TS4890 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TS4890

RAIL TO RAIL OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE LOW

STMicroelectronics 

Fig. 79 : THD + N vs Frequency

RL = 8Ω, Vcc = 2.2V

Gv = 10

Pout = 150mW

1

BW < 125kHz

Tamb = 25°C

Cb = 0.1µF

Cb = 1µF

0.1

20

100

1000

Frequency (Hz)

10000

Fig. 81 : THD + N vs Frequency

1

Pout = 310mW

0.1

RL = 16Ω, Vcc = 5V

Gv = 2, Cb = 1µF

BW < 125kHz

Tamb = 25°C

Pout = 620mW

0.01

20

100

1000

Frequency (Hz)

10000

Fig. 83 : THD + N vs Frequency

1

Pout = 270mW

0.1

RL = 16Ω, Vcc = 3.3V

Gv = 2, Cb = 1µF

BW < 125kHz

Tamb = 25°C

Pout = 135mW

0.01

20

100

1000

Frequency (Hz)

10000

Fig. 80 : THD + N vs Frequency

TS4890

RL = 8Ω, Vcc = 2.2V

Gv = 10

Pout = 72mW

1

BW < 125kHz

Cb = 0.1µF

Tamb = 25°C

Cb = 1µF

0.1

20

100

1000

Frequency (Hz)

10000

Fig. 82 : THD + N vs Frequency

1

RL = 16Ω, Vcc = 5V

Gv = 10, Cb = 1µF

BW < 125kHz

Tamb = 25°C

0.1

Pout = 620mW

Pout = 310mW

0.01

20

100

1000

Frequency (Hz)

10000

Fig. 84 : THD + N vs Frequency

1 RL = 16Ω, Vcc = 3.3V

Gv = 10

Cb = 1µF

BW < 125kHz

Tamb = 25°C

Pout = 270mW

0.1

Pout = 135mW

20

100

1000

Frequency (Hz)

10000

19/32

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