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PDF TDA7292 Data sheet ( Hoja de datos )
| Número de pieza | TDA7292 | |
| Descripción | 40 + 40W Stereo Amplifier | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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TDA7292
40 W + 40 W stereo amplifier with mute and standby
Datasheet − production data
Features
■ Wide supply voltage range (up to ± 33 V)
■ Split supply
■ High output power
■ 40 W + 40 W into 8 Ω
with VS = ±26 V and THD = 10%
■ No “pop” at turn on/off
■ Mute (“pop”-free)
■ Standby feature (low Iq)
■ Short-circuit protection
■ Thermal overload protection
Multiwatt11
Description
The TDA7292 is a class-AB dual audio power
amplifier assembled in a Multiwatt package.
It has been specifically designed for high-quality
sound applications such as hi-fi music centers
and stereo TV sets.
Table 1. Device summary
Order code
Operating temp. range
Package
TDA7292
0° to 70° C
Multiwatt11
Packaging
Tube
Figure 1. Applications circuit
15K 1μF
MUTE/
ST-BY
IN (L)
5
7
1μF
+5V μP
15K 4178K
GND 9
1μF
IN (R) 11
D94AU085
+VS
3
1000μF
+
-
-
+
1
1000μF
4 OUT (L)
18K 4.7Ω
8 IN- (L)
100nF
560Ω
10 IN- (R)
560Ω
18K
2 OUT (R)
4.7Ω
6
-VS 100nF
RL (L)
RL (R)
February 2012
This is information on a product in full production.
Doc ID 15775 Rev 5
1/22
www.st.com
1
1 page  
TDA7292
1 Pin description
Figure 2. Pin connections (top view)
TAB CONNECTED TO PIN 6
11
10
9
8
7
6
5
4
3
2
1
Pin description
IN+(1)
IN-(1)
GND
IN-(2)
IN+(2)
-VS
MUTE/St-By
OUTPUT(2)
+VS
OUTPUT(1)
-VS
D95AU316
Doc ID 15775 Rev 5
5/22
5 Page 
TDA7292
Characterization curves
Figure 11. Quiescent current vs. voltage on pin 5
Iq (mA)
100
90
80
70
Vs=+/-20V
60
Rl=8Ohm
50 0V = +Vs
40 Vi = 0
30
20
10
0
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0
Vpin # 5 (V)
Figure 12. Attenuation vs. voltage on pin 5
Attenuation (dB)
+10
+0
-10
-20 Vs= +/-20V
-30 Rl= 8 Ohm
-40 f =1KHz
-50 OdB = 1V
-60 0V = +Vs
-70
-80
-90
-100
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 -0
Vpin #5 (V)
Figure 13. Crosstalk vs. frequency
Crosstalk (dB)
-30
-35
-40 Vs=+/- 26V
Rl = 8 Ohm
-45 Rs= 50 Ohm
-50
-55
-60
Right to
Left
-65
-70
-75 Left to Right
-80
20
50 100 200
500 1k
Frequency (Hz)
2k
5k 10k 20k
Doc ID 15775 Rev 5
11/22
11 Page | ||
| Páginas | Total 22 Páginas | |
| PDF Descargar | [ Datasheet TDA7292.PDF ] | |
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