MQME-28E-P
Current: 20A
Technical Specification
CONSTRUCTION AND ENVIRONMENTAL STRESS SCREENING OPTIONS
MilQorꢀconvertersꢀandꢀfiltersꢀareꢀofferedꢀinꢀfourꢀvariationsꢀofꢀconstructionꢀtechniqueꢀandꢀenvironmentalꢀstressꢀscreeningꢀoptions.ꢀꢀTheꢀ
threeꢀhighestꢀgrades,ꢀC,ꢀES,ꢀandꢀHB,ꢀallꢀuseꢀSynQor’sꢀproprietaryꢀQorSeal™ꢀHi-RelꢀassemblyꢀprocessꢀthatꢀincludesꢀaꢀParylene-Cꢀcoatingꢀ
ofꢀtheꢀcircuit,ꢀaꢀhighꢀperformanceꢀthermalꢀcompoundꢀfiller,ꢀandꢀaꢀnickelꢀbarrierꢀgoldꢀplatedꢀaluminumꢀcase.ꢀꢀTheꢀB-gradeꢀversionꢀusesꢀ
a ruggedized assembly process that includes a medium performance thermal compound filler and a black anodized aluminum case†.
Each successively higher grade has more stringent mechanical and electrical testing, as well as a longer burn-in cycle. The ES- and
HB-Gradesꢀareꢀalsoꢀconstructedꢀofꢀcomponentsꢀthatꢀhaveꢀbeenꢀprocuredꢀthroughꢀanꢀelementꢀevaluationꢀprocessꢀthatꢀpre-qualifiesꢀeachꢀ
new batch of devices.
†ꢀNote:ꢀSinceꢀtheꢀsurfaceꢀofꢀtheꢀblackꢀanodizedꢀcaseꢀisꢀnotꢀguaranteedꢀtoꢀbeꢀelectricallyꢀconductive,ꢀaꢀstarꢀwasherꢀorꢀsimilarꢀdeviceꢀ
should be used to cut through the surface oxide if electrical connection to the case is desired.
Product # MQME-28E-P
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-0005135 Rev. A
03/18/09
Page 10
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