Seagate Momentus 5400.3 - 120GB 5400RPM Ultra ATA-100Mb/s 8MB Cache 2.5" 9.5mm Laptop Hard Drive - ST9120822A


Warranty90 Day Warranty
AvailabilityYes - Ships in 1 to 2 Days
ManufacturerSeagate Technology
SeriesSeagate Momentus 5400.3
UPC Code890552607396

Product Specs

Product Specs
Capacity120 GB
Spindle Speed5400 RPM Fluid Dynamic (FDB) Motor
Cache Buffer8 MB Intelligent Caching
Advanced FormatNo
Form Factor2.5 Inch Internal Hard Drive
InterfacePATA (EIDE Ultra ATA-6)
Interface SpeedUltra ATA 100MB/sec
Data Transfer Rateup to 95MB/sec Host to/from Drive (Sustained)
Interface ConnectorPATA (40-Pin Signal and 4-Pin Power Connector)
Recording TechnologyPerpendicular Magnetic Recording (PMR) Technology
Life Expectancy300,000 Hours MTTF (Mean Time To Failures)
Workload Rating< 55 TB/yr (Workload Rate Limit) / 600,000 (Load/Unload Cycles)
Shock ResistanceOperating: 350Gs (2ms) / Non Operating: 900Gs (1ms)
Rohs CompliantYes
Dimensions(L x W x H) 100.5mm x 69.85mm x 9.5mm
ClassificationMainstream Drives

Key Features

  • Capacities up to 160GB
  • 5400 RPM Rotational Speed Motor
  • PATA (EIDE Ultra ATA-6) Interface
  • Low Power Consumption
  • Read Multiple and Write Multiple Command Support
  • Whisper Quiet with Fluid Dynamic Bearing (FDB) Motors
  • Native Command Queuing (NCQ) Technology
  • Full-track Multiple-Sector Transfer Capability
  • State-of-the-Art Cache and On-the-Fly Error-Correction Algorithms
  • Staggered Spin-up Technology
  • NoiseGuards Technology
  • SilentSeek Technology
  • Perpendicular Magnetic Recording (PMR) Technology
  • QuietStep Ramp Load Technology

Seagate Momentus 5400.3 Hard Drives

The Seagate Momentus 5400.3 drive is the first Seagate product to utilize perpendicular recording technology. This innovative technology enables Seagate to deliver the industry’s highest capacity of 160 GB in a single, 2.5-inch hard drive without sacrificing best-in-class features. The Momentus 5400.3 drives feature a 5400 RPM spindle speed, which provides a balance between performance and power consumption. They also utilize Seagate's Perpendicular Magnetic Recording (PMR) technology, which allows for higher data densities and improved reliability. In terms of interface, the Momentus 5400.3 drives support both the older Parallel ATA (PATA) interface and the newer Serial ATA (SATA) interface. They also feature a 8MB or 16MB cache, depending on the specific model. One of the key benefits of the Momentus 5400.3 drives is their low power consumption, which makes them ideal for use in portable devices where battery life is a concern. They also feature Seagate's G-Force Protection technology, which helps protect the drive from damage due to drops and other physical impacts. Overall, the Seagate Momentus 5400.3 drives are a solid choice for anyone looking for a reliable and efficient hard drive for their laptop or other portable device.

    Key Advantages

  • Nearly 50 percent more performance than systems with 4200-RPM drives.
  • 4200-RPM-like battery consumption enables higher productivity.
  • Robust design and high shock tolerance enable mobility in rugged laptop operating environments.
  • 350 Gs of operating shock and 900 Gs of nonoperating shock make the drive ideal for laptop PCs and industrial applications.
  • Best-in-class 5400-RPM laptop performance.

    Best-Fit Applications

  • Mainstream Laptop PCs
  • Mainstream Notebook PCs
  • Tablet PCs
  • External 2.5-inch Drives
  • MP3 Players
  • Printers and Copiers
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