Figure 5. Typical St39205 Drive +12 V Current Profile; Figure 6. Typical St336705 Drive +5 V Current Profile - Seagate ST318405LW/LC Product Manual

Cheetah 36xl series
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26
+12 Volt Current during spindle start – Typical Amperes
3.0
2.5
2.0
1.5
A
1.0
0.5
0.0
T1
T0
0.0
Figure 5.
Typical ST39205 drive +12 V current profile
+5 Volt Current during spindle start – Typical Amperes
3.0
2.5
2.0
1.5
A
1.0
0.5
0.0
T0
0.0
Figure 6.
Typical ST336705 drive +5 V current profile
AC Envelope
Nominal (average) DC curve
T2
T4
T3
T5
2
4
6
AC Envelope
T1
T2
2
4
6
Cheetah 36XL Product Manual, Rev. E
8
10
12
Seconds
Nominal (average) DC curve
T4
T3
8
10
12
Seconds
14
16
T5
14
16

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