TS486-4IS 查看數據表（PDF） - STMicroelectronics

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TS486-4IS

100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE

STMicroelectronics 

TS486-TS487

Fig. 99: PSRR vs Input Capacitor

0

Vripple = 200mVpp

-10

Av = -4, Vcc = 5V

Input = grounded

-20

Cin = 1µF, 220nF

Cb = 1µF, Rin = 20kΩ

RL >= 16Ω

Tamb = 25°C

-30

-40

-50

Cin = 100nF

-60

100

1000

10000

Frequency (Hz)

100000

Fig. 101: PSRR vs Output Capacitor

0

-10

Cout = 470µF

-20

-30

Vripple = 200mVpp

Av = -4, Vcc = 5V

Input = grounded

Cb = 1µF, RL = 16Ω

RL >= 16Ω

Tamb = 25°C

-40

-50

Cout = 220µF

-60

100

1000

10000

Frequency (Hz)

100000

Fig. 100: PSRR vs Bypass Capacitor

0

Vripple = 200mVpp

-10

Av = -4

Input = grounded

-20

Vcc = 5V

RL >= 16Ω

-30

Tamb = 25°C

-40

Cb = 1µF

-50

-60 Cb = 4.7µF

100

Cb = 2.2µF

1000

10000

Frequency (Hz)

100000

Fig. 102: PSRR vs Output Capacitor

0

-10

-20

Cout = 470µF

-30

Vripple = 200mVpp

Av = -4, Vcc = 5V

Input = grounded

Cb = 1µF, RL = 32Ω

RL >= 16Ω

Tamb = 25°C

-40

-50

Cout = 100µF

-60

100

1000

10000

Frequency (Hz)

100000

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