TS486 Datasheet, PDF (26/31 Pages) STMicroelectronics – 100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE

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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