Figure 3. Typical St336704 Drive +12 V Current Profile; Figure 4. Typical St336704 Drive +5 V Current Profile - Seagate ST336704LW Product Manual

Cheetah 36lp family
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Cheetah 36LP Product Manual, Rev. B
+12 Volt Current during spindle start – Typical Amperes
4
3
A
2
1
o.0
T0 T1
T2
0.0
Figure 3.
Typical ST336704 drive +12 V current profile
+5 Volt Current during spindle start – Typical Amperes
1.5
A
1.0
0.5
0
T0
0.0
Figure 4.
Typical ST336704 drive +5 V current profile
AC Envelope
2
4
6
AC Envelope
T1
T2
T3
T4
4
8
12
DC average of waveform
T3 T4
8
10
12
Seconds
Nominal (average) DC curve
T5
16
20
24
Seconds
14
16
28
32
23

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