LTC3807EUDC#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3807EUDC#TRPBF

Manufacturer

Analog Devices

Introduction

High-efficiency, synchronous step-down DC-DC controller

Product Features and Performance

High performance step-down switching regulator

Wide input voltage range of 4V to 38V

Adjustable switching frequency from 50kHz to 900kHz

Maximum duty cycle of 99%

Integrated synchronous rectifier for improved efficiency

Soft start function to reduce inrush current during startup

Current limiting and tracking for reliable operation

Operating temperature range from -40°C to 125°C

Product Advantages

High efficiency for thermal management

Flexible design for wide range of input voltages

Configurable switching frequency for design optimization

Robust thermal performance for enhanced reliability

Synchronous rectification for lower power losses

Key Technical Parameters

Topology: Buck (Step-Down)

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 4V to 38V

Frequency - Switching: 50kHz to 900kHz

Duty Cycle (Max): 99%

Synchronous Rectifier: Yes

Quality and Safety Features

Protection against overcurrent conditions

Built-in thermal shutdown for safety

Cycle-by-cycle current limit feature

Compatibility

Compatible with various types of load requirements

Easy integration with standard 20-QFN packaging

Application Areas

Power supplies for telecom and networking equipment

Portable electronics

Automotive electronics

Industrial power systems

Consumer electronics

Product Lifecycle

Active product status

Continued manufacturer support with no near-term discontinuation

Several Key Reasons to Choose This Product

High integration reduces external component count

Optimized for high-density power applications

Flexible design allows for a wide range of applications

Supports pre-biased startup

Excellent thermal performance enhances longevity

Allows for programmable frequency to minimize external component size