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C141-E035-03EN2 - 4
2.1.3 Environmental specifications
Table 2.2 lists environmental and power requirements.
Table 2.2 Environmental/power requirements
MAA3182xx MAB3091xx MAB3045xx MAC3091xx MAC3045xx
Operating 5 to 50°C
Non-operating – 40 to 60°C
DE surface
temperature at
operating
5 to 55°C
Gradient 15°C/h or less
Operating 20 to 80%RH
Non operating 20 to 80%RH
Packaged (inside of a week) 5 to 90%RH
Maximum wet
bulb temperature
29°C (no condensation)
Operating (*3) 0.3 mm (5 to 20Hz)/0.5G (20 to 250 Hz) or less
Non-operating
(*4)
3.1 mm (5 to 20Hz)/5G (20 to 250Hz) or less
Packaged 3.1 mm (5 to 20Hz)/5G (20 to 250Hz) or less
Operating 5G (11 ms half-sin.) or less
Non-operating 50G or less
(11 ms half-sin.)
60G or less (11 ms half-sin)
Operating 0 m to 3,000 m (above sea level)
Non-operating 0 m to 12,000 m (above sea level)
+12 VDC ±5%
Ready (Average)
Spin-up, Seek
Peak within
100 µs at spin-up
0.77 A
2.5 A (Max)
3.0 A
0.43 A
1.8 A (Max)
3.0 A
0.27 A
1.8 A (Max)
3.0 A
0.85 A
2.5 A (Max)
3.0 A
0.60 A
2.5 A (Max)
3.0 A
+5 VDC ±5% (*6)
Ready
Random W/R
(about 80 IOPS)
0.75 A
1.1 A
Ripple (*7) +5 V 100 mVp-p, +12 V 150 mVp-p
(*1) For detail condition, see Section 4.1.
(*2) Vibration applied to the drive is measured at near the mounting screw hole on the frame as
much as possible.
(*3) At random seek write/read and default on retry setting with log sweep vibration.
(*4) At power-off state after installation
Vibration displacement should be less than 2.5 mm.
(*5) Input voltages are specified at the connector.
Power
requirements
Input power (*5)
Altitute
(above sea level)
Shock (*2)
Vibration (*2)
Relative humidity
Temperature (*1)