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22 Savvio 10K.3 SAS Product Manual, Rev. G
Table 2: 300GB standard drive DC power requirements
Notes
300GB standard model
3.0 Gbit mode
300GB standard model
6.0 Gbit mode
(Amps) (Amps) (Amps) (Amps)
Voltage +5V +12V [2] +5V +12V [2]
Regulation [5] ±5% ±5% [2] ±5% ±5% [2]
Avg idle current DC [1] [7] 0.35 0.17 0.38 0.16
Maximum starting current
(peak DC) DC 3σ [3] 0.60 1.49 0.61 1.50
(peak AC) AC 3σ [3] 0.80 2.02 0.83 2.02
Delayed motor start (max) DC 3σ [1] [4] 0.56 0.04 0.60 0.05
Peak operating current (random read):
Typical DC [1] [6] 0.48 0.35 0.49 0.35
Maximum DC 3σ [1] 0.50 0.36 0.51 0.36
Maximum (peak) DC 3σ 1.12 1.18 1.18 1.18
Peak operating current (random write)
Typical DC 0.53 0.28 0.55 0.27
Maximum DC 3σ 0.55 0.29 0.57 0.28
Maximum (peak) DC 3σ 1.06 1.18 1.10 1.14
Peak operating current (sequential read)
Typical DC 0.87 0.16 0.90 0.15
Maximum DC 3σ 0.90 0.16 0.94 0.15
Maximum (peak) DC 3σ 1.16 0.30 1.20 0.30
Peak operating current (sequential write)
Typical DC 0.83 0.16 0.84 0.15
Maximum DC 3σ 0.85 0.16 0.87 0.15
Maximum (peak) DC 3σ 1.08 0.28 1.08 0.32