Seagate ST9200011FS Manuale Utente
Pulsar Product Manual, Rev. A
11
Table 4:
50GB DC power requirements
Parameter
Regulation
Regulation
+/‐5%
Voltage
+5 V
Current (A) Power (W)
Average Idle Current DCx
0.13
0.65
Standby DCx
0.11
0.55
Average Sleep Current DCx
0.09
0.45
Maximum Start Current:
DC (Peak DC) 3σ
DC (Peak DC) 3σ
0.83
AC (Peak AC) 3σ
1.59
Delayed Motor Start (DC max) 3σ
0.11
0.55
Peak Operating Current (random read):
Typical DC DCx
Typical DC DCx
0.16
0.80
Maximum DC 3σ
0.18
0.90
Maximum DC (peak) 3σ
0.67
Peak Operating Current (random write):
Typical DC DCx
Typical DC DCx
0.25
1.25
Maximum DC 3σ
0.28
1.40
Maximum DC (peak) 3σ
0.98
Peak operating current (sequential read):
Typical DC DCx
Typical DC DCx
0.23
1.15
Maximum DC 3σ
0.25
1.25
Maximum DC (peak) 3σ
0.74
Peak operating current (sequential write):
Typical DC DCx
Typical DC DCx
0.37
1.85
Maximum DC 3σ
0.40
2.00
Maximum DC (peak) 3σ
0.90
50Gb (3.0GB)
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase power to oper-
ational levels.
ational levels.