LTC3769EFE#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3769EFE#TRPBF

Manufacturer

Analog Devices

Introduction

High-Performance Power Management Integrated Circuit (PMIC) for DC-DC Switching Control

Product Features and Performance

Step-Up, Step-Down Functionality

Positive Output Configuration

Supports Boost and SEPIC Topologies

Single Output with One Output Phase

Voltage Supply Range from 4.5V to 60V

Adjustable Switching Frequency from 105kHz to 760kHz

High Duty Cycle Capability up to 96%

Integrated Synchronous Rectifier for Efficiency

Soft Start Capability to Minimize Inrush Current

Programmable Current Limit

Power Good Output Signal for Sequencing and Monitoring

Operates at a Wide Temperature Range from -40°C to 125°C

Product Advantages

Highly Versatile for Various Circuit Design Needs

High Efficiency Due to Synchronous Rectification

Robust Thermal Performance with Extended Operating Temperature

Provision for Frequency Synchronization or Adjustment

Minimized EMI Considerations with Programmable Frequency Control

Key Technical Parameters

Output Type: Transistor Driver

Topology: Boost, SEPIC

Number of Outputs: 1

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

Frequency - Switching: 105kHz ~ 760kHz

Duty Cycle (Max): 96%

Quality and Safety Features

Overcurrent Protection with Programmable Current Limit

Thermal Shutdown

Under-Voltage Lockout for System Safety

Lead-Free and RoHS Compliant

Compatibility

Surface Mount 20-TSSOP-EP Package Compatible with Standard Soldering Process

No Clock Sync Feature Allows for Simpler Integration in Systems Without Synchronization Requirements

Application Areas

Telecommunications

Industrial Power Supplies

Automotive Electronics

Portable Devices

Renewable Energy Systems

Product Lifecycle

Active Status

Continued Manufacturing and Support Expected

No Indication of Nearing Discontinuation

Key Reasons to Choose This Product

Wide Input Voltage Range Suitable for Various Applications

High Flexibility in Design with Boost and SEPIC Topologies

Highly Efficient Performance Reduces Power Loss

Adaptability to Different Switching Frequencies Allowing for Design Optimization

Reliability Through its Operating Temperature Range and Robust Protection Features

Suitable for High-Density Power Applications due to Compact 20-TSSOP-EP Package

Offered in Tape & Reel Packaging for Automated Assembly Processes