IBM DTLA-305040 Hard Drive Specifications - Page 61

Dtla-307015

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DTLA-307015, -307020, -307030, -307045 Idle Average Idle ripple (peak-to-peak) Seek peak Seek average1 Start up (max) Random R/W peak Random R/W average2 Standby average Sleep average +5 Volts (amps RMS) 0.24 0.33 0.46 0.26 0.81 1.01 0.41 0.26 0.17 +12 Volts (amps RMS) 0.46 0.41 2.04 0.73 1.90 2.04 0.70 0.015 0.015 Total (watts) 6.7 ----10.2 ----10.5 1.5 1.0 DTLA-307060, -307075 Idle Average Idle ripple (peak-to-peak) Seek peak Seek average1 Start up (max) Random R/W peak Random R/W average2 Standby average Sleep average +5 Volts (amps RMS) 0.24 0.32 0.47 0.27 0.81 1.02 0.41 0.26 0.17 +12 Volts (amps RMS) 0.57 0.63 2.23 0.84 1.81 2.23 0.78 0.015 0.015 Except for a peak of less than 100us duration 1 Randon seeks at 40% duty cycle 2 Seek duty = 30%, W/R duty = 45%, Idle Duty = 25% Total (watts) 8.1 ----11.4 ----11.5 1.5 1.0 Figure 51. Power supply current (2 of 2) The Total (watts) values in figures above are specifications of power requirements and other values are actual measurements. Deskstar 40GV & 75GXP hard disk drive specifications 49

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DTLA-307015, -307020, -307030
,
-307045
1.0
0.015
0.17
Sleep average
1.5
0.015
0.26
Standby average
10.5
0.70
0.41
Random R/W average
2
---
2.04
1.01
Random R/W peak
---
1.90
0.81
Start up (max)
10.2
0.73
0.26
Seek average
1
---
2.04
0.46
Seek peak
---
0.41
0.33
Idle ripple (peak-to-peak)
6.7
0.46
0.24
Idle Average
Total
(watts)
+12 Volts
(amps RMS)
+5 Volts
(amps RMS)
DTLA-307060, -307075
1.0
0.015
0.17
Sleep average
1.5
0.015
0.26
Standby average
11.5
0.78
0.41
Random R/W average
2
---
2.23
1.02
Random R/W peak
---
1.81
0.81
Start up (max)
11.4
0.84
0.27
Seek average
1
---
2.23
0.47
Seek peak
---
0.63
0.32
Idle ripple (peak-to-peak)
8.1
0.57
0.24
Idle Average
Total
(watts)
+12 Volts
(amps RMS)
+5 Volts
(amps RMS)
Except for a peak of less than 100us duration
1
Randon seeks at 40% duty cycle
2
Seek duty = 30%, W/R duty = 45%, Idle Duty = 25%
Figure 51. Power supply current (2 of 2)
The Total (watts) values in figures above are specifications of power requirements and other values are
actual measurements.
Deskstar 40GV & 75GXP hard disk drive specifications
49