TDA7491LP Просмотр технического описания (PDF) - STMicroelectronics

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TDA7491LP

2 x 5-watt dual BTL class-D audio amplifier

STMicroelectronics 

TDA7491LP

Figure 13. Attenuation vs. voltage on pin MUTE

Characterization curves

Test Condition :

Vcc = 6.6V,

RL = 4 ohm,

Rosc =39kΩ, Cosc =100nF,

f=1kHz,

0dB@f=1kHz, Po=1w,

Gv =30dB,

Tamb =25°C

5

0

-5

- 10

- 15

- 20

- 25

- 30

- 35

- 40

- 45

- 50

- 55

- 60

- 65

- 70

- 75

- 80

0 0. 5

1 1. 5

2 2. 5

3 3. 5

Vmute (V)

Figure 14. Current consumption vs. voltage on pin STBY

Test Condition :

Vcc = 6.6V,

RL = 4 ohm,

Rosc =39kΩ, Cosc =100nF,

Vin=0,

Gv =30dB,

Tamb =25°C

0. 025

0. 02

0. 015

0. 01

0. 005

0

0 0. 5 1 1. 5 2 2. 5 3 3. 5

Vstby (V)

Doc ID 13541 Rev 5

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