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MIC2591B Key Features

  • Supports two independent PCI Express slots
  • SMBus interface for slot power control and status
  • Voltage-tolerant I/O for patibility with SMBus 2.0 systems
  • 12V, 3.3V, and 3.3VAUX supplies supported per PCI Express Specification v1.0a
  • Intergrated power MOSFETs for 3.3VAUX rails
  • Standby operation for Wake-on-LAN

Related Micrel Semiconductor Datasheets

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MIC2591B Description

The MIC2591B is a dual-slot power controller supporting the power distribution requirements for Peripheral ponent Interconnect Express (PCI Express) Hot-Plug pliant systems incorporating the Intelligent Platform Management Interface (IPMI) Specification v1.0. The MIC2591B provides plete power control support for two PCI Express slots, including the 3.3VAUX defined by the PCI Express standards. Support for 12V, 3.3V,...

MIC2591B Applications

  • On-chip circuitry for data collection of each rail output voltage and output current for both slots