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HP 188120-B22 SCSI Hard Drive

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HP / Compaq Original 188120-B22 9GB 15K U320 80pin SCA SCSI Hard Drive – Brand New

These drives are ideal for the most demanding high-bandwidth and high-capacity enterprise server applications. The Ultra320 interface includes features such as packetization and quick arbitrate and select, which greatly increase data throughput.

HP Part # 188120-B22 / 306641-004

SKU: 188120-B22 Category: Tags: , ,
Description MAS3735 MAS3367 MAS3184
Functional Specifications
Capacity (formatted) 73.5 GB 36.7 GB 18.4 GB
Disks/heads 4/8 2/4 1/2
Disk media diameter 2.75 in.
Bytes/sector 512
Cylinders 27,100
Logical blocks 143,552,136 71,819,496 35,890,512
Recording density 580,000 BPI
Track density 60,000 TPI
Buffer size 8192 KB
Interfaces Ultra320 SCSI (68 or 80 pin) and 2 GB/s Fibre Channel Ultra320 SCSI (68 or 80 pin)
Seek time Track to track Read: 0.3 ms (typ) / Write: 0.5 ms (typ)
Average Read: 3.3 ms (typ) / Write: 3.8 ms (typ)
Full stroke Read: 8.0 ms (typ) / Write: 9.0 ms (typ)
Data transfer rate To/from media 93.1 to 118.2 MB/s
To/from host Ultra320 SCSI – 320 MB/s (max.) / Fibre Channel – 212.5 Mb/s (max.) Ultra320 SCSI – 320 MB/s (max.)
Start time 30 s (typ)
Stop time 30 s (typ)
Rotational speed (RPM) 15,000
Average latency 2.00 ms
Power consumption, idle SCSI 11.3 W 8.5 W 7.5 W
FC 13.0 W 10.2 W N/A
Spindle motor FDB (Fluid Dynamic Bearings)
Physical Specifications
Power requirements Idle (ready) 11.3 W (typ) 8.5 W (typ) 7.5 W (typ)
Spin-up 12V @ 2.5 A
5V @ 0.85 A
Dimensions Height 25.4 mm (1.0 in.)
Width 101.6 mm (4.0 in.)
Depth 146.0 mm (5.75 in.)
Weight 0.80 kg (1.76 lb.)
Drive temperature Operating 5Ā°C to 55Ā°C
Non-operating -40Ā°C to 70Ā°C
Gradient 15Ā°C/H max
Relative humidity Operating 5% to 95% (non-condensing)
Non-operating 5% to 95% (non-condensing, with packaging)
Vibration Operating 1.0 G (20 to 300 Hz)
Non-operating 5.0 G (20 to 300 Hz)
Shock Operating 65 G (half-sine pulse, 2 ms duration)
Rotational – 25,000 rad/sec2. @ 2 ms.
Non-operating 250 G (half-sine pulse, 2 ms duration)
Altitude Operating -984 to 9,843 ft.
Non-operating -984 to 39,370 ft.
Acoustics Ā  Idle < 3.6 bels
Reliability Specifications
MTBF 1,200,000 hours
MTTR No field repairable parts, return to factory for repair.
Start/stop cycles 20,000 cycles
Error Rate Seek error 10 per 108Ā seeks
Non-recoverable read error 1 per 1015Ā bits read

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