Seagate Enterprise Capacity 3.5 HDD v4 Serial ATA Product Manual, Rev. J
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*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 Drive DC power requirements
Notes
6.0Gb mode
Voltage
+5V
+12V
Watts
Regulation
± 5%
Total
Avg Idle Current *
0.19
0.23
3.71
Advanced Idle Current *
Idle_A
0.14
0.24
3.60
Idle_B
0.12
0.21
3.19
Idle_C
0.13
0.14
2.37
Standby
0.12
0.01
0.69
Maximum Start Current
DC (peak DC)
3s
0.36
3.63
45.36
AC (Peak DC)
3s
0.57
2.98
38.61
Delayed Motor Start (DC max)
3s
0.12
0.01
0.72
Peak operating current (random read):
Typical DC
0.23
0.57
7.92
Maximum DC
3s
0.25
0.59
8.33
Maximum DC (peak)
3s
1.09
2.22
32.09
Peak operating current (random write)
Typical DC
0.23
0.39
5.84
Maximum DC
3s
0.25
0.41
6.17
Maximum DC (peak)
3s
1.38
2.29
34.38
Peak operating current (sequential read)
Typical DC
0.52
0.27
5.91
Maximum DC
3s
0.57
0.28
6.21
Maximum DC (peak)
3s
0.86
0.72
12.94
Peak operating current (sequential write)
Typical DC
0.45
0.30
5.89
Maximum DC
3s
0.48
0.32
6.24
Maximum DC (peak)
3s
0.61
0.74
11.93
