Seagate Exos 7E8 SATA Product Manual, Rev. C
12
*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 4
2TB and 1TB Drive DC power requirements
6.0Gb mode
Voltage
+5V
+12V
Watts
Regulation
± 5%
Total
Avg Idle Current *
0.229
0.278
4.48
Advanced Idle Current *
Idle_A
0.229
0.279
4.49
Idle_B
0.174
0.239
3.73
Idle_C
0.168
0.062
1.58
Standby
0.159
0.006
0.86
Maximum Start Current
DC (peak DC)
0.724
2.152
AC (Peak DC)
0.792
2.88
Delayed Motor Start (DC max)
0.208
0.028
Operating current (random read): 4K/Q16
Typical DC
0.402
0.658
9.91
Maximum DC
0.405
0.662
9.97
Maximum DC (Peak)
1.106
1.887
Operating current (random write): 4K/Q16
Typical DC
0.285
0.521
7.68
Maximum DC
0.287
0.530
7.79
Maximum DC (Peak)
0.644
1.877
Operating current (sequential read): 64K/Q16
Typical DC
0.709
0.310
7.26
Maximum DC
0.714
0.314
7.34
Maximum DC (Peak)
0.862
0.545
Operating current (sequential write): 64K/Q16
Typical DC
0.575
0.306
6.55
Maximum DC
0.596
0.309
6.69
Maximum DC (Peak)
0.747
0.525
Power Governor Operating current (random read 4K16Q)
Typical DC
0.402
0.582
8.99
Maximum DC
0.405
0.585
9.04
Maximum DC (Peak)
1.108
1.883
Power Governor Operating current (random write 4K16Q)
Typical DC
0.289
0.454
6.89
Maximum DC
0.291
0.460
6.97
Maximum DC (Peak)
0.666
1.809
Power Governor Operating current (sequential read 64K16Q)
Typical DC
0.708
0.308
7.24
Maximum DC
0.714
0.312
7.32
Maximum DC (Peak)
0.865
0.561
Power Governor Operating current (sequential write 64K16Q)
Typical DC
0.575
0.303
6.51
Maximum DC
0.596
0.307
6.66
Maximum DC (Peak)
0.741
0.539
