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TS4972 Fiches technique(PDF) 13 Page - STMicroelectronics

No de pièce TS4972
Description  1.2W Audio Power Amplifier with Standby Mode Active High
PDF  30 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TS4972 Fiches technique(HTML) 13 Page - STMicroelectronics

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Electrical Characteristics
TS4972
13/30
Figure 43: THD + N vs Output Power
Figure 44: THD + N vs Output Power
Figure 45: THD + N vs Frequency
1E-3
0.01
0.1
0.01
0.1
1
10
RL = 16
Ω
Vcc = 3.3V
Gv = 10
Cb = Cin = 1
µF
BW < 125kHz
Tamb = 25
°C
20kHz
20Hz
1kHz
Output Power (W)
1E-3
0.01
0.1
0.01
0.1
1
10
RL = 16
Ω
Vcc = 2.6V
Gv = 10
Cb = Cin = 1
µF
BW < 125kHz
Tamb = 25
°C
20kHz
20Hz
1kHz
Output Power (W)
20
100
1000
10000
0.01
0.1
1
Pout = 650mW
Pout = 1.3W
RL = 4
Ω, Vcc = 5V
Gv = 2
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Frequency (Hz)
Figure 46: THD + N vs Frequency
Figure 47: THD + N vs Frequency
Figure 48: THD + N vs Frequency
20
100
1000
10000
0.01
0.1
1
RL = 4
Ω, Vcc = 3.3V
Gv = 2
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Pout = 280mW
Pout = 560mW
Frequency (Hz)
20
100
1000
10000
0.01
0.1
1
RL = 4
Ω, Vcc = 2.6V
Gv = 2
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Pout = 240 & 120mW
Frequency (Hz)
20
100
1000
10000
0.01
0.1
1
RL = 4
Ω, Vcc = 5V
Gv = 10
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Pout = 650mW
Pout = 1.3W
Frequency (Hz)



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