Toshiba SPECIFICATIONS -MK3019GAX HDD2172, General, Functionality, Reliability, Electrical

SPECIFICATIONS –MK3019GAX (HDD2172)

General
Model	MK3019GAX (HDD2172)
Interface	ATA-2/3/4/5
Motor	Fluid Dynamic Bearing (FDB)
Functionality
Formatted Capacity	30.0056GB*
Rotational Speed	5,400rpm
Avg. Rotational Latency	5.55/ms
Spin-up Time	4sec (typical)
Buffer	16MB
Seek Time (Average)	12
Internal Transfer Rate	200.8 ~ 333.2 Mbits/sec (max)
Host Transfer Rate	100Mbytes/sec

*Toshiba defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes.

Internal Drive Characteristics
Number of Disks	2
Number of Read/Write Heads	3
Track Density (TPI)	57.1k
User Data Cylinders	33,440
Logical Cylinders	16,383
Logical Heads	16
Logical Sectors/track	63
Bytes per Sector	512
Logical Blocks (LBA)	56,605,120
Reliability
Preventative maintenance	None
Nonrecoverable read errors	1 error per 1013 bits read
Electrical
Voltage	5V 5%
Power Consumption
Start	5.0W typ
Seek	2.9W typ
Read/Write	2.5W typ
Sleep	0.1W typ
Energy Consumption Efficiency 0.028W/GB avg
Shock
Operating	1,960m/s2 (200G)(2msec)
Non-Operating	7,840m/s2 (800G)(1msec)

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