Seagate Exos X18 SATA Product Manual, Rev. B
15
www.seagate.com
Drive specifications
*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 9 DC power requirements (12TB models)
6.0Gb mode
Voltage
+5V
+12V
Watts
Regulation
± 5%
± 10%
Total
Avg Idle Current *
0.26
0.25
4.35
Advanced Idle Current *
Idle_A
0.26
0.26
4.38
Idle_B
0.21
0.16
2.94
Idle_C
0.21
0.10
2.26
Standby
0.17
0.02
1.07
Maximum Start Current
DC (peak DC)
0.89
1.65
AC (Peak DC)
1.05
2.58
Delayed motor start (max) DC
0.45
0.11
Operating current (random read 4K16Q):
Typical DC
0.32
0.59
8.64
Maximum DC
0.32
0.59
Maximum DC (peak)
1.05
2.26
Operating current (random write 4K16Q)
Typical DC
0.39
0.32
5.75
Maximum DC
0.40
0.32
Maximum DC (peak)
1.05
2.34
Operating current (sequential read 64K16Q)
Typical DC
0.76
0.26
6.90
Maximum DC
0.77
0.26
Maximum DC (peak)
1.23
0.62
Operating current (sequential write 64K16Q)
Typical DC
0.86
0.26
7.36
Maximum DC
0.87
0.26
Maximum DC (peak)
1.09
0.57
