Manufacturer Part Number
LTC4357MPMS8#PBF
Manufacturer
Analog Devices
Introduction
High voltage ORing controller designed for N+1 redundant power systems
Product Features and Performance
Ideal Diode Controller for N+1 ORing
No Internal FET, external N-Channel FET configuration
Fast OFF delay time of 300 ns
Low supply current of 500 µA
Wide supply voltage range from 9V to 80V
Operating temperature range from -55°C to 125°C
Surface mountable 8-MSOP package
Automotive grade product
Power Management for redundant power supplies
Product Advantages
Allows for highly reliable redundant power systems
Minimizes power loss and heat dissipation compared to Schottky diodes
Ensures system continues operation even if one power unit fails
High temperature operation suitable for harsh environments
Key Technical Parameters
FET Type: N-Channel
Delay Time OFF: 300 ns
Current Supply: 500 µA
Voltage Supply range: 9V to 80V
Operating Temperature: -55°C to 125°C
Quality and Safety Features
Robust Automotive grade product meeting high-quality standards
Enhanced reliability for critical power applications
Compatibility
Can be used with various N-Channel power MOSFETs
Application Areas
Telecom Infrastructure
Redundant Power Supplies
Product Lifecycle
Active product with no indication of discontinuation
Suitable for new design integrations with long-term availability
Several Key Reasons to Choose This Product
Extended operating temperature allows for usage in extreme conditions
Flexibility in design due to compatibility with different N-Channel MOSFETs
Low quiescent current reduces system power consumption
Ensures uninterrupted power supply in critical applications
Ideal for vehicles and industrial applications requiring automotive grade standards
High voltage capabilities make it suitable for a broad range of applications
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