Depth: 310.2mm
Figure 53 PSU Dimension
5.14.3. Efficiency
The Efficiency should meet at least 80Plus Platinum rating, specified in the below table. The
efficiency test condition should be 230VAC and with external fan power source or deduction of the
power consumed by the fan at specified loading, according to 80Plus efficiency measurement
specifications.
Figure 54 PSU Efficiency
5.14.4. Power Supply Management Controller (PSMC)
The PSMC device in the power supply shall derive its power of the +5V or +3.3V on the system
side of the Oring device and shall be grounded to return. It shall be compatible with SMBus
specification 2.0 and PMBusTM Power System Management Protocol Specification Part I and Part II
in Revision 1.1 or later. It shall be located at the address set by the A0 and A1 pins. Refer to the
specification posted on www.ssiforum.org and www.pmbus.org website for details of the power
supply monitoring interface requirements and refer to followed section of supported features. The
below table reflect the power module addresses complying with the position in the power system.
Figure 55 PSU PSMC Addressing
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