Electronics Forum | Fri Jul 20 17:38:06 EDT 2018 | mikedcmt
We have some MLCC capacitors that show some discoloration, or spots. Does anyone know if this will affect reliability? Caps test good - and assemblies function perfectly.
Electronics Forum | Mon Jul 23 09:55:26 EDT 2018 | mgerrior
have not seen this issue personally, often identify cracks on MLCC parts but never dark spots. May be worthwhile to replace as a precaution if at all possible.
Hermetically Sealed SMD Tantalum Capacitors Hermetically Sealed SMD Tantalum Capacitors by: I.Zednickova, M.Biler, J.Petrzilek, T.Zednicek; AVX Corporation The article presents improvement of stability parameters of tantalum surface mounted
Heller Industries Inc. | https://hellerindustries.com/browse/page/352/
: 8129---Capacitor, 3 uF, 450VAC, 85C 8130---Capacitor bracket 8131---Heat sink compound - TYPE 44NON-SILICONE - 1LB 7842---4" HIGH TEMP SILICONE COATED FIBER GLASS HOSE 12 Feet (EA
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/RSS_common-pcb-reference-designators_topic728.xml
. It doesn't matter what the diode configuration is.CN should be C. It doesn't matter if the capacitor is fixed value, variable, settable, or multi