Seagate ST3320613AS ユーザーズマニュアル

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Barracuda 7200.11 Serial ATA Product Manual, Rev. C
13
Table 4: 
DC power requirements 
*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.
Table 5: 
DC power requirements 
*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
Power dissipation (4-disc values shown)
Avg (watts 25° C)
Avg 5V typ amps
Avg 12V typ amps
Spinup
2.8 (peak)
Idle*
8.30
0.330
0.530
Idle* (with offline activity)
8.30
0.330
0.530
Operating (40% r/w, 40% seek, 20% inop.)
10.80
0.700
0.610
Seeking (random, 20% idle)
10.10
0.430
0.663
Standby
0.90
0.130
0.021
Sleep
0.90
0.130
0.021
Power dissipation (1-disc values shown)
Avg (watts 25° C)
Avg 5V typ amps
Avg 12V typ amps
Spinup
2.0 (peak)
Idle*
5.00
0.250
0.240
Idle* (with offline activity)
5.00
0.250
0.240
Operating (40% r/w, 40% seek, 20% inop.)
9.00
0.648
0.480
Seeking (random, 20% idle)
8.00
0.293
0.470
Standby
1.0
0.15
0.015
Sleep
1.0
0.15
0.015