Toshiba MK4050GAC Fascicule
MKxx50GAC 02/2012
4,200 RPM
2.5-Inch Automotive-Grade Hard Disk Drive
1
One Gigabyte (1GB) means 10
9
= 1,000,000,000 bytes using powers of 10. A computer
operating system, however, reports storage capacity using powers of 2 for the definition of
1GB = 2
1GB = 2
30
= 1,073,741,824 bytes, and therefore shows less storage capacity. Available storage
capacity will also be less if the computer includes one or more pre-installed operating systems,
pre-installed software applications, or media content. Actual formatted capacity may vary.
pre-installed software applications, or media content. Actual formatted capacity may vary.
Subject to Change: While Toshiba has made every effort at the time of publication to ensure the
accuracy of the information provided herein, product specifications, configurations, prices, system/
component/options availability are all subject to change without notice.
accuracy of the information provided herein, product specifications, configurations, prices, system/
component/options availability are all subject to change without notice.
© 2012 Toshiba America Information Systems, Inc. All rights reserved.
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www.toshibastorage.com
MK4050GAC MK8050GAC
Series Overview
Drive Capacity
40GB
1
80GB
1
Drive Interface
Parallel ATA, ATA-7
Number of Platters (disks)
1
Number of Data Heads
2
RoHS Compliant
Yes
Transfer Rate to Host
100MB/sec
Performance
Track-to-track Seek
3ms
Average Seek Time
16ms
Rotational Speed
4,200 RPM
Average Latency
7.14ms
Buffer Size
8MB
Power Requirements
Voltage
5V (+/-5%)
Spin up (start) Power
5.5 watts (-20° to 85°C) / 6.5 watts (-30° to -20°C)
Seek Power
2.3 watts
Read/Write Power
2.0 watts
Active Idle Power
1.0 watts
Low Power Idle
0.8 watts
Standby Power
0.25 watts
Sleep Power
0.1 watts
Physical Size
Dimensions (W) x (D) x (H)
69.85 mm (2.75 in) x 100.0 mm (3.94 in) x 9.5 mm (0.37 in)
Weight
98 g (3.46 oz)
Environmental
Temp - Operating
-30° to 85°C (-22° to 185°F)
Temp - Non-Operating
-40° to 95°C (-40° to 203°F)
Vibration - Operating
29.4m/s
2
, (3G) 5-50Hz / 19.6m/s
2
, (2.0G) 50-200Hz
Vibration - Non-Operating
49 m/s² (5G) 10 to 500Hz
Shock - Operating
2,940m/s
2
, (300G) 2.0ms,1/2sine / 980m/s
2
, (100G) 11ms,1/2sine
Shock - Non-Operating
7,840 m/s² (800G) 1.0ms, 1/2sine
Altitude - Operating
-300 to 5,500 m
Altitude - Non-Operating
-300 to 12,000 m
Acoustics
Acoustics (idle)
22 dB
Acoustics (seek)
22 dB
Limited Warranty
Limited Warranty
3 years (from date of purchase)