TDA1675A
Figure 3 : Application Circuit for Small Scree 90o CTV Set (Ry = 15Ω ; Ly = 30 mH ; Iy = 0.82 APP)
1N4001 220µF - 35V
C4
+V S
D1
C2
C3
0.1µF
R3
35V
Ω
10k
470µF
BLANKING
OUT
13
14
15
2
0.1µF
C1
YOKE
SYNC.
PULSE
IN
5
1
R9
R1
2.2Ω
4.7kΩ
6
R11
TDA 1675A
R
330Ω
o
C7
R7
0.22µF
Ω
7.5k
1%
Ω
2.4k
12
4
*
R10
2%
330nF
5%
R8
3
7
9
11
10
8
C
o
Ω
120
1000µF
25V
C9
910Ω
0.1µF
2%
47µF
10V
C8
*
C5 0.1µF
56k
R2
15kΩ
R4
*
Ω
RT2
100k
150kΩ
R5
LINEARITY
390kΩ
Ω
R12
R6
SERVICE
SWITCH
*
5%
Ω
2.2
C6
S1
RT1
0.1µF
100kΩ
HEIGHT
* The value depends on the characteristics of the CRT. The value shown is indicative only.
TYPICAL PERFORMANCE
Symbol
VS
Parameter
Value
25
Unit
V
Minimum supply voltage
Supply current
IS
140
0.7
mA
ms
ms
Hz
W
tFLY
Flyback time
tBLKG
fO
Banking time
1.4
Free running frequency
Power dissipation
43.5
2.4
* PTOT
* RTH(heatsink) Thermal resistance of the heatsink
for Tamb = 60oC and Tj max = 110oC
13
16
oC/W
oC/W
for Tamb = 60oC and Tj max = 120oC
* Worst case condition.
5/11
STMICROELECTRONICS [ ST ]
