Allows Safe Board Insertion and Removal from a Live.
48V Backplane Floating Topology Permits Very High Voltage Operation Adjustable Analog Current Limit with Breaker Timer Fast Response Time Limits Peak Fault Current Adjustable Undervoltage/Overvoltage Protection with ±1% Threshold Accuracy Three Sequenced Power Good Outputs Adjustable Soft-Start Current Limit Adjustable Timer with Drain Voltage Accelerated Response Latchoff After Fault Available in 20-Pin SSOP and 20-Pin (4mm × 4mm)
AP.
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U U
OBSOLETE:
FOR INFORMATION PURPOSES ONLY
Contact Linear Technology for Potential Replacement
FEATURES
Allows Safe Board Insertion and Removal from a Live – 48V Backplane Floating Topology Permits Very High Voltage Operation Adjustable Analog Current Limit with Breaker Timer Fast Response Time Limits Peak Fault Current Adjustable Undervoltage/Overvoltage Protection with ±1% Threshold Accuracy Three Sequenced Power Good Outputs Adjustable Soft-Start Current Limit Adjustable Timer with Drain Voltage Accelerated Response Latchoff After Fault Available in 20-Pin SSOP and 20-Pin (4mm × 4mm)
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– 48V Distributed Power Systems Negative Power Supply Control Central Office Switching High Availability Servers Disk Arrays
LTC4253A-ADJ – 48V Hot Swap Controller
with Sequencer
LTC4253A-ADJ Datasheet
