Table 2 4TB drive DC power requirements
Voltage
Regulation
Avg idle current DCX
Advanced idle current
Idle A
Idle B
Idle C
Standby
Maximum starting current
(peak DC) DC
(peak AC) AC
Delayed motor start (max) DC
Peak operating current (random read):
Typical DCX
Maximum DC
Maximum (peak) DC
Peak operating current (random write)
Typical DCX
Maximum DC
Maximum (peak) DC
Peak operating current (sequential read)
Typical DCX
Maximum DC
Maximum (peak) DC
Peak operating current (sequential write)
Typical DCX
Maximum DC
Maximum (peak) DC
C
ES.3 SAS P
ONSTELLATION
3s
3s
3s
3s
3s
3s
3s
3s
3s
3s
3s
3s
3s
3s
3s
M
, R
. C
RODUCT
ANUAL
EV
3.0G
B MODE
N
OTES
(A
)
(A
MPS
MPS
+5V
+12V [2]
[5]
± 5% [2]
[1] [7]
0.40
0.51
0.35
0.51
0.25
0.44
0.25
0.25
0.24
0.01
[3]
0.63
2.16
[3]
0.81
2.74
[1] [4]
0.28
0.01
[1] [6]
0.50
0.78
[1]
0.75
0.79
1.75
2.37
[1]
0.51
0.69
[1]
0.76
0.71
1.13
2.29
[1]
0.83
0.55
[1]
1.03
0.58
1.27
0.96
[1]
0.66
0.60
[1]
0.69
0.62
0.80
2.20
6.0G
B MODE
)
(A
)
(A
)
MPS
MPS
+5V
+12V [2]
± 5% [2]
0.37
0.51
0.36
0.50
0.28
0.43
0.25
0.25
0.24
0.00
0.63
2.16
0.83
2.69
0.26
0.01
0.50
0.78
0.72
0.80
1.78
2.36
0.52
0.68
0.80
0.71
1.13
2.50
0.82
0.55
1.07
0.58
1.30
0.93
0.67
0.59
0.69
0.63
0.84
2.40
20