Electrical Specifications; Current Requirements And Power Dissipation - Western Digital caviar blue xl500s Technical Reference Manual

Specifications
2.4

Electrical Specifications

2.4.1
Operating Mode
Spinup
Read/Write
Seek
Operating Mode
Idle (E1H)
Standby (E0H)
Sleep (E6H)
1
All values are typical (25°C, 5.0V, and 12V input).
3.3V Serial ATA power not utilized in this product.
Note: Current measurements cut off frequency at 1 kHz.
8

Current Requirements and Power Dissipation

RMS Current
12 VDC
1.6A (max)
275 mA
300 mA
POWER MANAGEMENT COMMANDS
RMS Current
12 VDC
275 mA
6 mA
6 mA
RELEASED 10/21/10 (WD CONFIDENTIAL)
1
Power, Average
5 VDC
490 mA 12.9W
535 mA 6.0W
525 mA 6.3W
1
Power, Average
5 VDC
450 mA 5.6W
170 mA 0.92W
170 mA 0.92W
XL500S
1
1
2679-701211-A06