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PROJECTREL-MQP-7990LDMOSPOWERAMPLIFIERDESIGNBy______________________________MustafaKoncaStevenJ.MillerDate:April24,2008MajorQualifyingProjectReportsubmittedtotheFacultyofWORCESTERPOLYTECHNICINSTITUTEinpartialfulfillmentoftherequirementsforthedegreeofBachelorofScience1.LDMOS2.POWERAMPLIFIER3.RFApproved:_____________________________ProfessorReinholdLudwig,AdvisorThisreportrepresentstheworkoftwoWPIundergraduatestudentssubmittedtothefacultyasevidenceofcompletionofadegreerequirement.WPIroutinelypublishesthesereportsonitswebsitewithouteditorialorpeerreview.AbstractThefollowingreportdocumentstheMajorQualifyingProjectinvolvingthedesign,implementationandtestingofanRFpoweramplifierdesignedforanoperatingspectrumbetween1930-1990MHz.Thereportreflectsadesignapproachrelyingoncomputersimulations(usingADSsoftware).Theprojectthenusestheresultsofthesesimulationstowardthedevelopmentofaphysicalcircuit.Thecircuitisthenrefinedforgreaterperformancethroughtestingandtuning.Themaindesignfocusoftheprojectwastheimprovementofvideobandwidth.iiAcknowledgementsThisprojectwasmadepossiblethroughthegenerouscontributionsofKorneVennemaandhiscolleaguesatNXPSemiconductors.Morespecifically,theprojectteamwouldliketothankYongYangforhisguidanceinsystemmodelingandsimulationinADS.TheprojectteamwouldalsoliketothankTimothyWoodforhiseffortsinorderingthefinallayout,sourcingcomponents,obtainingpartinformationandhelpingintheconstructionoftheamplifier.SpecialthanksgotoKorneVennemaforhissupportandguidancethroughouttheproject,whichconsistedofnotonlyprovidingimportantdevicedocumentationandperformancedata,butalsoaccesstosophisticatedlaboratoryequipmentandhisvaluableinsightsregardingRFcircuitdesignandengineeringingeneral.iiiTableofContentsAbstract...............................................................................................................................................................iiAcknowledgements.................
