8-Pin Continuous Conduction Mode (CCM) PFC Controller …

1 1 FEATURESDESCRIPTIONAPPLICATIONSCONTENTST YPICALAPPLICATIONDIAGRAM+ BridgeRectifierLINEINPUTVOUTEMI FilterUCC28019 RloadGNDICOMPISENSEGATEVCCVSENSEVCOMPVIN S12348765 AuxilarySupplyUCC28019 SLUS755B APRIL2007 (CCM)PFCC ontroller 8-pinSolutionWithoutSensingLineVoltageTh eUCC280198-pinactivePowerFactorCorrectio nReducesExternalComponents(PFC)controlle rusestheboosttopologyoperatinginContinuo usConductionMode(CCM).Thecontroller Wide-RangeUniversalACInputVoltageissuita bleforsystemsinthe100 Wto>2kWrange MaximumDutyCycleof97%currentduringunder- voltagelockoutislessthan200 InputBrown-OutProtectionLow-distortionwa ve-shapingoftheinputcurrent Cycle-by-CyclePeakCurrentLimitingusingav eragecurrentmodecontrolisachieved OpenLoopDetectionwithoutinputlinesensing ,reducingtheBillof CCMB oostPowerFactorCorrectionPoweraccuracyat 25 >2kWRangetheexternalswitch.

2 ServerandDesktopPowerSuppliesNumeroussys tem-levelprotectionfeaturesinclude TelecomRectifierspeakcurrentlimit,softov er-currentdetection, IndustrialElectronicsopen-loopdetection, inputbrown-outdetection, HomeElectronicsoutputover-voltageprotect ion/under-voltagedetection,ano-powerdisc hargepathonVCOMP, DesignExample23 AdditionalReferences431 Pleasebeawarethatanimportantnoticeconcer ningavailability,standardwarranty, 2007, (1)DISSIPATIONRATINGS(1)RECOMMENDEDOPERA TINGCONDITIONSELECTROSTATICDISCHARGE(ESD )PROTECTIONUCC28019 SLUS755B APRIL2007 REVISEDDECEMBER2007 ORDERINGINFORMATIONOPERATINGTEMPERATUREP ARTNUMBERPACKAGE(1)RANGE,TAUCC28019 DSOIC8-Pin(D)ead(Pb)-Free/Green 40 Cto125 CPlasticDIP8 Pin(P)LeadUCC28019P(Pb)-Free/Green(1)SOI C(D)packageisavailabletapedandreeledbyad ding"R"suffixthetheabovepartnumber, (unlessotherwisenoted)VALUEUNITVCC ,VSENSE,VCOMP,ICOMP 24to7 InputcurrentrangeVSENSE,ISENSE 1to1mAOperating 55to150 Junctiontemperature,TJStorage 65to150 CLeadtemperature,TSOLS oldering,10s300 (1)

3 Stressesbeyondthoselistedunder AbsoluteMaximumRatings RecommendedOperatingConditions CPOWERRATING(W)TA=85 CPOWERRATING(W)JUNCTIONTOAMBIENT( C/W)SOIC-8(D) (P) (1) (unlessotherwisenoted)PARAMETERMINMAXUNI TVCC inputvoltagefromalow-impedancesourceVCCO FF(max)+1V21 VTJO peratingjunctiontemperature 40125 Coveroperatingfree-airtemperaturerange(u nlessotherwisenoted)PARAMETERRATINGUNITH umanBodyModel(HBM)2kVChargedDeviceModel( CDM)500V2 SubmitDocumentationFeedbackCopyright 2007,TexasInstrumentsIncorporatedProduct FolderLink(s) APRIL2007 REVISEDDECEMBER2007 Unlessotherwisenoted,VCC=15 VDC, FfromVCCtoGND,-40 C TJ=TA 125 (start)Pre-startcurrentVCC=VCCON AIVCC(stby)StandbycurrentVSENSE= (on_load)OperatingcurrentVSENSE= ,CGATE= (UVLO) ,kHz 40 C TA 125 C596571 PWMVCOMP=0V,VSENSE=5V,DMINM inimumdutycycle0%ICOMP= (min)MinimumofftimeVSENSE=3V,ICOMP=1V100 250600nsSystemProtectionISENSE threshold, (SOC),ISENSE threshold, (PCL)

4 ,VSENSE threshold,openloopICOMP=1V,ISENSE=0V, (OLP),VCOMP=1 VOpenloopprotection(OLP)internalVSENSE= , (UVD),VSENSE threshold,outputVOVPISENSE= (OVP),VInputbrown-outdetection(IBOP) (IBOP) AICOMP threshold, 2007,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback3 ProductFolderLink(s) APRIL2007 REVISEDDECEMBER2007 ELECTRICALCHARACTERISTICS(continued)Unle ssotherwisenoted,VCC=15 VDC, FfromVCCtoGND,-40 C TJ=TA 125 AICOMP voltageduringOLPVSENSE= C TA 125 SMaximumsinkcurrentundernormalVSENSE=6V, VCOMP=4V213038operationSourcecurrentunde rsoftstartVSENSE=4V,VCOMP=0V 21-30-38 AVSENSE=4V,VCOMP=0V 100 170 250 MaximumsourcecurrentunderEDRoperationVSE NSE=4V,VCOMP=4V 60 100 140 Enhanceddynamicresponse, ,fallingVSENSE inputbiascurrent1V VSENSE 5V100250nAVCOMP voltageduringOLPVSENSE= ,IVCOMP= ,peak,sinking(1)CGATE= ,peak,sourcing(1)

5 CGATE= ,GATE=2 Vto8V4060nsGATE falltimeCGATE= ,GATE=8 Vto2V2540 GATE lowvoltage,noloadGATE= ,sinkingGATE= ,sourcingGATE=-20mA ,sinkingVCC=5V,GATE= ,sinkingVCC=5V,GATE= ,CGATE= ,CGATE= + , (1) 2007,TexasInstrumentsIncorporatedProduct FolderLink(s) - Bias Supply Voltage - CURRENTvsBIAS SUPPLY VOLTAGEIVCCTurn ONIVCCTurn OFFVSENSE = VINS = 3 VNo Gate LoadIVCC- Supply Current - mA-60 -35 -1065115 140TJ- Temperature - UVLO Threshold - VUVLO THRESHOLDSvsTEMPERATUREVCC Turn OFF (VCCOFF)VCC Turn ON (VCCON)TJ- Temperature - C024681013579 IVCC- Supply Current - mASUPPLY CURRENTvsTEMPERATUREO perating, GATE Load = nFIVCC(on_load)StandbyIVCC(stby)-60 -35 -1065115 14015 4090TJ- Temperature - (start)- Supply Current - mASUPPLY CURRENTvsTEMPERATUREPre-Start(IVCC(start ))

6 VCC = VCCON- V-60 -35 -1065115 14015 4090 UCC28019 SLUS755B APRIL2007 REVISEDDECEMBER2007 Unlessotherwisenoted,VCC=15 VDC, FfromVCCtoGND,TJ=TA=25 2007,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback5 ProductFolderLink(s) Temperature - C555963677175fSW- Switching Frequency - kHzOSCILLATOR FREQUENCYvsTEMPERATURES witching Frequency5761656973-60 -35 -1065115 14015 40901016 VCC - Bias Supply Voltage - V555963677175fSW- Switching Frequency - kHzOSCILLATOR FREQUENCYvsBIAS SUPPLY VOLTAGE5761656973 Switching Frequency20181412TJ- Temperature - - Gain - mA/VCURRENT AVERAGINGAMPLIFIER -35 -1065115 14015 4090TJ- Temperature - C303438424650gmv - Gain - A/VVOLTAGE ERROR AMPLIFIERTRANSCONDUCTANCEvsTEMPERATURE32 36404448

7 Gain-60 -35 -1065115 14015 4090 UCC28019 SLUS755B APRIL2007 REVISEDDECEMBER2007 TYPICALCHARACTERISTICS(continued) 2007,TexasInstrumentsIncorporatedProduct FolderLink(s) Temperature - VUVD- VSENSE Threshold - VVSENSE Protection (VUVD)Over-Voltage Protection (VOVP)-60 -35 -1065115 14015 4090TJ- Temperature - VSENSE Threshold - VVSENSE -35 -1065115 14015 4090 Open Loop Protection (VOLP)TJ- Temperature - CVSOC- ISENSE Threshold - VISENSE THRESHOLDvsTEMPERATURESoft Over-Current Protection (SOC)-60 -35 -1065115 14015 Temperature - VINSBROUWNOUT_TH VINS Threshold - VVINS -35 -1065115 14015 4090 VINS Enable (VINSENABLE_TH)Input Brown-Out Protection (VINSBROWNOUT_TH)UCC28019 SLUS755B APRIL2007 REVISEDDECEMBER2007 TYPICALCHARACTERISTICS(continued) 2007,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback7 ProductFolderLink(s)

8 Temperature - C100200300400500600t - Time - nsMINIMUM OFF TIMEvsTEMPERATUREtOFF(min)VSENSE = 3 VICOMP = 1 V105250350450550-60 -35 -1065115 14015 4090TJ- Temperature - C01020304050t - Time - nsGATE DRIVE SWITCHINGvsTEMPERATUREFall TimeCGATE= nFVGATE= 2 V - 8 VRise Time515253545-60 -35 -1065115 14015 409010121620 VCC - Bias Supply Voltage - V0102030405018t - Time - nsGATE DRIVE SWITCHINGvsBIAS SUPPLY VOLTAGEFall TimeCGATE= nFVGATE= 2 V - 8 VRise Time51525354514TJ- Temperature - Gate Low Voltage - VGATE LOW VOLTAGEWITH DEVICE -35 -1065115 14015 4090 VGATEVCC = 5

9 VIVCC= 20 mAUCC28019 SLUS755B APRIL2007 REVISEDDECEMBER2007 TYPICALCHARACTERISTICS(continued) 2007,TexasInstrumentsIncorporatedProduct FolderLink(s) Temperature - Reference Voltage - VREFERENCE VOLTAGEvsTEMPERATURER eference VoltageVCC = 15V-60 -35 -1065115 14015 4090 UCC28019 SLUS755B APRIL2007 REVISEDDECEMBER2007 TYPICALCHARACTERISTICS(continued) 2007,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback9 ProductFolderLink(s) APRIL2007 REVISEDDECEMBER2007 UCC28019 TopView(SOIC-8,PDIP-8)TerminalFunctionsT ERMINALI/OFUNCTIONNAME# :Aninputforthevoltageacrosstheexternalcu rrentsenseresistor, (SOC) (PCL) (UVLO) (UVLO) ,VINS, ,VCOMP ischargeduntiltheVCOMP5 OVSENSE voltagereaches95% (EDR)isengaged.

10 InputBrownOutProtection(IBOP)detectswhen thesystemac-inputvoltageisaboveauser-def inednormaloperatinglevel,orbelowauser-de fined brown-out , , (OLP), (OVP)disablestheGATE outputwhenVSENSE exceeds105% (EDR)rapidlyreturnstheoutputvoltagetoits normalregulationlevelwhenasystemlineorlo adstepcausesVSENSE tofallbelow95% 2007,TexasInstrumentsIncorporatedProduct FolderLink(s) + + Brown-Out Protection(IBOP)