Seagate Cheetah 73 ST173404LC, Product Manual

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Cheetah 73 Product Manual, Rev. D 23
Figure 4. Typical Cheetah 73 SCSI SE mode +5 V current profile
Figure 5. Typical Cheetah 73 SCSI LVD mode +5 V current profile
0.0 4 8 12 16 20 24 28 32
0.0
0.5
1.0
1.5
A
Seconds
T2 T4 T0
T1
T3 T5
AC Envelope
Nominal (average) DC curve
+5 Volt Current, SCSI SE, during spindle start – Typical Amperes
0.0 4 8 12 16 20 24 28 32
0.0
0.5
1.0
1.5
A
Seconds
T2 T0
T1
T3 T4 T5
AC Envelope
Nominal (average) DC curve
+5 Volt Current, SCSI LVD, during spindle start – Typical Amperes