Samsung M8 manual Power consumption, Rated, Power Requirements

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SPECIFICATIONS

3.5Power consumption

Table 3-5: Power consumption

DESCRIPTION

ST250LM004 ST320LM001 ST500LM012ST640LM001

ST750LM022 ST1000LM024

Rated

	Voltage	V	+5

	Current	A	0.85

	Power Consumption

	Start Up (25 C)	mA	1000

	Low Power Idle (25 C)	Watt	0.7

	Read/Write (25 C)	Watt	2.2

	Seek (25 C)	Watt	2.0

	Stand by (25 C)	Watt	0.2

	Sleep (25 C)	Watt	0.2

	Power Requirements

	Tolerance For + 5V	%	+/- 5

	Ripple, 0-30MHz	mVp-p	100

	Supply Rise Time	us/	10us-100ms
	Supply Rise Time	msec	10us-100ms
		msec
	Supply Fall Time	Sec	<5

1)Random seek: 30% Duty cycle seek commands with logical random location.

2)Read/Write @ OD: On track Read/Write operation at OD, 256 sector commands.

Spinpoint M8 Product Manual REV 2.3

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Contents M8 Product Manual Page Table of Contents Servo System Read and Write Operations Read Fpdma Queued 60h Read Log Extended 2Fh Read Long 22h Table of Tables Scope User DefinitionManual Organization Reference SataIntroduction DescriptionKey Features Hardware Requirements Standards and Regulations Spindle speed RPM RPM Class Specifications Specification Summary SpecificationsPhysical dimensions Physical SpecificationsLogical Configurations Physical SpecificationsPerformance Specifications Rated Power consumptionPower consumption Power RequirementsEnvironmental Specifications Environmental Specifications15.0 Reliability Specifications Space Requirements InstallationMounting Unpacking InstructionsOrientation Mounting DimensionsMounting-Screw Clearance ClearanceCable Connectors VentilationSata Connectivity Serial ATA Management PowerHDD Power, Sata Interface, and Factory Jumper Connector Pin Locations on the Drive Pcba DC Power Connector and SATA-Bus Interface Cable Connections Drive InstallationDisk Drive Operation Head / Disk Assembly HDABase Casting Assembly DC Spindle Motor AssemblyCoverAssembly Air Filtration System Disk Stack AssemblyHead Stack Assembly Voice Coil Motor and Actuator Latch AssembliesDigital Signal Process and Interface Controller Drive ElectronicsDisk Controller DDR Buffer Control Block Host Interface Control BlockDisk Control Block Disk Ldpc Control BlockFrequency Synthesizer Automatic Gain Control Power ManagementRead/Write IC Time Base GeneratorAnalog to Digital Converter ADC and FIR Analog Anti-Aliasing Low Pass FilterServo System Read and Write OperationsRead Channel Firmware Features Write ChannelRead Caching Write Caching Smart Defect ManagementAutomatic Defect Allocation Multi-burst ECC CorrectionSata Terminology Sata II InterfaceSpinpoint M8 Product Manual REV Signal Descriptions Physical Interface Signal SummaryRegisters When read When written2 I/O Register Address Control Block Register DescriptionsDevice Control Register ex F6h Command Block Register DescriptionsFeatures Register and Feature Extended Register Ex F1h Error Register Ex F1hDevice Register Ex F6h Command Register Ex F7hStatus Register Ex F7h Auto-Activate in DMA Setup FIS Sata II Feature SETDevice Activity Signal Staggered Spin-up Disable ControlPhy. Event Counters Sata Power Management Software Settings PreservationATA Command Descriptions Command TableCommand Code Parameters Check Power Mode E5h Command DescriptionsDownload Micro Code 92h Device Configuration Overlay B1hDevice Configuration Overlay Feature Register Values CommandDevice Configuration Identify data structure Word Content Format Track 50h Execute Device Diagnostics 90hDiagnostic Codes Flush Cache E7h, EAh extendedIdentify Device information Content Description=the fields reported in word 88 are valid EXT =Media Card Pass Through command feature set supported WWN Word Content DescriptionAutomatic Standby Timer Periods Idle E3hIdle Immediate E1h Read DMA C8h, 25h extended Initialize Device Parameters 91hNOP 00h Read Buffer E4hRead Multiple Command C4h, 29h extended Read Log Extended 2FhRead Long 22h Read Native Max Address F8h, 27h extended Read Sectors 20h, 24h extendedRead Verify Sectors 40h, 41h extended Security Erase Unit F4h Security Disable Password F6hRecalibrate 10h Security Erase Prepare F3hSecurity Freeze Lock F5h Security Set Password F1hSecurity Erase Unit Password Word Content Security Set Password data contentSeek 7xh Set Features EFhIdentifier Level Command result Security Unlock F2h12 Transfer Mode Values 11 Set Features Register DefinitionsSleep E6h Set Multiple Mode C6h13 Set Max Feature Register Values Set Max Address F9h, 37h extendedSmart B0h 14 Smart Feature Registers ValuesSmart disable operations D9h Smart enable/disable attribute auto-save D2hSmart execute off-line immediate D4h Smart enable operations D8h15 Device Smart Data Structure Smart read data D0hData Structure Revision Number 16 Smart Attribute Status Flags Bit Name Description18 Off-line Data Collection Status Values 17 Smart Attribute Data List19 Self-test Execution Status Values Self-test execution status byteSmart read log sector D5h Smart return status DAhSmart write log sector D6h Write Fpdma Queued 61h Standby Immediate E0hWrite Buffer E8h Write DMA CAh, 35h extendedWrite Multiple Command C5h, 39h extended Write Long 32hWrite Sectors 30h, 34h extended Spinpoint M8 Product Manual REV Maintenance Maintenance PrecautionsGeneral Information HDD handling guide -Please handle HDD by side surfaces HDD handling guide Prevent Shocks Service and Repair