Seagate Barracuda ATA II 100 Series Handbuch PDF herunterladen (Seite 16)

Barracuda ATA II 100 Family Product Manual, Rev. A 9

1.7.1.1 Typical current profile

Figure 1. Typical startup and operation current profile

ST320424A, ST315324A and ST310216A Typical Amps RMS

Power Mode

Typical Watts RMS

5V 12V

Spinup — — 2.0 (peak)

Seeking (Random,

no read/write) 11.6 0.605 0.713

Operating (read/write) 8.5 0.609 0.449

Idle 7.0 0.480 0.384

Standby 1.5 0.258 0.007

Sleep 0.8 0.149 0.007

ST330631A Typical Amps RMS

Power Mode Typical Watts RMS 5V 12V

Spinup — — 2.4 (peak)

Seeking (Random,

no read/write) 12.5 0.602 0.793

Operating (read/write) 9.7 0.619 0.544

Idle 8.0 0.533 0.473

Standby 1.5 0.254 0.006

Sleep 0.8 0.145 0.006

Time (seconds)

Current (Amps)

012345678910

2.5

2.0

1.5

1.0

0.5

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 38 39

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Seagate Barracuda ATA II 100 Series Handbuch Seite 16