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PDF TDA7267A Data sheet ( Hoja de datos )
| Número de pieza | TDA7267A | |
| Descripción | 3W MONO AMPLIFIER | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TDA7267A (archivo pdf) en la parte inferior de esta página. Total 7 Páginas | ||
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® TDA7267A
3W MONO AMPLIFIER
CAN DELIVER 3W THD 10% 14.5V/8Ω
INTERNAL FIXED GAIN 32dB
NO FEEDBACK CAPACITOR
NO BOUCHEROT CELL
THERMAL PROTECTION
AC SHORT CIRCUIT PROTECTION
SVR CAPACITOR FOR BETTER RIPPLE
REJECTION
LOW TURN-ON/OFF POP
STAND-BY MODE
DESCRIPTION
The device TDA7267A is a new technology Mono
Audio Amplifier in PowerDIP package specifically
designed for TV application.
Thanks to the fully complementary output configu-
BLOCK DIAGRAM
PowerDIP 8+8
ORDERING NUMBER: TDA7267A
ration the device delivers a rail to rail voltage
swing without need of boostrap capacitors.
VS
VS=14.5V
C4
1 100µF
C1 0.1µF
IN 4
IN
SVR 3
C3
47µF
6
S-GND
C5 470µF
+2
- OUT
8Ω
9 to 16
P-GND
D98AU827
June 1998
1/7
1 page  
Figure 5. Distortion vs Output Power
THD+N(%)
10
1
f = 15KHz
0.1
TDA7267A
Figure 6. Output Power vs Supply Voltage
Pout (W)
10
f = 1KHz
THD=10%
f = 1KHz
1 THD= 1%
0.010
0.1
Pout(W) 1
Figure 7. Distortion vs Frequency
THD(%)
10
0.1
4.000 6.000 8.000 10.00 12.00 14.00 16.00 18.00 20.00
5 Vs(V)
Figure 8. Quiescent current vs Supply Voltage
Iq(mA)
30
1
Pout = 1W
Vs = 14.5V
Rl = 8 Ohm
0.1
25
20
15
10
0.010
100
5
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
1k 10k 20k
f(Hz)
Vs(V)
Figure 9. Power dissipation vs Output Power
Pd(W)
1.9
1.8
1.7
1.6 Vs = 14.5V
Rl = 8 Ohm
F = 1KHz
1.5
1.4
1.3
0 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0
Pout(W)
5/7
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet TDA7267A.PDF ] | |
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