Datasheet Linear Technology LTC4236IUFD-1#TRPBF — Datenblatt

LTC4236
Dual Ideal Diode-OR and
Single Hot Swap Controller
with Current Monitor
Description Features
Ideal Diode-OR and Inrush Current Control for
Redundant Supplies
nn Low Loss Replacement for Power Schottky Diodes
nn Enables Safe Board Insertion into a Live Backplane
nn 2.9V to 18V Operating Range
nn Current Monitor Output
nn Controls N-Channel MOSFETs
nn Limits Peak Fault Current in ≤ 1µs
nn Adjustable Current Limit with Foldback
nn Adjustable Start-Up and Current Limit Fault Delay
nn 0.5Вµs Ideal Diode Turn-On and Turn-Off Time
nn Smooth Switchover without Oscillation
nn Fault, Power Good and Diode Status Outputs
nn LTC4236-1: Latch Off After Fault
nn LTC4236-2: Automatic Retry After Fault
nn 28-Pin 4mm x 5mm QFN Package The LTCВ®4236 offers ideal diode-OR and Hot Swap functions for two power rails by controlling external N-channel
MOSFETs. MOSFETs acting as ideal diodes replace two
high power Schottky diodes and the associated heat sinks, …