Seagate Pulsar XT.2 Manuel télécharger pdf (Page 31)

Pulsar XT.2 SAS Product Manual, Rev. B 23

7.3 DC power requirements

Table 8: 400GB standard model DC power requirements

Parameter 400GB (6.0Gb)

Regulation ±5% ±5%

Voltage +5V +12V

Current (A) Current (A) Power (W)

Average idle current

DC

0.44 0.31 5.92

Maximum starting current

(peak DC) DC 3σ 1.15 0.45

(peak AC) AC 3σ 1.21 0.63

Delayed start (max) DC 3σ 0.44 0.31 5.92

Peak operating current (random read):

Typical DC DC 0.47 0.36 6.67

Maximum DC 3σ 0.48 0.37 6.84

Maximum (peak) DC 3σ 0.47

0.46

Peak operating current (random write)

Typical DC DC 0.45 0.42 7.29

Maximum DC 3σ 0.46 0.43 7.46

Maximum (peak) DC 3σ 0.60

053

Peak operating current (sequential read)

Typical DC DC 0.58 0.44 8.18

Maximum DC 3σ 0.59 0.45 8.35

Maximum (peak) DC 3σ 0.64

0.52

Peak operating current (sequential write)

Typical DC DC 0.55 0.53 9.11

Maximum DC 3σ 0.56 0.54 9.28

Maximum (peak) DC 3σ 0.57

0.63

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Seagate Pulsar XT.2 Manuel Page 31