TS4984FC View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

TS4984FC

1.2W Stereo Audio Power Amplifier with Active Low Standby Mode

STMicroelectronics 

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Electrical Characteristics

TS4984FC

Figure 14. Power supply rejection ratio (PSRR) Figure 15. Power supply rejection ratio (PSRR)

vs. DC output voltage

vs. DC output voltage

0

Vcc = 5V

-10

Vripple = 200mVpp

RL = 8Ω

-20

Cb = 1µF

AV = 2

-30

Tamb = 25°C

-40

-50

-60

-70

-5 -4 -3 -2 -1 0 1 2 3 4 5

Differential DC Output Voltage (V)

0

Vcc = 5V

-10

Vripple = 200mVpp

RL = 8Ω

Cb = 1µF

-20

AV = 5

Tamb = 25°C

-30

-40

-50

-60

-5 -4 -3 -2 -1 0 1 2 3 4 5

Differential DC Output Voltage (V)

Figure 16. Power supply rejection ratio (PSRR) Figure 17. Power supply rejection ratio (PSRR)

vs. DC output voltage

vs. DC output voltage

0

Vcc = 5V

Vripple = 200mVpp

-10

RL = 8Ω

Cb = 1µF

AV = 10

-20

Tamb = 25°C

-30

-40

-50

-5 -4 -3 -2 -1 0 1 2 3 4 5

Differential DC Output Voltage (V)

0

Vcc = 3.3V

-10

Vripple = 200mVpp

RL = 8Ω

-20

Cb = 1µF

AV = 2

-30

Tamb = 25°C

-40

-50

-60

-70

-3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0

Differential DC Output Voltage (V)

Figure 18. Power supply rejection ratio (PSRR) Figure 19. Power supply rejection ratio (PSRR)

vs. DC output voltage

vs. DC output voltage

0

Vcc = 3.3V

-10

Vripple = 200mVpp

RL = 8Ω

Cb = 1µF

-20

AV = 5

Tamb = 25°C

-30

-40

-50

-60

-3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0

Differential DC Output Voltage (V)

0

Vcc = 3.3V

Vripple = 200mVpp

-10

RL = 8Ω

Cb = 1µF

AV = 10

-20

Tamb = 25°C

-30

-40

-50

-3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0

Differential DC Output Voltage (V)

10/30

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