LTC4228-2 Datasheet | Linear Technology

Features n Power Path and Inrush Current Control for Redundant Supplies n Low Loss Replacement for Power Schottky Diodes n Protects Output Voltage from Input Brownouts n Allows Safe Hot Swapping from a Live Backplane n 2.9V to 18V Operating Range n Controls N-Channel MOSFETs n Limits Peak Fault Current in ≤1µs n Adjustable Current Limit with Circuit Breaker n Adjustable Current Limit Fault Delay n Smooth Switchover without Oscillation n 0.5µs Ideal Diode Turn-On and Turn-Off Time n Status, Fault and Power Good Outputs n LTC4228-1: Latch Off After Fault n LTC4228-2: Automatic Retry After Fault n 28-Lead 4mm × 5mm QFN and SSOP Packages Applications n Redundant Power Supplies n Micro TCA Systems and Servers n Tele Networks n Power Prioritizer LTC4228-1/LTC4228-2 Dual Ideal Diode and Hot Swap Controller Description The LTC®4228 offers ideal diode and Hot Swap™ functions for two power rails by controlling two external N-channel MOSFETs in each rail. MOSFETs acting as...