What environmental tests are needed for automotive pressure sensors?
What environmental tests are needed for automotive pressure sensors?
The reliability of electronic products is very high. As a complex vehicle, the harsh environment ( transportation, storage, work, climate , etc. ) tests whether the automotive electronic system can meet the requirements. Bao Haotong introduces you to the automotive pressure sensor environment experiment?
Test items
Experimental conditions
duration
High temperature, bias
100 ° C , 5V
1,000 hours
Temperature shock
-40 ° C~125 ° C
1,000 times
High temperature and humidity
85 ° C , 85%RH , no bias
1,000 hours
Pressure, power and temperature cycling
20kPa~Patm 5V , -40~125 ° C
3000 hours
Heat storage
125° C
1,000 hours
Cold storage
-40° C
1,000 hours
Pressure cycle
20kPa~Patm
2 million times
Pressure overload
2Patm
vibration
5~10g sweep frequency
30 hours
Impact
50g, 100ms pulse
3 faces
100 times each
Fluid/media compatibility
Air, water, corrosive water, gasoline, methanol, ethanol, diesel oil, engine oil, etc.
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