Typical Design and Analysis Environments for Space Systems

Mechanical Environment Temperature Operational Life Radiation Other
Low Earth Orbit (LEO) Geosynchronous Orbit (GEO) Highly Elliptical (HEO) Deep Space
Sine Vibration Operational On Orbit Total Dose Total Dose Total Dose EMI / EMC
The qualification level sine vibration shall be 16g for the frequency range 5-100 Hz with displacement limited to 1.0 inch peak to peak. -20 degree F to +50 degree F (controlled mounting temperature) 10 Flights over 10 years. 1 Krad Total Dose. 100 - 300 Krad Total Dose. 100 Krad - 1Mrad Total Dose. MIL-STD-461C
Random Vibration Non-Operational Ground Test Single Event Latchup/Burnout Single Event Latchup/Burnout Single Event Latchup/Burnout Reliability
"7.7 gRMS
10 to 40 Hz - Constant 0.022 g2/hz
40 to 70 Hz - Plus 6 dB/octave to .067 g2/hz
70 to 200 Hz - Constant 0.067 g2/hz
200 to 250 Hz - Minus 6 dB/octave to 0.043 g2/hz
250 to 900 - Constant .043 g2/hz
900 to 2000 - Minus dB to .04 g2/Hz"
-55 degree C to +125 degree C Cumulative operation of 75 months. Immune to linear energy transfer (LET) of 14 MeV/cm2/mg as demonstrated by when exposed to a minimum of 200 Mega electron Volts (MeV) (+/- 10 MeV) protons to a fluence of 1010 protons/cm2. Immune to linear energy transfer (LET) of 36 MeV/cm2/mg Immune to linear energy transfer (LET) of 36 to 62 MeV/cm2/mg MTBF of 20,000 Hours.
Shock Storage Upset Rate Upset Rate Upset Rate Vacuum
20g terminal saw tooth shock plus 11ms duration in each direction of three orthogonal axes (MIL-STD-810, method 516, Procedure I) Shelf Life of 6-18 years. Mean Time To Functional Interrupt (MTTFI) of fifty (50) days or greater, where an MTTFI is defined as a nondestructive, radiation-induced event requiring a power cycle for recovery. Mean Time To Functional Interrupt (MTTFI) of one hundred fifty (150) days or greater, where an MTTFI is defined as a nondestructive, radiation-induced event requiring a power cycle for recovery. Mean Time To Functional Interrupt (MTTFI) of two hundred (200) days or greater, where an MTTFI is defined as a nondestructive, radiation-induced event requiring a power cycle for recovery. 1x10-4 Torr to 810 Torr.
Acceleration
±5G in all major axis
SOURCE: Sources