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2.5
Power specifications
The drive receives DC power (+5V or +12V) through a native SATA power connector.
2.5.1
Power consumption
Power requirements for the drives are listed in
drives tested, under nominal conditions, using 5.0V and 12.0V input voltage at 25°C ambient temperature.
Table 2
6TB DC power requirements
Voltage
Regulation
Avg Idle Current *
Advanced Idle Current *
Idle_A
Idle_B
Idle_C
Standby
Maximum Start Current
DC (peak DC)
AC (Peak DC)
Delayed Motor Start (DC max)
Operating current (random read): 4K/Q16
Typical DC
Maximum DC
Maximum DC (Peak)
Operating current (random write): 4K/Q16
Typical DC
Maximum DC
Maximum DC (Peak)
Operating current (sequential read): 64K/Q16
Typical DC
Maximum DC
Maximum DC (Peak)
Operating current (sequential write): 64K/Q16
Typical DC
Maximum DC
Maximum DC (Peak)
Power Governor Operating current (random read 4K16Q)
Typical DC
Maximum DC
Maximum DC (Peak)
Power Governor Operating current (random write 4K16Q)
Typical DC
Maximum DC
Maximum DC (Peak)
Power Governor Operating current (sequential read 64K16Q)
Typical DC
Maximum DC
Maximum DC (Peak)
Power Governor Operating current (sequential write 64K16Q)
Typical DC
Maximum DC
Maximum DC (Peak)
Seagate Exos 7E8 SATA Product Manual, Rev. C
Table 2
through
Table
4. Typical power measurements are based on an average of
6.0Gb mode
+5V
+12V
± 5%
0.247
0.434
0.247
0.434
0.191
0.372
0.185
0.198
0.175
0.007
0.806
2.144
1.144
2.940
0.220
0.028
0.423
0.815
0.425
0.824
1.094
2.116
0.319
0.523
0.321
0.530
0.802
2.320
0.753
0.475
0.756
0.480
0.971
0.803
0.610
0.474
0.613
0.478
0.797
0.809
0.426
0.736
0.427
0.737
1.089
2.057
0.324
0.483
0.325
0.491
0.817
2.237
0.753
0.473
0.757
0.478
0.996
0.813
0.611
0.470
0.616
0.476
0.795
1.824
See Figure 4 on page 25 .
Watts
Total
6.44
6.45
5.42
3.31
0.95
11.90
12.01
7.88
7.97
9.46
9.54
8.73
8.81
10.96
10.98
7.41
7.52
9.44
9.52
8.70
8.79
10
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