UC3578DP - Unitrode

Manufacturer Part Number

UC3578DP

Manufacturer

Texas Instruments

Introduction

The UC3578DP is a step-down, transistor driver switching controller designed for power management applications.

Product Features and Performance

Output Type: Transistor Driver

Function: Step-Down

Topology: Buck

Output Configuration: Positive

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 14V to 72V

Frequency - Switching: 110kHz

Duty Cycle (Max): 90%

Control Features: Current Limit, Soft Start

Product Advantages

Efficient step-down voltage regulation

Handles wide input voltage range

High maximum duty cycle for greater flexibility

Built-in current limit and soft start features for enhanced safety

Key Technical Parameters

Output Configuration: Positive

Switching Frequency: 110kHz

Voltage Supply Range: 14V ~ 72V

Max Duty Cycle: 90%

Quality and Safety Features

Current limiting capabilities

Soft start function to prevent power surges

Compatibility

Packaging: Tube

Mounting Type: Surface Mount

Package / Case: 16-SOIC

Application Areas

Suitable for various power management applications requiring step-down voltage regulation.

Product Lifecycle

Status: Not For New Designs

Note: Potential unavailability of newer versions or upgrades

Several Key Reasons to Choose This Product

Wide input voltage range suitable for various applications

High efficiency and reliability with 90% maximum duty cycle

Current Limit and Soft Start enhance operational safety

Compact Surface Mount 16-SOIC package for easy integration into designs