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Table 7
DC power requirements (4TB)
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)
Peak operating current (random read)
Typical DC
Maximum DC
Maximum DC (Peak)
Peak operating current (random write)
Typical DC
Maximum DC
Maximum DC (Peak)
Peak operating current (sequential read)
Typical DC
Maximum DC
Maximum DC (Peak)
Peak operating current (sequential write)
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)
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to operational levels
Seagate Exos 7E8 SATA Product Manual, Rev. J
6.0Gb mode
+5V
+12V
Watts
± 5%
Total
0.222
0.346
5.26
0.225
0.350
5.32
0.169
0.296
4.40
0.161
0.072
1.67
0.153
0.005
0.82
0.707
2.098
0.792
2.880
0.200
0.024
0.394
0.731
10.74
0.394
0.731
10.74
1.022
1.972
0.289
0.437
6.69
0.289
0.437
6.69
0.725
1.982
0.701
0.398
8.28
0.701
0.398
8.28
0.909
0.665
0.561
0.394
7.54
0.561
0.394
7.54
0.719
.649
0.394
0.658
9.86
0.394
0.658
9.86
1.056
1.969
0.292
0.399
6.25
0.292
0.399
6.25
0.737
1.894
0.700
0.398
8.28
0.700
0.398
8.28
0.910
1.808
0.563
0.394
7.54
0.563
0.394
7.54
0.719
0.647
12
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