Seagate ST3750330SV, ST31000340SV, ST3250310SV, ST3500320SV manual DC power requirements

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Table 3:	DC power requirements

Power dissipation
(1TB models)		Avg (watts 25° C)	Avg 5V typ amps	Avg 12V typ amps

Spinup		—	—	2.0 (peak)

Idle*		8.22	0.34	0.54

Operating (CE seek profile)		9.78	0.39	0.65

Standby		1.38	0.19	0.04

Sleep		1.38	0.19	0.04


Power dissipation
(750GB model)		Avg (watts 25° C)	Avg 5V typ amps	Avg 12V typ amps

Spinup		—	—	2.0 (peak)

Idle*		7.24	0.32	0.47

Operating (CE seek profile)		8.18	0.40	0.52

Standby		1.24	0.16	0.04

Sleep		1.24	0.16	0.04


Power dissipation
(500GB model)		Avg (watts 25° C)	Avg 5V typ amps	Avg 12V typ amps

Spinup		—	—	2.0 (peak)

Idle*		6.42	0.35	0.39

Operating (CE seek profile)		7.28	0.41	0.44

Standby		1.12	0.18	0.02

Sleep		1.12	0.18	0.02


Power dissipation
(250GB model)		Avg (watts 25° C)	Avg 5V typ amps	Avg 12V typ amps

Spinup		—	—	2.0 (peak)

Idle*		5.34	0.42	0.27

Operating (CE seek profile)		8.00	0.64	0.40

Standby		1.08	0.12	0.04

Sleep		1.08	0.12	0.04

*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.

12	SV35.3 Series Serial ATA Product Manual, Rev. B

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Contents SV35.3 Series Serial ATA ST31000340SV ST3750330SV ST3500320SV ST3250310SVRevision history Revision DateContents SV35.3 Series Serial ATA Product Manual, Rev. B List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specification ST31000340SV ST3750330SV ST3500320SV System will display the warranty information for your drive Drive specifications summary for 250 Gbyte models Drive specification ST3250310SVTem will display the warranty information for your drive Formatted capacity Default logical geometryLBA mode Cylinders Read/write heads Sectors per trackRecording and interface technology Physical characteristicsDrive specification Models ST31000340SV, ST3750330SV & ST3500320SV ST3250310SVTypical seek times msec Read Write Seek timeStart/stop times TB models GB modelsPower specifications DC power requirements Conducted noise Voltage toleranceIdle mode Power-management modesActive mode Sleep modeEnvironmental specifications Nonoperating shock 4, 3 and 2 disc models ShockOperating shock Nonoperating shock 1 disc modelsFluid Dynamic Bearing FDB motor acoustics AcousticsElectromagnetic immunity Radio frequency environmentsReliability Agency certification Environmental protection China Restriction of Hazardous Substances RoHS DirectiveCorrosive environment SV35.3 Series Serial ATA Product Manual, Rev. B Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingSV35.3 Series Serial ATA Product Manual, Rev. B Serial ATA Sata interface Hot-Plug compatibilitySignal Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions PowerPage Supported ATA commands Supported ATA commandsCommand name Command code in hex F6H E8H Identify Device command Word Description ValueXxxxH Xx3FH Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesF1 H 3 S.M.A.R.T. commands A.R.T. commandsCode in features register A.R.T. command SV35.3 Series Serial ATA Product Manual, Rev. B Internet Presales SupportTechnical Support Warranty Service Data Recovery Services Authorized Service CentersData Recovery Services Call Center Toll-free Direct dialFAX Index ITE Page SV35.3 Series Serial ATA Product Manual, Rev. B Page Seagate Technology LLC