Dc Power Requirements - Seagate SAVVIO 10K.5 FC ST9300605FC Product Manual

7.3

DC power requirements

The voltage and current requirements for a single drive are shown below. Values indicated apply at the drive
connector. Notes are shown following Table 5.
Table 2: DC power requirements for ST9900805FC model
Voltage
Regulation
Avg idle current DC
Advanced Idle Current
Idle_A
Idle_B
Idle_C
Standby
Maximum starting current
(peak DC) DC
(peak AC) AC
Delayed motor 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
Savvio 10K.5 FC Product Manual, Rev. D
2Gb
Notes (Amps)
+5V
[6] ±5%
[1] [8] 0.36
3σ 0.37
3σ 0.25
3σ 0.25
3σ 0.25
3σ [3] 0.64
3σ [3] 0.99
3σ [1] [5] 0.57
[1] [7] 0.45
3σ [1] 0.46
3σ 2.00
0.51
3σ 0.52
3σ 1.15
0.83
3σ 0.85
3σ 1.12
0.90
3σ 0.93
3σ 1.17
4Gb
(Amps) (Amps)
+12V [2] +5V
±5% [2] ±5%
0.24 0.38
0.24 0.39
0.21 0.27
0.10 0.27
0.06 0.27
1.02 0.64
1.67 0.92
0.06 0.59
0.44 0.46
0.46 0.47
2.68 1.26
0.45 0.52
0.50 0.54
1.63 1.15
0.23 0.85
0.24 0.86
0.42 1.17
0.23 0.92
0.24 0.95
0.40 1.24
(Amps)
+12V [2]
±5% [2]
0.24
0.25
0.22
0.11
0.07
1.03
1.70
0.06
0.44
0.46
1.60
0.45
0.53
1.60
0.23
0.24
0.44
0.23
0.24
0.42
23