LTC3899IUHF#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3899IUHF#PBF

Manufacturer

Analog Devices

Introduction

The LTC3899 is a robust power management integrated circuit (PMIC) designed specifically for DC-DC switching control applications, providing efficient power conversion and management.

Product Features and Performance

Three output channels with dual output phases

Supports step-down (buck) and buck-boost topology

Functions efficiently with a maximum duty cycle of 100%

Integrates synchronous rectifier for improved efficiency

Frequency control and soft start capabilities enhance performance

Operates across a wide supply voltage range of 4.5V to 60V

Adjustable switching frequency from 105kHz to 835kHz, and 350kHz to 535kHz

Product Advantages

High flexibility in power management across various voltage levels

Reduced power loss due to synchronous rectification

Durable and reliable operation in extreme temperatures from -40°C to 125°C

Key Technical Parameters

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

Frequency Switching: 105kHz ~ 835kHz, 350kHz ~ 535kHz

Output Type: Transistor Driver

Topology: Buck, Buck-Boost

Number of Outputs: 3

Output Phases: 2

Duty Cycle (Max): 100%

Quality and Safety Features

High-temperature operational tolerance enhancing device longevity and reliability

Conforms to stringent quality standards for robust performance

Compatibility

Specifically tailored for environments requiring efficient DC-DC power conversion

Compatible with a vast range of industrial applications due to its flexible voltage and temperature range

Application Areas

Industrial power systems

Telecommunications equipment

Automotive electronics

Robotic systems

Aerospace and military applications

Product Lifecycle

Currently in active production with no reported plans for discontinuation

Replacement parts and upgrades are readily available

Several Key Reasons to Choose This Product

Wide input voltage range caters to diverse applications

Adjustable switching frequency allows customized performance tuning

High efficiency and reliability are assured, even in extreme conditions

Versatile output configuration supports complex power management systems

Supports critical power management functions such as soft start and frequency control

Robust manufacturer support and product longevity assurances