Intel Entry Redundant Power 2U ERP2U Design Manual page 4

8.2 PWOK (Power OK).......................................................................................................................... 27
8.3 SMBus Communication.................................................................................................................... 28
8.3.1 Field Replacement Unit (FRU) Signals ....................................................................................... 28
8.3.2 Module FRU Data..................................................................................................................... 28
8.3.3 Module FRU Data Format ......................................................................................................... 28
8.4 LED Indicators................................................................................................................................. 30
9
MTBF ................................................................................................................................................ 31
10
Agency Requirements ...................................................................................................................... 31
Figures
Figure 1: Enclosure Drawing...........................................................................................................................7
Figure 2: Output Voltage Timing ................................................................................................................... 21
Figure 3: Turn On/Off Timing ........................................................................................................................ 23
Figure 4: PSON# Signal Characteristics ........................................................................................................ 26
Tables
Table 1: Thermal Requirements......................................................................................................................9
Table 2: AC Input Rating .............................................................................................................................. 10
Table 3: Efficiency ....................................................................................................................................... 10
Table 4: AC Line Sag Transient Performance ................................................................................................ 12
Table 5: AC Line Surge Transient Performance ............................................................................................. 12
Table 6: P1 Baseboard Power Connector ...................................................................................................... 13
Table 7: Processor Power Connector ............................................................................................................ 13
Table 8: Peripheral Power Connectors .......................................................................................................... 14
Table 9: P9 Floppy Power Connector ............................................................................................................ 14
Table 10: Server Signal Connector................................................................................................................ 15
Table 11: 350 W Load Ratings ...................................................................................................................... 16
Table 12: 480 W Load Ratings ...................................................................................................................... 16
Table 13: Voltage Regulation Limits .............................................................................................................. 17
Table 14: Optional +5V Regulation Limits ...................................................................................................... 17
Table 15: Transient Load Requirements ........................................................................................................ 18
Table 16: Capacitve Loading Conditions........................................................................................................ 18
Table 17: Ripple and Noise .......................................................................................................................... 19
Table 18: Output Voltage Timing................................................................................................................... 21
Table 19: Turn On/Off Timing ....................................................................................................................... 22
Table 20: Over Current Protection................................................................................................................. 24
Table 21: Over Current Protection................................................................................................................. 25
Table 22: Over Voltage Limits....................................................................................................................... 25
#
Table 23: PSON Signal Characteristic.......................................................................................................... 26
Table 24: PWOK Signal Characteristics ........................................................................................................ 27
Table 25: FRU Device Information ................................................................................................................ 28
Table 26: FRU Device Product Information Area ............................................................................................ 28
Table 27: FRU Device Product Information Area ............................................................................................ 29
Table 28: LED Indicators .............................................................................................................................. 30
ERP2U Power Supply Design Guide, V1.0
- 4 -
SSI