Power Requirements; Environmental Tolerances - Seagate Medalist ST3636A Product Manual

Specifications

Power Requirements

Environmental Tolerances

Technical Reference Manual
+5 Volts
(typical):
Mode: *
Read/Write
450 mA
Seek/Rd/Wr 430 mA
Idle
270 mA
Standby 200 mA
Sleep
130 mA
Spin-Up 500 mA
Peak 500 mA
* Refer to chapter 3 for the definitions of the modes. Spin-Up Mode current draw is for 7 seconds,
maximum. Maximum power is when the supply voltage is at the worst case condition.
Minimum/Maximum Voltage:
• +5V: +5%
• +12V: +5%
Maximum Peak-to-Peak Noise Allowed (DC to 1 MHz, with equivalent
resistive load):
• +5V: 2%
• +12V: 1%
Temperature:
• Operating: 5° to 55° C
• Non-operating: -40° to 60° C
• Thermal Gradient: 20
Relative Humidity (non-condensing):
• Operating: 8 to 80%
• Non-operating: 8 to 80%
o
• Wet Bulb: 28.9 C maximum
Altitude (relative to sea level):
• Operating: -200 to 10,000 feet
• Non-operating:-200 to 40,000 feet (maximum)
• Altitude Gradient: 1,000 feet/minute
Shock (half-sine pulse, 11 ms duration):
• Operating: 5G without non-recoverable errors
• Non-operating: 75G without non-recoverable errors
+12 Volts
(typical):
160 mA
200 mA
180 mA
0 mA
0 mA
1200 mA
1200 mA
o
C per hour maximum
Chapter 2
Watts
(typical):
(maximum):
4.2 W 4.6 W
4.6 W 4.9 W
3.5 W 4.0 W
1.0 W 1.2 W
0.7 W 1.0 W
N/A N/A
N/A N/A
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