UCC28C43D - Texas Instruments

Manufacturer Part Number

UCC28C43D

Manufacturer

Texas Instruments

Introduction

The UCC28C43D from Texas Instruments is a DC DC Switching Controller specifically designed for power management applications, capable of driving transistor outputs for step-up, step-up/step-down configurations.

Product Features and Performance

Supports boost, flyback, and forward converter topologies

Provides an output configuration that is positive

Features frequency control

High frequency switching up to 1MHz

Maximum duty cycle of 96%

Operates over a wide input voltage range from 7.6V to 18V

Designed for surface mount technology

Operating temperature ranges from -40°C to 105°C

Product Advantages

High frequency operation reduces the size of passive components

Flexible duty cycle supports a wide range of output voltages

Robust thermal performance suitable for various environments

Key Technical Parameters

Output Type: Transistor Driver

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): 7.6V ~ 18V

Frequency Switching: Up to 1MHz

Duty Cycle (Max): 96%

Operating Temperature: -40°C ~ 105°C

Quality and Safety Features

Operates reliably in a wide temperature range ensuring stability under variable environmental conditions

Compatibility

Compatible with various boost, flyback, and forward converter circuits

Application Areas

Ideal for building power supply units in telecom, industrial, and consumer electronics sectors

Product Lifecycle

Currently listed as Obsolete

Customers should seek replacements or upgrades for continuous support

Several Key Reasons to Choose This Product

High switching frequency allows for smaller component use and reduces overall design space

The ability to work with a diverse input voltage range offers design flexibility for various power systems

High maximum duty cycle allows for higher output voltages, expanding application possibilities

Robust manufacturing from Texas Instruments ensures reliability and performance in demanding applications