LT8643SEV#PBF - Analog Devices Inc.

Manufacturer Part Number

LT8643SEV#PBF

Manufacturer

Analog Devices

Introduction

The LT8643SEV#PBF is a high-performance Silent Switcher®2 from Analog Devices, designed for power management focusing specifically on step-down voltage regulation.

Product Features and Performance

Silent Switcher®2 architecture minimizes EMI emissions

Wide input voltage range from 3.4V to 42V suitable for varying supply voltages

Adjustable output voltage from 0.97V to 42V providing design flexibility

High output current capability up to 6A for demanding applications

Switching frequency range from 200kHz to 3MHz allowing for optimization between efficiency and component size

Synchronous rectification for improved efficiency

Thermal performance optimized for -40°C to 125°C operating temperature range

Product Advantages

Ultra-low EMI emission for noise-sensitive applications

High efficiency to reduce power loss and improve thermal performance

Versatile design for a broad range of input and output voltages

Supports high switching frequency, which enables small external components and compact design

Robust thermal performance and reliability in harsh environments

Key Technical Parameters

Number of Outputs: 1

Voltage - Input (Min): 3.4V

Voltage - Input (Max): 42V

Voltage - Output (Min/Fixed): 0.97V

Voltage - Output (Max): 42V

Current - Output: 6A

Frequency - Switching: 200kHz to 3MHz

Quality and Safety Features

Protection features include overvoltage, overcurrent, and thermal shutdown

Built with high-quality materials meeting industry standards

Compliance with regulatory standards for safety and quality

Compatibility

Surface Mount technology compatible with modern PCB assembly processes

24-TFQFN Exposed Pad for improved thermal dissipation

Typical application circuit provided in the datasheet facilitating easy integration

Application Areas

Telecommunications

Automotive electronics

Data systems and servers

Medical equipment

Industrial controls

Product Lifecycle

Product Status: Active

Not currently nearing discontinuation with no immediate end-of-life announced

Several Key Reasons to Choose This Product

Highly efficient for energy-sensitive designs

Low EMI emissions aiding in compliance with regulatory standards

Flexible input/output voltage range accommodates various applications

High frequency capability allows for small size and less bulky designs

Synchronous rectification confirming high performance and longevity

Robust thermal management enhancing product reliability