The ISL6112 targets the PCI-Express add-in card hot plug application. Together with two each of N-Channel and P-Channel MOSFETs, four current sense resistors, and several external passive components, the ISL6112 provides a compliant hot plug power control solution to any combination of two PCI-Express X1, X4, X8 or X16 slots.
Features
⢠Supports Two Independent PCI-Express Slots
⢠Highest Available Accuracy External RSENSE Current Monitoring on Main Supplies
⢠Programmable Current Regulation Protection Function for X1, X4, X8, X16 Connectors
⢠12V, 3.3V, and 3.3VAUX Supplies Supported per PCI Express Specification V1.0A
⢠Voltage Tolerant I/O SMBus Interface for Slot Power Control and Status, Compatible with SMBus 2.0 Systems
⢠Programmable Current Regulation Duration
⢠Programmable In-Rush Current Limiting
⢠Dual-Level Fault Detection for Quick Fault Response Without Nuisance Tripping
⢠Slot-to-Slot Electrical and Thermal Isolation
⢠Two General-Purpose Input Pins Suitable for Interface to Logic and Switches
⢠Pb-Free (RoHS Compliant)
Applications
⢠PCI Express V1.0A Hot-Plug Power Control
⢠PCI-Express Servers
⢠Power Supply Distribution and Control
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