WD Scorpio ML160M
Specifications
2679-701205-A00
RELEASED 1/16/09 (WD CONFIDENTIAL)
7
2.4
Electrical Specifications
2.4.1
Current Requirements and Power Dissipation
Figure 2-2. T5V Current Draw During Spinup
Note:
Current is 200 mA per 10 mV vertical deflection.
Operating Mode
Mean Current
1
Power, Average
1
5 VDC
Spinup (max)
1000 mA
5.0W
Spinup
700 mA
3.5W
Read/Write
500 mA
2.5W
Seek
500 mA
2.5W
POWER MANAGEMENT COMMANDS
Operating Mode
Mean Current
1
Power, Average
1
5 VDC
Idle (E1H)
Performance (mode 1)
400 mA
2.0W
Active (mode 2)
260 mA
1.3W
Low Power (mode 3)
170 mA
0.85W
Standby (E0H)
60 mA
0.3W
Sleep (E6H)
60 mA
0.3W
1
All values are typical (25°C and 5V input) except where specified as maximum.
Note: Current measurements cut off frequency at 1 kHz.
