SWITCHMODEâ¢ Power Supply Reference Manual

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SMPSRMApplication: Efficient Safety Circuit for Electronic BallastC13 100 nF250 V R18 PTCC12 22 nFC14 100 nF250 VAGNDC11 4.7 nF1200 VPTUBE =55 WL1 1.6 mHQ2MJE18004D2R132.2 RT1AFT063 Q3MJE18004D2R142.2 RC92.2 nFR114.7 RC82.2 nFR124.7 RC6 10 nFT1BD3 1N4007DIACD4R1010 RC7 10 nFT1CNOTES: * All resistors are ± 5%, 0.25 Wunless otherwise noted* All capacitors are Polycarbonate, 63 V,± 10%, unless otherwise notedR9330 kR7 1.8 MD2 MUR180ET2D1MUR120R4 22 k+R3100 k/1.0 WR2 1.2 MC4 47 F+Q1500 V/4 A N–ChMOSFET3 182AGNDC2330 F25 V5 7U1MC342623450 V4261C1 10 nFC5 0.22 FP1 20 kR6 1.0 RR5 1.0 RC3 1.0 FR1 12 k1N5407D8D71N5407FUSEC15 100 nFC1647 nFC17 47 nF630 VLINE220 V1N5407D9630 V1N5407D6FILTERFigure 49. Efficient Safety Circuit for Electronic Ballasthttp://onsemi.com53
SMPSRMFeatures:Easy to implement circuit to avoid thermal runaway when fluorescent lamp does not strike.ON Semiconductor Advantages:Power devices do not have to be oversized – lower cost solution.Includes power factor correction.Devices:Part NumberDescriptionMC34262Power Factor ControllerMUR120 Ultrafast Rectifier (200 V)MJE18004D2 High Voltage Planar Bipolar Power Transistor (100 V)1N4007 General Purpose Diode (1000 V)1N5240B Zener Voltage Regulator Diode (10 V)1N5407 Rectifier (3 A, 800 V)*Other Lamp Ballast Options:1, 2 Lamps 3, 4 Lamps825 V BUL642D2 BUL642D2100 V MJD18002D2 MJB18004D21200 V MJD18202D2 MJB18204D2MJE18204D2ON Semiconductor’s H2BIP process integrates a diode and bipolar transistor for a single package solution.http://onsemi.com54
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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 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 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