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TDA8146 Datasheet, PDF (2/5 Pages) STMicroelectronics – EAST/WEST CORRECTION FOR RECTANGULAR TV-TUBES
TDA8146
BLOCK DIAGRAM
4
12
8
∆I
2
3
7
I REF
2.2V
6 0µA
1 14 13
11 10 9
REF
8.2V
56
ABSOLUTE MAXIMUM RATINGS
Symbol
I7
I7
VS
V4
V10
V9
Vin
Tstg
Tj
Parameter
Output Sink Current
Output Source Current
Supply Voltage
Vertical Flyback Input Voltage
Input Voltage at Pin 10
Input Voltage at Pin 9
Input Voltage at all other Pins
Storage Temperature
Junction Temperature
Value
Unit
800
mA
100
mA
33
V
– 0.3 to 60
V
– 10 to VS
V
– 10 to 20
V
– 0.3 to VS
V
– 40 to 150
°C
0 to 150
°C
THERMAL DATA
Symbol
Rth (j-a)
Parameter
Junction-ambient Thermal Resistance
Max.
Value
80
Unit
°C/W
ELECTRICAL CHARACTERISTICS
(refer to test circuit VS = 24V, Tj = 25oC ; unless otherwise specified)
Symbol
VS
IS
V5
V7L
VSAT
V7H
I11
V9
V4T
I4
V2
V3
VPARO
VC
Parameter
Supply Voltage
Supply Current
Reference Voltage
Saturation Voltage
Diode Forward Voltage
Saturation Voltage
Current Sink Pin 11
Zener Voltage
Vertical Blanking Threshold Voltage
Vertical Blanking Input Current
Reference Voltage at Pin 2
Reference Voltage at Pin 3
Parabola Voltage at Pin 12
Parabola Voltage at Pin 12
Test Conditions
Vout = LOW
IO = 800mA Sink
IO = – 800mA
IO = 100mA Source
I9 = 5mA
V4 = 50V
R1 = R2 = 10K
∆ VSE = 0
∆ VSE = + 0.8V
Min.
15
40
20
VS – 0.5
25
Typ.
24
4
8.2
1.2
1.1
0.8
60
22
VS
50
1.3
1.3
9.7
7.05
Max. Unit
29
V
7
mA
V
2
V
1.7
V
1.25 V
80
µA
24
V
VS + 0.5 V
100 µA
V
V
V
V
2/5