Seagate Barracuda ST340015A - Manual (Page 19)

Barracuda 5400.1 Product Manual, Rev. G 11
2.9.1.1 Typical current profile
Figure 1. Typical 5V startup and operation current profile
Figure 2. Typical 12V startup and operation current profile
0 2 4 6 8 10 12 14 16
0.0
0.5
1.0
1.5
2.0
2.5
Amps
Seconds
+5 Volt Current during spindle start — Typical Amperes
3.0
18
0.0 2 4 6 8 10 12 14 16
0.0
1.0
2.0
3.0
4.0
5.0
Amps
Seconds
6.0
18
+12 Volt Current during spindle start — Typical Amperes