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8/11/2019 TDA7292 - Amplificador estereo 40W - datasheet hoja de datos.pdf
1/22
This is information on a product in full production.
February 2012 Doc ID 15775 Rev 5 1/ 22
1
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 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
Description
The TDA7292 is a class-AB dual audio poweramplifier assembled in a Multiwatt package.
It has been specifically designed for high-qualitysound applications such as hi-fi music centersand stereo TV sets.
Figure 1. Applications circuit
Multiwatt11
Table 1. Device summary
Order code Operating temp. range Package Packaging
TDA7292 0 to 70 C Multiwatt11 Tube
+5V
18K15K
IN (L)
1F
15K 1FMUTE/ST-BY
GND
IN (R)1F
4.7
4.7
100nF
100nF
OUT (L)
OUT (R)
1000F
1000F
+VS
35
7
9
6
112
4+
+
-
-
D94AU085
RL (L)
RL (R)
-VS
P560
18K
IN- (L)8
10 IN- (R)
1
560
18K
47K
www.st.com
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Contents TDA7292
2/22 Doc ID 15775 Rev 5
Contents
1 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.1 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.3 Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3 Characterization curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4 Mute and standby modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5 Applications information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5.1 Applications with dual supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5.2 Applications with single supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
6 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
7 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
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TDA7292 List of tables
Doc ID 15775 Rev 5 3/ 22
List of tables
Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Table 2. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Table 3. Thermal data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Table 4. Electrical specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Table 5. Mute and standby thresholds on pin 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Table 6. Recommended values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Table 7. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
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List of figures TDA7292
4/22 Doc ID 15775 Rev 5
List of figures
Figure 1. Applications circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Figure 2. Pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Figure 3. Quiescent current vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Figure 4. Frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Figure 5. Output power vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Figure 6. Output power vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Figure 7. Output power vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Figure 8. THD vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Figure 9. THD vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Figure 10. THD vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Figure 11. Quiescent current vs. voltage on pin 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Figure 12. Attenuation vs. voltage on pin 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Figure 13. Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 14. Power dissipation vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Figure 15. Power dissipation vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Figure 16. Power dissipation vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Figure 17. Mute and standby thresholds on pin 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Figure 18. Test and applications circuit (dual supply) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Figure 19. PCB layout, solder side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16Figure 20. PCB layout, component side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16Figure 21. PCB component placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17Figure 22. Typical applications circuit (single supply) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17Figure 23. PCB layout, solder side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18Figure 24. PCB layout, component side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18Figure 25. PCB component placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 26. Multiwatt11 outline drawing and dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
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TDA7292 Pin description
Doc ID 15775 Rev 5 5/ 22
1 Pin description
Figure 2. Pin connections (top view)
1
2
3
4
5
6
7
9
10
11
8
IN+(1)
IN-(1)
GND
IN-(2)
IN+(2)
-VS
MUTE/St-By
OUTPUT(2)
+VS
OUTPUT(1)
-VS
TAB CONNECTED TO PIN 6 D95AU316
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Electrical specifications TDA7292
6/22 Doc ID 15775 Rev 5
2 Electrical specifications
2.1 Absolute maximum ratings
2.2 Thermal data
2.3 Electrical specifications
Unless otherwise stated, the results in Table 4below are given for the conditions:VS = 26 V, RL(load) = 8 , RS(source) = 50 , f = 1 kHz, GV= 30 dB, and Tamb = 25 C.See also the test circuit in Figure 18 on page 14.
Table 2. Absolute maximum ratings
Symbol Parameter Value Unit
VS DC supply voltage 35 V
IO Output peak current (internally limited) 5 A
Ptot Power dissipation Tcase = 70C 40 W
Top Operating temperature -20 to 85 C
Tj Junction temperature -40 to 150 C
Tstg Storage temperature -40 to 150 C
Table 3. Thermal data
Symbol Parameter Min Typ Max Unit
Rth j-case Thermal resistance, junction to case - 1.5 - C/W
Table 4. Electrical specifications
Symbol Parameter Condition Min Typ Max Unit
VS Supply voltage range - 8 - 33 V
Iq Total quiescent current - - 50 130 mA
VOS Output offset voltage - -20 - 20 mV
Ib Non-inverting input bias current - - 500 - nA
Po Output power
THD = 10%:
RL= 8 , VS= 26 V
RL= 4 , VS= 18 V
- 40
31
-
WTHD = 1%:
RL= 8 , VS= 26 V
RL= 4 , VS= 18 V
- 30
24
-
IPeak Peak output current Internally limited - 5 - A
THD Total harmonic distortion Po= 1 W - 0.02 - %
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Characterization curves TDA7292
8/22 Doc ID 15775 Rev 5
3 Characterization curves
Figure 3. Quiescent current vs. supply voltage
Figure 4. Frequency response
Iq (mA)
Iq+
Iq-
Vs (+/-V)
30
35
40
45
50
55
8 10 12 14 16 18 20 22 24 26 28 30 32 34
Iq (mA)
Iq+
Iq-
Vs (+/-V)
30
35
40
45
50
55
8 10 12 14 16 18 20 22 24 26 28 30 32 34
Iq+
Iq-
Vs (+/-V)
30
35
40
45
50
55
8 10 12 14 16 18 20 22 24 26 28 30 32 34
30
35
40
45
50
55
8 10 12 14 16 18 20 22 24 26 28 30 32 34
-5
+5
-4
-3
-2
-1
+0
+1
+2
+3
+4
10 200k20 50 100 200 500 1k 2k 5k 10k 20k 50k
Vs=+/-20V
Rl = 8 Ohm
0dB = 1W
Freq(Hz)
Ampl (dB)
-5
+5
-4
-3
-2
-1
+0
+1
+2
+3
+4
10 200k20 50 100 200 500 1k 2k 5k 10k 20k 50k
Vs=+/-20V
Rl = 8 Ohm
0dB = 1W
Freq(Hz)
Ampl (dB)
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TDA7292 Characterization curves
Doc ID 15775 Rev 5 9/ 22
Figure 5. Output power vs. supply voltage
Figure 6. Output power vs. supply voltage
Figure 7. Output power vs. supply voltage
0
4
8
12
16
20
24
28
32
8 10 12 14 16 18 20
Pout (W)
Vs (+/-V)
THD=10%
THD=1%
Rl = 4 ohmf = 1Kz
0
4
8
12
16
20
24
28
32
8 10 12 14 16 18 20
Pout (W)
Vs (+/-V)
THD=10%
THD=1%
Rl = 4 ohmf = 1Kz
0
48
12
16
20
24
28
32
36
40
44
10 12 14 16 18 20 22 24
Pout (W)
Vs (+/-V)
Rl = 6 Ohm
f = 1Kz
THD=1%
THD=10%
0
48
12
16
20
24
28
32
36
40
44
10 12 14 16 18 20 22 24
Pout (W)
Vs (+/-V)
Rl = 6 Ohm
f = 1Kz
THD=1%
THD=10%
0
5
10
15
20
25
30
35
40
45
50
10 12 14 26 28 20 22 24 26 28 30
Rl = 8 Ohm
f = 1Kz
Vs (+/-V)
Pout (W)
THD=10%
THD=1%
0
5
10
15
20
25
30
35
40
45
50
10 12 14 26 28 20 22 24 26 28 30
Rl = 8 Ohm
f = 1Kz
Vs (+/-V)
Pout (W)
THD=10%
THD=1%
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Characterization curves TDA7292
10/22 Doc ID 15775 Rev 5
Figure 8. THD vs. output power
Figure 9. THD vs. output power
Figure 10. THD vs. output power
0.002
10
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 50500m 1 2 5 10 20
THD(%)
Pout(W)
Vs=+/18VRl = 4 Ohm
f = 1KHz
f = 15KHz
0.002
10
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 50500m 1 2 5 10 20
THD(%)
Pout(W)
Vs=+/18VRl = 4 Ohm
f = 1KHz
f = 15KHz
0.002
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 50500m 1 2 5 10 20
f = 15KHz
f = 1KHz
Vs=+/-22V
Rl = 6 Ohm
10
THD(%)
Pout(W)
0.002
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 50500m 1 2 5 10 20
f = 15KHz
f = 1KHz
Vs=+/-22V
Rl = 6 Ohm
10
THD(%)
Pout(W)
0.002
10
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 50500m 1 2 5 10 20
THD(%)
Pout (W)
Vs = +/-26V
Rl = 8 Ohm
f = 1KHz
f = 15KHz
0.002
10
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 50500m 1 2 5 10 20
THD(%)
Pout (W)
Vs = +/-26V
Rl = 8 Ohm
f = 1KHz
f = 15KHz
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TDA7292 Characterization curves
Doc ID 15775 Rev 5 11/ 22
Figure 11. Quiescent current vs. voltage on pin 5
Figure 12. Attenuation vs. voltage on pin 5
Figure 13. Crosstalk vs. frequency
0
10
20
30
40
50
60
70
80
90
100
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0
Vpin # 5 (V)
Iq (mA)
Vs=+/-20V
Rl=8Ohm
0V = +Vs
Vi = 0
-100
+10
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
-10 -0-9 -8 -7 -6 -5 -4 -3 -2 -1
Attenuation (dB)
Vpin #5 (V)
Vs= +/-20V
Rl= 8 Ohm
f =1KHz
OdB= 1V
0V = +Vs
-100
+10
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
-10 -0-9 -8 -7 -6 -5 -4 -3 -2 -1
Attenuation (dB)
Vpin #5 (V)
Vs= +/-20V
Rl= 8 Ohm
f =1KHz
OdB= 1V
0V = +Vs
-80
-30
-75
-70
-65
-60
-55
-50
-45
-40
-35
20 20k50 100 200 500 1k 2k 5k 10k
Vs=+/- 26V
Rl = 8 Ohm
Rs= 50 Ohm
Left toRight
RighttoLeft
Crosstalk (dB)
Frequency (Hz)
-80
-30
-75
-70
-65
-60
-55
-50
-45
-40
-35
20 20k50 100 200 500 1k 2k 5k 10k
Vs=+/- 26V
Rl = 8 Ohm
Rs= 50 Ohm
Left toRight
RighttoLeft
Crosstalk (dB)
Frequency (Hz)
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Characterization curves TDA7292
12/22 Doc ID 15775 Rev 5
Figure 14. Power dissipation vs. output power
Figure 15. Power dissipation vs. output power
Figure 16. Power dissipation vs. output power
0
5
10
15
20
25
30
35
40
0.1 1 10 100
Rl =4 Ohm
f = 1KHz
Vs=+/- 18V(A)
Vs=+/- 16V(B)
Vs=+/- 14V(C)
A
2xPout (W)
Pdiss(W)
B
C
0
5
10
15
20
25
30
35
40
0.1 1 10 100
Rl =4 Ohm
f = 1KHz
Vs=+/- 18V(A)
Vs=+/- 16V(B)
Vs=+/- 14V(C)
A
2xPout (W)
Pdiss(W)
B
C
Rl =4 Ohm
f = 1KHz
Vs=+/- 18V(A)
Vs=+/- 16V(B)
Vs=+/- 14V(C)
A
2xPout (W)
Pdiss(W)
B
C
0
510
15
20
25
30
35
40
45
50
0.1 1 10 100
Pdiss(W)
Rl =6 Ohm
f = 1KHz
Vs=+/- 24V (A)
Vs=+/- 22V (B)
Vs= +/-20V (C)
A
B
C
2xPout(W)
0
510
15
20
25
30
35
40
45
50
0.1 1 10 100
Pdiss(W)
Rl =6 Ohm
f = 1KHz
Vs=+/- 24V (A)
Vs=+/- 22V (B)
Vs= +/-20V (C)
A
B
C
2xPout(W)
Rl =6 Ohm
f = 1KHz
Vs=+/- 24V (A)
Vs=+/- 22V (B)
Vs= +/-20V (C)
A
B
C
2xPout(W)
0
5
10
15
20
25
30
35
40
0.1 1 10 100
Rl =8 Ohm
f = 1KHz
Vs= +/- 26V (A)
Vs= +/- 24V (B)
Vs= +/-20V (C)
A
B
C
Pdiss (W)
2xPout (W)
Rl =8 Ohm
f = 1KHz
Vs= +/- 26V (A)
Vs= +/- 24V (B)
Vs= +/-20V (C)
A
B
C
Pdiss (W)
2xPout (W)
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TDA7292 Mute and standby modes
Doc ID 15775 Rev 5 13/ 22
4 Mute and standby modes
Pin 5 (MUTE/STANDBY) controls the amplifier status by two different thresholds referenced
to +VSas given in Table 5below. See also Table 4: Electrical specifications on page 6.
Figure 17. Mute and standby thresholds on pin 5
Table 5. Mute and standby thresholds on pin 5
Nominal voltage on pin 5,
VPIN5Mode Remarks
> +VS- 2.5 V Standby Output stages turned off
> +VS- 6.0 V, < +VS- 2.5 V Mute Output stages turned on, amplifiers muted
< +VS- 6.0 V Play Amplifiers active
t
OFF
STDBY
MUTE MUTE MUTE MUTE
PLAY STDBY PLAY OFF
STDBY
26
+VS(V)
-26
-VS
VIN(mV)
Vpin5(V)
VS
VS-2.5
VS-6
VS-10
Iq(mA)
0
VOUT(V)
D04AU1570
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TDA7292 Applications information
Doc ID 15775 Rev 5 15/ 22
Table 6. Recommended values
ComponentRecommended
valuePurpose
Larger than
recommended
value
Smaller than
recommended
value
R1 10 k Mute circuitDecrease in DZ
biasing current-
R2 15 k Mute circuitVPIN5shifted
downwards
VPIN5shifted
upwards
R3 47 k Mute circuitVPIN5shifted
upwards
VPIN5shifted
downwards
R4 15 k Mute circuitVPIN5shifted
upwards
VPIN5shifted
downwards
R5, R8 18 k Closed-loop gain
setting (1)
1. Closed-loop gain must be >29 dB
Increase in gain -
R6, R9 560 Decrease in gain -
R7, R10 4.7 Frequency stability Danger of oscillation Danger of oscillation
C1, C2 1 F Input AC coupling -Higher low-
frequency cutoff
C3 1 FStandby/mute time
constantLarger on/off time Smaller on/off time
C4, C6 1000 FSupply voltage
decoupling- Danger of oscillation
C5, C7 0.1 FSupply voltage
decoupling- Danger of oscillation
C8, C9 0.1 F Frequency stability - -
Dz 5.1 V Mute circuit - -
Q1 BC107 Mute circuit - -
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Applications information TDA7292
16/22 Doc ID 15775 Rev 5
Note: The PCB layout shown in Figure 19, 20, and 21is common to the pin-to-pin compatibledevices TDA7269A, TDA7265 and TDA7265B.
Figure 19. PCB layout, solder side
Figure 20. PCB layout, component side
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TDA7292 Applications information
Doc ID 15775 Rev 5 17/ 22
Figure 21. PCB component placement
5.2 Applications with single supply
Figure 22. Typical applications circuit (single supply)
PLAY5V
R215K
IN (L)
C3 1F
R110K
C11F
MUTE
IN (R)C4 1F
R84.7
R71K
C70.1F
OUT (L)
OUT (R)
C5
1000F
+VS
35
7
9
6
112
4+
+
-
-
D96AU444A
OUT(L)
OUT(R)
GND
R430K
IN- (L)8
10
IN- (R)
1
R51K
R630K
R94.7
C9 470F
C10 470F
C8
0.1F
R3
15K
0MUTE
Q1BS107
C6
0.1F
D1 5.1V
C2100F
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Applications information TDA7292
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Note: The PCB layout shown in Figure 23, 24, and 25is common to the pin-to-pin compatibledevices TDA7269A, TDA7265, and TDA7265B.
Figure 23. PCB layout, solder side
Figure 24. PCB layout, component side
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TDA7292 Applications information
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Figure 25. PCB component placement
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Package mechanical data TDA7292
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6 Package mechanical data
The TDA7292 comes in an 11-pin Multiwatt package.
Figure 26. Multiwatt11 outline drawing and dimensions
In order to meet environmental requirements, ST offers these devices in different grades ofECOPACKpackages, depending on their level of environmental compliance. ECOPACKspecifications, grade definitions and product status are available at: www.st.com.ECOPACKis an ST trademark.
OUTLINE AND
MECHANICAL DATA
0016035 H
DIM.mm inch
MIN. TYP. MAX. MIN. TYP. MAX.
A 5 0.197
B 2.65 0.104
C 1.6 0.063
D 1 0.039
E 0.49 0.55 0.019 0.022
F 0.88 0.95 0.035 0.037
G 1.45 1.7 1.95 0.057 0.067 0.077
G1 16.75 17 17.25 0.659 0.669 0.679
H1 19.6 0.772
H2 20.2 0.795
L 21.9 22.2 22.5 0.862 0.874 0.886
L1 21.7 22.1 22.5 0.854 0.87 0.886
L2 17.4 18.1 0.685 0.713
L3 17.25 17.5 17.75 0.679 0.689 0.699
L4 10.3 10.7 10.9 0.406 0.421 0.429
L7 2.65 2.9 0.104 0.114
M 4.25 4.55 4.85 0.167 0.179 0.191
M1 4.73 5.08 5.43 0.186 0.200 0.214
S 1.9 2.6 0.075 0.102
S1 1.9 2.6 0.075 0.102
Dia1 3.65 3.85 0.144 0.152
Multiwatt11 (Vertical)
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TDA7292 Revision history
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7 Revision history
Table 7. Document revision history
Date Revision Changes
Nov-2004 1 Initial release.
Oct-2005 2 Inserted PC board and graphics.
Mar-2006 3 Ouput peak current changed.
29-May-2009 4Updated resistor value setting mute voltage in Figure 1 on
page 1and Table 5 on page 13.
29-Feb-2012 5Added Note: on page 16and Note: on page 18concerning PCB
layout for pin-to-pin compatible devices.
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TDA7292
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