Seagate Momentus 5400.4 ST9120817AS Product Manual page 12

Table 1: Drive specifications
Drive specification
Full-stroke seek (msec)
Startup current, +5V (typical)
Seek power (typical)
Read/write power (typical)
Idle mode, low power (typical)
Standby mode
Sleep mode
Voltage tolerance (including noise)
Ambient operating temperature
Temperature gradient (°C per hour max)
Relative humidity
Relative humidity gradient
Wet bulb temperature (°C max)
Altitude, operating
Altitude, nonoperating
(meters below mean sea level, max)
Shock, operating (Gs max at 2 msec)
Shock, nonoperating (Gs max at 2 msec)
Shock, nonoperating (Gs max at 1 msec)
Shock, nonoperating (Gs max at 0.5 msec) 600
Vibration, operating
Vibration, nonoperating
Drive acoustics, sound power (bels)
Idle**
Performance seek
Nonrecoverable read errors
Annualized Failure Rate (AFR)
Load/Unload (U/UL) cycles
25°C, 50% relative humidity
32°C, 80% relative humidity
5°C, 80% relative humidity
5°C, 10% relative humidity
55°C, 16% relative humidity
Warranty
Supports Hotplug operation per Serial ATA
Revision 2.5 specification
*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment
and formatting.
4
ST9250827AS ST9200827AS
20 (typical); 24 (max)
1.0 amps
2.0 watts
Read: 2.0 watts; Write: 1.6 watts
0.6 watts
0.20 watts (typical)***
0.20 watts (typical)***
+5V ± 5%
0° to 60°C (operating), –40° to 70°C (nonoperating)
20°C (operating)
35°C (nonoperating)
5% to 95% (operating)
5% to 95% (nonoperating)
30% per hour max
37.7 (operating)
40 (nonoperating)
–304.8 m to 3,048 m (–1,000 ft to 10,000
–304.8 m to 12,192 m (–1000 ft to 40,000
325
800
900
1.5 G (0 to peak, 5–500 Hz)
5 Gs (0 to peak, 5–500 Hz)
2.4 (typical)
2.6 (max)
2.6 (typical)
2.8 (max)
14
1 per 10 bits read
0.7%
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
5 years on distribution units.
To determine the warranty for a specific drive, use a web browser to access the following
web page:
www.seagate.com/support/service/
From this page, click on the "Verify Your Warranty" link. You will be asked to provide the
drive serial number, model number (or part number) and country of purchase. The system
will display the warranty information for your drive.
Yes (requires COMPRESET from host after a hotplug event)
Momentus 5400.4 SATA Product Manual, Rev. A
ST9160827AS ST9120817AS
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