Western Digital WD GREEN WD15NPVX, Technical Reference Manual

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WD Green MB500M-6Gb Table of Contents
2679-771422-A00 RELEASED 5/2/13 (WD CONFIDENTIAL) i
T
ABLE OF
C
ONTENTS
1. D
ESCRIPTION AND
F
EATURES
................................................................................................. 1
1.1 General Description ....................................................................................................................................................................... 1
1.2 Product Features ............................................................................................................................................................................ 1
2. S
PECIFICATIONS
....................................................................................................................... 3
2.1 Performance Specifications ......................................................................................................................................................... 3
2.2 Physical Specifications.................................................................................................................................................................. 4
2.2.1
Physical Dimensions ...................................................................................................................................................... 5
2.3 Mechanical Specifications............................................................................................................................................................ 6
2.4 Electrical Specifications................................................................................................................................................................ 7
2.4.1
Current Requirements and Power Dissipation ........................................................................................................ 7
2.4.2 Input Voltage Requirements ......................................................................................................................................... 7
2.4.3 Ripple................................................................................................................................................................................. 7
2.4.4 Power Connectors and Cables ................................................................................................................................... 7
2.4.5 ESD.................................................................................................................................................................................... 8
2.5 Environmental Specifications....................................................................................................................................................... 8
2.5.1
Shock and Vibration ....................................................................................................................................................... 8
2.5.2 Temperature and Humidity ........................................................................................................................................... 9
2.5.3 Thermocouple Location................................................................................................................................................. 9
2.5.4 Cooling ............................................................................................................................................................................10
2.5.5 Atmospheric Pressure .................................................................................................................................................10
2.5.6 Acoustics ........................................................................................................................................................................10
2.5.7 RoHS (Restriction of Hazardous Substances) ......................................................................................................10
2.6 Reliability Specifications .............................................................................................................................................................10
2.7 Agency Approvals.........................................................................................................................................................................11
2.8 Full Model Number Specification..............................................................................................................................................11
3. P
RODUCT
F
EATURES
.............................................................................................................. 12
3.1 SATA 6 Gb/s.................................................................................................................................................................................13
3.2 Advanced Format (AF) ................................................................................................................................................................13
3.3 Fluid Dynamic Bearings (FDB) ..................................................................................................................................................13
3.4 IntelliPower.....................................................................................................................................................................................13
3.5 Reduced Power Spinup (RPS) .................................................................................................................................................13
3.6 Perpendicular Magnetic Recording (PMR).............................................................................................................................14
3.7 System-on-Chip (SOC)..............................................................................................................................................................14
3.8 S.M.A.R.T. Command Transport (SCT)...................................................................................................................................14
3.8.1
Write Same ....................................................................................................................................................................14
3.8.2 Read/Write Long ..........................................................................................................................................................15
3.8.3 Temperature Reporting................................................................................................................................................15
3.9 Reliability Features Set................................................................................................................................................................15
3.9.1
Data Lifeguard™ ............................................................................................................................................................15
3.9.2 Thermal Management ..................................................................................................................................................16
3.9.3 Internal Environmental Protection System ..............................................................................................................16
3.9.4 Recoverable Errors .......................................................................................................................................................16
3.9.5 Unrecoverable Errors ...................................................................................................................................................16
3.9.6 Self Test ..........................................................................................................................................................................16
3.9.7 ATA Error Logging........................................................................................................................................................16
3.9.8 Defect Management.....................................................................................................................................................17
3.9.9 Automatic Defect Retirement.....................................................................................................................................17
3.9.10 Error Recovery Process...............................................................................................................................................17
3.10 Hot Plug Support..........................................................................................................................................................................17
3.11 Active LED Status ........................................................................................................................................................................18
3.12 Staggered Spinup and Activity Indication (SATA Power Pin 11) .....................................................................................18
3.12.1 Staggered Spinup ........................................................................................................................................................18
3.12.2 Activity Indication ..........................................................................................................................................................18
3.13 CacheFlow™ ..................................................................................................................................................................................18
3.13.1 Write Cache...................................................................................................................................................................19