Testing
TESTS CONDUCTED DURING BATCH MANUFACTURE
KNOWLES RELIABILITY SM PRODUCT GROUP
S (Space grade)
Standard SM
capacitors
IECQ-CECC/
MIL grade
AEC-Q200
High Rel S02A ESCC 3009
MIL-PRF-123
Solderability
Resistance to soldering heat
Plating thickness verification (if plated)
DPA (Destructive Physical Analysis)
Voltage proof test (DWV/Flash)
Insulation resistance
Capacitance test
Dissipation factor test
100ꢀ visual inspection
100ꢀ burn-in
Load sample test @ 125ºC
LAT1 & LAT2 (1000 hours)
240 hours
Humidity sample test. 85ºC/85ꢀRH
Hot IR sample test
Axial pull sample test (MIL-STD-123)
Breakdown voltage sample test
Deflection (bend) sample test
SAM (Scanning Acoustic Microscopy)
LAT1 (4 x adhesion, 8 x rapid temp change + LAT2 and LAT3)
LAT2 (20 x 1000 hour life test + LAT3)
LAT3 (6 x TC and 4 x solderability)
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Test conducted as standard.
Optional test. Please discuss with the Knowles Precision Devices sales office.
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KNOWLES [ KNOWLES ELECTRONICS ]
