TDA8178 ,TV VERTICAL DEFLECTION BOOSTERTDA8178STV VERTICAL DEFLECTION BOOSTER.POWER AMPLIFIER.FLYBACK GENERATOR.THERMAL PROTECTION.REFEREN ..
TDA8179S ,TV VERTICAL DEFLECTION BOOSTERTDA8179STV VERTICAL DEFLECTION BOOSTER.POWER AMPLIFIER.FLYBACK GENERATOR.THERMAL PROTECTIONHEPTAWAT ..
TDA8185 ,HORIZONTAL AND VERTICAL PROCESSORABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
Vs ,Supply Voltage at Pin 24 (low impedance) ..
TDA8185I ,HORIZONTALAND VERTICAL PROCESSORTDA8185IHORIZONTAL AND VERTICAL PROCESSOR.503kHz REFERENCE OSCILLATOR.5.5V SUPPLY VOLTAGE INTERNALL ..
TDA8190 ,TV SOUND CHANNEL WITH DC CONTROLSELECTRICAL CHARACTERISTICS(refer to the test circuit, V = 24V, S1 : on, Δf=± 25kHz, V = 1mV, P = 12 ..
TDA8191 ,TV SOUND CHANNELTDA8191TV SOUND CHANNEL.HIGH SENSITIVITY.EXCELLENTAM REJECTION.DC VOLUME CONTROL.PERITELEVISION FAC ..
TIBPAL16L8--10MJB ,High-Performance Impact-X<TM> PAL<R> Circuits 20-CDIP -55 to 125
TIBPAL16L8-15MJB ,High-Performance Impact<TM> PAL<R> Circuits 20-CDIP -55 to 125TIBPAL16L8-15M is Not Recommended for New DesignsTIBPAL16L8-15M, TIBPAL16R4-15M®HIGH-PERFORMANCE IM ..
TIBPAL16L8-15MJB ,High-Performance Impact<TM> PAL<R> Circuits 20-CDIP -55 to 125TIBPAL16L8-15M is Not Recommended for New DesignsTIBPAL16L8-15M, TIBPAL16R4-15M®HIGH-PERFORMANCE IM ..
TIBPAL16L8--15MJB ,High-Performance Impact<TM> PAL<R> Circuits 20-CDIP -55 to 125block diagrams (positive logic)TIBPAL16L8’& ≥1ENO732 X 64O716 x I/O710 16I7 I/OI/O76 16I/O7I/O7I/O7 ..
TIBPAL16L8-20MWB ,High-Performance Impact<TM> PAL<R> Circuits 20-CFP -55 to 125block diagrams (positive logic)TIBPAL16L8’≥ 1&ENO732 × 64O716 ×I/O710 16II/O77 I/O6 16I/O7I/O7I/O76 ..
TIBPAL16L8-25CFN , LOW-POWER HIGH-PERFORMANCE IMPACT E PAL CIRCUITS
TDA8178
TV VERTICAL DEFLECTION BOOSTER
TDA8178S VERTICAL DEFLECTION BOOSTER
Output Stage Supply
Output
GND
Flyback Generator
Supply Voltage
Inverting Input
Tab connectedto pin4
Reference Voltage
PIN CONNECTIONS
HEPTAWATT(Plastic Package)
ORDER CODE: TDA8178S
.POWER AMPLIFIER.FLYBACK GENERATOR.THERMAL PROTECTION.REFERENCE VOLTAGE
DESCRIPTIONDesignedfor monitors and high performance TVs,
the TDA8178S vertical deflection booster delivers
flyback voltagesupto 90V.
The TDA8178S operates with suppliesupto 42V
and providesupto 2App output currentto driveto
yoke.
The TDA8178Sis offeredin HEPTAWATTpackage
YOKE
+VS 3
FLYBACK
GENERATOR
POWER
AMPLIFIER
THERMAL
PROTECTION
REFERENCE
VOLTAGE
8178S-02.EPS
BLOCK DIAGRAMYOKE
+VS 3
TDA8178S
APPLICATION CIRCUIT (VS= 42V)
TDA8178S
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit Supply Voltage (pin2) 50 V ,V6 Flyback Peak Voltage 100 V ,V7 Amplifier Input Voltage +VS Output Peak Current
Non-repetitive,t= 2ms=50or 60Hz,t≤ 10μs=50or 60Hz,t> 10μs
1.8 Pin3 DCatV5
Pin3 Peak Flyback Currentatf=50or 60Hz,tfly≤ 1.5ms
Ptot TotalPower DissipationatTC =70o C20 W
Tstg Storage Temperature - 40,+ 150 oC Junction Temperature 0, +150 oC
8178S-01.TBL
THERMAL DATA
Symbol Parameter Value Unit
Rth(j-c) Junction-case Thermal Resistance Max. 3 o C/W
8178S-02.TBL
ELECTRICAL CHARACTERISTICS
(VS= 42V,TA =25oC, unless otherwise specified) (referto the test circuits- see Figure1 next page)
Symbol Parameter Test Conditions Min. Typ. Max. Unit Operating Supply Voltage Range 10 42 V Pin2 Quiescent Current I3 =0 I5=0 10 20 mA Pin6 Quiescent Current I3 =0 I5=0 20 40 mA Amplifier Bias Current V1=1V -0.2 -1 μA
V3L Pin3 Saturationto GND I3= 20mA 1.3 1.8 V Quiescent OutputVoltage= 42V Ra= 3.9kΩ= 35V Ra= 5.6kΩ
V5L Output Saturation Voltageto GND I5=1A 1.2 1.5 V
V5H Output Saturation Voltageto Supply -I5=1A 2.2 2.6 V
VD5-6 Diode Forward Voltage between Pins5-6 ID=1A 1.5 3 V
VD3-2 Diode Forward Voltage between Pins3-2 ID=1A 1.5 3 V Internal Reference 2.1 2.2 2.3 V
ΔV7/ΔVS Reference Voltage Drift versusVS VS=24to 42V 2 4 mV/V Reference Voltage Drift versusTj Tj=0to 125oC= ΔV7⋅106
ΔTj⋅V7
100 150 ppm/oC Input Resistance 200 kΩ Junction Temperaturefor Thermal
Shutdown
140 oC
8178S-03.TBL
TDA8178S
FIGURE1: DC Test Circuits
+VSI2 a
10kΩTDA8178S
8178S-04.EPS :(a)I2andI6, (b)I1
Figure1a: Measurementof I1,I2,I6,V7, ΔV7/ΔVS1S5H-I
TDA8178S
8178S-05.EPS
Figure1b: Measurementof V5H1
+VS
39kΩ
TDA8178S
8178S-07.EPS
Figure1d: MeasurementofV5
+VS
V5L3
V3L b
IorI
TDA8178S
8178S-06.EPS: (a)V3L, (b)V5L
Figure1c: Measurementof V3L,V5L
TDA8178S
For single non repetitive pulsePulse Operation*
1ms
10ms
Operation max. pulsed max. continuedC (V)CE (A) 110210
8178S-08.EPS
Figure2: SOAof Each Output Power TransistoratTA =25oC
TDA8178S
L5Dia.G2
PM-HEPTV.EPS
PACKAGE MECHANICAL DATA: HEPTAWATT
Information furnishedis believed tobe accurate andreliable. However,SGS-THOMSON Microelectronics assumesno responsibility
forthe consequencesof useof suchinformationnorforany infringementof patentsor other rightsof third parties which may result
fromits use.No licence isgrantedby implication orotherwiseunder anypatentor patent rightsof SGS-THOMSON Microelectronics.
Specifications mentionedin this publicationare subjectto change without notice. This publication supersedes and replacesall
information previously supplied.SGS-THOMSON Microelectronics productsarenot authorizedforuseas critical componentsinlife
support devicesor systems withoutexpress written approvalof SGS-THOMSON Microelectronics. 1994 SGS-THOMSON Microelectronics-All Rights Reserved
PurchaseofI2C Componentsof SGS-THOMSON Microelectronics, conveysa license underthe Philips2C Patent.Rightsto use these componentsinaI2C system,is granted provided thatthe system conformsto
theI2C Standard Specificationsas definedby Philips.
Dimensions Millimeters Inches
Min. Typ. Max. Min. Typ. Max. 4.8 0.189 1.37 0.054 2.4 2.8 0.094 0.110 1.2 1.35 0.047 0.053 0.35 0.55 0.014 0.022 0.6 08 0.024 0.031 0.9 0.035 2.41 2.54 2.67 0.095 0.100 0.105 4.91 5.08 5.21 0.193 0.200 0.205 7.49 7.62 7.8 0.295 0.300 0.307 10.4 0.409 10.05 10.4 0.396 0.409 16.97 0.668 14.92 0.587 21.54 0.848 22.62 0.891 2.6 3 0.102 0.118 15.1 15.8 0.594 0.622 6 6.6 0.236 0.260 2.8 0.110 5.08 0.200
Dia. 3.65 3.85 0.144 0.152
HEPTV.TBL
TDA8178S
