SWITCHMODEâ¢ Power Supply Reference Manual

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SMPSRMFeatures:70 W output power from 95 to 265 Vac.Efficiency@ 230 Vac = 86%@ 110 Vac = 84%Load regulation (115 Vac) = 0.8 V.Cross regulation (115 Vac) = 0.2 V.Frequency 20 kHz fully stable.ON Semiconductor Advantages:DIP16 or SO16 packaging options for controller.Meets IEC emi radiation standards.A narrow supply voltage design (80 W) is also available.Devices:Part NumberDescriptionMC44603APEnhanced Mixed Frequency ModeGreenLine PWM ControllerMR856 Fast Recovery Rectifier (600 V)MR854 Fast Recovery Rectifier (400 V)1N4007 General Purpose Rectifier (1000 V)1N4937 General Purpose Rectifier (600 V)TransformerThomson Orega SMT18http://onsemi.com47
SMPSRMApplication: Wide Mains 100 W TV SMPS with 1.3 W TV Stand–byC31100 nF47283900 R F6RFIFILTERF1C192N2F–YC31 nFR16 4.7 M/4 kVIsense1234C41 nFD51N4007R5 100 kMC44608P75R4 3.9 kD1–D41N54048765C8100 nFVccR210 +C5220 F400 VD6MR856D71N4148+ C722 F16 V600 V/6 AN–CHMOSFETR122 k5WC647 nF630 V67C9470 pF630 VD14MR856R172.2 k5 W121412111089C11220 pF/500 VD18 MR856C1247 µF/250 V+R7 47 kΩ C17 120 pFD9 MR852C14 +1000 µF/35 VC16100 pFD121N4934D10+MR852C151000 µF/16 VR1918 kC13100 nFDZ1MCR22–6R121 k112 V/0.45 A16 V/1.5 A8 V/1 AD131N4148C18100 nF123123J3J4R30.27 R21 47 R9100 kONOFFR1147 kOPT1DZ310 V1N4740ADZ2TL431CLPC1933 nFR1010 kR82.4 kON = Normal modeOFF = Pulsed modeFigure 46. Wide Mains 100 W TV SMPS with SecondaryReconfiguration for 1.3 W TV Stand–byhttp://onsemi.com48
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 38 and 39: V_SyncH_SyncMonitorMCUSYNC PROCESSO
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 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