C
ONSTELLATION
ES S
ERIAL
ATA P
RODUCT
M
ANUAL
, R
EV
. F
9
Table 4
1TB Drive DC power requirements
3.0Gb mode
6.0Gb mode
Voltage
+5V
+12V
+5V
+12V
Regulation
±5%
±5%
±5%
±5%
Avg Idle Current *
0.23
0.28
0.24
0.28
Advanced Idle Current *
Idle_A
0.23
0.28
0.24
0.28
Idle_B
0.14
0.25
0.15
0.25
Idle_C
0.14
0.14
0.15
0.14
Standby
0.13
0.01
0.14
0.02
Transition Current *
Idle_A (Active)
0.54
1.46
0.60
1.46
Idle_B (Active)
0.62
1.35
0.60
1.31
Idle_C (Active)
0.62
2.03
0.60
2.05
Standby (Active)
0.66
2.49
0.84
2.51
Average Sleep Current
0.13
0.02
0.14
0.01
Maximum Start Current
DC (peak DC)
3
σ
0.99
1.92
0.49
1.90
AC (Peak DC)
3
σ
0.76
2.50
0.78
2.59
Delayed Motor Start (DC max)
3
σ
0.14
0.02
0.15
0.02
Peak operating current (random read):
Typical DC
0.29
0.46
0.30
0.48
Maximum DC
3
σ
0.30
0.56
0.31
0.58
Maximum DC(peak)
3
σ
1.12
1.52
1.14
1.55
Peak operating current (random write)
Typical DC
0.39
0.36
0.40
0.37
Maximum DC
3
σ
0.40
0.41
0.41
0.41
Maximum DC(peak)
3
σ
1.13
1.55
1.14
1.56
Peak operating current (sequential read)
Typical DC
0.61
0.28
0.62
0.27
Maximum DC
3
σ
0.63
0.29
0.63
0.29
Maximum DC(peak)
3
σ
0.91
0.46
0.99
0.55
Peak operating current (sequential write)
Typical DC
0.79
0.28
0.79
0.28
Maximum DC
3
σ
0.82
0.29
0.81
0.29
Maximum DC(peak)
3
σ
1.09
0.51
1.12
0.57