General Description

The MAX5904–MAX5909 dual hot-swap controllers provide complete protection for dual-supply systems. These devices hot swap two supplies ranging from +1V to +13.2V, provided one supply is at or above 2.7V, allowing the safe insertion and removal of circuit cards into live backplanes.

Features

♦ Safe Hot-Swap for +1V to +13.2V Power Supplies Requires One Input ≥ 2.7V

♦ Low 25mV Default Current-Limit Threshold

♦ Inrush Current Regulated at Startup

♦ Circuit Breaker Function

♦ Adjustable Circuit Breaker/Current-Limit Threshold

♦ VariableSpeed/BiLevel Circuit-Breaker Response

♦ Autoretry or Latched Fault Management

♦ On/Off Sequence Programming

♦ Status Output Indicates Fault/Safe Condition

♦ Output Undervoltage and Overvoltage Monitoring and/or Protection

Applications

    PCI-Express® Applications

    Basestation Line Cards

    Network Switches or Routers

    Solid-State Circuit Breaker

    Power-Supply Sequencing

    Hot Plug-In Daughter Cards

    RAID