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Details
Details
| Hard Disk Model | WDC WD400BB | ||||||||||
| Disk Family | Caviar | ||||||||||
| Form Factor | 3.5" | ||||||||||
| Capacity | 40 GB (40 x 1 000 000 000 bytes) | ||||||||||
| Number Of Disks | 1 | ||||||||||
| Number Of Heads | 1 | ||||||||||
| Rotational Speed | 7200 RPM | ||||||||||
| Rotation Time | 8.33 ms | ||||||||||
| Average Rotational Latency | 4.17 ms | ||||||||||
| Disk Interface | Ultra-ATA/100 | ||||||||||
| Buffer-Host Max. Rate | 100 MB/seconds | ||||||||||
| Buffer Size | 2048 KB | ||||||||||
| Drive Ready Time (typical) | 7 seconds | ||||||||||
| Average Seek Time | 8.9 ms | ||||||||||
| Track To Track Seek Time | 2 ms | ||||||||||
| Full Stroke Seek Time | 21 ms | ||||||||||
| Width | 101.6 mm (4.00 inch) | ||||||||||
| Depth | 147 mm (5.79 inch) | ||||||||||
| Height | 25.4 mm (1.00 inch) | ||||||||||
| Acoustic (Idle) | 3.0 Bel | ||||||||||
| Acoustic (Min performance and volume) | 3.1 Bel | ||||||||||
| Acoustic (Max performance and volume) | 3.2 Bel | ||||||||||
| Required Power For Spinup | 980 mA | ||||||||||
| Power Required (Seek) | 7.5 W | ||||||||||
| Power Required (Idle) | 7.1 W | ||||||||||
| Power Required (Standby) | 1.3 W | ||||||||||
| Manufacturer |
Western Digital Corporation
Additional Info Additional Info
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Donor Drives is a hard drive refurbisher and a leading data recovery parts supplier with over 30,000 of unique products in stock. We partner with data recovery service providers and equipment manufacturers to enable quick and easy parts search. Read MoreKey FeaturesCompany Info |