Manufacturer Part Number
LT8643SIV#PBF
Manufacturer
Analog Devices
Introduction
The LT8643SIV#PBF is part of the Silent Switcher®2 series, specializing in power management with a focus on DC DC switching regulators. Designed for efficiency and minimal noise during operation, it's suited for a variety of electronic applications.
Product Features and Performance
Silent Switcher®2 technology for low EMI
Step-Down (Buck) topology
Adjustable output voltage
Capable of delivering up to 6A current
Supports a wide input voltage range from 3.4V to 42V
Adjustable switching frequency from 200kHz to 3MHz
Integrated synchronous rectifier for efficiency
Operates across a wide temperature range (-40°C to 125°C)
Surface mount technology for compact design
Product Advantages
High efficiency and low noise operation
Flexible input voltage range compatible with various power sources
Versatile output voltage settings for different applications
High current output capability
Enhanced thermal performance with exposed pad packaging
Fast switching capability allows for smaller external components
Key Technical Parameters
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
Operating Temperature: -40°C to 125°C (TJ)
Quality and Safety Features
Built-in thermal protection
Overcurrent protection
Stable operation within specified temperature range
Compatibility
Compatible with a wide range of input voltages
Suitable for various electronic applications requiring adjustable output voltage and current
Application Areas
Power supplies
Portable devices
Automotive applications
Industrial controls
Telecommunication equipment
Product Lifecycle
Active status indicating ongoing production and support
Not nearing discontinuation, with replacements and upgrades available
Several Key Reasons to Choose This Product
Low electromagnetic interference (EMI) enhances performance in sensitive applications
High efficiency and compact design benefit portable and space-constrained designs
Broad input and output voltage ranges offer flexibility for different power requirements
High current capability supports demanding applications
Fast and adjustable switching frequency allows for optimize performance and component size
Robust thermal and overcurrent protections ensure reliability and safety