Seagate ST400FX0002 Pulsar XT.2 SAS Product Manual - Page 32

Table 9, DC power requirements

Page 32 highlights

Table 9: 200GB standard model DC power requirements Parameter Regulation Voltage Average idle current Maximum starting current (peak DC) DC (peak AC) AC Delayed start (max) DC Peak operating current (random read): Typical DC Maximum DC Maximum (peak) DC Peak operating current (random write) Typical DC Maximum DC Maximum (peak) DC Peak operating current (sequential read) Typical DC Maximum DC Maximum (peak) DC Peak operating current (sequential write) Typical DC Maximum DC Maximum (peak) DC DC ±5% +5V Current (A) 0.40 200GB (6.0Gb) ±5% +12V Current (A) 0.17 3σ 1.13 0.30 3σ 1.20 0.64 3σ 0.43 0.19 DC 0.47 0.22 3σ 0.50 0.22 3σ 0.77 0.55 DC 0.45 0.27 3σ 0.49 0.28 3σ 0.71 0.74 DC 0.54 0.27 3σ 0.58 0.28 3σ 0.79 0.55 DC 0.52 0.35 3σ 0.56 0.36 3σ 0.79 0.85 Power (W) 4.04 4.43 4.99 5.14 5.49 5.81 5.94 6.26 6.80 7.12 24 Pulsar XT.2 SAS Product Manual, Rev. B

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24
Pulsar XT.2 SAS Product Manual, Rev. B
Table 9:
200GB standard model
DC power requirements
Parameter
200GB (6.0Gb)
Regulation
±5%
±5%
Voltage
+5V
+12V
Current (A)
Current (A)
Power (W)
Average idle current
DC
0.40
0.17
4.04
Maximum starting current
(peak DC) DC
3
σ
1.13
0.30
(peak AC) AC
3
σ
1.20
0.64
Delayed start (max) DC
3
σ
0.43
0.19
4.43
Peak operating current (random read):
Typical DC
DC
0.47
0.22
4.99
Maximum DC
3
σ
0.50
0.22
5.14
Maximum (peak) DC
3
σ
0.77
0.55
Peak operating current (random write)
Typical DC
DC
0.45
0.27
5.49
Maximum DC
3
σ
0.49
0.28
5.81
Maximum (peak) DC
3
σ
0.71
0.74
Peak operating current (sequential read)
Typical DC
DC
0.54
0.27
5.94
Maximum DC
3
σ
0.58
0.28
6.26
Maximum (peak) DC
3
σ
0.79
0.55
Peak operating current (sequential write)
Typical DC
DC
0.52
0.35
6.80
Maximum DC
3
σ
0.56
0.36
7.12
Maximum (peak) DC
3
σ
0.79
0.85