tda7292 - amplificador estereo 40w - datasheet hoja de datos.pdf

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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2/22

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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5/22

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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6/22

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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8/22

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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9/22

TDA7292 Characterization curves

Doc ID 15775 Rev 5 9/ 22

Figure 5. 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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10/22


10/22 Doc ID 15775 Rev 5

Figure 8. 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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11/22

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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12/22


12/22 Doc ID 15775 Rev 5

Figure 14. 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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13/22

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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14/22


15/22

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


upwards

VPIN5shifted

downwards


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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16/22

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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17/22


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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18/22

Applications information TDA7292

18/22 Doc ID 15775 Rev 5

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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19/22


Doc ID 15775 Rev 5 19/ 22

Figure 25. PCB component placement
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20/22

Package mechanical data TDA7292

20/22 Doc ID 15775 Rev 5

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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