Physical/Electrical Specifications; Ac Power Requirements; Dc Power Requirements - Seagate SAVVIO 10K.2 SAS ST973402SS Product Manual

6.0

Physical/electrical specifications

This section provides information relating to the physical and electrical characteristics of the drive.
6.1

AC power requirements

None.
6.2

DC power requirements

The voltage and current requirements for a single drive are shown below. Values indicated apply at the drive
connector.
Table 12:
ST9146802SS
Voltage
Regulation
Avg idle current DCX
Maximum starting current
(peak DC) DC
(peak AC) AC
Delayed motor start (max) DC
Operating current:
Typical DCX
Maximum DC
Maximum (peak) DC
Gen 3.5 LPSS measured data (latest available) plus 12V max start current margins of .15A for DC and .20A for AC. All others have 10% margin added.
Savvio 10K.2 SAS Product Manual, Rev. B
DC power requirements
Notes
[5]
[1] [7]
3σ [3]
3σ [3]
3σ [1] [4]
[1] [6]
3σ [1]
3σ
ST9146802SS
1.5 Gbit mode
(Amps) (Amps)
+5V +12V [2]
±5% ±5% [2]
0.79 0.15
0.87 1.59
1.22 2.01
0.65 0.02
0.76 0.37
0.78 0.40
1.34 1.19
ST9146802SS
3.0 Gbit mode
(Amps) (Amps)
+5V +12V [2]
±5% ±5% [2]
0.77 0.15
0.85 1.59
1.43 2.02
0.68 0.03
0.79 0.39
0.83 0.43
1.41 1.21
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