TS4995 datasheet(11/26 Pages) STMICROELECTRONICS

Part #	TS4995

Description	1.2 W fully differential audio power amplifier with selectable standby and 6 dB fixed gain

PDF	26 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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11 / 26 page

TS4995

Electrical characteristics

11/26

Figure 20.

THD+N vs. frequency

Figure 21.

THD+N vs. frequency

100

1000

10000

0.01

0.1

Vcc=2.6V, Po=225mW

Vcc=3.3V, Po=300mW

Frequency (Hz)

RL = 8

G = 6dB

Cb = 1

μF

BW < 125kHz

Tamb = 25C

Vcc=5V, Po=850mW

100

1000

10000

0.01

0.1

Vcc=2.6V, Po=225mW

Vcc=3.3V, Po=300mW

Frequency (Hz)

RL = 8

G = 6dB

Cb = 0

BW < 125kHz

Tamb = 25C

Vcc=5V, Po=850mW

Figure 22.

THD+N vs. frequency

Figure 23.

THD+N vs. frequency

100

1000

10000

0.01

0.1

Vcc=2.6V, Po=125mW

Vcc=3.3V, Po=225mW

Frequency (Hz)

RL = 16

G = 6dB

Cb = 1

μF

BW < 125kHz

Tamb = 25C

Vcc=5V, Po=500mW

100

1000

10000

0.01

0.1

Vcc=2.6V, Po=125mW

Vcc=3.3V, Po=225mW

Frequency (Hz)

RL = 16

G = 6dB

Cb = 0

BW < 125kHz

Tamb = 25C

Vcc=5V, Po=500mW

Figure 24.

Output power vs. power supply

voltage

Figure 25.

Output power vs. power supply

voltage

100

1000

10000

0.01

0.1

Vcc=2.6V, Po=125mW

Vcc=3.3V, Po=225mW

Frequency (Hz)

RL = 16

G = 6dB

Cb = 1

μF

BW < 125kHz

Tamb = 25C

Vcc=5V, Po=500mW

2,5

3,0

3,5

4,0

4,5

5,0

5,5

0,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

2,2

2,4

Cb = 1

μF

F = 1kHz

BW < 125 kHz

Tamb = 25

°C

Vcc (V)

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