STMICROELECTRONICS TDA8176

TDA8176
TV VERTICAL DEFLECTION SYSTEM
FOR TV AND MONITORS
..
..
.
SYNCHRONIZATION CIRCUIT
OSCILLATOR AND RAMP GENERATOR
HIGH POWER GAIN AMPLIFIER
FLYBACK GENERATOR
VOLTAGE REGULATOR
MULTIWATT 15
(Plastic Package)
DESCRIPTION
The TDA8176 is a monolithic integrated circuit in
Multiwatt 15 package. It is intended for use in color
TV sets and monitors.
ORDER CODE : TDA8176
PIN CONNECTIONS
Tab connected
to Pin 8
8176-01.EPS
OSCILLATOR
SYNC. INPUT
HEIGHT ADJUSTMENT
REGULATOR VOLTAGE
POWER AMPLIFIER V S
N.C.
POWER AMPLIFIER OUT
GROUND
FLYBACK
N.C.
VOLTAGE SUPPLY
RAMP OUT
RAMP GENERATOR
COMPENSATION
AMPLIFIER
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
12
5
7
11
15
OSCILLATOR
VOLTAGE
REGULATOR
FLYBACK
GENERATOR
POWER
AMPLIFIER
9
14
SYNC
CIRCUIT
RAMP
GENERATOR
BUFFER
STAGE
PREAMPLIFIER
2
4
1
8
November 1992
13
3
8176-02.EPS
BLOCK DIAGRAM
1/5
TDA8176
Symbol
V5
V4, V5
V10
Parameter
Value
Unit
Supply Voltage at Pin 2
35
V
Flyback Peak Voltage
60
V
+ 10
– 0.5
V
V
Power Amplifier Input Voltage
Io
Output Peak Current (non repetitive) at t = 2 ms
Io
Output Peak Current at f = 50 Hz t ≤ 10 µs
2
A
2.5
A
Io
Output Peak Current at f = 50 Hz t > 10 µs
1.5
A
I3
Pin 3 DC Current at V4 < V2
100
mA
I3
Pin 3 Peak to Peak Flyback Current for f = 50 Hz, tfly ≤ 1.5 ms
1.8
A
I8
Pin 8 Current
± 20
mA
20
1.4
W
W
– 40, + 150
°C
Ptot
Tstg, Tj
Power Dissipation
at Ttab = 90 °C
at Tamb = 80 °C
Storage and Junction Temperature
8176-01.TBL
ABSOLUTE MAXIMUM RATINGS
Symbol
Value
Unit
Rth (j–c)
Thermal Resistance Junction-case
Parameter
Max.
3
°C/W
Rth (j–a)
Thermal Resistance Junction-ambient
Max.
50
°C/W
8176-02.TBL
THERMAL DATA
AC ELECTRICAL CHARACTERISTICS
(refer to the test circuit, VS = 25V ; f = 50Hz ; Tamb = 25oC, unless otherwise specified)
Supply Current
I14
Sync. Input Current (positive or negative)
V9
Flyback Voltage
V15
Peak to peak Oscillator Sawtooth Voltage
tfly
Flyback Time
fo
Free Running Frequency
∆f
∆f
∆VS
 ∆f 
 ∆T 
 tab 
2/5
Parameter
Is
Test Conditions
Min.
Iy = 1 App
Typ.
140
Unit
mA
µA
500
Iy = 1 App
Max.
51
V
2.4
V
Iy = 1 App
0.7
ms
(P1 + R1) = 300kΩ
C2 = 100 nF
44
Hz
(P1 + R1) = 260kΩ
C2 = 100 nF
52
Hz
Synchronization Range
I8 = 0.5 mA
14
Hz
Frequency Drift with Supply Voltage
Vs = 10 to 35 V
0.005
Hz/V
Frequency Drift with Tab Temperature
Ttab = 40 to 120 °C
0.01
Hz/°C
8176-03.TBL
Symbol
TDA8176
DC ELECTRICAL CHARACTERISTICS (VS = 35V, Tamb = 25oC unless otherwise specified)
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
I5
Pin 5 Quiescent Current
I7 = 0
7
14
mA
I11
Pin 11 Quiescent Current
I9 = 0
8
17
mA
– I15
Oscillator Bias Current
V15 = 1 V
0.1
1
µA
– I1
Amplifier Input Bias Current
V1 = 1 V
0.1
10
µA
– I3
Ramp Generator Bias Current
V3 = 0
0.02
0.3
µA
– I3
Ramp Generator Current
I13 = 20 µA, V3 = 0
20
21.5
µA
∆I3
Ramp Generator Non-linearity
∆V12 = 0 to 12 V
I13 = 20 µA
0.2
1
%
35
V
I3
18.5
Vs
Supply Voltage Range
V4
Pin 4 Saturation Voltage to Ground
I4 = 1 mA
1
1.4
V
V7
Pin 7 Saturation Voltage to Ground
I7 = 10 mA
300
450
mV
V9
Quiescent Output Voltage
Vs = 10 V R1 = 10 kΩ
R2 = 10 kΩ
4.1
4.4
4.75
V
Vs = 35 V R1 = 30 kΩ
R2 = 10 kΩ
8.3
8.8
9.45
V
– I9 = 0.1 A
0.9
1.2
V
– I9 = 0.8 A
1.9
2.3
V
I9 = 0.1 A
1.4
2.1
V
I9 = 0.8 A
2.8
3.2
V
6.1
6.5
6.9
V
6.2
6.6
7
V
10
V9L
Output Saturation Voltage to Ground
V9H
Output Saturation Voltage to Supply
V12
Regulated Voltage at Pin 12
V13
Regulated Voltage at Pin 13
∆V12 ∆V13
,
∆VS ∆VS
I13 = 10 µA
Regulated Voltage Drift with Supply Voltage ∆Vs = 10 to 35 V
V1
Amplifier Input Reference Voltage
R14
Pin 8 Input Resistance
1
2.07
V14 ≤ 0.4 V
2.2
1
mV/V
2.3
V
MΩ
8176-04.TBL
Symbol
TYPICAL PERFORMANCE OF THE CRCUIT OF FIG.1
Value
Unit
VS
Operating Supply Voltage
Parameter
25
V
175
mA
1
ms
IS
Supply Current
tfly
Flyback Time
Ptot
Power Dissipation
3.25
W
Maximum Scanning Current (peak-to-peak)
1.4
A
iy
8176-05.TBL
Symbol
3/5
TDA8176
AC TEST CIRCUITS
D1
C1
0.1µF
C3
100µF
1N4001
11
V S = 25V
500µF
25V
C9
TABS
8
25V
7
C10
0.1µF
R11
3.3Ω
9
R4
220kΩ
C8
12pF
R9
10kΩ
2
SYNC.
INPUT
TDA8176
14
C7
1000µF
16V
R8
1
20kΩ
R5
47kΩ
15
C6
25µF
10V
4
P3
P1
100kΩ
R1
Hold
220k Ω
12
13
47kΩ
Linearity
5
P2
100kΩ
C4
0.1µF
R6
47kΩ
R7
5.6kΩ
YOKE
10Ω
20mH
C2
R2
82kΩ
0.1µF
R3
270kΩ
C5
0.1µF
8176-03.EPS
Height
R10
1Ω
Figure 1 :
Typical Application Circuit for large Screen 110° PIL TVC Set (Ry = 10 Ω ;
Ly = 25 mH ; Iy = 1.25 App).
D1
C1
0.1µF
1N4001
11
C3
100µF
TABS
8
C10
0.1µF
9
R12
180Ω
SYNC.
INPUT
R11
3.3Ω
35V
7
V S = 25V
470µF
35V
C9
R4
220kΩ
C8
330pF
R9**
39kΩ
2
C11 0.1µF
14
C7
1000µF
25V
C12
6.8nF
TDA8176
R8**
R13
4.7kΩ
1
R5**
47kΩ
33kΩ
C6
22µF
25V
4
15
P3
P1
100kΩ
12
13
5
47kΩ
Linearity
R1
Hold
150kΩ
P2
100kΩ
C4
0.1µF
R6
39kΩ
R7**
5.6kΩ
YOKE
10Ω
25mH
R14
270Ω
C2
0.15µF
R2
270kΩ
* Tolerance 5%
** Tolerance 2%
4/5
R3*
680kΩ
C5
0.1µF
R10*
0.5Ω
8176-04.EPS
Height
TDA8176
PMMUL15V.EPS
PACKAGE MECHANICAL DATA : 15 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
Min.
Millimeters
Typ.
Max.
5
2.65
1.6
Min.
0.55
0.75
1.4
17.91
0.019
0.026
0.045
0.692
0.772
1
0.49
0.66
1.14
17.57
19.6
22.1
22
17.65
17.25
10.3
2.65
4.2
4.5
1.9
1.9
3.65
1.27
17.78
17.5
10.7
4.3
5.08
Inches
Typ.
Max.
0.197
0.104
0.063
0.039
20.2
22.6
22.5
18.1
17.75
10.9
2.9
4.6
5.3
2.6
2.6
3.85
0.870
0.866
0.695
0.679
0.406
0.104
0.165
0.177
0.075
0.075
0.144
0.050
0.700
0.689
0.421
0.169
0.200
0.022
0.030
0.055
0.705
0.795
0.890
0.886
0.713
0.699
0.429
0.114
0.181
0.209
0.102
0.102
0.152
MUL15V.TBL
Dimensions
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility
for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result
from its use. No licence is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics.
Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all
information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life
support devices or systems without express written approval of SGS-THOMSON Microelectronics.
© 1994 SGS-THOMSON Microelectronics - All Rights Reserved
Purchase of I2C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips
I2C Patent. Rights to use these components in a I2C system, is granted provided that the system conforms to
the I2C Standard Specifications as defined by Philips.
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