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
terminations
Solderability
Resistance to
soldering heat
Vibration
68-2-21 Test Ua
1
68-2-21 Test Ua
2
68-2-20 Test Ta Method 1
Tensile 5N pull
Thrust 1N push
Solder bath 235ºC 2s
No impairment
No pin detachment or distortion
No impairment
Finish smooth, bright and even
68-2-20 Test Tb Method 1A Solder bath 260ºC 10s
68-2-20 Test Tb Method 2 Soldering iron 350ºC 5s
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
Shock
68-2-27 Test Ea
No impairment
Peak acceleration 1000m/s
2
Duration of pulse 6ms
3 shocks each direction on 3 axes
-25ºC 16h
Recovery to ambient 1-2h
125ºC 16h
Recovery to ambient 1-2h
40ºC 4 days, RH 93%
Recovery to ambient 1-2h
T
A
–25ºC
T
B
+85ºC
t
1
30 min
2 min
≤t
2
≤3
min
Recovery to ambient 1-2h
5 cycles
No impairment
No impairment
No impairment
No impairment
Cold
Dry heat
Damp heat
Change of
temperature
68-2-1 Test Ab
68-2-2 Test Bb
68-2-3 Test Ca
68-2-14 Test Na
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
6mm pk 2-9Hz at 1 octave/min
20m/s
2
9-200Hz
Thermal cycling -65ºC to +80ºC
Random vibration 10-200Hz and
200-2000Hz at 57m/s
2
RMS
20 mins per
plane
No impairment
Transportation Test
2 hours per
plane
No impairment
ETALDOC 591/11
Page 5 of 6
December 2005
ETAL [ ETAL Group ]
