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LTC4221 Datasheet Dual Hot Swap Controller/Power Sequencer

Manufacturer: Linear Technology (now Analog Devices)

Overview

U U LTC4221 Dual Hot Swap Controller/ Power Sequencer with Dual Speed, Dual Level Fault.

Key Features

  • Allows Safe Board Insertion and Removal from a Live Backplane.
  • Configurable Power Supply Sequencing.
  • Soft-Start with Current Foldback Limits Inrush Current.
  • No External Gate Capacitor Required.
  • Adjustable Dual Level Circuit Breaker Protection.
  • Controls Supply Voltages from 1V to 13.5V.
  • Independent N-Channel MOSFET High Side Drivers.
  • FB Pin Monitors VOUT for Overvoltage Protection.
  • Latch Off or Automatic Retry on Current Fault.
  • FAULT and PWRGD Ou.