Seagate ST3300656FC, ST3146356FC manual Physical/electrical specifications, AC power requirements

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6.0Physical/electrical specifications

This section provides information relating to the physical and electrical characteristics of the drive.

6.1AC power requirements

None.

6.2DC power requirements

The voltage and current requirements for a single drive are shown below. Values indicated apply at the drive connector. Notes are shown following table 4.

Table 2: DC power requirements for ST3450856FC model

							1 Gbit		2 Gbit		4 Gbit

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

Voltage							+5V	+12V [2]	+5V	+12V [2]	+5V	+12V [2]

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

						[1] [7]	0.55	0.77	0.58	0.77	0.63	0.76
Avg idle current DCX						[1] [7]	0.55	0.77	0.58	0.77	0.63	0.76

Maximum starting current
(peak DC) DC					3σ	[3]	0.71	1.93	0.74	1.93	0.98	1.93
(peak AC) AC					3σ	[3]	0.89	4.68	0.92	4.55	1.14	4.64

Delayed motor start (max) DC					3σ	[1] [4]	0.49	0.03	0.51	0.04	0.59	0.04

Peak operating current:
						[1] [6]	0.58	1.16	0.63	1.17	0.68	1.16
Typical DCX						[1] [6]	0.58	1.16	0.63	1.17	0.68	1.16
Maximum DC					3σ	[1]	0.59	1.20	0.64	1.20	0.68	1.20
Maximum (peak) DC					3σ		1.06	2.80	1.12	2.78	1.18	2.76

Cheetah 15K.6 FC Product Manual, Rev. A

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Contents

ST3450856FC ST3300656FC ST3146356FC Cheetah 15K.6 FCPage Contents Installation Defect and error managementInterface requirements Seagate Technology support services Cheetah 15K.6 FC Product Manual, Rev. a List of Figures Page Scope Cheetah 15K.6 FC Product Manual, Rev. a Electromagnetic susceptibility Applicable standards and reference documentationStandards Electromagnetic compatibilityEuropean Union Restriction of Hazardous Substances RoHS Ncits TR-20 Reference documentsCheetah 15K.6 FC Product Manual, Rev. a General description Media description Standard featuresFormatted capacities Factory-installed optionsPerformance ReliabilityUser-installed accessories Access time Performance characteristicsInternal drive characteristics Seek performance characteristicsPrefetch/multi-segmented cache control Format command execution time minutesGeneral performance characteristics Start/stop timeCaching write data Cache operationPrefetch operation Unrecoverable Errors Reliability specificationsError rates Recoverable ErrorsPreventive maintenance Reliability and serviceSeek errors Interface errorsMilliseconds 4 S.M.A.R.TControlling S.M.A.R.T Performance impactThermal monitor Reporting controlDetermining rate Predictive failures DST failure definition State of the drive prior to testing Parameter Code Description Drive Self Test DSTExtended test Function Code 010b Invoking DSTShort and extended tests Short test Function Code 001bProduct repair and return information Product warrantyAbort ShippingCheetah 15K.6 FC Product Manual, Rev. a DC power requirements for ST3450856FC model Gbit Amps Physical/electrical specificationsAC power requirements DC power requirementsDC power requirements for ST3146356FC model Gbit Amps DC power requirements for ST3300656FC model Gbit AmpsCurrent profiles General DC power requirement notesPower sequencing Conducted noise immunityTypical ST3450856FC current profiles Typical ST3300656FC current profiles Typical ST3146356FC current profiles ST3450856FC Power dissipationST3300656FC Environmental limits TemperatureST3146356FC Shock Relative humidityEffective altitude sea level Shock and vibrationPackage size Packaged/product weight Drop height Recommended mounting Corrosive environment Air cleanlinessVibration AcousticsRoHS compliance statement Mounting configuration dimensions Mechanical specificationsCheetah 15K.6 FC Product Manual, Rev. a Drive internal defects/errors Defect and error managementDrive error recovery procedures Page Background Media Scan FC-AL system errorsDeferred Auto-Reallocation Media Pre-ScanIdle Read After Write Cheetah 15K.6 FC Product Manual, Rev. a Cooling InstallationDrive ID/option selection Drive orientationAir flow Drive mountingGrounding Cheetah 15K.6 FC Product Manual, Rev. a Interface requirements FC-AL featuresFibre Channel link service frames Link services supported Type of frameFibre Channel task management responses Fibre Channel task management functionsFC Scsi FCP response codes Function name Response code NPort login Plogi payload Bytes Fibre Channel port loginProcess Login Plri payload Fibre Channel port login acceptFibre Channel Process Login NPort Login Accept ACC payload BytesFabric Login Flogi payload Bytes Fibre Channel Process Login AcceptFibre Channel fabric login Process Login Accept ACC payload BytesFabric Login Accept ACC payload Bytes Fibre Channel fabric accept loginOption Supported Dual port supportFibre Channel Arbitrated Loop options FC-AL options supportedSupported commands Command code Command name Scsi commands supportedVerify error recovery page 07h Cheetah 15K.6 FC Product Manual, Rev. a Temperature page 0Dh Inquiry data Mode Sense dataCheetah 15K.6 FC inquiry data Bytes Data hex Page Mode Data Header 000000 Cheetah 15K.6 FC Product Manual, Rev. a Miscellaneous status Miscellaneous operating features and conditionsMiscellaneous features Supported Feature or conditionFC-AL physical interface Physical characteristicsPhysical description Electrical description Connector requirementsPin descriptions Pin Signal name Signal type FC-SCA pin descriptions Pin Signal name Signal typeFC-AL transmitters and receivers Fault LED Out PowerActive LED Out Enable port bypass signalsMotor start controls 11 SEL6 through SEL0 ID lines Parallel Enclosure Services Interface ESIArbitrated loop physical address Alpa values SettingHex Dec TTL input characteristics Signal characteristicsDevice control codes FC Differential output LED driver signalsFC Differential input Receive eye diagram Eye diagram data values Link rate GHz Cheetah 15K.6 FC Product Manual, Rev. a Technical Support Seagate Technology support servicesInternet Presales SupportData Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Numerics IndexFAN Flogi Plogi Page See also cooling

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