P3356
ENVIRONMENTAL TESTING
Reliability testing to IEC 68
Tested to clauses of IEC 68 and compliant with all functional and safety requirements following exposure as follows:
Test description IEC 68 reference
Test details
Result
Robustness of 68-2-21 Test Ua1
Tensile 5N pull
Thrust 1N push
No impairment
No pin detachment or distortion
terminations
Solderability
68-2-21 Test Ua2
68-2-20 Test Ta Method 1 Solder bath 235ºC 2s
No impairment
Finish smooth, bright and even
Resistance to
soldering heat
68-2-20 Test Tb Method 1A Solder bath 260ºC 10s
68-2-20 Test Tb Method 2 Soldering iron 350ºC 5s
Vibration
68-2-6 Test Fc
Sweep 10-55-10Hz in 1 minute
Amplitude 1.5mm pk-pk
Duration 2h per axis, 3 axes
No impairment
No impairment
Shock
68-2-27 Test Ea
Peak acceleration 1000m/s2
Duration of pulse 6ms
3 shocks each direction on 3 axes
Cold
68-2-1 Test Ab
68-2-2 Test Bb
68-2-3 Test Ca
68-2-14 Test Na
-25ºC 16h
Recovery to ambient 1-2h
No impairment
No impairment
No impairment
No impairment
Dry heat
Damp heat
125ºC 16h
Recovery to ambient 1-2h
40ºC 4 days, RH 93%
Recovery to ambient 1-2h
Change of
TA –25ºC
temperature
TB +85ºC
t1 30 min
2 min ≤t2≤3 min
Recovery to ambient 1-2h
5 cycles
Combined Environmental Reliability Testing (CERT)
Components step stressed at increasing levels of severity using combined stresses to detect potential
weaknesses.
Results are shown for highest levels of stress tested. Compliant with all functional and safety tests following
exposure as follows:
Test description
Test details
Duration
Result
Storage Test
Thermal cycling -30ºC to +100ºC at
11ºC/min
20 mins per
plane
No impairment
6mm pk 2-9Hz at 1 octave/min
20m/s2 9-200Hz
Transportation Test Thermal cycling -65ºC to +80ºC
Random vibration 10-200Hz and
2 hours per
plane
No impairment
200-2000Hz at 57m/s2 RMS
ETALDOC 591/11
Page 5 of 6
December 2005
ETAL [ ETAL Group ]
