Datasheet
2D drawing
- U.2 NVMe to PCI Express 4.0 convert
- Built-in two U.2 SFF-8639 Females connector
- The DP8109 can be offered in two x4 data link width configurations (need CPU and BIOS both support) for dual port U.2 SSD
- Supports power input from PCIe CEM +12V or external PCIe 2x3 12V AUX Power
- Supports Server BMC & IPMI management application
- Built-in SMBus Switch(Address: 0x71) for U.2 SSD SMBus, Clock buffer SMBus communication
- Supports PCIe REFCLK Buffer fan out(Address: 0xD8) for U.2 dual port, it shall be buffered and fanned out to the individaul U.2 SSD
- Built-in SMBus I/O Expander(Address: 0x20) for Supports U.2 PWRDIS signals control
- Supports PCIe PERST# for OOB(out of band) management to remote U.2 SSD Reset
- Supports U.2 12V Power Rail for OOB(out of band) management to disable U.2 SSD Power
- Built-in WAKE# Auto-Direction Sensing Between PCIe CEM and U.2 SSD
- Built-in CLKREQ# Auto-Direction Sensing Between PCIe CEM and U.2 SSD
- Built-in 12V Hot Plug Power controller with eFuse protection for each U.2 SSD
- ◆ Programmable Current Limit: 6.5A
- ◆ Programmable Inrush Current Slew Rate
- ◆ Thermal shutdown protection and fault alert
- ◆ Back-to-Back (B2B) FET Operation
- Built-in 12V input with 400W TVS(TRANSIENT VOLTAGE SUPPRESSOR) ESD protection
- Built-in 12V output with 30-V, N channel NexFET power MOSFET, 32 m ohm
- Built-in 12V output with SCHOTTKY BARRIER Power Rectifier
- LED1, LED3 Green LED Blinking indicates U.2 NVMe SSD access status
- LED2, LED4 RED LED on indicates U.2 NVMe SSD power ready
