Seagate ST33000651NS Laptop User Manual


 
10 CONSTELLATION ES.2 SERIAL ATA PRODUCT MANUAL, REV. H
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to operational
levels.
Table 3 2TB Drive DC power requirements
3.0Gb mode 6.0Gb mode
Voltage +5V +12V +5V +12V
Regulation ± 5% ± 5%
Avg Idle Current * 0.37 0.40 0.37 0.40
Advanced Idle Current *
Idle_A 0.15 0.42 0.16 0.42
Idle_B 0.13 0.34 0.14 0.34
Idle_C 0.13 0.20 0.14 0.20
Standby 0.12 0.01 0.13 0.01
Maximum Start Current
DC (peak DC)
3σ
0.57 2.11 0.57 2.11
AC (Peak DC)
3σ
0.80 2.84 0.72 2.79
Delayed Motor Start (DC max)
3σ
0.12 0.01 0.13 0.01
Peak operating current (random read):
Typical DC 0.40 0.70 0.40 0.69
Maximum DC
3σ
0.40 0.73 0.41 0.72
Maximum DC(peak)
3σ
1.14 1.83 1.15 1.76
Peak operating current (random write)
Typical DC 0.42 0.55 0.42 0.54
Maximum DC
3σ
0.43 0.57 0.43 0.56
Maximum DC(peak)
3σ
1.02 1.73 1.03 1.84
Peak operating current (sequential read)
Typical DC 0.72 0.41 0.72 0.40
Maximum DC
3σ
0.75 0.43 0.75 0.42
Maximum DC(peak)
3σ
1.07 0.80 1.09 0.99
Peak operating current (sequential write)
Typical DC 0.77 0.41 0.77 0.40
Maximum DC
3σ
0.80 0.43 0.80 0.42
Maximum DC(peak)
3σ
1.07 0.87 1.08 0.81