TS4872 Ver la hoja de datos (PDF) - STMicroelectronics

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TS4872

RAIL TO RAIL INPUT/OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE

STMicroelectronics 

TS4872

Fig. 21 : THD + N vs Output Power

10

Rl = 4Ω

Vcc = 5V

Gv = 2

Cb = Cin = 1µF

1 BW < 125kHz

Tamb = 25°C

20kHz

Fig. 22 : THD + N vs Output Power

10

Rl = 4Ω, Vcc = 5V

Gv = 10

Cb = Cin = 1µF

BW < 125kHz, Tamb = 25°C

1

20kHz

0.1

0.01

1E-3

20Hz

1kHz

0.01

0.1

1

Output Power (W)

0.1

0.01

1E-3

20Hz

1kHz

0.01

0.1

1

Output Power (W)

Fig. 23 : THD + N vs Output Power

t(s) 10

Rl = 4Ω, Vcc = 3.3V

c Gv = 2

u Cb = Cin = 1µF

d BW < 125kHz

ro 1 Tamb = 25°C

te P 0.1

20kHz

bsole 0.01

O 1E-3

20Hz

1kHz

0.01

0.1

1

Output Power (W)

t(s) - Fig. 25 : THD + N vs Output Power

uc 10

d Rl = 4Ω, Vcc = 2.6V

ro Gv = 2

Cb = Cin = 1µF

P BW < 125kHz

1 Tamb = 25°C

lete20kHz

Obso0.1

Fig. 24 : THD + N vs Output Power

10

Rl = 4Ω, Vcc = 3.3V

Gv = 10

Cb = Cin = 1µF

BW < 125kHz

1 Tamb = 25°C

20kHz

0.1

0.01

1E-3

20Hz

1kHz

0.01

0.1

1

Output Power (W)

Fig. 26 : THD + N vs Output Power

10

Rl = 4Ω, Vcc = 2.6V

Gv = 10

Cb = Cin = 1µF

BW < 125kHz

1 Tamb = 25°C

20Hz

0.1

20kHz

20Hz

1kHz

1kHz

0.01

1E-3

0.01

0.1

Output Power (W)

0.01

1E-3

0.01

0.1

Output Power (W)

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