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Toshiba MK8025GAS 80GB Laptop Hard Drive

Part# 830471

Toshiba MK8025GAS 80GB Laptop Hard Drive


Toshiba MK8025GAS 80GB 4200RPM Laptop Hard Drive

Providing capacious storage in a slim form factor, Toshiba MK8025GAS 80GB 2.5-inch hard disk drive is an ideal solution for mobile computing and consumer electronics. With an areal density of 64.8 gigabits per square inch and a super slim package measuring 9.5mm high, Toshiba's MK8025GAS hard disk drive accommodates the storage needs of multi-functional mobile PCs and other applications, such as telecommunications products, printers, copiers, GPS systems and MP3 players.


  • 80GB capacity
  • Rotational speed of 4,200rpm
  • 12ms Average Seek Time
  • 8MB Buffer
  • 9.5mm High
  • 2.5" sized drive 
  • ATA-6 Interface
  • Fluid Dynamic Bearing (FDB) motor drive
  • 100MB/sec Transfer Rate
  • 300,000 MTTF Hours
  • One year manufacturer warranty


Data Storage Physical:
Per drive, formatted 80.012GB
Data Heads 4
Number of Disks 2
Logical Configuration:
Heads 16
Cylinders 16,383
User Sectors/Track at zone 0 63
Logical Blocks (LBA) 156,301,488
Rotational Speed: 4,200rpm
Data Transfer Rate:
Max transfer rate to host 100MB/sec
Seek Time:
Track-to-track 2ms
Average 12ms
Maximum 22ms
Average Latency: 7.14ms
Interface: ATA-2/3/4/5/6
Buffer: 8,192KB
Nominal Power Requirements:
Logic +5V(5%)
Start 4.7watts
Seeking 2.6watts
Reading/Writing 2.3watts
Idle 0.9watts
Standby 0.25watts
Sleep 0.1watts
Physical & Environmental Specs
Height 0.37" (9.5mm)
Width 2.75" (69.85mm)
Depth 3.94" (100mm)
Weight: 3.49 oz (99g)
Ambient Temperature:
Operating 41 - 131F (5 to 55C)
Non-Operating -4 - 140F (-20 to 60C)
Shipping -40 - 158F (-40 to 70C)
Vibration and Shock:
Operating Vibration 9.8 m/s2 (1.0G), 5 - 500 Hz
Operating Shock 200g
Non-Operating Shock 800g
Reliability Characteristics
MTTF (Power on hours): 300,000
Preventive Maintenance: None
Error Rates:
Non-recoverable 1 in 1013 bits
Seek 1 in 106 seeks
Product Life: 5 years or 20,000 power ON hours

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