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PDF TDA8191 Data sheet ( Hoja de datos )
| Número de pieza | TDA8191 | |
| Descripción | TV SOUND CHANNEL | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TDA8191 (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
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........ HIGH SENSITIVITY
EXCELLENT AM REJECTION
DC VOLUME CONTROL
PERITELEVISION FACILITY
4W OUTPUT POWER
LOW DISTORTION
THERMAL PROTECTION
TURN-ON AND TURN-OFF MUTING
TDA8191
TV SOUND CHANNEL
DESCRIPTION
The TDA8191 is a monolithic integrated circuit that
includes all the functions needed for a complete TV
sound channel.The TDA8191 is assembled in a 20
pin dual in line power package.
PIN CONNECTION
TURN-ON AND TURN-OFF MUTING
SOUND IF INPUT
IF DECOUPLING
IF DECOUPLING
GND
GND
DETECTOR (FM)
DETECTOR (FM)
DEEMPHASIS AND AF OUT
AF INPUT
1
2
3
4
5
6
7
8
9
10
September 1993
DIP20
(Plastic Package)
ORDER CODE : TDA8191
20 AF PA INPUT
19 AF PA FEEDBACK
18 SUPPLY VOLTAGE
17 AF PA OUTPUT
16 GND
15 GND
14 DCVC OUTPUT
13 VOLUME CONTROL
12 REF. VOLTAGE
11 FUNCTION SWITCH
1/6
1 page  
TDA8191
Figure 6 : Audio Amplifier Frequency Response
Vo (dB)
2
0
Figure 7 : Output Power versus Supply Voltage
Po (W)
5
d = 10%
4
-2 V11 = 8V
V10 = 200V
-4 R L = 16Ω
3
2 RL = 8Ω
RL = 16 = Ω
-6
-8
10
1
fA (Hz)
Vs (V)
0
10 2 10 3 10 4 10 5 8 10 12 14 16 18 20 22 24 26 28
Figure 8 : Power Dissipation versus Supply Volt-
age (sine wave operation)
4 P tot (W)
d = 10%
3
Figure 9 : Power Dissipation and Efficiency ver-
sus Output Power
3 P tot (W)
R L = 16Ω
2.5
η (%)
100
Ptot 80
2 R L = 8Ω
1
RL = 16Ω
Vs (V)
0
8 10 12 14 16 18 20 22 24 26 28
Figure 10 : Quiescent Drain and Quiescent Out-
put Voltage versus Supply Voltage
Vo
20
Vi = 0
P2 = 12kΩ
15
I S (mA)
33
IS
32
2
1.5
1
0
60
η
40
20
Po (W)
0
1 234 5
10 Vo 31
5 30
Vs (V)
0 29
8 12 16 20 24 28
5/6
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet TDA8191.PDF ] | |
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