Manufacturer Part Number
LT8640IUDC#TRPBF
Manufacturer
Analog Devices, Inc.
Introduction
The LT8640 is a high-efficiency, synchronous, step-down DC/DC converter that can deliver up to 5A of output current. It operates over a wide input voltage range of 3.4V to 42V, making it suitable for a variety of applications.
Product Features and Performance
Wide input voltage range: 3.4V to 42V
Adjustable output voltage from 0.97V to 42V
Up to 5A of output current
Switching frequency range of 210kHz to 2MHz
High efficiency synchronous rectification
Cycle-by-cycle current limiting
Soft-start and shut-down functions
Thermal shutdown protection
Product Advantages
Excellent efficiency and power density
Wide input voltage range
Adjustable output voltage
High output current capability
Versatile switching frequency
Comprehensive protection features
Key Technical Parameters
Input voltage range: 3.4V to 42V
Output voltage range: 0.97V to 42V
Output current: up to 5A
Switching frequency: 210kHz to 2MHz
Package: 20-WFQFN, 18 Leads, Exposed Pad
Quality and Safety Features
RoHS3 compliant
Thermal shutdown protection
Cycle-by-cycle current limiting
Compatibility
The LT8640 is a highly versatile DC/DC converter that can be used in a wide range of applications, including:
Application Areas
Industrial equipment
Automotive systems
Telecommunications equipment
Consumer electronics
Medical devices
Product Lifecycle
The LT8640 is an active product in Analog Devices' portfolio and is not nearing discontinuation. Replacement or upgrade options may be available from Analog Devices as technology evolves.
Several Key Reasons to Choose This Product
Wide input voltage range for versatile applications
High output current capability up to 5A
Adjustable output voltage for customized power requirements
Efficient synchronous rectification for high power conversion efficiency
Versatile switching frequency range for design flexibility
Comprehensive protection features for reliable operation
RoHS3 compliance for environmentally-friendly applications