Seagate ST9320328CS ユーザーズマニュアル

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8
Pipeline HD Mini Series SATA Product Manual, Rev. E
During Standby mode, the drive accepts commands, but the drive is not spinning, and the servo and read/write 
electronics are in power-down model
Table 3: 
DC power
Power dissipation
+5V input average (25° C)
ST9500323CS and ST9320328CS
ST9250311CS and ST91603110CS
Spinup (max)
1 amp
Seek
1.54 watts
IDEMA 3 Stream 
1.7 watts
1.6 watts
Idle, performance*
1.5 watts
Idle, active*
0.90 watts
0.81 watts
Idle, low power mode*
0.72 watts
0.67 watts
Standby**
0.40 watts
Sleep
0.40 watts
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power 
to operational levels.
**Standby power is measured at steady state (after 200ms from transition)
2.9.1.1
Typical current profile
Figure 1. Typical +5V only startup and operation current profile