Seagate ST250VT000 ユーザーズマニュアル

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S
EAGATE 
V
IDEO 
2.5 HDD P
RODUCT 
M
ANUAL
, R
EV
. A
  7
 D
RIVE 
S
PECIFICATIONS 
2.7.1.1
Typical current profiles
Figure 1
Typical 5V Startup and Operation Current Profile
Table 4
DC Power Requirements
Power Dissipation
+5V input average (25° C)
Spinup (max)
1.00A
Seek average
1.40W
Write average
1.70W
Read average
1.30W
Idle, performance 
(1)
1.
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.
1.20W
Idle, active
0.70W
Idle, low power mode
0.45W
Standby
(2)
2.
Standby power is measured at steady state (after 200ms from transition)
0.18W
Sleep
0.18W