EMI Filter Hybrid Environmental Screening Options

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The chart below describes VPT’s environmental screening options for hybrid avionics and military EMI filters and accessories.  Environmental Screening for the HB grade is referenced to the MIL-STD-883 test methods applicable for MIL-PRF-38534 Class H devices, per in-house procedures. Custom environmental screening can be performed to meet specialized needs.

Please contact a sales representative concerning different environmental screenings for space or other higher quality applications.

ScreeningMIL-STD-88Standard/ES/HB
PreCap InspectionMethod 2017, 203 
Temperature CyclingMethod 1010, Condition C
Method 1010, 55° C to +125° C
  

 
Constant AccelerationMethod 2001, 3000g
Method 2001, 500g
 
 

 

 
Burn-InMethod 1015, 160 Hours at 125° C
96 Hours at 125° C
24 Hours at 125° C
 
 
 

 

 
 
HermeticityFine Leak, Method 1014,Condition A
Gross Leak, Method 1014,ConditionC
 




Final ElectricalMIL-PRF-38534, Group A
100% at 25° C
 
 

 
Final InspectionMethod 2009


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