﻿<?xml version="1.0" encoding="utf-8"?>
<Root>
  <ConverterSpecs>
    <ConverterSpec>
      <LastSavedFilesCultureInfo>en-US</LastSavedFilesCultureInfo>
      <PartName>LTC3856</PartName>
      <Topology>Buck</Topology>
      <Type>Controller</Type>
      <OutputNum>One</OutputNum>
      <IcThetaJA>0</IcThetaJA>
      <IcTa>25</IcTa>
      <SolutionAreamm2>999</SolutionAreamm2>
      <SolutionComponentCount>23</SolutionComponentCount>
      <SolutionMaxHeightmm>7.9</SolutionMaxHeightmm>
    </ConverterSpec>
  </ConverterSpecs>
  <ProgramUserInfos>
    <ProgramUserInfo>
      <LastRecordedSyncDate>2016-09-29T00:00:00</LastRecordedSyncDate>
      <ReleaseType>Factory</ReleaseType>
      <InstallationDate>2013-03-26T00:00:00</InstallationDate>
      <LTpowerCADVer>2</LTpowerCADVer>
      <LTpowerCADSubDesc>Release2</LTpowerCADSubDesc>
      <LTpowerCADUpdateVer>5</LTpowerCADUpdateVer>
      <LTpowerCADUpdateVerDate>2014-08-29T00:00:00</LTpowerCADUpdateVerDate>
    </ProgramUserInfo>
  </ProgramUserInfos>
  <OutputRailDatas>
    <OutputRailData>
      <Freqmin>250</Freqmin>
      <Freqmax>770</Freqmax>
      <VinToCalc>12</VinToCalc>
      <IoToCalc>50</IoToCalc>
      <MinIoToCalc>0</MinIoToCalc>
      <MaxVin>14</MaxVin>
      <NomVin>12</NomVin>
      <MinVin>4.5</MinVin>
      <SwitchingFreq>415000</SwitchingFreq>
      <OutputVol>1.5</OutputVol>
      <OutputCur>50</OutputCur>
      <NPh>2</NPh>
      <NPhSlave>0</NPhSlave>
      <NIc>1</NIc>
      <Ta>25</Ta>
      <InductorRipplePercentDesired>40</InductorRipplePercentDesired>
      <Lo>3E-07</Lo>
      <DCR>0.0010600000000000002</DCR>
      <InductorManufacturer>COILCRAFT</InductorManufacturer>
      <InductorPartNumber>XAL7070-301ME</InductorPartNumber>
      <InductorLength>7.5</InductorLength>
      <InductorWidth>7.2</InductorWidth>
      <InductorHeight>7</InductorHeight>
      <InductorUserNote></InductorUserNote>
      <InductorIsat>0</InductorIsat>
      <InductorIheat>0</InductorIheat>
      <InductorTheat>0</InductorTheat>
      <InductorThetaWA>0</InductorThetaWA>
      <InductorCoreLoss>0</InductorCoreLoss>
      <DcrDeratingEnabled>false</DcrDeratingEnabled>
      <Cin>0.00018</Cin>
      <CinESR>0.03</CinESR>
      <NCin>2</NCin>
      <CinLength>10.3</CinLength>
      <CinWidth>10.3</CinWidth>
      <CinHeight>7.9</CinHeight>
      <CinPackage>F8</CinPackage>
      <CinPartNumber>16SVP180MX</CinPartNumber>
      <CinManufacturer>PANASONIC</CinManufacturer>
      <CinUserNote></CinUserNote>
      <CinAtHalfRated>0</CinAtHalfRated>
      <CinAtFullRated>0</CinAtFullRated>
      <CinAtNoVoltage>0.00017999999999999998</CinAtNoVoltage>
      <CinDerated>0</CinDerated>
      <CinVoltageRating>0</CinVoltageRating>
      <CinCeramic>2.2E-05</CinCeramic>
      <CinCeramicESR>0.004</CinCeramicESR>
      <NCinCeramic>4</NCinCeramic>
      <CinCeramicLength>3.2</CinCeramicLength>
      <CinCeramicWidth>2.5</CinCeramicWidth>
      <CinCeramicHeight>1.7</CinCeramicHeight>
      <CinCeramicPackage>1210</CinCeramicPackage>
      <CinCeramicPartNumber>C3225X5R1C226M</CinCeramicPartNumber>
      <CinCeramicManufacturer>TDK</CinCeramicManufacturer>
      <CinCeramicUserNote></CinCeramicUserNote>
      <CinCeramicAtHalfRated>0</CinCeramicAtHalfRated>
      <CinCeramicAtFullRated>0</CinCeramicAtFullRated>
      <CinCeramicAtNoVoltage>2.2E-05</CinCeramicAtNoVoltage>
      <CinCeramicDerated>0</CinCeramicDerated>
      <CinCeramicVoltageRating>0</CinCeramicVoltageRating>
      <Cob>0.00033</Cob>
      <ESRb>0.0090000000000000011</ESRb>
      <ESLb>1.6000000000000003E-09</ESLb>
      <Numb>6</Numb>
      <BulkCapacitorManufacturer>PANASONIC</BulkCapacitorManufacturer>
      <BulkCapacitorPartNumber>2R5TPE330M9</BulkCapacitorPartNumber>
      <BulkCapacitorLength>7.3</BulkCapacitorLength>
      <BulkCapacitorWidth>4.3</BulkCapacitorWidth>
      <BulkCapacitorHeight>1.8</BulkCapacitorHeight>
      <BulkCapacitorPackage>D2E</BulkCapacitorPackage>
      <BulkCapacitorUserNote></BulkCapacitorUserNote>
      <CobAtHalfRated>0</CobAtHalfRated>
      <CobAtFullRated>0</CobAtFullRated>
      <CobAtNoVoltage>0.00033</CobAtNoVoltage>
      <CobDerated>0</CobDerated>
      <CobVoltageRating>0</CobVoltageRating>
      <Coc>9.9999999999999991E-05</Coc>
      <ESRc>0.0017749999999999999</ESRc>
      <ESLc>1.0249999999999999E-09</ESLc>
      <Numc>4</Numc>
      <CeramicCapacitorManufacturer>TDK</CeramicCapacitorManufacturer>
      <CeramicCapacitorPartNumber>C3225X5R0J107M</CeramicCapacitorPartNumber>
      <CeramicCapacitorLength>3.2</CeramicCapacitorLength>
      <CeramicCapacitorWidth>2.5</CeramicCapacitorWidth>
      <CeramicCapacitorHeight>1.7</CeramicCapacitorHeight>
      <CeramicCapacitorPackage>1210</CeramicCapacitorPackage>
      <CeramicCapacitorUserNote></CeramicCapacitorUserNote>
      <CocAtHalfRated>0</CocAtHalfRated>
      <CocAtFullRated>0</CocAtFullRated>
      <CocAtNoVoltage>9.9999999999999991E-06</CocAtNoVoltage>
      <CocDerated>0</CocDerated>
      <CocVoltageRating>0</CocVoltageRating>
      <CapacitorDeratingEnabled>true</CapacitorDeratingEnabled>
      <Cth>3.3000000000000006E-09</Cth>
      <Cthp>9.1000000000000022E-11</Cthp>
      <Rth>14300</Rth>
      <Ccomp>0</Ccomp>
      <RfbTopActual>30100</RfbTopActual>
      <RfbBotActual>20000</RfbBotActual>
      <CfbTopActual>0</CfbTopActual>
      <CfbBotActual>0</CfbBotActual>
      <RfbBotTolerance>0</RfbBotTolerance>
      <RfbTopTolerance>0</RfbTopTolerance>
      <FcDesired>62500</FcDesired>
      <PhaseBoostDesired>10</PhaseBoostDesired>
      <PhaseMarginDesired>60</PhaseMarginDesired>
      <Ilim>0.05</Ilim>
      <VRNG>0</VRNG>
      <MarginIoLimit>150</MarginIoLimit>
      <Rsense>0.001</Rsense>
      <RsenseLength>6.3</RsenseLength>
      <RsenseWidth>3.2</RsenseWidth>
      <RsenseHeight>0.635</RsenseHeight>
      <RsensePackage>2512</RsensePackage>
      <RsensePartNumber></RsensePartNumber>
      <RsenseManufacturer></RsenseManufacturer>
      <RsenseUserNote></RsenseUserNote>
      <RsenseFilterR>400</RsenseFilterR>
      <RsenseFilterC>1E-09</RsenseFilterC>
      <SenseC>1E-07</SenseC>
      <SenseRp>1000000000000</SenseRp>
      <SenseRs>2400</SenseRs>
      <SenseRsDC>0</SenseRsDC>
      <SenseRsDC2>0</SenseRsDC2>
      <SenseCDC>0</SenseCDC>
      <Vforward>0.5</Vforward>
      <SchottkyVendor></SchottkyVendor>
      <SchottkyPartName></SchottkyPartName>
      <NumOfSchottky>1</NumOfSchottky>
      <SchottkyVRRM>0</SchottkyVRRM>
      <SchottkyID>0</SchottkyID>
      <SchottkyPackage></SchottkyPackage>
      <SchottkyType></SchottkyType>
      <SchottkyLength>0</SchottkyLength>
      <SchottkyWidth>0</SchottkyWidth>
      <SchottkyHeight>0</SchottkyHeight>
      <SchottkyUserNote></SchottkyUserNote>
      <CurrentSensingConfigurationType>0</CurrentSensingConfigurationType>
      <SynchronousOrNonSynchronousConfigurationType>0</SynchronousOrNonSynchronousConfigurationType>
      <CompConfigurationType>0</CompConfigurationType>
      <SwitchingFreqDesired>415000</SwitchingFreqDesired>
      <Vfreq>0</Vfreq>
      <Rfreq>100000</Rfreq>
      <Vb>0</Vb>
      <Rfreq2>0</Rfreq2>
      <Vvon>0</Vvon>
      <LoadStepLow>0</LoadStepLow>
      <LoadStepHigh>25</LoadStepHigh>
      <LoadStepSlewRate>10000000</LoadStepSlewRate>
      <SlopeCompSlopePointForDesign>0</SlopeCompSlopePointForDesign>
      <TonMin>9E-08</TonMin>
      <ToffMin>0</ToffMin>
      <ProjectName>LTC3856 DC1580A (Modified DCR sense)</ProjectName>
      <ProjectDate>10/2014</ProjectDate>
      <ProjectDesigner>H. Wu</ProjectDesigner>
      <DividerSelection></DividerSelection>
      <IlimSelection></IlimSelection>
      <RinSense>0</RinSense>
      <RinSenseLength>0</RinSenseLength>
      <RinSenseWidth>0</RinSenseWidth>
      <RinSenseHeight>0</RinSenseHeight>
      <RinSensePackage></RinSensePackage>
      <RinSensePartNumber></RinSensePartNumber>
      <RinSenseManufacturer></RinSenseManufacturer>
      <RinSenseUserNote></RinSenseUserNote>
      <RoutSense>0</RoutSense>
      <RoutSenseLength>0</RoutSenseLength>
      <RoutSenseWidth>0</RoutSenseWidth>
      <RoutSenseHeight>0</RoutSenseHeight>
      <RoutSensePackage></RoutSensePackage>
      <RoutSensePartNumber></RoutSensePartNumber>
      <RoutSenseManufacturer></RoutSenseManufacturer>
      <RoutSenseUserNote></RoutSenseUserNote>
      <VinStartUp>4.5</VinStartUp>
      <VSD_Desired>4.5</VSD_Desired>
      <RHYST>0</RHYST>
      <VRUN></VRUN>
      <RTUV>0</RTUV>
      <RBUV>0</RBUV>
      <VOV_Latch_Desired>4.5</VOV_Latch_Desired>
      <VOV_NonLatch_Desired>4.5</VOV_NonLatch_Desired>
      <RBOV>0</RBOV>
      <RMOV>0</RMOV>
      <RTOV>0</RTOV>
      <RTOV_OVP>10000000</RTOV_OVP>
      <RBOV_OVP>10000000</RBOV_OVP>
      <COV_OVP>0</COV_OVP>
      <VOVP_Desired>0</VOVP_Desired>
      <PartLength>5</PartLength>
      <PartWidth>5</PartWidth>
      <PartHeight>0.8</PartHeight>
      <PartUserNote></PartUserNote>
      <FootprintClearanceFactor>1</FootprintClearanceFactor>
      <SenseCdcr2>0</SenseCdcr2>
      <R1>0</R1>
      <C3>0</C3>
      <R3>0</R3>
      <C1>0</C1>
      <R2>0</R2>
      <C2>0</C2>
      <Z1>0</Z1>
      <Z2>0</Z2>
      <P1>0</P1>
      <P2>0</P2>
      <CompensatorGain>0</CompensatorGain>
      <RLIM>0</RLIM>
      <Vbias>0</Vbias>
      <Gm>0</Gm>
      <VinD>4.5</VinD>
      <RPROG>0</RPROG>
      <VrefIn>0</VrefIn>
      <ExtvccVoltage>0</ExtvccVoltage>
      <RdsOnDeratingEnabled>false</RdsOnDeratingEnabled>
      <PartNameControlStage1>BSC050NE2LS</PartNameControlStage1>
      <NumFetsControlStage1>1</NumFetsControlStage1>
      <RdsonControlStage1>0.00556</RdsonControlStage1>
      <QgControlStage1>5.5E-09</QgControlStage1>
      <QgsControlStage1>2.2E-09</QgsControlStage1>
      <QgdControlStage1>1.3E-09</QgdControlStage1>
      <CossControlStage1>3.2E-10</CossControlStage1>
      <Rdson2ControlStage1>0.0042</Rdson2ControlStage1>
      <Qg2ControlStage1>1.04E-08</Qg2ControlStage1>
      <VmillerControlStage1>2.8</VmillerControlStage1>
      <VthControlStage1>1.6</VthControlStage1>
      <RgControlStage1>0.65</RgControlStage1>
      <VendorControlStage1>Infineon</VendorControlStage1>
      <VdssControlStage1>25</VdssControlStage1>
      <VdiodeControlStage1>0.89</VdiodeControlStage1>
      <LengthControlStage1>6.35</LengthControlStage1>
      <WidthControlStage1>5.35</WidthControlStage1>
      <HeightControlStage1>1.1</HeightControlStage1>
      <PackageControlStage1>PG-TDSON-8</PackageControlStage1>
      <UserNoteControlStage1></UserNoteControlStage1>
      <ThetaJXControlStage1>0</ThetaJXControlStage1>
      <PartNameSyncStage1>BSC010NE2LSI</PartNameSyncStage1>
      <NumFetsSyncStage1>1</NumFetsSyncStage1>
      <RdsonSyncStage1>0.00108</RdsonSyncStage1>
      <QgSyncStage1>3.17E-08</QgSyncStage1>
      <RgSyncStage1>0.6</RgSyncStage1>
      <VdiodeSyncStage1>0.56</VdiodeSyncStage1>
      <VendorSyncStage1>Infineon</VendorSyncStage1>
      <VdssSyncStage1>25</VdssSyncStage1>
      <QgdSyncStage1>6.9E-09</QgdSyncStage1>
      <CossSyncStage1>1.8E-09</CossSyncStage1>
      <Rdson2SyncStage1>0.0009</Rdson2SyncStage1>
      <Qg2SyncStage1>5.9E-08</Qg2SyncStage1>
      <QgsSyncStage1>1E-08</QgsSyncStage1>
      <VmillerSyncStage1>2.4</VmillerSyncStage1>
      <VthSyncStage1>1.6</VthSyncStage1>
      <LengthSyncStage1>6.35</LengthSyncStage1>
      <WidthSyncStage1>5.35</WidthSyncStage1>
      <HeightSyncStage1>1.1</HeightSyncStage1>
      <PackageSyncStage1></PackageSyncStage1>
      <UserNoteSyncStage1 />
      <ThetaJXSyncStage1>0</ThetaJXSyncStage1>
      <PartNameControlStage2></PartNameControlStage2>
      <NumFetsControlStage2>1</NumFetsControlStage2>
      <RdsonControlStage2>0</RdsonControlStage2>
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      <Rdson2ControlStage2>0</Rdson2ControlStage2>
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      <VmillerControlStage2>0</VmillerControlStage2>
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      <VendorControlStage2></VendorControlStage2>
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      <LengthControlStage2>0</LengthControlStage2>
      <WidthControlStage2>0</WidthControlStage2>
      <HeightControlStage2>0</HeightControlStage2>
      <PackageControlStage2></PackageControlStage2>
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      <ThetaJXControlStage2>0</ThetaJXControlStage2>
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      <VdiodeSyncStage2>0</VdiodeSyncStage2>
      <VendorSyncStage2></VendorSyncStage2>
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      <VthSyncStage2>0</VthSyncStage2>
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      <HeightSyncStage2>0</HeightSyncStage2>
      <PackageSyncStage2></PackageSyncStage2>
      <UserNoteSyncStage2 />
      <ThetaJXSyncStage2>0</ThetaJXSyncStage2>
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      <ESLbf>0</ESLbf>
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      <BulkFilterCapacitorManufacturer></BulkFilterCapacitorManufacturer>
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      <BulkFilterCapacitorHeight>0</BulkFilterCapacitorHeight>
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      <Numcf>0</Numcf>
      <CeramicFilterCapacitorManufacturer></CeramicFilterCapacitorManufacturer>
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      <CeramicFilterCapacitorLength>0</CeramicFilterCapacitorLength>
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      <CeramicFilterCapacitorHeight>0</CeramicFilterCapacitorHeight>
      <CeramicFilterCapacitorPackage></CeramicFilterCapacitorPackage>
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      <CocfVoltageRating>0</CocfVoltageRating>
      <Ls>0</Ls>
      <DCRs>0</DCRs>
      <FilterInductorManufacturer></FilterInductorManufacturer>
      <FilterInductorPartNumber></FilterInductorPartNumber>
      <FilterInductorLength>0</FilterInductorLength>
      <FilterInductorWidth>0</FilterInductorWidth>
      <FilterInductorHeight>0</FilterInductorHeight>
      <FilterInductorUserNote></FilterInductorUserNote>
      <OutputLCFilterEnabled>false</OutputLCFilterEnabled>
      <OutputLCFilterSensingIsLocal>false</OutputLCFilterSensingIsLocal>
      <OutputLCFilterSensingIsRemote>false</OutputLCFilterSensingIsRemote>
      <Efficiency>0.9329</Efficiency>
      <VoutRipplePercent>0.0019862269</VoutRipplePercent>
      <LossCurveA2>0.0012503664</LossCurveA2>
      <LossCurveA1>0.0328364037</LossCurveA1>
      <LossCurveA0>0.612458189</LossCurveA0>
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    <NotationLabelControl>
      <Left>95</Left>
      <Top>1058</Top>
      <Width>472</Width>
      <Height>50</Height>
      <Text>Linear Technology Demo Board DC1580A (modified DCR sense)</Text>
      <Background>#00FFFFFF</Background>
      <FontFamily>Segoe UI</FontFamily>
      <FontSize>20.25</FontSize>
      <Foreground>#FF800000</Foreground>
      <FontStyle>Normal</FontStyle>
      <FontWeight>Bold</FontWeight>
    </NotationLabelControl>
    <NotationLabelControl>
      <Left>88</Left>
      <Top>1116</Top>
      <Width>472</Width>
      <Height>40</Height>
      <Text>Note: modify MOSFETs for better efficiency</Text>
      <Background>#FFFFFFFF</Background>
      <FontFamily>Segoe UI</FontFamily>
      <FontSize>18</FontSize>
      <Foreground>#FFFF00FF</Foreground>
      <FontStyle>Normal</FontStyle>
      <FontWeight>Normal</FontWeight>
    </NotationLabelControl>
  </NotationLabelControls>
</Root>