TDA7491LP Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

TDA7491LP

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

STMicroelectronics 

Characterization curves

Figure 11. Power supply rejection ratio vs. frequency

PSRR (dB)

Test Condition :

Vcc = 6.6V,

RL = 4 ohm,

Rosc =39kΩ, Cosc =100nF,

Vin=0,

Gv =30dB,

Tamb =25°C

Vr = 500mVrms

Fr = 100Hz

TDA7491LP

Frequency (Hz)

Figure 12. Power dissipation and efficiency vs. output power

Test Condition :

Vcc = 6.6V,

RL = 4 ohm,

Rosc =39kΩ, Cosc =100nF,

Gv =30dB,

Tamb =25°C

90

80

70

60

50

40

30

20

10

0

0

1

2

3

4

Po per channel (W)

2

1. 8

1. 6

1. 4

1. 2

1

0. 8

0. 6

0. 4

0. 2

0

5

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Doc ID 13541 Rev 5

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