LT4254 Positive High Voltage Hot Swap Controller with Open-Circuit Detect FEATURES s s s s s s DESCRIPTIO s s s Allows Safe Board Insertion and Removal from a Live Backplane Controls Supply Voltage from 10.
8V to 36V Foldback Current Limiting Open Circuit and Overcurrent Fault Detect Drives an External N-Channel MOSFET Automatic Retry or Latched Off Operation After Overcurrent Fault Programmable Supply Voltage Power-Up Rate Undervoltage and Overvoltage Protection Open MOSFET Detection The LT®4254 is a high voltage Hot Swap controller that allows a board to be safely inserted and removed from a live backplane.
An internal driver controls the high side N-channel MOSFET gate for supply volt...

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