.
RAMP GENERATOR
.
INDEPENDENT AMPLI TUDE ADJUS TEMENT
.
BUFFER STAGE
.
POWER AMPLIFIER
.
FL YB AC K GENERATOR
.
INTERNAL REFERENC E VOLT A GE
.
THERMAL PROTECTIO N
TDA1771
VERTICAL DEFLECTION CIRC UIT
SIP10
(Plastic Package)
ORDER CODE : TDA1771
PIN CONNECTIONS (top view)
DESCRIPTION
The TDA1771 is a monolithic integrated circuit in
SIP10 package.
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.
BLOCK DIAGRAM
9
VOLTAGE
REGULATOR
TRIGGER IN
3
RAMP
GENERATOR
BUFFER
STAGE
R3
CLOCK
PULSE
10
9
8
7
6
5
4
3
2
1
2
FLYBACK
GENERATOR
POWER
AMP.
THERMAL
PROTECTION
FLYBACK GENERATOR
V
S
INVERTING INPUT
BUFFER OUTPUT
RAMP GENERATOR
GROUND
HEIGHT ADJUSTMENT
TRIGGER INPUT
OUTPUT STAGE V
POWER OUTPUT
10
1
S
1771-01.EPS
September 1993
467 85
1771-02.EPS
1/4
TDA1771
ABSOL UTE MAX IM UM R ATINGS
Symbol Parameter Value Unit
V
, V2Flyback Peak Voltage 65 V
V
1
V
V
I
I
P
T
S
THERMAL DATA
Symbol Parameter Value Unit
R
th (j-tab)
R
th (j-a)
Supply Voltage 30 V
S
Trigger Input Voltage 20 V
3
Amplifier Input Voltage GND to V
8
Output Peak to Peak Current (non repetitive t = 2ms) 6 A
I
0
Output Peak to Peak Current t > 10µs4A
I
0
Pin 10 DC Current at V1 < V
10
Pin 10 Peak to Peak Current @ t
10
Total Power Dissipation @ T
tot
9
< 1.5ms 3 A
fly
= 60°C9W
tab
S
100 mA
, TJStorage and Junction Temperature – 40, + 150 °C
Thermal Resistance Junction-tab Max. 10 °C/W
Thermal Resistance Junction-ambient Max. 70 °C/W
V
1771-01.TBL
1771-02.TBL
ELECTRICAL CHARACT E RIS TICS (T
= 25°C unless otherwise specified)
amb
Symbol Parameter Test Conditions Min. Typ. Max. Unit
DC (VS = 30V)
Pin 2 Quiescent Current I1 = 0, I10 = 0 16 36 mA
I
2
Pin 9 Quiescent Current I1 = 0, I10 = 0 15 30 mA
I
9
– I
– I
dI
V
V
V
V
dV
dV
V
Ramp Generator Bias Current V6 = 0 0.5 µA
6
Ramp Generator Current V6 = 0, – I4 = 20µA 18.5 20 21.5 µA
6
Ramp Gener. Linearity V6 = 0 to 15V, – I4 = 20µA0.21%
6/I6
Quiescent Output Voltage Ra = 30kΩ, Rb = 10kΩ, VS = 30V 17.0 17.8 18.6 V
1
= 6.8kΩ, Rb = 10kΩ, VS = 15V 7.2 7.5 7.8 V
R
a
Out Saturation Voltage to GND I1 = 0.5A 0.5 1 V
1L
= 1.2A 1 1.4 V
I
1
Out Saturation Voltage to V
1H
Reference Voltage – I4 = 20µA 6.3 6.6 6.9 V
4
Reference Voltage Drift Versus V
4/VS
Reference Voltage Drift Versus I
4/dI 4
Internal Ref. Voltage 4.26 4.40 4.54 V
r
S
– I1 = 0.5A 1.1 1.6 V
= 1.2A 1.6 2.2 V
– I
1
VS = 10V to 30V 1 2 mV/V
S
I4 = 10µA to 30µA 1.5 2 mV/µA
4
Gv Ouput Stage Open Loop Gain f = 100Hz 60 dB
V
V
fs
V
10
V
3
I
3
t
3
Notes : 1. The trigger input circuit can accept, with a metal option, positive and negative going input pulses.
2. th =
Saturation Voltage – I10 = 1.2A 1.5 2.5 V
9 – 10
Pin 10 Scanning Voltage I10 = 20mA 1.7 3 V
Trigger Input Threshold (see note 1) 2.6 3.0 3.4 V
Trigger Input Bias Current VIN = V3 – 0.2V 30 µA
Trigger Input Width (see note 2) 20 60 th µS
1.2 ⋅ t
S
where tS is the vertical period and VPP is ramp amplitude at Pin 6
V
PP
1171-03.TBL
2/4
TDA1771
ELECTRICAL CHARACTERISTICS (T
= 25°C unless otherwise specified) (continued)
amb
Symbol Parameter Test Conditions Min. Typ. Max. Unit
= 24V)
DC (V
S
V
V
V
T
Operating Supply Voltage Range 10 30 V
S
Peak-to-peak Operating Current Range 0.4 2.5 A
I
1
Supply Current IY = 2.4A
I
S
Flyback Voltage IY = 2.4A
1
Sawtooh Pedestall Voltage 1.85 V
7
Junction Temp. for Thermal Shutdown 145 °C
JS
pp
pp
315 mA
51 V
APPLICATION CIRCUIT
+V
S
TRIGGER IN
3
0.1µF470
9
VOLTAGE
REGULATOR
RAMP
GENERATOR
BUFFER
STAGE
µ
F
R3
CLOCK
PULSE
1N4001
2
FLYBACK
GENERATOR
POWER
AMP.
THERMAL
PROTECTION
100µF
35V
10
1
2.2Ω
0.22µF
2.4k
330
Ω
Ω
YOKE
Ry = 9.6
Ly = 24.6mH
Iy = 1.2App
1771-04.TBL
Ω
467 85
180k
220k
Ω
Ω
47nF
1.2k
Ω
1k
Ω
22µF
1.2
1500µF
Ω
1771-03.EPS
3/4
TDA1771
PACKA G E MECHANICAL DATA
10 PINS - PLASTIC SIP
C
c2
A
c1
Dimensions
L2
D
L1
M
1 10
a1
L
e3
B
N
b1
b3
L3
d1
e
Millimeters Inches
Min. Typ. Max. Min. Typ. Max.
A 7.1 0.280
a1 2.7 3 0.106 0.118
B 24.8 0.976
b1 0.5 0.020
b3 0.85 1.6 0.033 0.063
C 3.3 0.130
c1 0.43 0.017
c2 1.32 0.052
D 23.7 0.933
d1 14.5 0.571
e 2.54 0.100
e3 22.86 0.900
L 3.1 0.122
L1 3 0.118
L2 17.6 0.693
L3 0.25 0.010
M 3.2 0.126
N 1 0.039
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 otherwi se 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 suppli ed. SGS-THOMSON Microele ctronics products are not authorized for use as critical components in life
support devices or systems without express written approval of SGS-THOMSON Microelectronics.
PM-SIP10.EPS
SIP10.TBL
4/4
© 1994 SGS-THOMSON Microelectronics - All Rights Reserved
2
Purchase of I
2
C Patent. Rights to use these components in a I2C system, is granted provided that the system conforms to
I
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The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips
2
C Standard Specifications as defined by Philips.
the I
SGS-THOMSON Microelectronics G ROUP OF COMPANIES
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