Seagate ST1.3 ST1.3 Series Product Manual - Page 14
Typical current profile, Table 2, DC power
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Table 2: DC power ST1.3 Series Power Consumption (W) Max current the average of the peak value in 10ms window Current Spinup Load/Unload current Write Read Seek Performance idle Low power idle Standby/Sleep Average 3.3V (mA) 270 180 190 240 230 154 140 77 13 Max 3.3V (mA) 330 300 200 300 300 161 147 86 18 *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. 2.7.1.1 Typical current profile Figure 4. Typical 3.3V startup and operation current profile 8 ST1.3 Series Product Manual, Rev. D
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8
ST1.3 Series Product Manual, Rev. D
*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
.
2.7.1.1
Typical current profile
Figure 4.
Typical 3.3V startup and operation current profile
Table 2:
DC power
ST1.3 Series Power Consumption (W)
Max current the average of the peak value in 10ms window
Average 3.3V (mA)
Max 3.3V (mA)
Current
270
330
Spinup
180
300
Load/Unload current
190
200
Write
240
300
Read
230
300
Seek
154
161
Performance idle
140
147
Low power idle
77
86
Standby/Sleep
13
18