Seagate ST9300505SS ユーザーズマニュアル
22
Savvio 10K.5 SAS Product Manual, Rev. D
Table 2:
900GB standard drive
DC power requirements
Notes
3.0Gb mode
6.0Gb mode
(Amps)
(Amps)
(Amps)
(Amps)
Voltage
+5V
+5V
+12V [2]
Regulation
±5%
±5% [2]
±5%
Avg idle current DC
0.35
0.22
0.35
0.22
Advanced Idle Current
Idle_A
3
σ
0.40
0.24
0.40
0.24
Idle_B
3
σ
0.27
0.20
0.27
0.21
Idle_C
3
σ
0.27
0.11
0.27
0.11
Standby
3
σ
0.26
0.06
0.27
0.06
Transition Current
Idle_A
3
σ
1.34
1.62
1.34
1.63
Idle_B
3
σ
0.94
1.66
0.85
1.65
Idle_C
3
σ
0.91
1.56
0.90
1.56
Standby
3
σ
0.93
1.61
0.89
1.64
Maximum starting current
(peak DC) DC
3
σ
0.62
1.00
0.63
1.00
(peak AC) AC
3
σ
1.06
1.67
0.98
1.67
Delayed motor start (max) DC
3
σ
0.45
0.09
0.46
0.07
Peak operating current (random read):
Typical DC
0.45
0.48
0.46
0.48
Maximum DC
3
σ
0.52
0.51
0.51
0.48
Maximum (peak) DC
3
σ
1.33
1.54
1.33
1.53
Peak operating current (random write)
Typical DC
0.53
0.45
0.53
0.45
Maximum DC
3
σ
0.60
0.48
0.60
0.48
Maximum (peak) DC
3
σ
1.19
1.60
1.13
1.54
Peak operating current (sequential read)
Typical DC
0.82
0.24
0.82
0.24
Maximum DC
3
σ
0.91
0.25
0.91
0.25
Maximum (peak) DC
3
σ
1.18
0.49
1.25
0.46
Peak operating current (sequential write)
Typical DC
0.89
0.24
0.89
0.24
Maximum DC
3
σ
0.97
0.25
0.96
0.25
Maximum (peak) DC
3
σ
1.25
0.40
1.17
0.42