UC3527AN - Unitrode

Manufacturer Part Number

UC3527AN

Manufacturer

Texas Instruments

Introduction

The UC3527AN is a versatile DC DC switching controller designed for managing power in various electronics, enabling efficient power conversion and regulation.

Product Features and Performance

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

Dual outputs with single output phase

Voltage supply range from 8V to 35V

Adjustable switching frequency from 100Hz to 400kHz

Maximum duty cycle of 49%

Integrated synchronous rectifier for improved efficiency

Clock synchronization feature

Includes control features such as Enable, Frequency Control, and Soft Start

Product Advantages

Flexibility with multiple converter topologies supported

High efficiency due to synchronous rectification

Enhanced control over switching parameters

Key Technical Parameters

Output Type: Transistor Driver

Number of Outputs: 2

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

Frequency Switching: 100Hz ~ 400kHz

Duty Cycle (Max): 49%

Quality and Safety Features

Operates effectively within 0°C ~ 70°C temperature range

Robust Through Hole mounting type

Compatibility

Compatible with a wide range of topologies and output types

Application Areas

Suitable for power supply management in consumer electronics, industrial systems, and telecommunication equipment

Product Lifecycle

Currently active product status

Continuously available with no nearing discontinuation

Several Key Reasons to Choose This Product

Ability to adapt across various power management applications due to multiple topology support

Extended operational range with a broad input voltage and adjustable frequency settings

Reliable performance within standard industrial temperature ranges

Direct improvement of power efficiency through integrated synchronous rectification and soft-start capabilities