SurfaceꢀMountꢀMultilayerꢀCeramicꢀChipꢀCapacitorsꢀ(SMDꢀMLCCs)
KPS Series, High Voltage, X7R Dielectric,
500 – 630 VDC (Commercial Grade)
Overview
KEMETꢀPowerꢀSolutionsꢀ(KPS)ꢀHighꢀVoltageꢀstackedꢀ
capacitorsꢀutilizeꢀaꢀproprietaryꢀlead-frameꢀtechnologyꢀ
toꢀverticallyꢀstackꢀoneꢀorꢀtwoꢀmultilayerꢀceramicꢀchipꢀ
capacitorsꢀintoꢀaꢀsingleꢀcompactꢀsurfaceꢀmountꢀpackage.ꢀ
Theꢀattachedꢀlead-frameꢀmechanicallyꢀisolatesꢀtheꢀ
capacitor(s)ꢀfromꢀtheꢀprintedꢀcircuitꢀboard,ꢀtherebyꢀ
offeringꢀadvancedꢀmechanicalꢀandꢀthermalꢀstressꢀ
performance.ꢀIsolationꢀalsoꢀaddressesꢀconcernsꢀforꢀ
audibleꢀmicrophonicꢀnoiseꢀthatꢀmayꢀoccurꢀwhenꢀaꢀbiasꢀ
voltageꢀisꢀapplied.ꢀAꢀtwo-chipꢀstackꢀoffersꢀupꢀtoꢀdoubleꢀ
theꢀcapacitanceꢀinꢀtheꢀsameꢀorꢀsmallerꢀdesignꢀfootprintꢀ
whenꢀcomparedꢀtoꢀtraditionalꢀsurfaceꢀmountꢀMLCCꢀ
devices.ꢀProvidingꢀupꢀtoꢀ10ꢀmmꢀofꢀboardꢀflexꢀcapability,ꢀ
KPSꢀSeriesꢀHighꢀVoltageꢀcapacitorsꢀareꢀenvironmentallyꢀ
friendlyꢀandꢀinꢀcomplianceꢀwithꢀRoHSꢀlegislation.ꢀ
KEMET’sꢀKPSꢀSeriesꢀdevicesꢀinꢀX7Rꢀdielectricꢀexhibitꢀaꢀ
predictableꢀchangeꢀinꢀcapacitanceꢀwithꢀrespectꢀtoꢀtimeꢀandꢀ
voltage,ꢀandꢀboastꢀaꢀminimalꢀchangeꢀinꢀcapacitanceꢀwithꢀ
referenceꢀtoꢀambientꢀtemperature.ꢀCapacitanceꢀchangeꢀisꢀ
limitedꢀtoꢀ±15%ꢀfromꢀ−55°Cꢀtoꢀ+125°C.ꢀTheseꢀdevicesꢀareꢀ
capableꢀofꢀPb-FreeꢀreflowꢀprofilesꢀandꢀprovideꢀlowerꢀESR,ꢀESLꢀ
andꢀhigherꢀrippleꢀcurrentꢀcapabilityꢀwhenꢀcomparedꢀtoꢀotherꢀ
dielectric solutions.
Conventionalꢀusesꢀincludeꢀbothꢀsnubbersꢀandꢀfiltersꢀ
inꢀapplicationsꢀsuchꢀasꢀswitchingꢀpowerꢀsuppliesꢀandꢀ
lightingꢀballasts.ꢀTheirꢀexceptionalꢀperformanceꢀatꢀhighꢀ
frequenciesꢀhasꢀmadeꢀhighꢀvoltageꢀceramicꢀcapacitorsꢀtheꢀ
preferredꢀdielectricꢀchoiceꢀofꢀdesignꢀengineersꢀworldwide.ꢀ
Inꢀadditionꢀtoꢀtheirꢀuseꢀinꢀpowerꢀsupplies,ꢀtheseꢀcapacitorsꢀ
are widely used in industries related to automotive
(hybrid),ꢀtelecommunications,ꢀmedical,ꢀmilitary,ꢀaerospace,ꢀ
semiconductors,ꢀandꢀtest/diagnosticꢀequipment.
Benefits
•ꢀ −55°Cꢀtoꢀ+125°Cꢀoperatingꢀtemperatureꢀrange
• Reliable and robust termination system
• EIA 2220 case size
•ꢀ DCꢀvoltageꢀratingsꢀofꢀ500ꢀVꢀandꢀ630ꢀV
•ꢀ Capacitanceꢀofferingsꢀrangingꢀfromꢀ0.047ꢀµFꢀupꢀtoꢀ1.0ꢀµF
•ꢀ Availableꢀcapacitanceꢀtolerancesꢀofꢀ±10%ꢀandꢀ±20%
•ꢀ Higherꢀcapacitanceꢀinꢀtheꢀsameꢀfootprintꢀ
•ꢀ Potentialꢀboardꢀspaceꢀsavings
Ordering Information
C
2220
C
105
M
C
R
2
C
7186
Rated
Voltage Dielectric
(VDC)
Packaging/
Grade
(C-Spec)
Case Size Specification/ Capacitance Capacitance
Failure Rate/
Ceramic
LeadframeꢀFinish2
(L"xꢀW")
Series
Code (pF)
Tolerance1
Design
2220
C =
Standard
Twoꢀsignificantꢀ Kꢀ=ꢀ±10%
C = 500
B = 630
R = X7R 1ꢀ=ꢀKPSꢀsingleꢀ
chipꢀstack
Cꢀ=ꢀ100%ꢀMatteꢀSnꢀ Seeꢀ“Packagingꢀ
C-SpecꢀOrderingꢀ
digitsꢀandꢀ
numberꢀofꢀ
zeros.
Mꢀ=ꢀ±20%
2 = KPS double
chipꢀstack
Options Table”
1 Double chip stacks ("2" in the 13th character position of the ordering code) are only available in M (±20%) capacitance tolerance.
Single chip stacks ("1" in the 13th character position of the ordering code) are available in K (±10%) or M (±20%) tolerances.
2 Additional leadframe finish options may be available. Contact KEMET for details.
Built Into Tomorrow
© KEMET Electronics Corporation • One East Broward Boulevard
Fort Lauderdale, FL 33301 USA • 954-766-2800 • www.kemet.com
C1036_X7R_KPS_HV_SMD • 8/19/2023
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