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TDA7497SA

Figure 5. Output Power vs Supply Voltage

Figure 6. Frequency Response

Figure 7. THD+N vs Output Power

Figure 8. Pdiss vs Output Power

Figure 9. Output power vs Supply Voltage

Figure 10. THD+N vs Output Power

0

2

4

6

8

10

W

+10

+12

+14

+16

+18

+20

+22

+24

Vdc

TDA7497

Rl = 80hm

f = 1KHz

THD=10%

THD=1%

Pout vs Vcc : RL=8ohm, F=1KHz (filter 22Hz-22KHz),

THD= 1%, 10%, channels L/R/C

+25

-5

+5l

-4

-3

-2

-1

+0

+1

+2

+3

+4

20

100k

50

100

200

500

1k

2k

5k

10k

20k

50k

Amp.

(dB)

Frequency ( Hz )

TDA7497

Vcc=25 Vdc

Rl = 8ohm

0dB = 1W

T.H.D.

(%)

0.01

10

0.02

0.05

0.1

0.2

0.5

1

2

5

60m

10

100m

200m

500m

1

2

5

TDA7497

Vcc=26Vdc

Rl =8ohm

f =1KHz

0

5

10

15

20

25

30

9

10

11

12

13

14

15

16

Pdiss. (W)helv

TDA7497

Vcc =26V

Right/Left/Center=8ohm

Xaxisis3XPout

Pout. (W)

1

16

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Pout(W)

+14

+26

+16

+18

+20

+22

+24

Vs ( V )

TDA7497SA

Rl= 4ohm

f =1KHz

Center Ch

THD=1%

THD=10%

1

16

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Pout(W)

+14

+26

+16

+18

+20

+22

+24

Vs ( V )

TDA7497SA

Rl= 4ohm

f =1KHz

Center Ch

THD=1%

THD=10%

0.01

10

0.02

0.05

0.1

0.2

0.5

1

2

5

200m

20

500m

1

2

5

10

THD(%)

TDA7497SA

Rl = 4ohm

Center Ch

f =100Hz

f =1KHz

0.01

10

0.02

0.05

0.1

0.2

0.5

1

2

5

200m

20

500m

1

2

5

10

THD(%)

TDA7497SA

Rl = 4ohm

Center Ch

f =100Hz

f =1KHz