UC3825AN - Texas Instruments

Manufacturer Part Number

UC3825AN

Manufacturer

Texas Instruments

Introduction

The UC3825AN is a high-performance DC DC switching controller designed for power management applications, assisting in efficient power conversion in complex electronic systems.

Product Features and Performance

Dual output transistor driver

Supports step-up and step-up/step-down configurations

Can be configured in Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, and Push-Pull topologies

Supports a switching frequency range of 400kHz to 1MHz

Maximum duty cycle of 50%

Features Current Limit, Frequency Control, Ramp, Soft Start control options

Product Advantages

Versatile output configurations and topologies ensure suitability for various applications

High frequency operation reduces the size of passive components

Integrated features such as soft start and ramp control improve system reliability

Key Technical Parameters

Output Type: Transistor Driver

Number of Outputs: 2

Output Phases: 1

Voltage Supply (Vcc/Vdd): 8.4V ~ 22V

Frequency Switching: 400kHz ~ 1MHz

Duty Cycle (Max): 50%

Operating Temperature: 0°C ~ 70°C (TA)

Mounting Type: Through Hole

Package / Case: 16-DIP (0.300", 7.62mm)

Quality and Safety Features

Built-in current limit feature prevents over-current conditions

Temperature range ensures reliable operation in various environmental conditions

Compatibility

Through Hole mounting allows compatibility with general purpose PCBs

Application Areas

Telecommunication systems

Industrial power systems

Automotive electronics

Aerospace and defense electronics

Product Lifecycle

The product status is Active

No current indications of discontinuation, ensuring availability for new designs and existing systems

Several Key Reasons to Choose This Product

Flexible topologies and high integration reduce design complexity and component count

High switching frequency enables the use of smaller, less expensive passive components

Built-in control features enhance system stability and reliability

Wide input voltage range allows usage in variable power supply conditions

Active product status ensures long-term availability and support debugging and future expansions