UC3525BN - Texas Instruments

Manufacturer Part Number

UC3525BN

Manufacturer

texas instruments

Introduction

UC3525BN is a power management integrated circuit (PMIC) designed for DC to DC switching controllers.

Product Features and Performance

Dual output transistor driver

Supports step-up, step-down, and step-up/step-down functionalities

Applicable to various topologies like Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull

Frequency switching capability from 100Hz to 400kHz

Maximum duty cycle of 49%

Features synchronous rectifier and clock synchronization

Includes control features such as dead time control, frequency control, ramp, and soft start

Product Advantages

Versatile with multi-topology support

High frequency switching for improved performance

Synchronous rectification for better efficiency

Embedded clock synchronization for precise control

Key Technical Parameters

Output Phases: 1

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

Duty Cycle (Max): 49%

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

Mounting Type: Through Hole

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

Quality and Safety Features

Operates within a wide temperature range from 0°C to 70°C ensuring stability in various environments

Compatibility

Compatible with multiple circuit topologies

Application Areas

Used in various power conversion and management applications in the electronics industry

Product Lifecycle

Product status is active

Not nearing discontinuation, stable supply expected

Several Key Reasons to Choose This Product

Provides flexibility in power management tasks with its multi-topology capability

High functionality with features like synchronous rectifier and clock sync

Durable and reliable performance within a wide range of operating temperatures

Ideal for diverse power electronic applications due to broad voltage supply range and high switching frequency

Practical control features such as soft start and ramp control for enhanced device protection and performance