Seagate ST310014ACE, Product Manual

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ST310014ACE Product Manual, Rev. B 7
not spinning, and the servo and read/write electronics are in power-
down mode.
Typical current profile
Figure 1. Typical startup and operation current profile
Power Mode Typical Watts
Typical Amps Means
5V 12V
Spinup — 0.90 1.90
Seek (Random,
no read/write)
6.0 0.672 0.220
Operating (read/write) 5.5 0.572 0.220
Idle 4.5 0.468 0.180
Standby 1.2 0.192 0.020
Sleep 1.0 0.157 0.018
2.0
1.0
1 2 3 4 5 6
-1.0
0.0
Current (amps)
Time (seconds)