Seagate ST35000414SS, ST35000415SS manual ConstellationES Series SAS Product Manual, Rev. D

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Table 2:	2000GB drive (Standard & SED model) DC power requirements

								3.0Gb mode		6.0Gb mode

							Notes	(Amps)	(Amps)	(Amps)	(Amps)

Voltage								+5V	+12V [4]	+5V	+12V [4]

Regulation							[5]	±5%	±5% [2]	±5%	±5% [2]

							[1] [7]	0.41	0.43	0.42	0.43
Avg idle current DCX							[1] [7]	0.41	0.43	0.42	0.43
Advanced idle current
Advanced idle current

	Idle_A							0.40	0.43	0.42	0.43

	Idle_B							0.22	0.37	0.23	0.37

	Idle_C/ Standby_Y							0.22	0.21	0.23	0.21

	Standby_Z							0.22	0.02	0.23	0.02
Maximum starting current
Maximum starting current
	(peak DC) DC					3σ	[5]	0.66	2.08	0.67	2.08
	(peak AC) AC					3σ	[5]	0.81	2.84	0.85	2.84
						3σ
Delayed motor start (max) DC						3σ	[1] [6]	0.36	0.03	0.39	0.03
Peak operating current (random read):
Peak operating current (random read):
							[1] [6]	0.53	0.64	0.55	0.64
	Typical DCX						[1] [6]	0.53	0.64	0.55	0.64
	Maximum DC					3σ	[1]	0.57	0.66	0.59	0.66
	Maximum (peak) DC					3σ		1.11	1.67	1.17	1.67
Peak operating current (random write)
								0.58	0.60	0.59	0.60
	Typical DCX							0.58	0.60	0.59	0.60
	Maximum DC					3σ		0.62	0.61	0.63	0.61
	Maximum (peak) DC					3σ		1.25	1.76	1.25	1.76
Peak operating current (sequential read)
								0.94	0.49	0.96	0.49
	Typical DCX							0.94	0.49	0.96	0.49
	Maximum DC					3σ		0.97	0.50	1.00	0.50
	Maximum (peak) DC					3σ		1.11	0.72	1.19	0.72
Peak operating current (sequential write)
								1.02	0.49	1.03	0.49
	Typical DCX							1.02	0.49	1.03	0.49
	Maximum DC					3σ		1.06	0.50	1.07	0.50
	Maximum (peak) DC					3σ		1.25	0.68	1.27	0.68

22	ConstellationES Series SAS Product Manual, Rev. D

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Contents Standard Models ST32000444SS ST31000424SS ST3500414SSST32000445SS ST31000425SS ST3500415SS Self-Encrypting Drive ModelsRevision history Contents About self-encrypting drives Defect and error managementInstallation Interface requirementsSeagate Technology support services ConstellationES Series SAS Product Manual, Rev. D List of Figures ST32000444SS & ST32000445SS model current profilesConstellationES Series SAS Product Manual, Rev. D Scope Electromagnetic compatibility Applicable standards and reference documentationStandards Electromagnetic susceptibilityAustralian C-Tick Electromagnetic complianceElectromagnetic compliance for the European Union Korean KCCReference documents European Union Restriction of Hazardous Substances RoHSGeneral description Standard features Media descriptionFormatted capacities PerformanceReliability Programmable drive capacityFactory-installed options Seek performance characteristics Performance characteristicsInternal drive characteristics Access timeGeneral performance characteristics Start/stop timePrefetch/multi-segmented cache control Cache operationCaching write data Prefetch operationRecoverable Errors Reliability specificationsError rates Unrecoverable ErrorsInterface errors Reliability and serviceSeek errors Preventive maintenancePerformance impact 4 S.M.A.R.TControlling S.M.A.R.T Reporting controlTemperature Log Page 0Dh Parameter Code Description Predictive failuresThermal monitor DST failure definition State of the drive prior to testingDrive Self Test DST ImplementationExtended test Function Code 010b Short and extended testsShort test Function Code 001b Log page entriesProduct warranty ShippingProduct repair and return information Physical/electrical specifications PowerChoiceTM power managementPowerChoice modes AC power requirements DC power requirementsConstellationES Series SAS Product Manual, Rev. D ConstellationES Series SAS Product Manual, Rev. D Page General DC power requirement notes Power sequencingConducted noise immunity Current profiles ST32000444SS & ST32000445SS model current profilesST31000424SS & ST31000425SS model current profiles ST3500414SS & ST3500415SS model current profiles Power dissipation ST32000444SS and ST32000445SS in 3Gb operationST32000444SS and ST32000445SS in 6Gb operation ST31000424SS and ST31000425SS in 3Gb operation ST31000424SS and ST31000425SS in 6Gb operation ST3500414SS CURRENT/POWER vs Throughput SAS 3.0GB ST3500414SS and ST3500415SS in 3Gb operationOs per Second ST3500414SS and ST3500415SS in 6Gb operation Temperature a. Operating Environmental limitsRelative humidity Effective altitude sea level a. Operating Shock and vibrationShock Recommended mounting Acoustics Air cleanlinessVibration a. Operating-normal Corrosive environmentElectromagnetic susceptibility Mechanical specifications Mounting configuration dimensionsAbout self-encrypting drives Controlled accessAdmin SP Data encryptionDrive locking Default passwordRandom number generator RNG Data bandsSupported commands Authenticated firmware downloadPower requirements Cryptographic eraseDefect and error management Drive internal defects/errorsDrive error recovery procedures SAS system errors Background Media Scan Media Pre-ScanDeferred Auto-Reallocation Idle Read After Write Installation Drive orientationCooling Air flowDrive mounting GroundingSAS features Interface requirementsDual port support Scsi commands supported Supported commandsSupported commands Supported commands Supported commands Mode Sense data Inquiry dataConstellation ES inquiry data Page Mode Data Header 74 70 6d b0 00 00 02 3a 38 60 30 00 00 02 Miscellaneous operating features and conditions Miscellaneous featuresMiscellaneous status SAS physical interface Datum B Section C C Section a a Electrical description Physical characteristicsConnector requirements Pin descriptionsSAS transmitters and receivers Signal characteristicsPower Ready LED OutDifferential signals SAS-2 Specification ComplianceLED drive signal General interface characteristicsWeb Seagate Technology support servicesWarranty Support Direct.seagate.com Spp.seagate.com Presales SupportData Recovery Services Call Center Toll-free Direct dial Technical Support Warranty ServiceData Recovery Services Authorized Service Centers Presales SupportIndex NumericsKCC Msid Mtbf See also cooling Page ConstellationES Series SAS Product Manual, Rev. D Page Seagate Technology LLC