TS486 datasheet(26/31 Pages) STMICROELECTRONICS

部件名	TS486

功能描述	100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE

PDF	31 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

26 / 31 page

TS486-TS487

26/31

Fig. 99: PSRR vs Input Capacitor

Fig. 101: PSRR vs Output Capacitor

Fig. 100: PSRR vs Bypass Capacitor

Fig. 102: PSRR vs Output Capacitor

100

1000

10000

100000

-60

-50

-40

-30

-20

-10

Cin = 100nF

Cin = 1

µF, 220nF

Vripple = 200mVpp

Av = -4, Vcc = 5V

Input = grounded

Cb = 1

µF, Rin = 20kΩ

RL >= 16

Ω

Tamb = 25

°C

Frequency (Hz)

100

1000

10000

100000

-60

-50

-40

-30

-20

-10

Cout = 220

µF

Cout = 470

µF

Vripple = 200mVpp

Av = -4, Vcc = 5V

Input = grounded

Cb = 1

µF, RL = 16Ω

RL >= 16

Ω

Tamb = 25

°C

Frequency (Hz)

100

1000

10000

100000

-60

-50

-40

-30

-20

-10

Cb = 4.7

µF

Cb = 2.2

µF

Cb = 1

µF

Vripple = 200mVpp

Av = -4

Input = grounded

Vcc = 5V

RL >= 16

Ω

Tamb = 25

°C

Frequency (Hz)

100

1000

10000

100000

-60

-50

-40

-30

-20

-10

Cout = 100

µF

Cout = 470

µF

Vripple = 200mVpp

Av = -4, Vcc = 5V

Input = grounded

Cb = 1

µF, RL = 32Ω

RL >= 16

Ω

Tamb = 25

°C

Frequency (Hz)

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