Seagate Cheetah 15K Product Manual page 29

Table 15:
ST3300056SS
Voltage
Regulation
Avg idle current DCX
Maximum starting current
(peak DC) DC
(peak AC) AC
Delayed motor start (max) DC 3σ
Peak operating current:
Typical DCX
Maximum DC
Maximum (peak) DC
Table 16:
ST3146356SS
Voltage
Regulation
Avg idle current DCX
Maximum starting current
(peak DC) DC
(peak AC) AC
Delayed motor start (max) DC 3σ
Peak operating current:
Typical DCX
Maximum DC
Maximum (peak) DC
Cheetah 15K.6 SAS Product Manual, Rev. B
(FDE) DC power requirements
ST3300056SS (FDE)
1.5 Gbit mode
Notes (Amps)
+5V
[5] ±5%
[1] [7] 0.48
3σ [3] 0.67
3σ [3] 0.82
[1] [4] 0.60
[1][6] 0.59
3σ [1] 0.60
3σ 1.14
DC power requirements
ST3146356SS
1.5 Gbit mode
Notes (Amps)
+5V
[5] ±5%
[1] [7] 0.52
3σ [3] 0.89
3σ [3] 1.15
[1] [4] 0.60
[1][6] 0.58
3σ [1] 0.61
3σ 1.12
ST3300056SS (FDE)
3 Gbit mode
(Amps) (Amps)
+12V [2] +5V
±5% [2] ±5%
0.66 0.50
1.78 0.69
4.02 0.88
0.04 0.63
1.09 0.62
1.13 0.62
2.60 1.14
ST3146356SS
3 Gbit mode
(Amps) (Amps)
+12V [2] +5V
±5% [2] ±5%
0.53 0.54
1.74 0.68
3.88 0.88
0.04 0.63
0.95 0.61
0.96 0.64
2.38 1.16
(Amps)
+12V [2]
±5% [2]
0.66
1.78
4.06
0.04
1.09
1.12
2.60
(Amps)
+12V [2]
±5% [2]
0.53
1.74
3.82
0.04
0.95
0.96
2.38
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