LTC3835IUFD#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3835IUFD#PBF

Manufacturer

analog-devices

Introduction

The LTC3835 is a high-performance step-down switching controller for power management applications.

Product Features and Performance

High frequency operation up to 530kHz

Supports a wide input voltage range from 4V to 36V

High duty cycle of up to 99.4% enables low dropout operation

Integrated synchronous rectifier for improved efficiency

Soft start function to prevent inrush current at startup

Power good signal for system monitoring

Phase control to minimize system resonance and noise

Capable of tracking to smoothly transition the output voltage

Product Advantages

High efficiency due to synchronous rectification

Stable operation with a single output phase

Flexible frequency switching for design optimization

Enables compact design due to high frequency operation and small package

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Voltage - Supply (Vcc/Vdd): 4V ~ 36V

Frequency - Switching: 250kHz ~ 530kHz

Duty Cycle (Max): 99.4%

Number of Outputs: 1

Output Phases: 1

Quality and Safety Features

Operating Temperature: -40°C ~ 85°C

Rigorous quality control standards of Analog Devices

Compatibility

Surface Mount compatible with 20-WFQFN Exposed Pad

Application Areas

Industrial power systems

Automotive electronics

Networking and telecommunication equipment

Portable and battery-powered devices

Computing systems

Product Lifecycle

Product Status: Active

Indications of product longevity with no near-term discontinuation

Options for future upgrades or replacements may vary

Several Key Reasons to Choose This Product

High input voltage range suitable for various applications

Efficient power conversion which extends battery life and reduces heat

Synchronous rectification for better performance

High reliability and robust performance in a wide temperature range

Compact and easy to integrate into system design due to surface mount package

Analog Devices' reputation for high-quality power management solutions