TDA8174
TDA8174W
VERTICAL DEFLECTION CIRCUIT
April 1996
.
RAMP GENERATOR
.
INDEPENDENT AMPLITUDE ADJUSTEMENT
.
BUFFER STAGE
.
POWER AMPLIFIER
.
FLYBACK GENERATOR
.
INTERNAL REFERENCE VOLTAGE
.
THERMAL PROTECTION
MULTIWA TT11
(Plastic Package)
ORDER CODE :TDA8174
6
POWER OUTPUT
OUTPUT STAGE V
S
TRIGGER INPUT
HEIGHT ADJUSTMENT
N.C.
GROUND
RAMP GENERATOR
BUFFER OUTPUT
INVERTING INPUT
V
S
FLYBACK GENERATOR
11
10
9
8
7
5
4
3
2
1
8174-01.EPS
PIN CONNECTIONS (top view)
DESCRIPTION
TDA8174 and TDA8174W are a monolithic inte-
grated 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 :TDA8174W
1/5
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
S
Supply Voltage
35
V
V
1
, V
2
Flyback Peak Voltage
65
V
V
3
Trigger Input Voltage
20
V
V
9
Amplifier Input Voltage
GND, V
S
V
I
0
Output Peak-to-peak Current (non repetitive t = 2ms)
6
A
I
0
Output Peak-to-peak Current t > 10
s
4
A
I
11
Pin 11 DC Current at V
1
< V
10
100
mA
I
11
Pin 11 Peak-to-peak Current @ t
fly
< 1.5ms
3
A
P
tot
Total Power Dissipation @ T
tab
= 60
C
30
W
T
stg
Storage Temperature
40, +150
C
T
j
Junction Temperature
0, +150
C
T
amb
Ambient Temperature
0, +70
C
8174-01.TBL
THERMAL DATA
Symbol
Parameter
Value
Unit
R
th (j-tab)
Thermal Resistance Junction-tab
Max.
3
C/W
R
th (j-a)
Thermal Resistance Junction-ambient
Max.
40
C/W
8174-02.TBL
RAMP
GENERATOR
VOLTAGE
R EGULATOR
FLYBACK
GENERATOR
THERMAL
P ROTECTION
2
3
6
8
10
BUFFER
S TAGE
11
CLOCK
P ULSE
P OWER
AMP .
R3
1
7
9
4
TRIG-IN
TDA81 74
8174-02.EPS
BLOCK DIAGRAM
DC ELECTRICAL CHARACTERISTICS (V
S
= 35V ; T
amb
= 25
o
C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
I
2
Pin 2 Quiescent Current
I
1
= 0, I
11
= 0
16
36
mA
I
10
Pin 10 Quiescent Current
I
1
= 0, I
11
= 0
15
30
mA
I
7
Ramp Generator Bias Current
V
7
= 0
0.5
A
I
7
Ramp Generator Current
V
7
= 0, I
4
= 20
A
18.5
20
21.5
A
dI
7
/I
7
Ramp Generator Linearity
V
6
= 0 to 15V, I
4
= 20
A
0.2
1
%
V
1
Quiescent Output Voltage
R
a
= 30k
, R
b
= 10k
, V
s
= 35V
17.0
17.8
18.6
V
R
a
= 6.8k
, R
b
= 10k
, V
s
= 15V
7.2
7.5
7.8
V
V
1L
Out Saturation Voltage to GND
I
1
= 0.5A
0.5
1
V
I
1
= 1.2A
1
1.4
V
V
1H
Out Saturation Voltage to V
s
I
1
= 0.5A
1.1
1.6
V
I
1
= 1.2A
1.6
2.2
V
8174-03.TBL
TDA8174 - TDA8174W
2/5
DC ELECTRICAL CHARACTERISTICS (continued
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
4
Reference Voltage
I
4
= 20
A
6.3
6.6
6.9
V
dV
4
/V
s
Reference Voltage Drift Versus V
s
V
s
= 10V to 35V
1
2
mV/V
dV
4
/d
I4
Reference Voltage Drift Versus I
4
I
4
= 10
A to 30
A
1.5
2
mV/
A
V
r
Internal Reference Voltage
4.26
4.40
4.54
V
V
D11-10
Diode Fwd Voltage
I
D
= 1.2A
2.2
3
V
V
D1-2
Diode Fwd Voltage
I
D
= 1.2A
2.2
3
V
G
V
Output Stage Open Loop Gain
f = 100Hz
60
dB
V
fs
V
10-11
Saturation Voltage
I
11
= 1.2A
1.5
2.5
V
V
11
Pin 11 Scanning Voltage
I
11
= 20mA
1.7
3
V
V
3
Trigger Input Threshold
(see note 1)
2.6
3.0
3.4
V
I
3
Trigger Input Bias Current
V
IN
= V
3
- 0.2V
30
A
t
3
Trigger Input Width
(see note 2)
20
60
Th
S
8174-04.TBL
Notes : 1. The trigger input circuit can accept, with a metal option, positive and negative going input pulses.
2. Th
=
1.2
T
S
V
PP
where : T
S
is the vertical period and V
PP
is ramp amplitude at Pin7
AC ELECTRICAL CHARACTERISTICS (V
S
= 24V ; T
amb
= 25
o
C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
s
Operating Supply Voltage Range
10
30
V
I
1
Peak-to-peak Operating Current Range
0.4
A
I
s
Supply Current
I
y
= 2.4A
pp
315
mA
V
1
Flyback Voltage
I
y
= 2.4A
pp
51
V
V
8
Sawtooth Pedestall Voltage
1.85
V
T
js
Junction Temp. for Thermal Shutdown
145
C
8174-05.TBL
RAMP
GENE RATO R
VOLTAGE
REGULATOR
FLYBACK
GENERATOR
THE RMAL
P ROTE C TION
2
3
6
8
10
BUF FER
S TAGE
11
CLOC K
P ULS E
P OWE R
AMP.
R3
1
7
9
4
TR IG-INP
47nF
180k
220k
0.1
F
470
F
1N4 001
V
S
100
F
35V
2.2
0.22
F
330
1.2k
1k
22
F
1500
F
1.2
2.4k
YOKE
R y = 9.6
Ly = 24.6mH
Iy = 1.2App
TDA8174
8174-03.EPS
APPLICATION CIRCUIT
TDA8174 - TDA8174W
3/5
PM-MW11V.EPS
PACKAGE MECHANICAL DATA
11 PINS - PLASTIC MULTIWATT
Dimensions
Millimeters
Inches
Min.
Typ.
Max.
Min.
Typ.
Max.
A
5
0.197
B
2.65
0.104
C
1.6
0.063
D
1
0.039
E
0.49
0.55
0.019
0.022
F
0.88
0.95
0.035
0.037
G
1.45
1.7
1.95
0.057
0.067
0.077
G1
16.75
17
17.25
0.659
0.669
0.679
H1
19.6
0.772
H2
20.2
0.795
L
21.9
22.2
22.5
0.862
0.874
0.886
L1
21.7
22.1
22.5
0.854
0.87
0.886
L2
17.4
18.1
0.685
0.713
L3
17.25
17.5
17.75
0.679
0.689
0.699
L4
10.3
10.7
10.9
0.406
0.421
0.429
L7
2.65
2.9
0.104
0.114
M
4.25
4.55
4.85
0.167
0.179
0.191
M1
4.73
5.08
5.43
0.186
0.200
0.214
S
1.9
2.6
0.075
0.102
S1
1.9
2.6
0.075
0.102
Dia. 1
3.65
3.85
0.144
0.152
MW11V-TBL
TDA8174 - TDA8174W
4/5
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 noti ce. 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.
1996 SGS-THOMSON Microelectronics - All Rights Reserved
Purchase of I
2
C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips
I
2
C Patent. Rights to use these components in a I
2
C system, is granted provided that the system confo rms to
the I
2
C Standard Specifications as defined by Philips.
SGS-THOMSON Microelectronics GROUP OF COMPANIES
Australia - Brazil - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco
The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
PM-CW11.EPS
PACKAGE MECHANICAL DATA
11 PINS - PLASTIC CLIPWATT
Dimensions
Millimeters
Inches
Min.
Typ.
Max.
Min.
Typ.
Max.
A
3.10
0.122
B
1.10
0.04
C
0.15
0.006
D
1.50
0.059
E
0.52
0.02
F
0.80
0.03
G
1.70
0.066
G1
17.00
0.66
H1
12.00
0.48
H3
20.00
0.79
L
17.90
0.70
L1
14.40
0.57
L2
11.00
0.43
M
2.54
0.1
M1
2.54
0.1
CW11.TBL
TDA8174 - TDA8174W
5/5
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