TDA8174A TDA8174AW VERTICAL DEFLECTION CIRCUIT
.. .. .. .
RAMP GENERATOR INDEPENDENT AMPLITUDE ADJUSTEMENT BUFFER STAGE POWER AMPLIFIER FLYBACK GENERATOR THERMAL PROTECTION INTERNAL REFERENCE VOLTAGE DECOUPLING
MULTIWATT11 (Plastic Package) ORDER CODE :TDA8174A
DESCRIPTION TDA8174Aand TDA8174AWare a monolithic integrated circuits. It is a full performance and very efficient vertical deflection circuit intended for direct drive of a TV picture tube in Color and B & W television as well as in Monitor and Data displays.
CLIPWATT11 (Plastic Package) ORDER CODE :TDA8174AW
PIN CONNECTIONS (top view)
FLYBACK GENERATOR VS INVERTING INPUT BUFFER OUTPUT RAMP GENERATOR GROUND VOLTAGE REF DECOUPLING HEIGHT ADJUSTMENT TRIGGER INPUT OUTPUT STAGE V S POWER OUTPUT 8174A-01.EPS
11 10 9 8 7 6 5 4 3 2 1
February 1997
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TDA8174A - TDA8174AW BLOCK DIAGRAM 10
2
VOLTAGE REGULATOR
FLYBACK GENERATOR
TDA8174A
5
11
R3
3
RAMP GENERATOR
CLOCK PULSE
BUFFER STAGE
4
7
POWER AMP.
1
THERMAL PROTECTION
8
9
8174A-02.EPS
TRIG-IN
6
Value 35 65 20 GND, VS 6 4 100 3 30 – 40, +150 0, +150 0, +70
Unit V V V V A A mA A W °C °C °C
Value 3 40
Unit °C/W °C/W
Unit mA mA µA µA % V V V V V V
8174A-01.TBL
Parameter Supply Voltage Flyback Peak Voltage Trigger Input Voltage Amplifier Input Voltage Output Peak-to-peak Current (non repetitive t = 2ms) Output Peak-to-peak Current t > 10µs Pin 11 DC Current at V1 < V10 Pin 11 Peak-to-peak Current @ tfly < 1.5ms Total Power Dissipation @ Ttab = 60°C Storage Temperature Junction Temperature Ambient Temperature
8174A-02.TBL
Symbol VS V1, V2 V3 V9 I0 I0 I11 I11 Ptot Tstg Tj Tamb
8174A-03.TBL
ABSOLUTE MAXIMUM RATINGS
THERMAL DATA Symbol R th (j-tab) Rth(j-a)
Parameter Thermal Resistance Junction-tab Thermal Resistance Junction-ambient
Max. Max.
DC ELECTRICAL CHARACTERISTICS (VS = 35V ; Tamb = 25oC unless otherwise specified) Symbol I2 I10 –I7 –I7 dI7/I7 V1
Parameter Pin 2 Quiescent Current Pin 10 Quiescent Current Ramp Generator Bias Current Ramp Generator Current Ramp Generator Linearity Quiescent Output Voltage
V1L
Out Saturation Voltage to GND
V1H
Out Saturation Voltage to Vs
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Test Conditions I1 = 0, I11 = 0 I1 = 0, I11 = 0 V7 = 0 V7 = 0, –I4 = 20µA V6 = 0 to 15V, –I4 = 20µA Ra = 30kΩ, Rb = 10kΩ, Vs = 35V Ra = 6.8kΩ, Rb = 10kΩ, Vs = 15V I1 = 0.5A I1 = 1.2A –I1 = 0.5A –I1 = 1.2A
Min.
Typ. 16 15
18.5
20 0.2 17.8 7.5 0.5 1 1.1 1.6
17.0 7.2
Max. 36 30 0.5 21.5 1 18.6 7.8 1 1.4 1.6 2.2
TDA8174A - TDA8174AW
Symbol V4 dV4/Vs dV4/d I4 V5 VD11-10 VD1-2 GV Vfs V11 V3 I3 t3
Parameter Reference Voltage Reference Voltage Drift Versus Vs Reference Voltage Drift Versus I4 Internal Reference Voltage Diode Fwd Voltage Diode Fwd Voltage Output Stage Open Loop Gain V10-11 Saturation Voltage Pin 11 Scanning Voltage Trigger Input Threshold Trigger Input Bias Current Trigger Input Width
Test Conditions –I4 = 20µA Vs = 10V to 35V I4 = 10µA to 30µA
Min. 6.3
2.6
Typ. 6.6 1 1.5 4.45 2.2 2.2 60 1.5 1.7 3.0
20
60
4.25 ID = 1.2A ID = 1.2A f = 100Hz –I11 = 1.2A I11 = 20mA (see note 1) VIN = V3- 0.2V (see note 2)
Max. Unit 6.9 V 2 mV/V 2 mV/µA 4.65 V 3 V 3 V dB 2.5 V 3 V 3.4 V 30 µA Th µS
8174A-04.TBL
DC ELECTRICAL CHARACTERISTICS (continued
Notes : 1. The trigger input circuit can accept, with a metal option, positive and negative going input pulses. 1.2 ⋅ TS 2. Th = where : TS is the vertical period and VPP is ramp amplitude at Pin7 VPP
Symbol Vs I1 Is V1 V8 Tjs
Parameter Operating Supply Voltage Range Peak-to-peak Operating Current Range Supply Current Flyback Voltage Sawtooth Pedestall Voltage Junction Temp. for Thermal Shutdown
Test Conditions
Min. 10 0.4
Iy = 2.4App Iy = 2.4App
Typ.
Max. 30
315 51 1.85 145
Unit V A mA V V °C
8174A-05.TBL
AC ELECTRICAL CHARACTERISTICS (VS = 24V ; Tamb = 25oC unless otherwise specified)
APPLICATION CIRCUIT VS 0.1µ F
470µF
1N4001
10
2
TDA8174A
100µF 35V
VOLTAGE REGULATOR
5 10µF
FLYBACK GENERATOR
11
R3 TRIG-INP
3
RAMP GENERATOR
CLOCK PULSE
POWER AMP.
1 2.2Ω 330Ω
BUFFER STAGE
THERMAL PROTECTION
0.22µF
Ry = 9.6Ω YOKE Ly = 24.6mH Iy = 1.2App
Ra
4 180kΩ
7 47nF
8
9
6
2.4kΩ Rb 1.2kΩ
1kΩ 1500µF 22µF 8174A-03.EPS
220kΩ 1.2Ω
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TDA8174A - TDA8174AW
PM-MW11V.EPS
PACKAGE MECHANICAL DATA 11 PINS - PLASTIC MULTIWATT
A B C D E F G G1 H1 H2 L L1 L2 L3 L4 L7 M M1 S S1 Dia. 1
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Min.
Millimeters Typ.
Max. 5 2.65 1.6
Min.
0.55 0.95 1.95 17.25
0.019 0.035 0.057 0.659 0.772
1 0.49 0.88 1.45 16.75 19.6 21.9 21.7 17.4 17.25 10.3 2.65 4.25 4.73 1.9 1.9 3.65
1.7 17
22.2 22.1 17.5 10.7 4.55 5.08
Inches Typ.
Max. 0.197 0.104 0.063
0.039
20.2 22.5 22.5 18.1 17.75 10.9 2.9 4.85 5.43 2.6 2.6 3.85
0.862 0.854 0.685 0.679 0.406 0.104 0.167 0.186 0.075 0.075 0.144
0.067 0.669
0.874 0.87 0.689 0.421 0.179 0.200
0.022 0.037 0.077 0.679 0.795 0.886 0.886 0.713 0.699 0.429 0.114 0.191 0.214 0.102 0.102 0.152
MW11V-TBL
Dimensions
TDA8174A - TDA8174AW
PM-CW11.EPS
PACKAGE MECHANICAL DATA 11 PINS - PLASTIC CLIPWATT
A B C D E F G G1 H1 H3 L L1 L2 M M1
Min.
Millimeters Typ.
Max. 3.10 1.10
Min.
0.15 1.50 0.52 0.80 1.70 17.00 12.00 20.00 17.90 14.40 11.00 2.54 2.54
Inches Typ.
Max. 0.122 0.04
0.006 0.059 0.02 0.03 0.066 0.66 0.48 0.79 0.70 0.57 0.43 0.1 0.1
CW11.TBL
Dimensions
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