LTC3769IUF#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3769IUF#PBF

Manufacturer

Analog Devices

Introduction

The LTC3769IUF#PBF is a versatile power management integrated circuit specifically designed for DC-DC switching control, adept at managing power efficiently in electronic systems.

Product Features and Performance

Supports step-up, step-down, and SEPIC topology

Capable of driving a transistor output for precise control

Operates across a wide input voltage range of 4.5V to 60V suitable for various power sources

Adjustable frequency switching between 105kHz and 760kHz, allowing optimization for efficiency or component size

High duty cycle capability up to 96% for efficient power conversion

Incorporates a synchronous rectifier for improved efficiency

Features include current limit, enable, frequency control, power good, and soft start for improved functionality and protection

Product Advantages

Flexible power management solution suitable for a broad range of applications

High efficiency and power conversion accuracy

Enhanced safety features including overcurrent protection

Reduces external component count due to integrated functions

Key Technical Parameters

Output Type: Transistor Driver

Topology: Boost, SEPIC

Voltage Supply (Vcc/Vdd): 4.5V ~ 60V

Frequency Switching: 105kHz ~ 760kHz

Duty Cycle (Max): 96%

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Overcurrent protection

Thermal protection under high temperature conditions

High reliability across varying operational conditions due to robust design

Compatibility

Compatible with a wide range of input voltages and load conditions

Suitable for use in systems requiring Boost, SEPIC topology

Application Areas

Industrial systems

Automotive electronics

Renewable energy systems

Portable and power supplies

Telecommunication infrastructure

Product Lifecycle

Currently in the 'Active' product status, ensuring ongoing production and availability

No indication of nearing discontinuation, with support for future upgrades and replacements

Several Key Reasons to Choose This Product

Versatile application range due to flexible input voltage and adjustable switching frequency

High efficiency and reliability enhance system performance and safety

Comprehensive feature set facilitates sophisticated power management solutions

Stable operation in extreme conditions thanks to wide operating temperature range and robust design

Continued manufacturer support and product longevity assure long-term availability and serviceability