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Cheetah 15K.6 SAS Product Manual, Rev. B
25
Table 15: ST3300056SS (FDE) DC power requirements
Notes
ST3300056SS (FDE)
1.5 Gbit mode
ST3300056SS (FDE)
3 Gbit mode
(Amps) (Amps) (Amps) (Amps)
Voltage +5V +12V [2] +5V +12V [2]
Regulation [5] ±5% ±5% [2] ±5% ±5% [2]
Avg idle current DCX
[1] [7] 0.48 0.66 0.50 0.66
Maximum starting current
(peak DC) DC 3σ [3] 0.67 1.78 0.69 1.78
(peak AC) AC 3σ [3] 0.82 4.02 0.88 4.06
Delayed motor start (max) DC 3σ [1] [4] 0.60 0.04 0.63 0.04
Peak operating current:
Typical DCX
[1][6] 0.59 1.09 0.62 1.09
Maximum DC 3σ [1] 0.60 1.13 0.62 1.12
Maximum (peak) DC 3σ 1.14 2.60 1.14 2.60
Table 16: ST3146356SS DC power requirements
Notes
ST3146356SS
1.5 Gbit mode
ST3146356SS
3 Gbit mode
(Amps) (Amps) (Amps) (Amps)
Voltage +5V +12V [2] +5V +12V [2]
Regulation [5] ±5% ±5% [2] ±5% ±5% [2]
Avg idle current DCX
[1] [7] 0.52 0.53 0.54 0.53
Maximum starting current
(peak DC) DC 3σ [3] 0.89 1.74 0.68 1.74
(peak AC) AC 3σ [3] 1.15 3.88 0.88 3.82
Delayed motor start (max) DC 3σ [1] [4] 0.60 0.04 0.63 0.04
Peak operating current:
Typical DCX
[1][6] 0.58 0.95 0.61 0.95
Maximum DC 3σ [1] 0.61 0.96 0.64 0.96
Maximum (peak) DC 3σ 1.12 2.38 1.16 2.38