| FUNCTIONAL SPECIFICATIONS |
| |
Formatted storage capacity |
40 GB |
| |
Bytes per sector |
512 bytes |
| |
Seek time (track to track) |
1.5 typ. ms. typ. |
| |
Seek time (average) |
12 typ. (Read), 14 typ. (write) ms. typ. (read/write) |
| |
Seek time (full track) |
22 typ. ms. typ. (read/write) |
| |
Average latency time |
5.56 ms. |
| |
Rotational speed |
5,400 RPM |
| |
Interface |
ATA - 6 |
| |
Data Buffer Size |
8 MB |
| |
Data transfer rate (DMA mode 2) |
16.6 MB per second |
| |
Data transfer rate (PIO mode 4) |
16.6 MB per second |
| |
Data transfer rate (UDMA mode 2) |
33.3 MB per second |
| |
Data transfer rate (UDMA mode 4) |
66.6 MB per second |
| |
Data transfer rate (UltraATA) |
100 MB per second |
| |
Recording code |
MEEPRML |
| |
Head positioning method |
Rotary VCM Embedded Servo |
| |
Spindle start time |
4.0 seconds typical |
|
| PHYSICAL SPECIFICATIONS |
| |
Power requirement Voltage |
5V ±5% |
| |
Ripple |
100 mV P-P |
| |
Power requirement Spin up |
1.0A max. |
| |
Power requirement Read/write |
1.9 W typ. |
| |
Power requirement Idle (ready) |
0.80 W typ. |
| |
Power requirement Sleep |
0.1 W typ. |
| |
Form Factor |
2.5-inch x 9.5mm |
| |
Mounting screws |
M3 |
| |
Height |
9.5 mm |
| |
Width |
70 mm |
| |
Depth |
100 mm |
| |
Weight |
0.101 kg |
| |
Ambient temperature (operating) |
5 to 55 degrees C |
| |
Ambient temperature (non-operating) |
-40 to 65 degrees C |
| |
Maximum DE surface temperature (operating) |
60 deg. C |
| |
Gradient |
20 degrees C per hour |
| |
Relative humidity (operating) |
8 to 90 % RH (non-condensing) |
| |
Relative humidity (non-operating) |
5 to 95 % RH (non-condensing) |
| |
Maximum wet bulb |
29 (Op.)/ 40 (Non Op.) degrees C (non-condensing) |
| |
Vibration (operating) |
9.8m/s^2 (1.0G) (5 to 500Hz) |
| |
Vibration (non-operating) |
49m/s^2 (5.0G) (5 to 500Hz) |
| |
Shock (operating) |
2,205m/s^2 (300G) 2ms |
| |
Shock (non-operating) |
8,820m/s^2 (900G) 1ms / 1,176m/s^2 (120G) 11ms |
| |
Altitude (operating) |
-300 to 3,000 metres |
| |
Altitude (non-operating) |
-300 to 12,000 metres |
| |
Acoustic noise (at 1 metre idle) |
28 dBA typical |
| |
Acoustic noise (at 1 metre idle) |
2.6 bels |
|
| RELIABILITY |
| |
MTBF (Mean Time Between Failures) |
More than 300,000 power on hours |
| |
MTTR (Mean Time To Repair) |
30 minutes or less |
| |
Component life (years)
Design life used to calculate MTBF. NOT Warranty |
3 years |
| |
Component life (hours) |
20,000 power on hours |
| |
Unrecoverable errors |
1 per 10^13 bits read |
| |
Seek errors |
1 per 10^6 seeks |
| |
Load/Unload cycles |
600,000 cycles |
| |
Emergency Unload cycles |
20,000 cycles |
| |
ROHS Compliant |
Yes |
 "MHV2040AH 2.5"){kind=small}
 "MHV2040AH 2.5"){kind=small}
 "MHV2040AH 2.5"){kind=small}
 "MHV2040AH 2.5"){kind=small}
