HP Pavilion 8700 HP Pavilion PC's - (English) Seagate Hard Drive U Series 5 Ma - Page 16
Typical current profile, Conducted noise
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U Series 5 Family Product Manual, Rev. B 9 Power Mode Spinup Seek (Random, no read/write) Performance mode Operating (read/write) Performance mode Idle Standby Sleep Typical Watts RMS - 9.6 7.1 4.8 1.4 1.0 Typical Amps RMS 5V 12V 0.9 1.5 0.52 0.58 0.67 0.31 0.57 0.16 0.20 0.032 0.13 0.032 1.7.1.1 Typical current profile Current (amps) 1.4 1.2 1 0.8 0.6 0.4 0.2 0 1.4 2.9 4.4 5.9 7.4 8.9 -0.2 Time (seconds) Figure 1. Typical startup and operation current profile 1.7.2 Conducted noise
U Series 5 Family Product Manual, Rev. B
9
1.7.1.1
Typical current profile
Figure 1. Typical startup and operation current profile
1.7.2
Conducted noise
Power Mode
Typical Watts
RMS
Typical Amps RMS
5V
12V
Spinup
—
0.9
1.5
Seek (Random,
no read/write)
Performance mode
9.6
0.52
0.58
Operating (read/write)
Performance mode
7.1
0.67
0.31
Idle
4.8
0.57
0.16
Standby
1.4
0.20
0.032
Sleep
1.0
0.13
0.032
-0.2
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.4
2.9
4.4
5.9
7.4
8.9
Time (seconds)
Current (amps)