Scorpio Blue 2.5" Laptop HDD, 640GB, 5400rpm, 8MB, SATA WD6400BEVT Technikai adatlap

Tech. Spec. Info : WD Scorpio Blue 2.5" 640 GB, SATA 3 Gb/s, 8 MB Cache, 5400 RPM

Performance Specifications
Rotational Speed 5,400 RPM (nominal)
Buffer Size 8 MB
Average Latency 5.50 ms (nominal)

Seek Times
Read Seek Time 12.0 ms
Track-To-Track Seek Time 2.0 ms (average)

Transfer Rates
Buffer To Host (Serial ATA) 3 Gb/s (Max)

Physical Specifications
Formatted Capacity 640,135 MB
Capacity 640 GB
Interface SATA 3 Gb/s
User Sectors Per Drive 1,250,263,728

Physical Dimensions
Metric
Height 9.5 mm
Length 100.2 mm
Width 69.85 mm
Weight 0.117 kg


Environmental Specifications
Acoustics
Idle Mode 24 dBA (average)
Seek Mode 0 26 dBA (average)

Temperature (Metric)
Operating -0° C to 60° C
Non-operating -40° C to 65° C
Humidity
Operating 8% to 95% Non-condensing
Non-operating 5-95% RH non-condensing
Altitude (Metric)
Operating -305M to 3,050M
Non-operating -305M to 12,200M

Vibration
Operating 0.00459 g2/Hz (10 to 500 Hz)
Non-operating 0.05102 g2/Hz (10 to 500 Hz)

Electrical Specifications
Current Requirements
5 VDC
Read/Write 500 mA
Idle 400 mA
Standby 50 mA
Sleep 20 mA

Power Dissipation
Read/Write 2.50 Watts
Idle 0.85 Watts
Standby 0.25 Watts
Sleep 0.10 Watts

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