UC3526DW - Unitrode

Manufacturer Part Number

UC3526DW

Manufacturer

Texas Instruments

Introduction

Versatile PWM DC DC switching controller enabling design of power conversion solutions

Product Features and Performance

Highly integrated for reduced external components

Multiple topologies supported: Buck, Boost, Flyback, etc.

Dual output transistor driver design

Flexible duty cycle adjustments up to 49%

Supports synchronous rectification for improved efficiency

Clock synchronization capability

Onboard enable, frequency control, reset, and soft start functions

Product Advantages

Supports a wide range of power supply designs

Enables efficient power management solutions

Robust performance with clock sync feature reduces noise

Reduced power dissipation compared to non-synchronous solutions

Key Technical Parameters

Supply Voltage: 8V to 35V

Switching Frequency: 1Hz to 400kHz

Duty Cycle (Max): 49%

Topology Options: Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull

Number of Outputs: 2

Output Phases: 1

Quality and Safety Features

Operating Temperature Range: 0°C to 70°C

Robust SOIC-18 packaging for surface mount reliability

Compatibility

Works with a variety of external components to create custom power supply solutions

Application Areas

Industrial control systems

Power supplies for telecom and datacom applications

Battery chargers

DC DC converters for consumer electronics

Product Lifecycle

Product Status: Active

No indication of nearing discontinuation

Replacements or upgrades should be verified with the manufacturer

Several Key Reasons to Choose This Product

Texas Instruments reliability and support

Adaptable for multiple power management applications

Facilitates design of efficient and compact power supplies

Ease of use with integrated control features

Extended operational support with wide input voltage range and temperature envelope