LTC1421/LTC1421-2.
5 Hot Swap Controller
FEATURES
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DESCRIPTION
The LTC®1421/LTC1421-2.
5 are Hot SwapTM controllers that allow a board to be safely inserted and removed from a live backplane.
Using external N-channel pass
transistors, the board supply voltages can be ramped up at a programmable rate.
Two high side switch drivers control the Nchannel gates for supply voltages ranging from 3V to 12V.
A programmable electronic circuit breaker protects against shorts.
Warning signals indicate that the circuit breaker has tripped, a power failure has occurred or that the switch drivers are turned off.
The reset output can be used to generate a system reset when the power cycles o...