replacement or upgrade options as this model is nearing discontinuation

Several Key Reasons to Choose This Product

High conversion efficiency with up to 99% duty cycle

Flexible power management with support for multiple topologies

Reliable performance within a standard operating temperature range

Ideal for applications requiring a wide input voltage range

Obsolescence status necessitates consideration for longevity and future replacements