﻿<?xml version="1.0" encoding="utf-8"?>
<Root>
  <ConverterSpecs>
    <ConverterSpec>
      <Topology>Buck</Topology>
      <Type>Controller</Type>
      <UserEnteredPartNumber>7871</UserEnteredPartNumber>
      <OutputNum>One</OutputNum>
      <FswPreferred>150</FswPreferred>
      <PartName>LTC7872(Buck)</PartName>
      <IcThetaJA>17</IcThetaJA>
      <IcTa>25</IcTa>
      <LastSavedFilesCultureInfo>en-US</LastSavedFilesCultureInfo>
      <SolutionAreamm2>3370</SolutionAreamm2>
      <SolutionComponentCount>61</SolutionComponentCount>
      <SolutionMaxHeightmm>10.5</SolutionMaxHeightmm>
      <TotalSolutionAreamm2>3370</TotalSolutionAreamm2>
      <TotalSolutionPrice>21.76686</TotalSolutionPrice>
    </ConverterSpec>
  </ConverterSpecs>
  <ProgramUserInfos>
    <ProgramUserInfo>
      <LastRecordedSyncDate>10/14/2025 12:00:00 AM</LastRecordedSyncDate>
      <ReleaseType>Factory</ReleaseType>
      <InstallationDate>12/19/2024 12:00:00 AM</InstallationDate>
      <LTpowerCADVer>2</LTpowerCADVer>
      <LTpowerCADSubDesc>Release2</LTpowerCADSubDesc>
      <LTpowerCADUpdateVer>71</LTpowerCADUpdateVer>
      <LTpowerCADUpdateVerDate>9/25/2023 12:00:00 AM</LTpowerCADUpdateVerDate>
    </ProgramUserInfo>
  </ProgramUserInfos>
  <OutputRailDatas>
    <OutputRailData>
      <PartTopology>Buck</PartTopology>
      <PartType>Controller</PartType>
      <PartLength>7</PartLength>
      <PartWidth>7</PartWidth>
      <PartHeight>1.6</PartHeight>
      <VoutNum>1</VoutNum>
      <PhasesNum>4</PhasesNum>
      <VinToCalc>48</VinToCalc>
      <MaxVin>70</MaxVin>
      <NomVin>48</NomVin>
      <MinVin>30</MinVin>
      <SwitchingFreq>146000</SwitchingFreq>
      <OutputVol>14.04</OutputVol>
      <OutputCur>120</OutputCur>
      <NPh>4</NPh>
      <NIc>1</NIc>
      <VinD>30</VinD>
      <Ta>25</Ta>
      <InductorRipplePercentDesired>40</InductorRipplePercentDesired>
      <Lo>6.8E-06</Lo>
      <DCR>0.0018</DCR>
      <InductorManufacturer>SAGAMI</InductorManufacturer>
      <InductorPartNumber>CVE2622C-6R8M-R</InductorPartNumber>
      <Cin>3.3E-05</Cin>
      <CinESR>0.036</CinESR>
      <CinESL>4E-09</CinESL>
      <NCin>12</NCin>
      <CinManufacturer>PANASONIC</CinManufacturer>
      <CinPartNumber>EEHZC1K330P</CinPartNumber>
      <CinPackage>G</CinPackage>
      <CinLength>10</CinLength>
      <CinWidth>10</CinWidth>
      <CinHeight>10.5</CinHeight>
      <CinAtHalfRated>3.3E-05</CinAtHalfRated>
      <CinAtFullRated>3.3E-05</CinAtFullRated>
      <CinAtNoVoltage>3.3E-05</CinAtNoVoltage>
      <CinDerated>3.3E-05</CinDerated>
      <CinVoltageRating>80</CinVoltageRating>
      <CinCeramic>1.098743E-06</CinCeramic>
      <CinCeramicESR>0.002</CinCeramicESR>
      <CinCeramicESL>6E-10</CinCeramicESL>
      <NCinCeramic>12</NCinCeramic>
      <CinCeramicManufacturer>TDK</CinCeramicManufacturer>
      <CinCeramicPartNumber>C3225X7R2A225K230AB</CinCeramicPartNumber>
      <CinCeramicPackage>1210</CinCeramicPackage>
      <CinCeramicLength>3.2</CinCeramicLength>
      <CinCeramicWidth>2.5</CinCeramicWidth>
      <CinCeramicHeight>2.3</CinCeramicHeight>
      <CinCeramicAtHalfRated>1.032E-06</CinCeramicAtHalfRated>
      <CinCeramicAtFullRated>3.95E-07</CinCeramicAtFullRated>
      <CinCeramicAtNoVoltage>2.2E-06</CinCeramicAtNoVoltage>
      <CinCeramicDerated>1.09874285714286E-06</CinCeramicDerated>
      <CinCeramicVoltageRating>100</CinCeramicVoltageRating>
      <VinRipplePkPkMaxTargetPercent>1</VinRipplePkPkMaxTargetPercent>
      <Cob>0.0001</Cob>
      <ESRb>0.03</ESRb>
      <ESLb>2.8E-09</ESLb>
      <Numb>6</Numb>
      <BulkCapacitorManufacturer>PANASONIC</BulkCapacitorManufacturer>
      <BulkCapacitorPartNumber>EEHZA1E101XP</BulkCapacitorPartNumber>
      <BulkCapacitorLength>6.3</BulkCapacitorLength>
      <BulkCapacitorWidth>6.3</BulkCapacitorWidth>
      <BulkCapacitorHeight>8</BulkCapacitorHeight>
      <BulkCapacitorPackage>D8</BulkCapacitorPackage>
      <CobAtHalfRated>0.0001</CobAtHalfRated>
      <CobAtFullRated>0.0001</CobAtFullRated>
      <CobAtNoVoltage>0.0001</CobAtNoVoltage>
      <CobDerated>0.0001</CobDerated>
      <CobVoltageRating>25</CobVoltageRating>
      <VoRipplePkPkMaxTargetPercent>1</VoRipplePkPkMaxTargetPercent>
      <VoStepMaxTargetPercent>0.872512768136783</VoStepMaxTargetPercent>
      <TotalVoRippleMaxTargetPercent>3</TotalVoRippleMaxTargetPercent>
      <Coc>8.129232E-06</Coc>
      <ESRc>0.0018</ESRc>
      <ESLc>3.2E-10</ESLc>
      <Numc>6</Numc>
      <CeramicCapacitorManufacturer>MURATA</CeramicCapacitorManufacturer>
      <CeramicCapacitorPartNumber>GCM32ER71E106KA57</CeramicCapacitorPartNumber>
      <CeramicCapacitorLength>3.2</CeramicCapacitorLength>
      <CeramicCapacitorWidth>2.5</CeramicCapacitorWidth>
      <CeramicCapacitorHeight>2.5</CeramicCapacitorHeight>
      <CeramicCapacitorPackage>1210</CeramicCapacitorPackage>
      <CocAtHalfRated>8.59E-06</CocAtHalfRated>
      <CocAtFullRated>4.85E-06</CocAtFullRated>
      <CocAtNoVoltage>1E-05</CocAtNoVoltage>
      <CocDerated>8.129232E-06</CocDerated>
      <CocVoltageRating>25</CocVoltageRating>
      <OutputLCFilterEnabled>False</OutputLCFilterEnabled>
      <OutputLCFilterSensingIsLocal>False</OutputLCFilterSensingIsLocal>
      <OutputLCFilterSensingIsRemote>False</OutputLCFilterSensingIsRemote>
      <OutputLCFilterSensingIsHybrid>False</OutputLCFilterSensingIsHybrid>
      <UsesRemoteSenseScheme>False</UsesRemoteSenseScheme>
      <Cth>1E-07</Cth>
      <Cthp>4.7E-11</Cthp>
      <Rth>1000</Rth>
      <RfbTopActual>107000</RfbTopActual>
      <RfbBotActual>10000</RfbBotActual>
      <RisetActual>10000</RisetActual>
      <VrefOriginal>1.2</VrefOriginal>
      <FcDesired>25666.6666666667</FcDesired>
      <PhaseBoostDesired>10</PhaseBoostDesired>
      <PhaseMarginDesired>60</PhaseMarginDesired>
      <Ilim>0.05</Ilim>
      <HotSwapCurrentLimitThresholdFoldbackFactor>1</HotSwapCurrentLimitThresholdFoldbackFactor>
      <MarginIoLimit>120</MarginIoLimit>
      <RsenseManufacturer>VISHAY</RsenseManufacturer>
      <RsensePartNumber>WSL25121L000FEA</RsensePartNumber>
      <Rsense>0.001</Rsense>
      <RsenseTolerance>1</RsenseTolerance>
      <RsensePowerRating>2</RsensePowerRating>
      <RsenseType>METAL PLATE</RsenseType>
      <RsensePackage>2512</RsensePackage>
      <RsenseLength>6.35</RsenseLength>
      <RsenseWidth>3.18</RsenseWidth>
      <RsenseHeight>0.6</RsenseHeight>
      <SenseC>1E-07</SenseC>
      <SenseRp>1690</SenseRp>
      <SenseRs>16900</SenseRs>
      <SenseRsDC>1500</SenseRsDC>
      <SenseCDC>1E-07</SenseCDC>
      <CurrentSensingConfigurationType>1</CurrentSensingConfigurationType>
      <SwitchingFreqDesired>146000</SwitchingFreqDesired>
      <Rfreq>37400</Rfreq>
      <Rfreq2>1000000000</Rfreq2>
      <DeadTimeOnDesired>3.3E-08</DeadTimeOnDesired>
      <RDTCA>2273</RDTCA>
      <RDTCB>2273</RDTCB>
      <DRVCCDesired>10</DRVCCDesired>
      <HasExtvcc>True</HasExtvcc>
      <ExtvccVoltage>10</ExtvccVoltage>
      <LoadStepLow>60</LoadStepLow>
      <LoadStepHigh>120</LoadStepHigh>
      <LoadStepSlewRate>5000000</LoadStepSlewRate>
      <TonMin>1.5E-07</TonMin>
      <VinStartUp>48</VinStartUp>
      <VSD_Desired>48</VSD_Desired>
      <VOV_Latch_Desired>48</VOV_Latch_Desired>
      <VOV_NonLatch_Desired>48</VOV_NonLatch_Desired>
      <RailNumber>1</RailNumber>
      <BW>12.59</BW>
      <PM>83.27</PM>
      <DeltaVoLoadStep>295.111636362725</DeltaVoLoadStep>
      <FootprintClearanceFactor>1.5</FootprintClearanceFactor>
      <Mode>Buck</Mode>
      <ModeChanged>False</ModeChanged>
      <PartName>LTC7872(Buck)</PartName>
      <CapacitorDeratingEnabled>True</CapacitorDeratingEnabled>
      <RdsOnDeratingEnabled>False</RdsOnDeratingEnabled>
      <DcrDeratingEnabled>False</DcrDeratingEnabled>
      <VinRangeLimitsDisabled>False</VinRangeLimitsDisabled>
      <VoutMaxLimitsDisabled>False</VoutMaxLimitsDisabled>
      <IswMaxLimitsDisabled>False</IswMaxLimitsDisabled>
      <StandardResistorValuesDisabled>False</StandardResistorValuesDisabled>
      <FswRangeLimitsDisabled>False</FswRangeLimitsDisabled>
      <ConstantCurrentLoadEnabled>True</ConstantCurrentLoadEnabled>
      <LTspiceTranEngineEnabled>False</LTspiceTranEngineEnabled>
      <LTspiceLoopEngineEnabled>False</LTspiceLoopEngineEnabled>
      <NumOfSchottky>1</NumOfSchottky>
      <PartNameControlStage1>BSC117N08NS5</PartNameControlStage1>
      <NumFetsControlStage1>2</NumFetsControlStage1>
      <RdsonControlStage1>0.0096</RdsonControlStage1>
      <Rdson1ControlStage1>0.0137</Rdson1ControlStage1>
      <Vgs1ControlStage1>6</Vgs1ControlStage1>
      <Vgs2ControlStage1>10</Vgs2ControlStage1>
      <QgControlStage1>1.12E-08</QgControlStage1>
      <QgsControlStage1>5E-09</QgsControlStage1>
      <QgdControlStage1>3E-09</QgdControlStage1>
      <CossControlStage1>1.8E-10</CossControlStage1>
      <Rdson2ControlStage1>0.0096</Rdson2ControlStage1>
      <Qg2ControlStage1>1.5E-08</Qg2ControlStage1>
      <VmillerControlStage1>5</VmillerControlStage1>
      <VthControlStage1>3</VthControlStage1>
      <RgControlStage1>1.1</RgControlStage1>
      <VendorControlStage1>INFINEON</VendorControlStage1>
      <VdssControlStage1>80</VdssControlStage1>
      <VdiodeControlStage1>0.9</VdiodeControlStage1>
      <LengthControlStage1>6.35</LengthControlStage1>
      <WidthControlStage1>5.35</WidthControlStage1>
      <HeightControlStage1>1.1</HeightControlStage1>
      <PackageControlStage1>PG-TDSON-8</PackageControlStage1>
      <PartNameSyncStage1>BSC052N08NS5</PartNameSyncStage1>
      <NumFetsSyncStage1>2</NumFetsSyncStage1>
      <RdsonSyncStage1>0.0044</RdsonSyncStage1>
      <Rdson1SyncStage1>0.0063</Rdson1SyncStage1>
      <Vgs1SyncStage1>6</Vgs1SyncStage1>
      <Vgs2SyncStage1>10</Vgs2SyncStage1>
      <QgSyncStage1>2.4E-08</QgSyncStage1>
      <RgSyncStage1>1.1</RgSyncStage1>
      <VdiodeSyncStage1>0.89</VdiodeSyncStage1>
      <VendorSyncStage1>INFINEON</VendorSyncStage1>
      <VdssSyncStage1>80</VdssSyncStage1>
      <QgdSyncStage1>7.1E-09</QgdSyncStage1>
      <CossSyncStage1>3.7E-10</CossSyncStage1>
      <Rdson2SyncStage1>0.0044</Rdson2SyncStage1>
      <Qg2SyncStage1>3.2E-08</Qg2SyncStage1>
      <QgsSyncStage1>1.1E-08</QgsSyncStage1>
      <VmillerSyncStage1>4.9</VmillerSyncStage1>
      <VthSyncStage1>3</VthSyncStage1>
      <LengthSyncStage1>6.35</LengthSyncStage1>
      <WidthSyncStage1>5.35</WidthSyncStage1>
      <HeightSyncStage1>1.1</HeightSyncStage1>
      <PackageSyncStage1>PG-TDSON-8</PackageSyncStage1>
      <NumFetsControlStage2>1</NumFetsControlStage2>
      <NumFetsSyncStage2>1</NumFetsSyncStage2>
      <Efficiency>0.9845</Efficiency>
      <VoutRipplePercent>0.0002515893</VoutRipplePercent>
      <LossCurveA2>0.0012592702</LossCurveA2>
      <LossCurveA1>0.0598867517</LossCurveA1>
      <LossCurveA0>0.9558935662</LossCurveA0>
      <LossCurveR2>0.9991969756</LossCurveR2>
      <InputLCFilterEnabled>False</InputLCFilterEnabled>
      <NumCf_in>1</NumCf_in>
      <NumCd_in>1</NumCd_in>
      <Rd1_in>-1000000</Rd1_in>
      <Rd2_in>1000000000</Rd2_in>
      <NumCd3>1</NumCd3>
      <Rd3>-1000000</Rd3>
      <PartPrice>3.96</PartPrice>
      <PartCost>3.96</PartCost>
      <BulkCapacitorPrice>0.72381</BulkCapacitorPrice>
      <CeramicCapacitorPrice>0.2376</CeramicCapacitorPrice>
      <CinPrice>0.765</CinPrice>
      <CinCeramicPrice>0.2382</CinCeramicPrice>
      <BulkCapacitorCost>4.34286</BulkCapacitorCost>
      <CeramicCapacitorCost>1.4256</CeramicCapacitorCost>
      <CinCost>9.18</CinCost>
      <CinCeramicCost>2.8584</CinCeramicCost>
      <PartFamily>Switching Regulator</PartFamily>
    </OutputRailData>
  </OutputRailDatas>
  <IcParas>
    <IcPara>
      <RdriverPullUp>1.5</RdriverPullUp>
      <RdriverPullDown>0.8</RdriverPullDown>
      <DeadTimeOn>3.300012E-08</DeadTimeOn>
      <DeadTimeOff>3.300012E-08</DeadTimeOff>
      <Vdr>10</Vdr>
      <Gm>0.002</Gm>
      <Vref>1.2</Vref>
      <VrefAsThreshold>1.2</VrefAsThreshold>
      <Roth>2100000</Roth>
      <OpAmpHFPole>1000000</OpAmpHFPole>
      <Vith>1</Vith>
    </IcPara>
  </IcParas>
  <IcAbsMaxs>
    <IcAbsMax>
      <MaxVin>100</MaxVin>
      <MinVin>6</MinVin>
      <MaxVout>60</MaxVout>
      <MinVout>1.2</MinVout>
      <MinFsw>60</MinFsw>
      <MaxFsw>750</MaxFsw>
    </IcAbsMax>
  </IcAbsMaxs>
  <NotationLabelControls />
</Root>