FAN7319M

FAN7319 FAIRCHILD | Alldatasheet

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©920109Fairchild9Semiconductor9Corporation99 9 www.fairchildsemi.com9 FAN731999•991.0.19 FAN7319d—dLCDdBacklightdInverterdDrivedICd d FAN7319d LCDdBacklightdInverterdDrivedICd d Featuresd /square49 High:Efficiency9Single:Stage9Power9Conversion9 /square49 Wide9Input9Voltage9Range:910V9to924V9 /square49 Backlight9Lamp9Ballast9and9Soft9Dimming9 /square49 Minimal9Required9External9Components9 /square49 Precision9Voltage9Reference9Trimmed9to92%9 /square49 ZVS9or9ZCS9Push:Pull9&9Full:Bridge9Topology9 /square49 PWM9Control9at9Fixed9Frequency9 /square49 ZCS9Control9by9Sensing9Resonant9Tank9Current9 /square49 External9Pulse9Burst9Dimming9Function9:9Positive9 /square49 Analog9Dimming9Function9:9Positive9 /square49 Programmable9Striking9Frequency9 /square49 Open:Lamp9Protection99 /square49 Open:Lamp9Regulation9 /square49 Short:Lamp9Protection9 /square49 CMP:High9Protection9 /square49 Dynamic9Contrast9Ratio9Mode9 /square49 Thermal9Shutdown9 /square49 20:Pin9SOP99 Applicationsd /square49 LCD9TV99 /square49 LCD9Monitor9 Descriptiond The9FAN73199is9a9LCD9backlight9inverter9drive9IC9that9 controls9 N:N9 push:pull9 topology9 or9 N:N9 full:bridge9 topology9using9a9proprietary9phase:shift9method.99 The9FAN73199provides9a9low:cost9solution9and9reduces9 external9components9by9integrating9full:wave9rectifiers9for9 open:lamp9 protection9 and9 regulation.9 The9 operating9 voltage9 range9 is9 wide,9 so9 an9 external9 regulator9 isn’t9 necessary9to9supply9voltage9to9the9IC.99 The9 FAN73199 provides9 various9 protections,9 such9 as9 open:lamp9regulation,9open:lamp9protection,9short:lamp9 protection,9CMP:high9protection,9and9FB:high9protection,9 to9increase9the9system9reliability.9The9FAN73199provides9 burst9dimming9function9and9analog9dimming.9 The9FAN73199is9available9in9a920:Lead9Small9Outline9 Integrated9Circuit9(SIOC)9package. d OrderingdInformationdd PartdNumberd OperatingdTemperatured Packaged PackingdM ethodd FAN7319M9 :259to9+85°C9 20:Lead,9SOIC,9JEDEC99 MS:013,9.3009Inch,9Wide9Body99 Rail9 FAN7319MX9 :259to9+85°C9 Tape9&9Reel9

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 29 FAN7319d—dLCDdBacklightdInverterdDrivedICd BlockdDiagramd d Figured1.dInternaldBlockdDiagramd

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 39 FAN7319d—dLCDdBacklightdInverterdDrivedICd PindConfigurationd d F:9Fairchild9Logo P:9Assembly9Site9Code XY :9Year9&9Weekly9Code TT :9Die9Run Code FAN7319 :9Device9Name GND CMP VOLP OUTB OUTC OLP OVPR OLR BDIM RT ADIM REF RT1 TIMER OUTD MODE ENA SENSE VIN OUTA Figured2.dPindDiagramdwithdTopdMarkd

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 49 FAN7319d—dLCDdBacklightdInverterdDrivedICd PindDefinitionsd Pind#d Named Descriptiond 19 VOLP9 This9pin9is9for9reference9voltage9of9open:la mp9protection9level9in9striking9mode.9 29 REF9 This9pin9is95V9reference9output.9 39 BDIM9 This9pin9is9the9input9for9burst9dimming.9Input9type9is9PWM9pulse9signal,9not9DC9voltage.9 Dimming9polarity9is9positive.9 49 ADIM9 This9pin9is9for9positive9analog9dimming.9 59 CMP9 Error9amplifier9output.9Typically,9a9compensation9capacitor9is9connected9to9this9pin9from9the9 ground.9 69 TIMER9 This9pin9is9for9protection9delay9setting.9Typically,9a9capacitor9is9connected9to9this9pin9from9 ground.9OVP/OLP/High_CMP/SLP9protection9time9is9set9by9this9capacitor9value.9 79 RT9 This9pin9is9for9programming9the9normal9switching9frequency.9Typically,9a9resistor9is9 connected9to9this9pin9from9ground.9 89 RT19 This9pin9is9for9programming9the9striking9switching9frequency.9In9striking9mode,9this9pin9is9 connected9to9ground.9Typically,9a9resistor9is9connected9to9this9pin9from9the9RT9pin.9

99 SENSE9

This9pin9is9for9sensing9Zero9Voltage9Switching9(ZVS)9timing.9If9voltage9cross90V,9CT9voltage9 is9reset;9and9operating9frequency9is9changed9by9ZVS9timing.9If9this9pin9is9not9used,9it9must9be9 connected9to9REF.9 109 GND9 This9pin9is9the9ground.9 119 OUTD9 This9pin9is9lower9NMOS9gate:drive9output92. 9(Push:Pull9:9Disabled)9 129 OUTC9 This9pin9is9upper9NMOS9gate:drive9output92. 9(Push:Pull9:9Disabled)9 139 OUTB9 This9pin9is9lower9NMOS9gate:drive9output91. 9(Push:Pull9:9NMOS9gate:drive9output92)9 149 OUTA9 This9pin9is9upper9NMOS9gate:drive9output91. 9(Push:Pull9:9NMOS9gate:drive9output91)9 159 VIN9 This9pin9is9the9supply9voltage9of9the9IC.9

169 OLR9

This9pin9is9for9open:lamp9regulation.9It9is9connected9to9the9full:wave9rectifier9internally.9If9two9 feedbacks9are9available,9sum9of9feedback9is9inputted9to9this9pin.9When9OLR9input9is9between9 2V9and93V,9the9error9amplifier9output9current9is9limited9to93µA.9When9OLR9input9reaches93V,9 the9error9amplifier9output9current9is90A9and9its9output9voltage9maintains9constant.9OLR9input9 is9inputted9to9the9negative9of9another9error9amplifier9for9feedback9control9of9lamp9voltage.9 When9OLR9input9is9more9than93.3V,9another9error9amplifier9for9OLR9is9operating9and9lamp9 voltage9is9regulated.9

179 OLP9

This9pin9is9for9open:lamp9protection9and9feedback9control9of9lamp9currents.9It9is9connected9to9 the9full:wave9rectifier9internally.9If9two9feedbacks9are9available,9sum9of9rectified9feedback9is9 inputted9to9this9pin.9In9striking9mode,9if9OLP9input9is9less9than91V;9or9in9normal9mode,9if9OLP9 input9is9less9than90.5V;9the9IC9shuts9down9to9protect9the9system9in9open:lamp9condition.9 Shutdown9time9is9programmed9by9the9capacitor9value9connected9to9the9TIMER9pin.9OLP9 input9is9inputted9to9the9negative9of9the9error9amplifier9for9feedback9control9of9lamp9current.9 189 MODE9 This9pin9is9for9topology9selection.9If9this9pin9is9connected9to9REF,9it9is9push:pull9topology;9 OUTC9&9OUTD9is9disabled.9If9this9pin9is9connected9to9GND,9it9is9full:bridge9topology.99 199 OVPR9 This9pin9is9for9reference9voltage9of9Over:V oltage9Protection9(OVP).99 209 ENA9 This9pin9is9for9turning9on/off9the9IC.9If9enable9voltage9is9lower9than92.1V,9DCR9mode9is9 disabled.9If9enable9voltage9is9higher9than92.5V,9DCR9mode9is9activated9and9OLP9is9disabled.9

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 59 FAN7319d—dLCDdBacklightdInverterdDrivedICd AbsolutedMaximumdRatingsd Stresses9exceeding9the9absolute9maximum9ratings9may9damage9the9device.9The9device9may9not9function9or9be9 operable9above9the9recommended9operating9conditions9and9stressing9the9parts9to9these9levels9is9not9recommended.9In9 addition,9extended9exposure9to9stresses9above9the9recommended9operating9conditions9may9affect9device9reliability.9The9 absolute9maximum9ratings9are9stress9ratings9only.9 Symbold Parameterd Min.d Max.d Unitd VIN 9 IC9Supply9Voltage9 109 289 V9 TA9 Operating9Temperature9Range9 :259 +859 °C9 TJ9 Operating9Junction9Temperature9 9 +1509 °C9 TSTG 9 Storage9Temperature9Range9 :659 +1509 °C9 θJA9 Thermal9Resistance9Junction:to:Air (1,2)9 9 909 °C/W9 PD9 Power9Dissipation9 9 1.49 W9 Notes:dd 2.9 Assume9no9ambient9airflow.9 d d PindBreakdowndVoltaged Pind#d Named Valued Unitd Pind#d Named Valued Unitd

19 RT9 79

119 OLR9 ±79

29 ENA9 79 129 OLP9 ±79

39 CMP9 79 139 GND9 79

49 ADIM9 79 149 OUTA9 289

59 REF9 79 159 OUTB9 289

69 MODE9 79 169 OUTC9 289

79 BDIM9 79 179 OUTD9 289

89 OVPR9 79 189 VIN9 289

99 VOLR9 79 199 TIMER9 79

109 SENSE9 ±79 209 RT19 79

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 69 FAN7319d—dLCDdBacklightdInverterdDrivedICd ElectricaldCharacteristicsd For9typical9values,9TA9=925°C,9VIN 9=915V,9and9:25°C9 ≤9TA9≤985°C,9unless9otherwise9specified.9Specifications9to9TA=99 :25°C9~985°C9are9guaranteed9by9design9based9on9final9characterization9results.9 Symbol9 Parameter 9 TestdConditionsd Min.d Typ.d Max.d Unitd Under6VoltagedLockoutdSectiond(UVLO)d Vth 9 Start9Threshold9Voltage9 9 8.09 8.79 9.49 V9 Vthhys 9 Start9Threshold9Voltage9Hysteresis9 9 0.49 0.89 1.29 V9 Ist 9 Startup9Current9 V IN 9=99.0V9 409 1009 1209 µA9 Iop 9 Operating9Supply9Current9 VIN 9=915V,99 Not9Switching9 0.59 2.09 3.59 mA9 ON/OFFdSectiond Von 9 On:State9Input9Voltage9 9 1.49 9 5.09 V9 Voff 9 Off:State9Input9Voltage9 9 9 9 0.79 V9 Isb 9 Standby9Current9 VIN 9=915V,99 ENA9=9LOW9 1009 1609 2009 µA9 RENA d Pull:Down9Resistor d 9 1209 2009 2809 kΩ9 ReferencedSectiond(Recommendd1µFdX7RdCapacitor)d V59 5V9Regulation9Voltage9 09≤9I599≤93mA9 4.99 5.09 5.19 V9 V5line 9 5V9Line9Regulation9 109≤9VIN 9≤924V9 9 49 509 mV9 V5load 9 5V9Load9Regulation9 I 59=93mA9 9 49 509 mV9 OscillatordSectiond(Main)d fosc 9 Oscillation9Frequency9 TA9=925°C,99 RT9=950kΩ9 48.509 50.09 51.509 kHz9 RT9=950kΩ9 48.259 50.009 51.759 fstr 9 Oscillator9Frequency9in9Striking9Mode 9 TA9=925°C,9RT9=9 50kΩ,9RT19=9100kΩ9 68.909 71.459 74.009 kHz9 RT9=950kΩ,99 RT19=9100kΩ9 68.609 71.459 74.309 Vcth 9 CT9High9Voltage9 9 9 29 9 V9 Vctl9 CT9Low9Voltage9 9 9 0.459 9 V9 BurstdDimmingdSectiond Vbdim(ON) 9 Burst9Dimming9On9Voltage9 9 29 9 59 V9 Vbdim(Off) 9 Burst9Dimming9Off9Voltage9 9 09 9 0.89 V9 Continued on the following page…

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 79 FAN7319d—dLCDdBacklightdInverterdDrivedICd ElectricaldCharacteristics 9(Continued) d For9typical9values,9T A9=925°C,9V IN 9=915V,9and9:25°C9 ≤9TA9≤985°C,9unless9otherwise9specified.9Specifications9to9TA9=9 :25°C9~985°C9are9guaranteed9by9design9based9on9final9characterization9results.9 Symbold Parameterd TestdConditionsd Min.d Typ.d Max.d Uni td ErrordAmplifierdSectiond AV9 Open:Loop9Gain (3)9 9 9 249 9 dB9 Gm9 Error9Amplifier9Transconductance9 9 209 409 609 µmho9 lsin 9 Output9Sink9Current9 OLP9=92.25V9 309 509 709 µA9 lsur19 Output9Source9Current919 OLP9=90V9 209 409 609 µA9 lsur29 Output9Source9Current929 CMP9=92.7V9 1.49 2.09 2.69 µA9 Ibsin 9 Burst9CMP9Sink9Current9 9 389 529 669 µA9 Iolpi9 OLP9Input9Current 9 OLP9=92V9 :19 09 19 µA9 Iolpo 9 OLP9Output9Current9 OLP9=9:2V9 109 209 309 µA9 Volpr 9 OLP9Input9Voltage9Range (3)99 9 :49 9 49 V9 Valim 9 ADIM9Limit9Voltage9 ADIM9=92V9 9 1.59 9 V9 Voff1 9 Error9Amplifier9Offset9 TA9=925°C,9V ADIM9=91V9 0.979 1.009 1.039 V9 VADIM9=91V9 0.969 1.009 1.049 V9 Open6LampdRegulationdSection 9 Iolr1 9 Error9Amplifier9Source9Current9for9 Open:Lamp9Regulation9 Striking,9OLR9=9 V olr1 +0.059 2.59 3.09 3.59 µA9 Iolr2 9 OLR9=93.1V9 :19 09 19 µA9 Volr1 9 Open:Lamp9Regulation9Voltage919 Striking9 1.859 2.009 2.159 V9 Volr2 9 Open:Lamp9Regulation9Voltage929 Striking9 2.89 3.09 3. 29 V9 Volr3 9 Open:Lamp9Regulation9Voltage939 9 3.059 3.259 3.459 V9 Iolrsi9 OLR9Error9Amplifier9Sink9Current9 Normal,9OLR9=93.5 V9 15.09 42.5 d 70.09 µA9 Iolri9 OLR9Input9Current9 OLR9=92.5V9 :19 09 19 µA9 Iolro 9 OLR9Output9Current9 OLR9=9:2.5V9 159 259 359 µA9 Volrr 9 OLR9Input9Voltage9Range (3)9 9 :49 9 49 V9 Continued on the following page…

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 89 FAN7319d—dLCDdBacklightdInverterdDrivedICd ElectricaldCharacteristics 9(Continued) d For9typical9values,9T A9=925°C,9V IN 9=915V,9and9:25°C9 ≤9TA9≤985°C,9unless9otherwise9specified.9Specifications9to9TA=9 :25°C9~985°C9are9guaranteed9by9design9based9on9final9characterization9results.9 Symbold Parameterd TestdConditionsd Min.d Typ.d Max.d Uni td ProtectiondSection 9 Volp0 9 Open:Lamp9Protection9Voltage909 Open9Lamp9in9Striki ng9 9 V OLP 9 9 V9 Volp1 9 Open:Lamp9Protection9Voltage919 Normal,9Vena9=92V9 0 .49 0.59 0.69 V9 Vcmpr 9 CMP:High9Protection9Voltage9 9 2.859 3.009 3.159 V9 Vslp 9 Short:Lamp9Protection9Voltage9 Normal,9Vena9=92V9 0. 49 0.59 0.69 V9 Vtmr1 99 Timer9Threshold9Voltage919 Striking:9Repeat949Time s 9 2.99 3.09 3.19 V9 Vtmr2 9 Timer9Threshold9Voltage929 Normal9 0.99 1.09 1.19 V9 Itmr1 9 Timer9Current919 Open9Lamp9 1.69 2.09 2.49 µA9 Itmr2 9 Timer9Current929 Short9Lamp9 409 509 609 µA9 TSD9 Thermal9Shutdown9 9 9 1509 9 °C9 Vovp 9 Over:Voltage9Protection9Voltage9 9 9 V OVPR 9 9 V9 VDCR 9 ENA2.3V9OLP9Disable/Enable9Change9 Voltage9 9 2.19 2.39 2.59 V9 OutputdSectiond Vndhv 9 NMOS9Gate9High9Voltage9 V IN 9=912V9 V IN 9:0.5 9 VIN 9 V IN 9+0.5 9 V9 Vndlv 9 NMOS9Gate9Low9Voltage (3)9 V IN 9=912V9 :0.39 09 0.39 V9 Vnuv 9 NMOS9Gate9Voltage9with9UVLO9 Activated d VIN 9=94.5V9 09 9 0.39 V9 Indsur 9 NMOS9Gate9Drive9Source9Current9 V IN 9=912V9 9 2009 9 mA9 Indsin 9 NMOS9Gate9Drive9Sink9Current 99 V IN 9=912V9 9 3009 9 mA9 Maximumd/dMinimumdOverlapd

9 Minimum9Overlap9Between9Diagonal9

fosc 9=9100kHz,9 See Figure 14 9 9 09 9 %9

9 Maximum9Overlap9Between9Diagonal9

fosc 9=9100kHz9 See Figure 14 9 869 9 909 %9 DeaddTimed tD_AB 9 NDR_A/NDR_B9 See Figure 34 4509 5509 6509 ns9 tD_CD 9 NDR_C/NDR_D9 See Figure 35 4509 5509 6509 ns9 Note:dd 3.9 These9parameters,9although9guaranteed,9are9not9100%9tested9in9production.9 d

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 99 FAN7319d—dLCDdBacklightdInverterdDrivedICd TypicaldPerformancedCharacteristicsdd 9 9 Figured3.d StartdThresholddVoltagedvs.dTemperature d Figured4.d StartdThresholddVoltagedHysteresisd vs.dTemperature d d d 9 9 Figured5.d StartupdCurrentdvs.dTemperatured Figured6.d OperatingdCurrentdvs.dTemperatured d d 9 9 Figured7.d StandbydCurrentdvs.dTemperatured Figured8.d 5VdRegulationdVoltagedvs.dTemperatured d 8.7 8.71 8.72 8.73 8.74 8.75 8.76 8.77 8.78 8.79 8.8 -25 -15 0 25 50 70 85 Vth [V] TEMP [ ℃℃ ℃℃] 0.5 0.6 0.7 0.8 0.9 -25 -15 0 25 50 70 85 Vthhys [V] TEMP [ ℃℃ ℃℃] 100 115 130 145 -25 -15 0 25 50 70 85 Ist [µA] TEMP [ ℃℃ ℃℃] -25 -15 0 25 50 70 85 Iop1 [mA] TEMP [ ℃℃ ℃℃] 100 150 200 250 300 -25 -15 0 25 50 70 85 Isb [µA] TEMP [ ℃℃ ℃℃] 4.8 4.9 5.1 5.2 -25 -15 0 25 50 70 85 V5 [V] TEMP [ ℃℃ ℃℃]

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 109 FAN7319d—dLCDdBacklightdInverterdDrivedICd TypicaldPerformancedCharacteristicsd(Continued) d 9 9 Figured9.d OscillationdFrequencydvs.dTemperature d Figured10.dOscillationdFrequencydindStrikingd vs.dTemperature d d d 9 9 Figured11.dErrordAmplifierdOffsetd1dvs.dTemperatured Figured12.dErrordAmplifierdOffsetd05dvs.dTemperatured d d 9 9 Figured13.dErrordAmplifierdSourcedCurrentd1d vs.dTemperatured Figured14.dErrordAmplifierdSourcedCurrentd2d vs.dTemperatured -25 -15 0 25 50 70 85 fosc [kHz] TEMP [ ℃℃ ℃℃] 130 132 134 136 138 140 -25 -15 0 25 50 70 85 fstr [kHz] TEMP [ ℃℃ ℃℃] 0.9 0.95 1.05 1.1 -25 -15 0 25 50 70 85 Voff1 [V] TEMP [ ℃℃ ℃℃] 0.4 0.45 0.5 0.55 0.6 -25 -15 0 25 50 70 85 Voff05 [V] TEMP [ ℃℃ ℃℃] -55 -50 -45 -40 -35 -30 -25 -20 -25 -15 0 25 50 70 85 Isur1 [µA] TEMP [ ℃℃ ℃℃] -2.5 -1.5 -25 -15 0 25 50 70 85 Isur2 [µA] TEMP [ ℃℃ ℃℃]

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 119 FAN7319d—dLCDdBacklightdInverterdDrivedICd TypicaldPerformancedCharacteristicsd(Continued) d 9 9 Figured15.dErrordAmplifierdSourcedCurrentdfordOLRdd vs.dTemperature d Figured16.dErrordAmplifierdSinkdCurrentd vs.dTemperature d d d 9 9 Figured17.dBurstdCMPdSinkdCurrentdvs.dTemperatured Figured18.dOLRdErrordAmplifierdSinkdCurrentd vs.dTemperatured d d 9 9 Figured19.dOpen6LampdProtectiondVoltaged1d vs.dTemperatured Figured20.dHigh6CMPdProtectiondVoltaged vs.dTemperatured -4.5 -3.5 -2.5 -25 -15 0 25 50 70 85 Iolr1 [µA] TEMP [ ℃℃ ℃℃] -25 -15 0 25 50 70 85 Isin [µA] TEMP [ ℃℃ ℃℃] -25 -15 0 25 50 70 85 Ibsin [µA] TEMP [ ℃℃ ℃℃] -25 -15 0 25 50 70 85 Iors [µA] TEMP [ ℃℃ ℃℃] 0.4 0.45 0.5 0.55 0.6 -25 -15 0 25 50 70 85 Volp1 [V] TEMP [ ℃℃ ℃℃] 2.8 2.9 3.1 3.2 -25 -15 0 25 50 70 85 Vcmpr [V] TEMP [ ℃℃ ℃℃]

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 129 FAN7319d—dLCDdBacklightdInverterdDrivedICd TypicaldPerformancedCharacteristicsd(Continued) d 9 9 Figured21.dShort6LampdProtectiondVoltaged vs.dTemperature d Figured22.dOpen6LampdRegulationdVoltaged1dd vs.dTemperature d d d 9 9 Figured23.dOpen6LampdRegulationdVoltaged2dd vs.dTemperatured Figured24.dOpen6LampdRegulationdVoltaged3dd vs.dTemperatured d d 9 9 Figured25.dTIMERdThresholddVoltaged1dd vs.dTemperatured Figured26.dTIMERdThresholddVoltaged2dd vs.dTemperatured 0.2 0.3 0.4 0.5 0.6 0.7 -25 -15 0 25 50 70 85 Vslp [V] TEMP [ ℃℃ ℃℃] 1.7 1.8 1.9 2.1 2.2 2.3 -25 -15 0 25 50 70 85 Volr 1 [V] TEMP [ ℃℃ ℃℃] 2.9 2.95 3.05 3.1 3.15 3.2 -25 -15 0 25 50 70 85 Volr 2 [V] TEMP [ ℃℃ ℃℃] 3.15 3.2 3.25 3.3 3.35 -25 -15 0 25 50 70 85 Volr3 [V] TEMP [ ℃℃ ℃℃] 2.7 2.8 2.9 3.1 3.2 3.3 -25 -15 0 25 50 70 85 Vtmr1 [V] TEMP [ ℃℃ ℃℃] 0.9 0.95 1.05 1.1 -25 -15 0 25 50 70 85 Vtmr2 [V] TEMP [ ℃℃ ℃℃]

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 139 FAN7319d—dLCDdBacklightdInverterdDrivedICd TypicaldPerformancedCharacteristicsd(Continued) d 9 9 Figured27.dTIMERdCurrentd1dvs.dTemperature d Figured28.dTIMERdCurrentd2dvs.dTemperature d 1.9 1.95 2.05 2.1 -25 -15 0 25 50 70 85 Itmr1 [µA] TEMP [ ℃℃ ℃℃] -25 -15 0 25 50 70 85 Itmr2 [µA] TEMP [ ℃℃ ℃℃]

©920109Fairchild9Semiconductor9Corporation 9 FAN731999•991.0.19 FunctionaldDescriptiond UVLOd The9 under:voltage9 lockout9 (UVLO)9 circuit9 guarantees9 stable9operation9of9the9IC9control9circuit9by9 starting9it9as9a9function9of9V IN .9The9UVLO9circuit9turns9on9 the9 control9 circuit9 when9 V IN 9exceeds9 9V.9When9 V lower9than98V,9the9IC9startup9current9is9less9than91 ENAd Applying9 voltage9 higher9 than9 1.4 V9 to9 the9 ENA9 pin9 enables9the9IC.9If9VENA 9is9higher9than92.5V,9 DCR9mode.9If9V ENA 9is9lower9than92.1V,9IC9 mode.9 Applying9voltage9lower9than90.7V9to9the9ENA9pin9 disables9the9IC. d MaindOscillatord The9internal9 timing9capacitors9(CTs)9are9charged9by9the9 reference9current9source,9which9is9formed9by9the9timing9 resistor9(RT).9The9timing9resistor’s9voltage9is9regulated9at9 2V.9The9sawtooth9waveform9charges9up9to92V.9Once9this9 voltage9 is9 reached,9 the9 capacitors9 begin9 d down9to90.5V.9Next,9the9timing9capacitors9start9charging9 again9 and9 a9 new9 switching9 cycle9 begins.9 The9 main9 frequency9 can9 be9 programmed9 by9 adjusting9 the9 RT9 values.9The9main9frequency9can9be9calculated9as [ ]kHz ]RT[k 0.000189 f delay OSC t 500 +Ω• = d where9t delay 9is:9 209<9RT[kΩ]9<93099:990.000759 309<9RT[kΩ]9<94099:990.000709 409<9RT[kΩ]9<96099:990.000559 609<9RT[kΩ]9<97099:990.000509 12pF 20 /R t =char I d Figured29.dMaindOscillatordCircuit In9striking9mode,9 the9timing9resistor9for9striking connected9to9ground9internally.9The9total9timing9resistor9is9 the9 parallel9 connecting9 value9 of9 RT9 and9 RT1. calculation9 of9 the9 striking9 frequency9 is9 Equation9(1).9RT9is9only9different9with9normal9frequency.9 RT9value9for9striking9frequency9 is9calculate RT1 RT RT1 RT RT str +

= 9 149 circuit9 guarantees9 stable9operation9of9the9IC9control9circuit9by9 stopping9and9 .9The9UVLO9circuit9turns9on9 exceeds9 9V.9When9 V IN9 is9 lower9than98V,9the9IC9startup9current9is9less9than91 20µA.9 V9 to9 the9 ENA9 pin9 is9higher9than92.5V,9 the9IC9enters9 is9lower9than92.1V,9IC9 enters9normal9 Applying9voltage9lower9than90.7V9to9the9ENA9pin9 timing9capacitors9(CTs)9are9charged9by9the9 reference9current9source,9which9is9formed9by9the9timing9 resistor9(RT).9The9timing9resistor’s9voltage9is9regulated9at9 V.9The9sawtooth9waveform9charges9up9to92V.9Once9this9 voltage9 is9 reached,9 the9 capacitors9 begin9 d ischarging9 V.9Next,9the9timing9capacitors9start9charging9 again9 and9 a9 new9 switching9 cycle9 begins.9 The9 main9 frequency9 can9 be9 programmed9 by9 adjusting9 the9 RT9 values.9The9main9frequency9can9be9calculated9as :9 (1)9 tR V2=dis I MaindOscillatordCircuit d the9timing9resistor9for9striking 9(RT1)9is9 he9total9timing9resistor9is9 the9 parallel9 connecting9 value9 of9 RT9 and9 RT1. 9 The9 triking9 frequency9 is9 similar9 with9 quation9(1).9RT9is9only9different9with9normal9frequency.9 is9calculate d9as:9 (2)9 AnalogdDimmingdd For9 analog9 dimming,9 reference9 voltage9 of9 the9 internal9 error9amplifier9can9be9controlled9by9the9ADIM9pin.9Error9 amplifier9control9average9voltage9of9OLP9input9voltage.9 The9ADIM9polarity9of9ADIM9is9positive. The9peak9OLP9voltage9can9be9calculated9as: [ ]V2VV ADIM max OLP π= 9 The9 lamp9 intensity9 is9 proportional9 to9 V increases,9the9lamp9intensity9increases;9but9ADIM9voltage9 is9clamped9by91.5V9internally.9Even9if9ADIM9 voltage9is9 higher9than91.5V,9 internal9error9amplifier9reference9is9set9to9 1.5V.9 Figure9 309shows9 an9 example9 of9 the9 relationship9 between9ADIM9voltage9and9output9current. Figured30.dADIMdVoltagedvs.dOutputdCurrent Figure9319shows9the9lamp9current9waveform9vs.9V analog9dimming9mode.9 iLamp CMP VADIM 1.3V 0.5V max Lamp i Figured31.dAnalogdDimmingdWaveforms www.fairchildsemi.com9 FAN7319d—dLCDdBacklightdInverterdDrivedICd For9 analog9 dimming,9 reference9 voltage9 of9 the9 internal9 error9amplifier9can9be9controlled9by9the9ADIM9pin.9Error9 amplifier9control9average9voltage9of9OLP9input9voltage.9 The9ADIM9polarity9of9ADIM9is9positive. 9 he9peak9OLP9voltage9can9be9calculated9as: 9 (4)9 The9 lamp9 intensity9 is9 proportional9 to9 V ADIM .9 As9 V ADIM 9 increases,9the9lamp9intensity9increases;9but9ADIM9voltage9 is9clamped9by91.5V9internally.9Even9if9ADIM9 voltage9is9 internal9error9amplifier9reference9is9set9to9 shows9 an9 example9 of9 the9 relationship9 between9ADIM9voltage9and9output9current. 9 OutputdCurrent d shows9the9lamp9current9waveform9vs.9V ADIM 9in9 AnalogdDimmingdWaveforms d

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 159 FAN7319d—dLCDdBacklightdInverterdDrivedICd Burst6Dimmingd Lamp9intensity9is9controlled9with9the9BDIM9signal9over9a9 wide9range.9When9BDIM9voltage9is9higher9than92V,9the9 lamp9current9is9turned9on.9When9BDIM9voltage9is9lower9 than90.8V,9the9lamp9current9is9turned9off.9The9duty9cycle9 of9the9PWM9pulse9determines9the9lamp9brightness.9The9 lamp9intensity9is9proportional9to9BDIM9pulse9on9duty;9as9 BDIM9on9duty9increases,9the9lamp9intensity9increases.9 Figure9329shows9the9lamp9current9waveform9vs.9VBDIM .9 d Figured32.dBurst6DimmingdWaveformsd During9 striking9 mode,9 burst:dimming9 operation9 is9 disabled9to9guarantee9continuous9striking9time.9Figure9339 shows9burst:dimming9is9disabled9during9striking9mode.9 Figured33.dBurst6DimmingdDuringdStrikingdModed OutputdDrivesd FAN73199can9drive9topologies9for9half:bridge9and9full: bridge9 in9 Super:IP9 applications.9 If9 the9 MODE9 pin9 is9 connected9to9reference9voltage,9output9drive9is9a9push: pull9 topology.9 In9 Super:IP9 applications,9 push:pull9 topology9can9drive9a9half:bridge9resonant9circuit.9If9the9 MODE9pin9is9connected9to9ground,9output9drive9is9a9full: bridge9topology.9FAN73199uses9a9phase:shift9method9for9 full:bridge9 Cold9 Cathode9 Fluorescent9 Lighting9 (CCFL)9 drive.9As9a9result,9the9temperature9difference9between9 the9left9and9right9leg9is9almost9zero9because9ZVS9occurs9 in9both9of9the9legs9by9turns.9The9detail9timing9is9shown9in9 Figure9349and9Figure935.9 FAN73199drive9voltage9is9same9as9V IN 9supply9voltage,9so9 it9can9drive9a9pulse9transformer9without9any9additional9 buffer.9 To9 prevent9 over:current9 in9 output9 drive,9 add9 a9 series9 resistor9 between9 the9 OUT9 pin9 and9 the9 pulse: transformer9(22~47 Ω 9series9resistor9is9enough).9 Figured34.dPush6PulldModedGatedDrivedSignald SYNC OUTA OUTB OUTC OUTD CMP CT T Fixed9dead9time 550ns Fixed9dead9time 550ns Figured35.dFull6BridgedModedGatedDrivedSignald d d

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 169 FAN7319d—dLCDdBacklightdInverterdDrivedICd SynchronousdDrivesd FAN73199 can9 be9 operated9 as9 zero9 current9 switching9 (ZCS)9or9zero9voltage9switching9(ZVS)9mode9using9the9 SENSE9pin.9Internal9CT9voltage9is9forced9to9discharge9 when9the9SENSE9pin9voltage9crosses9the9zero9point.9If9 AC9 signal9 is9 applied9 to9 the9 SENSE9 pin,9 operating9 frequency9 is9 synchronous9 with9 a9 frequency9 of9 input9 signal.9Figure9369shows9the9synchronous9operation9in9 push:pull9topology.9 During9striking9mode,9the9operating9frequency9is9set9to9 fixed9frequency9by9a9resistor,9regardless9of9the9SENSE9 pin9zero9crossing9point.9 The9SENSE9pin9zero9crossing9frequency9is9faster9than9 set9frequency.9If9zero9crossing9frequency9is9slower9than9 set9 frequency,9 frequency9 is9 abnormal9 due9 to9 irregular9 discharging9of9CT9voltage.9 If9SENSE9zero9crossing9frequency9is9much9faster9than9 set9 frequency,9 CT9 discharging9 voltage9could9 be9lower9 than91.5V.9In9this9case,9CT9discharging9voltage9is9held9to9 1.5V9to9prevent9synchronous9frequency9being9too9high.9 SYNC OUTA OUTB CMP CT T 0.5V SENSE Figured36.dSynchronousdOperationdindPush6PulldModed d Protectionsd The9 FAN73199 provides9 the9 following9 latch:mode9 protections:9Open:Lamp9Regulation9(OLR),9Open:Lamp9 Protection9 (OLP),9 Short:Lamp9 Protection9 (SLP),9 CMP: HIGH9 Protection,9 and9 Thermal9 Shutdown9 (TSD).9 The9 latch9is9reset9when9V IN 9falls9to9the9UVLO9voltage9or9ENA9 is9pulled9down9to9GND.9 Protection9timing9can9be9calculated9based9on9Figure937.9 Figured37.dTimerdChargingdCircuitd Assume9that9timer9capacitor9is91µF.9 Striking9time9is9one:time9charging9from9zero9to93V9and9 four:times9charging9 from90.3V9 to9 3V9 with92µA9current9 source.9The9striking9time9is9calculated9as9follows:9 s9 . 6 V7 . 2F14 V3F1 I VCt 1sur str strike = µ

µ•+ µ
µ=∆= 9 (6)9 The9OVP9and9SLP9delay9times9are9calculated9as:9 ms20 F50 V1F1 I VCt 2sur norSLP_OVP = µ
µ=∆= 9 (7)9 The9 CMP:HIGH9 protection9 and9 OLP9 delay9 times9 are9 calculated9as:9 ms500F2 V1F1 I VCt 1sur norCMPH_OLP =µ
µ=∆= 9 (8)9 Open6LampdRegulationd When9the9maximum9of9the9rectified9OLR9input9voltages OLR maxV 9is9more9than93V,9the9IC9enters9regulation9mode9 and9controls9the9CMP9voltage.9The9IC9limits9the9lamp9 voltage9by9decreasing9the9CMP9source9current.9If9 OLR maxV 9 is9 between9 2V9 and9 3V,9 the9 CMP9 source9 current9 decreases9from940µA9to93µA.9Then,9if9 OLR maxV 9reaches9 3V,9 CMP9 source9 current9 decreases9 to9 0µA,9 so9 CMP9 voltage9 remains9 constant9 and9 the9 lamp9 voltage9 also9 remains9 constant,9 as9 shown9 in9 Figure9 38.9 Finally,9 if9 OLR maxV 9is9more9than93.25V,9the9error9amplifier9for9OLR9is9 operating9 and9 CMP9 sink9 current9 increases,9 so9 CMP9 voltage9decreases9and9the9lamp9voltage9maintains9the9 determined9value.9 At9the9same9time,9while9 OLR maxV 9is9more9than9OVPR,9the9 50µA9current9source9starts9charging9TIMER9capacitor9in9 normal9mode.9When9TIMER9voltage9reaches91V,9the9IC9 enters9shutdown,9as9shown9in9Figure940.9This9protection9 is9disabled9in9striking9mode9to9ignite9lamps9reliably.9

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 179 FAN7319d—dLCDdBacklightdInverterdDrivedICd Figured38.dOpen6LampdRegulationdindStrikingdModedd Figured39.dOpen6LampdRegulationdindNormaldModed OLR 0 CMP TIMER OVPR :OVPR OUTA OUTB OUTC OUTD Figured40.dOver6VoltagedProtectiondindNormaldModed Open6LampdProtectiond If9the9minimum9of9the9rectified9OLP9voltage9 OLR minV 9is9 less9than9VOLP 9during9initial9operation,9the9IC9operates9in9 striking9mode9only9for96.9s,9as9shown9in9Figure941.9After9 ignition,9if9 OLR minV 9is9less9than90.5V9in9normal9mode,9the9 IC9is9shut9down9after9a9delay9of9500ms,9as9shown9in9 Figure942.9In9DCR9mode9(V ENA >2.5V),9if9 OLR minV 9is9less9 than9 0.5V9 in9 normal9 mode;9 the9 IC9 operates9 normally9 without9shutdown,9as9shown9in9Figure943.99 Figured41.dOpen6LampdProtectiondindStrikingdModed Figured42.dOpen6LampdProtectiondindNormaldModed d Figured43.dOpen6LampdProtectiondindDCRdModed

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 189 FAN7319d—dLCDdBacklightdInverterdDrivedICd Short6LampdProtectiond If9the9minimum9of9the9rectified9OLR9voltages9( min OLR V )9is9 less9than90.5V9in9normal9mode,9the9IC9is9shut9down9after9 a9delay9of920ms,9as9shown9in9Figure944.9In9DCR9mode9 (V ENA >2.5V),9if9 min OLR V 9is9less9than90.5V9in9normal9mode;9 the9IC9operates9normally9without9shutdown,9as9shown9in9 Figure945.9This9protection9is9disabled9in9striking9mode9to9 ignite9lamps9reliably.9 d Figured44.dShort6LampdProtectiondindNormaldModed d Figured45.dShort6LampdProtectiondindDCRdModed d CMP6HighdProtection 9 If9CMP9is92.5V9in9normal9mode,9OLP9peak9voltage9is9 higher9than9ADIM9voltage9and9CMP9voltage9is9holding9at9 2.5V.9If9CMP9is92.5V9in9normal9mode,9OLP9peak9voltage9 is9lower9than9ADIM9voltage9and9CMP9is9charged9by91µA9 current9source.9If9CMP9is9higher9than93V,9the9IC9is9shut9 down9after9a9delay9of9500ms,9as9shown9in9Figure946.9This9 protection9is9disabled9in9striking9mode9to9ignite9lamps9 reliably.9 To9 remove9 CMP:HIGH9 protection,9 connect9 a9 1M Ω 9resistor9to9CMP9capacitor9in9parallel.9Unless91µA9 sourcing9 current9 flows9 into9 the9 resistor,9 CMP9 voltage9 cannot9be9charged.9 d Figured46.dCMP6HighdProtectiondindNormaldModed d ThermaldShutdownd The9 IC9 provides9 a9 function9 to9 detect9 abnormal9 over: temperature.9 If9 the9 IC9 temperature9 exceeds9 approximately9150°C,9the9thermal9shutdown9triggers.9

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 199 FAN7319d—dLCDdBacklightdInverterdDrivedICd d Tabled1.dProtectiondConditiondTabled 9 Moded Categoryd Itemd Conditiond Operationd DCRdMode d VENAd>d2.5V d Faultd Conditiond Changingdtod Normald Frequencyd Conditiond Striking9 Regulation9 OLR9 V OLR(MAX) >2V9 CMP9Source9=93µA9 99 VTIMER >3V, 9 59Times9 Repeat9 VOLP(max) >V OLP 9 VOLR(max) <O VPR 9

99 V OLR(MAX) >3V9 CMP9Source9=90µA9 99

99 V OLR(MAX) >3.25V9 CMP9Sink9 99 CMP9 VCMP >2.5V9&9 VADIM >V OLP(MAX) 9 CMP9Source9=92µA9 99 Protection9 OLP9 V OLP(MAX) <V OLP 99 Timer9=92µA9 99 OVP9 V OLR(MAX) >O VPR 9 Timer9=92µA9 99 SLP9 Disabled9 99 Disabled9 CMP:HIGH9 Disabled9 99 Disabled9 Normal9 Regulation9 OLR9 VOLR(MAX) >3V9 CMP9Source9=90µA9 99 VTIMER>1V, 9 19Time9 VOLR(MAX) >3.25V9 CMP9Sink9 99 CMP9 VCMP >2.5V9&9 VADIM >V OLP(MAX) 9 CMP9Source9=92µA9 99 Protection9 OLP9 V OLP(MAX) <0.5V99 Timer9=92µA9 Disabled9 OVP9 V OLR(MAX) >OVPR9 Timer9=950µA9 99 SLP9 V OLR(MAX) <0.3V9 Timer9=950µA9 Disabled9 CMP:HIGH9 V CMP> 3V9 Timer9=92µA9 99

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 209 FAN7319d—dLCDdBacklightdInverterdDrivedICdd TypicaldFull6BridgedApplicationdCircuitd(LCDdBacklightdInverter)d Applicationd InputdVoltagedRanged NumberdofdLampsd LCD9TV9(LIPS9Type)9 13 ±10%9 CCFL/EEFL9IP9 d Figured47.dTypicaldFull6BridgedApplicationdCircuitdd d d d R107 22R R108 22R R109 22R R39 R40 open VIN VIN R205 12k R56 22R R35 15k C23 2.2u R404 R31 51k C27 100n D101 BAV70 SOT:23 C25 100n D201 BAV70 SOT:23 FUSE C52 100uF 450V R58 33k C102 R30 82k D10 BAV70 SOT:23 R302 1.8R C51 100uF 450V R59 OPEN R12 10k FAN7319 IC2 FAN7319 20:SOIC VOLP REF BDIM ADIM CMP TIMER RT RT1 OUTB OUTA VIN OLR OLP MODE OVPR ENA SENSE GND OUTC OUTD FDPF7N50F TO:220F R19 15k C401 OPEN R303 12k R21 OPEN Q301 Q2N2222A SOT:23 R20 C11 22p ZD301 open SOD:123 R55 47k 680nF 600V C29 D401 BAV70 SOT:23 27pF/6KV Q201 Q2N2222A SOT:23 C24 2.2u CN3 CN_CCFL 15n Q401 Q2N2222A SOT:23 CN2 12505WR:5 R305 12k R22 30k R401 68R R204 R105 12k R34 30k R57 100k C28 CN4 CN_CCFL ZD101 open SOD:123 C202 R101 68R R301 68R R14 10k R203 12k R202 1.8R R53 10k R16 30k R28 OPEN FDPF7N50F TO:220F C302 C402 R104 R304 Q101 Q2N2222A SOT:23 R33 open FDPF7N50F TO:220F R102 1.8R ZD201 open SOD:123 ZD401 open SOD:123 R405 12k C15 4.7n C26 47uF 25V R403 12k R27 R103 12k R60 27pF/6KV R201 68R C201 OPEN C101 OPEN FDPF7N50F TO:220F R44 10k BAV70 SOT:23 R52 4.7R 15n\\ R15 10k D301 BAV70 SOT:23 R38 10k R54 68k R402 1.8R C301 OPEN PFC_OUT(380Vdc) OUTD OUTC OLR OLP OUTA SENSE OUTD OUTB OUTB OUTC SENSE OUTA OLR OLP REF REF ENA ADIM(Positive) BDIM(Externaldonly) VIN(10~24V) Pulse Transformer K=0.98 L19=9700uH9/9L29=9400uH Pulse Transformer C16 R106 22R

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 219 FAN7319d—dLCDdBacklightdInverterdDrivedICdd TypicaldHalf6BridgedApplicationdCircuitd(LCDdBacklightdInverter)d Applicationd InputdVoltagedRanged NumberdofdLampsd LCD9TV9(LIPS9Type)9 13 ±10%9 CCFL/EEFL9IP9 d Figured48.dTypicaldHalf6BridgedApplicationdCircuitdd FAN7319 IC2 FAN7319 20:SOIC VOLP REF BDIM ADIM CMP TIMER RT RT1 OUTB OUTA VIN OLR OLP MODE OVPR ENA SENSE GND OUTC OUTD VIN VIN BAV70 SOT:23 R15 10k R22 30k R20 R27 R301 68R C301 OPEN R55 47k ZD301 15V SOD:123 25pF/6KV 680nF 600V C24 2.2u C15 10n C401 OPEN C402 R58 33k C52 82uF 450V R304 FUSE R30 open C51 82uF 450V C29 25pF/6KV R52 4.7R ZD401 15V SOD:123 R59 D10 BAV70 SOT:23 R28 OPEN C28 R303 12k R38 10k R19 15k R16 30k 47uF 25V Q301 Q2N2222A SOT:23 CN4 CN_CCFL R14 10k C23 2.2u FDPF7N50F TO:220F D401 BAV70 SOT:23 R31 33k R403 12k CN2 12505WR:5 R57 100k R12 10k R302 1.8R R44 10k R305 12k FDPF7N50F TO:220F C302 R401 68R R56 22R R402 1.8R C25 100n C26 D301 BAV70 SOT:23 15n\\ R60 OPEN R21 OPEN R405 12k Q401 Q2N2222A SOT:23 15n C27 100n R35 15k CN3 CN_CCFL R404 R53 10k R54 68k PFC_OUT(380Vdc) OLP SENSE OLR OUTB OUTA OUTA OUTB OLP SENSE OLR R306 22R REF BDIM(Externaldonly) VIN(10~24V) Pulse Transformer ENA ADIM(Positive) C11 22p REF R307 22R R33 open C16 R34 30k

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 229 FAN7319d—dLCDdBacklightdInverterdDrivedICdd PhysicaldDimensionsd d Figured49.d206Pin,dSmall6OutlinedIntegrateddCircuitd(SOIC)dPackagedd Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or obtain the most recent revision. Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/ . 0.10 C C A SEE9DETAIL9A NOTES:9UNLESS9OTHERWISE9SPECIFIED 999A)99THIS9PACKAGE9CONFORMS9TO9JEDEC 9999999MS:013,9VARIATION9AC,9ISSUE9E 999B)99ALL9DIMENSIONS9ARE9IN9MILLIMETERS. 999C)99DIMENSIONS9DO9NOT9INCLUDE9MOLD 9999999FLASH9OR9BURRS. 999E)99LANDPATTERN9STANDARD:9SOIC127P1030X265:20L PIN9ONE INDICATOR 0.25 1 10 BC AM 20 11 B X945° SEATING9PLANE GAGE9PLANE DETAIL9A SCALE:92:1 SEATING9PLANE LAND9PATTERN9RECOMMENDATION 999F)99DRAWING9FILENAME:9MKT:M20BREV3 0.65 1.27 2.25 9.50 13.00 12.60 11.43 7.60 7.40 10.65 10.00 0.51 0.35 1.27 2.659MAX 0.30 0.10 0.33 0.20 0.75 0.25 (R0.10) (R0.10) 1.27 0.40 (1.40) 0.25 D)99CONFORMS9TO9ASME9Y14.5M:1994

©920109Fairchild9Semiconductor9Corporation9 9 www.fairchildsemi.com9 FAN731999•991.0.19 239 FAN7319d—dLCDdBacklightdInverterdDrivedICdd

Summary

LCD Backlight Inverter Drive IC

Description

The FAN7319 is a LCD backlight inverter drive IC that controls N-N push-pull topology or N-N full-bridge topology using a proprietary phase-shift method.

Source title FAN7319M Datasheet(PDF) - Fairchild Semiconductor

Read FAN7319M online.