UC3825DWTR - Texas Instruments

Manufacturer Part Number

UC3825DWTR

Manufacturer

Texas Instruments

Introduction

The UC3825DWTR is a high-performance PWM controller designed for DC-DC power conversion applications.

Product Features and Performance

High-frequency operation up to 460kHz

Integrated dual outputs for flexible power conversion

Supports multiple topologies: Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull

Maximum duty cycle of 85%

Operating voltage range from 8.4V to 30V

Soft start feature for reduced stress on power-up

Built-in current limit feature for improved protection

Robust thermal and operational stability with an operating temperature range of 0°C to 70°C

Product Advantages

Flexibility in designing power supplies for various applications

Efficient control of power systems with variable voltage requirements

Reduction in external components due to integrated functions

Easy to use in a wide range of applications due to its versatile features

Optimized for high-performance and reliable power management

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up, Step-Down, Step-Up/Step-Down

Output Configuration: Positive

Voltage - Supply (Vcc/Vdd): 8.4V ~ 30V

Frequency - Switching: 340kHz ~ 460kHz

Duty Cycle (Max): 85%

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

Mounting Type: Surface Mount

Package / Case: 16-SOIC

Quality and Safety Features

Current limit for overcurrent protection

Soft start to minimize inrush current and system stress

Robust design suitable for a range of environmental conditions

Compatibility

Compatible with various types of external power semiconductors

Suitable for surface mount technology (SMT) assembly processes

Application Areas

Switch-mode power supplies

DC-DC converters for telecom, industrial, and computing sectors

Power supplies for battery-operated devices

Automotive and aerospace power systems

Product Lifecycle

Product Status: Active

Not reported as nearing discontinuation

Ongoing manufacturer support and availability of replacements or upgrades

Several Key Reasons to Choose This Product

Highly versatile with support for numerous topologies

Robust design for a wide range of operating conditions

Efficient performance with a high-frequency operation

Ease of integration into a variety of power management applications

Reliable manufacturer with a reputation for quality power management solutions