General Description

The MIC2580A is a hot-swap controller that provides for safe and orderly insertion and removal of PCI based adapter cards from a PCI hot-plug compliant system backplane or CompactPCI™ system.

Features

• PCI hot-plug and CompactPCI™ hot-swap support

• +12V, +5V, +3.3V, and –12V power supply control

• Circuit breaker function to protect system

• Programmable slew rate control for all supplies

• Foldback current-limiting

• +5V and +3.3V programmable current-limit thresholds

• Undervoltage and overcurrent diagnostic outputs

• Deglitch filters on diagnostic fault outputs

• Integrated +12V and –12V MOSFET switches

• Integrated high-side drivers for 3.3V and 5V external switches

• Precharge supply for CompatPCI™ I/O termination

Applications

• PCI hot-plug systems

• CompactPCI™ hot-swap systems