TDA7491LP Ver la hoja de datos (PDF) - STMicroelectronics

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Fabricante

TDA7491LP

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

STMicroelectronics 

TDA7491LP

Characterization curves

Figure 20. Frequency response

Test Condition:

Vcc =9V,

RL= 8 ohm,

Rosc =39kΩ, Cosc =100nF,

f =1kHz,

Gv =30dB,

Po =1W

Tamb =25°C

Specification Limit:

Max: +/-3dB

@20Hz to 20kHz

Ampl (dB)

+2

+1

-0

-1

-2

-3

-4

-5

10

20

50 100 200

500 1k

2k

Frequency (Hz)

5k 10k

30k

Figure 21. Crosstalk vs. frequency

Test Condition:

Vcc =9V,

RL= 8 ohm,

Rosc =39kΩ, Cosc =100nF,

f = 1kHz,

Gv=30dB,

Po=1W

Tamb=25°C

Specification Limit:

Typical: >50dB (@ f =1kHz)

Crosstalk (dB)

-60

-65

-70

-75

-80

-85

-90

-95

-100

-105

-110

-115

-120

20

50

100

200

500

1k

2k

Frequency (Hz)

5k

10k 20k

Doc ID 13541 Rev 5

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