SWITCHMODEâ¢ Power Supply Reference Manual

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V_SyncH_SyncMonitorMCUSYNC PROCESSOR1280x1024RWM10101100101I 2 C BUSV_SyncH_SyncOn Screen DisplayGeneratorRGBFigure 37.. 15”MonitorPowerSuppliesOverlayedRGBRGBVideoDriverRGBCRThttp://onsemi.com37DOWNUPMEMORYUSB HUBUSB & Auxiliary StandbyAC/DCPower SupplyLineA.C.HC05CPUCOREPWMor I 2 CRGBMC33363A/BNCP100xNCP105xNCP1200V_SyncH_SyncRBGGeometry CorrectionIRF630 / 640 / 730 /740 / 830 / 840Timebase ProcessorDC TO DCCONTROLLERVerticalDriverH–DriverLine DriverH–Output TRH–Driver TRMTD6N10/15Damper DiodeMUR8100EMUR4100EMUR460PFC DevicesNCP1650NCP1651MC34262MC33368MC33260S.M.P.SController600V 8AN–ChMOSFETUC3842/3MTP6P20EUC384xMC44603/5MC44608NCP1200NCP1205SyncSignalMUR420MUR440MUR460Figure 31. 15” Monitor Power SuppliesSMPSRM
SMPSRMACLineRectifier+Start–upSwitchBulkStorageCapacitorPWMControlICPWM SwitcherUltrafastRectifierMOSFET+Prog.Prec.RefLoadn–outputsFigure 38. AC/DC Power Supply for CRT DisplaysTable 1.Part # Description Key Parameters Samples/Prod.MC33262 PFC Control IC Critical Conduction PFC Controller Now/NowMC33368 PFC Control IC Critical Conduction PFC Controller + Internal Start–up Now/NowMC33260 PFC Control IC Low System Cost, PFC with SynchronizationCapability, Follower Boost Mode, or Normal ModeNow/NowMC33365 PWM Control IC Fixed Frequency Controller + 700 V Start–up, 1 APower SwitchNow/NowMC33364 PWM Control IC Variable Frequency Controller + 700 V Start–up Switch Now/NowMC44603A/604 PWM Control IC GreenLine, Sync. Facility with Low Standby Mode Now/NowMC44605 PWM Control IC GreenLine, Sync. Facility, Current–mode Now/NowMC44608 PWM Control IC GreenLine, Fixed Frequency (40 kHz, 75 kHz and 100kHz options), Controller + Internal Start–up, 8–pinNow/NowMSR860 Ultrasoft Rectifier 600 V, 8 A, trr = 55 ns, Ir max = 1 uA Now/NowMUR440 Ultrafast Rectifier 400 V, 4 A, trr = 50 ns, Ir max = 10 uA Now/NowMRA4006T3 Fast Recovery Rectifier 800 V, 1 A, Vf = 1.1 V @ 1.0 A Now/NowMR856 Fast Recovery Rectifier 600 V, 3 A, Vf = 1.25 V @ 3.0 A Now/NowNCP1200 PWM Current–Mode Controller 110 mA Source/Sink, O/P Protection, 40/60/110 kHz Now/NowNCP1205 Single–Ended PWM Controller Quasi–resonant Operation, 250 mA Source/Sink,8–36 V OperationNow/NowUC3842/3/4/5High Performance Current–ModeControllers500 kHz Freq., Totem Pole O/P, Cycle–by–CycleCurrent Limiting, UV LockoutNow/Nowhttp://onsemi.com38
Page 1 and 2: SMPSRM/DRev. 3, Jul-2002SWITCHMODE
Page 3 and 4: SMPSRMON Semiconductor and are regi
Page 6 and 7: SMPSRMIntroductionThe never-ending
Page 8 and 9: SMPSRMThe Flyback-Mode ConverterThe
Page 10 and 11: SMPSRMFactors 3, 4 and 5 have a dir
Page 12 and 13: SMPSRM+N1 N2C inV inControlTSWDL OC
Page 14 and 15: SMPSRMInterleaved Multiphase Conver
Page 16 and 17: SMPSRMV CCOSCChargeClock RampV erro
Page 18 and 19: SMPSRMThe Power MOSFETPower MOSFETs
Page 22 and 23: SMPSRMThe Magnetic ComponentsThe ma
Page 24 and 25: ÉÉ ÂÂÂÂÂÂÂÂÂÂÂÉÉÉÉ
Page 26 and 27: SMPSRMThe forward conduction loss o
Page 28 and 29: SMPSRMSnubbers and ClampsSnubbers a
Page 30 and 31: SMPSRMThe Active ClampAn active cla
Page 32 and 33: SMPSRMIn this design, both the powe
Page 34 and 35: SMPSRMA Power Factor Correction (PF
Page 36 and 37: SWITCHMODE Power Supply ExamplesSMP
Page 40 and 41: SMPSRMACLineRectifier+Start-upSwitc
Page 42 and 43: http://onsemi.com41Part No. VRRM(V)
Page 44 and 45: SMPSRMApplication: Compact Power Fa
Page 46 and 47: SMPSRMFeatures:Off power consumptio
Page 48 and 49: SMPSRMFeatures:70 W output power fr
Page 50 and 51: SMPSRMFeatures:Off power consumptio
Page 52 and 53: SMPSRMApplication: 110 W Output Fly
Page 54 and 55: SMPSRMApplication: Efficient Safety
Page 56 and 57: SMPSRMApplication: AC-DC Battery Ch
Page 58 and 59: SMPSRMLiterature Available from ON
Page 60 and 61: SMPSRMWeb Locations for Switching-M
Page 62 and 63: Analog ICs for SWITCHMODE Power Sup
Page 64 and 65: SMPSRMON SEMICONDUCTOR STANDARD DOC

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SWITCHMODEâ¢ Power Supply Reference Manual