Table 30 Power Supply Current Of 1 Disk Pata Models; Table 31 Power Supply Current Of 2 Disk Sata Models - Hitachi CinemaStar P7K500 Specifications

Power supply current of
1 Disk PATA models
(values in milliamps. RMS)
I dle average
T T
I dle ripple (peak-to-peak)
T T
Low RPM Idle
Low RPM Idle Ripple
Unload Idle average
Unload Idle Ripple
1
Random R/W average
Random R/W peak
S tart up (max)
T T
S tandby average
T T
S leep average
T T

Table 30 Power supply current of 1 Disk PATA models

Except for a peak of less than 100
1
Random R/W : 40 IOPS / 16 Blocks Random Write and Random Read
Power supply current of
2 Disk SATA models
(values in milliamps. RMS)
Idle average
Idle ripple (peak-to-peak)
Low RPM Idle
Low RPM Idle Ripple
Unload Idle average
Unload Idle Ripple
1
Random R/W average
Random R/W peak
Start up (max)
Standby average
Sleep average

Table 31 Power supply current of 2 Disk SATA models

Except for a peak of less than 100
1
Random R/W : 40 IOPS / 16 Blocks Random Write and Random Read
HITACHI Deskstar & CinemaStar P7K500 Hard Disk Drive specification (Rev 1.1)
+ 5 Volts [mA]
T T
P op Mean Std Dev
T T
130 10
200 10
80 10
100 10
80 10
100 10
240 10
700 20
400 20
75 10
65 10
μ
s duration
+5 Volts [mA]
Pop Mean Std Dev
190 10
200 10
140 10
100 10
140 10
100 10
300 10
800 20
500 20
135 10
130 10
μ
s duration
44
+ 12 Volts [mA]
T T
P op Mean Std Dev
T T
220 15
300 20
110 15
250 20
210 15
300 20
410 15
1200 40
2000 50
5 5
5 5
+12 Volts [mA]
Pop Mean Std Dev
320 15
300 20
130 15
250 20
280 15
300 20
560 15
1500 40
2000 50
5 5
5 5
T otal
T T
[ W]
T T
3.3
1.7
2.9
6.1
0.5
0.5
Total
[W]
4.8
2.3
4.1
8.2
0.8
0.8