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Specifications
2.4
Electrical Specifications
2.4.1
2.4.1.1
Operating Mode
Spinup Standard
Spinup Fast
Spinup Green
Operational Peak Current
Sequential Read
Sequential Write
Random Read/Write
Idle
1
When running at 3 Gb/s or as a single ported device, power will be lower than the value listed.
2
All peak and mean values are typical (measured at 25°C) except where specified as maximum.
3
Default spinup mode when not otherwise overridden. Use the WDSpinUp utility to modify the
spinup mode for individual drives. Go to http://support.wdc.com, then click on "Downloads" and
the drive family name to download this utility.
2.4.1.1.1 Power Savings Modes
Idle_A
Idle_B
Idle_C
Standby_Y
Standby_Z
1
When running at 3 Gb/s or as a single ported device, power will be lower than the value listed.
2
All peak and mean values are typical (measured at 25°C) except where specified as maximum.
8
5-disk Platform
Mean Current Requirements and Power Dissipation
12 VDC
3
1.900A (max)
1.225A
2.500A (max)
1.600A
1.200A (max)
775 mA
2.000A (peak)
2125 mA (max)
575 mA
575 mA
750 mA
575 mA
Mean Current
Mode
12 VDC
575 mA
475 mA
400 mA
230 mA
7 mA
RELEASED 8/13/13
1, 2
Mean Current
5 VDC
625 mA (peak)
220 mA
625 mA (peak)
220 mA
625 mA (peak)
220 mA
850 mA (peak)
950 mA (max)
650 mA
550 mA
370 mA
340 mA
1
2
Mean Current
5 VDC
230 mA
220 mA
220 mA
220 mA
210 mA
1, 2
Mean Power
-
-
-
-
10.2W
9.7W
10.9W
8.6W
2
2
Mean Power
DIPM Off
7.5W
6.8W
5.9W
3.9W
1.1W
2679-771339-A05
EX800M
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