Typical Current Profile - Seagate Barracuda 7200.7 ST360019A Product Manual

U series 9
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2.9.1.1

Typical current profile

Amps
Figure 1.
Typical 5V startup and operation current profile
Amps
Figure 1.
Typical 12V startup and operation current profile
8
1.2
1.0
0.8
0.6
0.4
0.2
+5 Volt Current during spindle start — Typical Amperes
0.0
1
2
3
4
3.0
+12 Volt Current during spindle start — Typical Amperes
2.5
2.0
1.5
1.0
0.5
0.0
0
1
2
3
5
6
7
8
9
Seconds
4
5
6
7
8
Seconds
U Series 9 Product Manual, Rev. D

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