Vs= +/- 10.5V

Rl= 4 Ohm

F= 1 KHz

0

123

45

67

89

10

Output Power (W)

0.1

1

10

THD (%)

Figure 7. Distortion vs. Output Power

10

10.5

11

11.5

12

12.5

13

13.5

14

14.5

15

15.5

16

Supply Voltage (+/- V)

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Output Power (W)

Rl= 8 Ohm

F= 1 KHz

Thd=10%

Thd=1%

Figure 5. Output Power vs. Supply Voltage

012

3456789

10

Output Power (W)

0

0.5

1

1.5

2

2.5

Power Dissipation (W)

0

10

20

30

40

50

60

70

80

90

100

Efficiency (%)

Vs= +/- 10.5V

Rl= 4 Ohm

F= 1 KHz

Pdiss

Efficiency

Figure 9. Power Dissipation and Efficiency vs.

Output Power

0123456

789

10

Output Power (W)

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

Power Dissipation (W)

0

20

40

60

80

100

Efficiency (%)

Vs= +/- 14V

Rl= 8 Ohm

F= 1 KHz

Efficiency

Pdiss

Figure 8. Power Dissipation and Efficiency vs.

Output Power

Vs= +/- 14V

Rl= 8 Ohm

F= 1 KHz

0

1

2

345

67

89

10

Output Power (W)

0.01

0.1

1

10

THD (%)

Figure 6. Distortion vs. Output Power

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

Vpin #12 (V)

0

10

20

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

-110

-120

Attenuation (dB)

Vs= +/- 14V

Rl= 8 Ohm

0 dB =1 W @ F= 1 KHz

Figure 10. Mute Attenuation vs. Vpin 12

TYPICAL CHARACTERISTICS (Application Circuit of fig 1 unless otherwise specified)

TDA7480

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