Microchip Technology
Microchip Technology Inc., headquartered in Chandler, Arizona, leads in microcontrollers and analog semiconductors, facilitating diverse global applications with innovative solutions, low-risk development, and dependable quality assurance.
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• Supports two independent PCI Express slots
• SMBus interface for slot power control and status
• Voltage-tolerant I/O for compatibility with SMBus 2.0systems
• 12V, 3.3V, and 3.3VAUX supplies supported per PCIExpress Specifi cation v1.0a- Intergrated power MOSFETs for 3.3VAUX- Intergrated power MOSFETs for 3.3V- Intergrated power MOSFETs for 3.3VAUX- Standby operation for Wake-on-LAN applications withrailslow backfeed on Main +12V and +3.3V rails.
• Programmable inrush current limiting
• Active current regulation controls inrush current
• Electronic circuit breaker for each supply to each slot
• High accuracies for both circuit breaker trip points andnuisance trip prevention timers
• Dual level fault detection for quick fault response withoutnuisance tripping
• Thermal isolation between circuitry for Slot A and Slot B
• Two General Purpose Input pins suitable for interface tologic and switches.
The MIC2592B is a dual-slot power controller supporting thepower distribution requirements for Peripheral ComponentInterconnect Express (PCI Express) Hot-Plug compliantsystems. The MIC2592B provides complete power controlsupport for two PCI Express slots, including the 3.3VAUXdefi ned by the PCI Express standards. Support for 12V, 3.3V,and 3.3VAUX supplies is provided including programmableconstant-current inrush limiting, voltage supervision, pro-grammable current limit, and circuit breaker functions. Thesefeatures provide comprehensive system protection and faultisolation. The MIC2592B also incorporates an SMBus interfacevia which complete status of each slot is provided.All support documentation can be found on Micrel’s web siteat www.micrel.com.
TYPE | DESCRIPTION | Select all |
---|---|---|
Package | Tape & Reel (TR) | |
Current - Supply | - | |
Series | - | |
Operating Temperature | 0°C ~ 70°C | |
Current - Output (Max) | - | |
Voltage - Supply | 3V ~ 3.6V, 11V ~ 13V | |
Programmable Features | Current Limit, Fault Timeout, Slew Rate | |
Features | Latched Fault, SMBus, Thermal Limit, UVLO | |
Applications | PCI Express® | |
Internal Switch(s) | Both | |
Number of Channels | 6 | |
Supplier Device Package | 48-TQFP (7x7) | |
Type | Hot Plug Controller | |
Package / Case | 48-TQFP | |
Product Status | Obsolete | |
Mounting Type | Surface Mount |
Microchip Technology
Microchip Technology Inc., headquartered in Chandler, Arizona, leads in microcontrollers and analog semiconductors, facilitating diverse global applications with innovative solutions, low-risk development, and dependable quality assurance.
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