UC3525ADW - Texas Instruments

Manufacturer Part Number

UC3525ADW

Manufacturer

Texas Instruments

Introduction

Integrated circuit for power management, specifically a DC DC switching controller

Product Features and Performance

High performance with multiple functions: Step-Up, Step-Down, Step-Up/Step-Down

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

Dual output capability with transistor driver output type

Single output phase for simplicity and efficiency

Wide supply voltage range from 8V to 35V

Adjustable switching frequency from 100Hz to 400kHz

Maximum duty cycle of 49% to manage power usage

Supports synchronous rectification for improved efficiency

Feature for clock synchronization available

Product Advantages

Versatile for various circuit designs due to multiple topologies

Precise control with enable, frequency control, and soft start features

Increased system efficiency with synchronous rectifier compatibility

Longevity in active status, ensuring product reliability and availability

Key Technical Parameters

Number of Outputs: 2

Voltage - Supply (Vcc/Vdd): 8V ~ 35V

Frequency - Switching: 100Hz ~ 400kHz

Duty Cycle (Max): 49%

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

Quality and Safety Features

Designed for surface mount technology to ensure solid board attachment and stability

Operating temperature range suited for commercial use

Compatibility

Compatible with 16-SOIC (0.295", 7.50mm Width) packaging for standard integration

Application Areas

Optimal for use in power supply design, including industrial, computing, and consumer electronics

Product Lifecycle

Status: Active

Products remaining available and not nearing discontinuation

Replacements or upgrades not necessary at the moment

Several Key Reasons to Choose This Product

Offers a wide range of power management functionalities in a single IC

Provides adaptability for various applications with multiple converter topologies

Enables precise power control and customization with adjustable parameters

Ensures efficient power use with a high maximum duty cycle and synchronous rectification

Reliable and widely applicable due to active lifecycle status and operation within standard temperature ranges