TS4994 datasheet(13/31 Pages) STMICROELECTRONICS

tên linh kiện	TS4994

Giải thích chi tiết về linh kiện	1W Differential Input/Output Audio Power Amplifier with Selectable Standby

PDF	31 Pages

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nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

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13 / 31 page

Electrical Characteristics

TS4994

13/31

Figure 39. CMRR vs. frequency

Figure 40. CMRR vs. common mode input

voltage

Figure 41. CMRR vs. common mode input

voltage

Figure 42. THD+N vs. output power

Figure 43. THD+N vs. output power

Figure 44. THD+N vs. output power

100

1000

10000

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

Cb=1

µF

Cb=0.47

µF

Cb=0.1

µF

Cb=0

20k

Vcc = 2.6V

Vic = 200mVpp

Av = 2.5, Cin = 470

µF

≥ 8Ω

Tamb = 25

°C

Frequency (Hz)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

-100

-80

-60

-40

-20

Vcc=3.3V

Vcc=2.5V

Vcc=5V

Vic = 200mVpp

F = 217Hz

Av = 1, Cb = 1

µF

≥ 8Ω

Tamb = 25

°C

Common Mode Input Voltage (V)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

-100

-80

-60

-40

-20

Vcc=3.3V

Vcc=2.5V

Vcc=5V

Vic = 200mVpp

F = 217Hz

Av = 1, Cb = 0

≥ 8Ω

Tamb = 25

°C

Common Mode Input Voltage (V)

1E-3

0.01

0.1

1E-3

0.01

0.1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

RL = 8

Ω

F = 20Hz

Av = 1

Cb = 1

µF

BW < 125kHz

Tamb = 25

°C

Output Power (W)

1E-3

0.01

0.1

1E-3

0.01

0.1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

RL = 8

Ω

F = 20Hz

Av = 2.5

Cb = 1

µF

BW < 125kHz

Tamb = 25

°C

Output Power (W)

1E-3

0.01

0.1

0.01

0.1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

RL = 8

Ω

F = 20Hz

Av = 7.5

Cb = 1

µF

BW < 125kHz

Tamb = 25

°C

Output Power (W)

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