Seagate Exos 7E8 SATA Product Manual, Rev. C
11
*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.
Table 3
4TB and 3TB Drive DC power requirements
6.0Gb mode
Voltage
+5V
+12V
Watts
Regulation
± 5%
Total
Avg Idle Current *
0.227
0.354
5.38
Advanced Idle Current *
Idle_A
0.227
0.354
5.39
Idle_B
0.172
0.304
4.50
Idle_C
0.168
0.073
1.72
Standby
0.160
0.006
0.87
Maximum Start Current
DC (peak DC)
0.717
2.077
AC (Peak DC)
0.800
2.820
Delayed Motor Start (DC max)
0.208
0.024
Operating current (random read): 4K/Q16
Typical DC
0.404
0.729
10.77
Maximum DC
0.404
0.729
10.77
Maximum DC (Peak)
1.087
1.919
Operating current (random write): 4K/Q16
Typical DC
0.285
0.594
8.55
Maximum DC
0.285
0.594
8.55
Maximum DC (Peak)
0.620
1.981
Operating current (sequential read): 64K/Q16
Typical DC
0.728
0.394
8.37
Maximum DC
0.728
0.394
8.37
Maximum DC (Peak)
0.856
0.640
Operating current (sequential write): 64K/Q16
Typical DC
0.553
0.39
7.45
Maximum DC
0.553
0.39
7.45
Maximum DC (Peak)
0.717
0.650
Power Governor Operating current (random read 4K16Q)
Typical DC
0.406
0.663
9.99
Maximum DC
0.406
0.663
9.99
Maximum DC (Peak)
1.072
1.948
Power Governor Operating current (random write 4K16Q)
Typical DC
0.291
0.536
7.89
Maximum DC
0.291
0.536
7.89
Maximum DC (Peak)
0.640
1.882
Power Governor Operating current (sequential read 64K16Q)
Typical DC
0.728
0.393
8.35
Maximum DC
0.728
0.393
8.35
Maximum DC (Peak)
0.854
0.646
Power Governor Operating current (sequential write 64K16Q)
Typical DC
0.552
0.388
7.42
Maximum DC
0.552
0.388
7.42
Maximum DC (Peak)
0.719
0.638
