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TS4994 数据表(PDF) 8 Page - STMicroelectronics

部件名 TS4994
功能描述  1W Differential Input/Output Audio Power Amplifier with Selectable Standby
PDF  31 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4994 数据表(HTML) 8 Page - STMicroelectronics

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TS4994
Electrical Characteristics
8/31
Figure 9. Power dissipation vs. output power
Figure 10. Power dissipation vs. output power
Figure 11. Output power vs. power
supply voltage
Figure 12. Output power vs. power supply
voltage
Figure 13. Output power vs. load resistance
Figure 14. Power derating curves
0.0
0.1
0.2
0.3
0.4
0.0
0.1
0.2
0.3
RL=8
Ω
Vcc=3.3V
F=1kHz
THD+N<1%
RL=16
Ω
Output Power (W)
0.0
0.1
0.2
0.3
0.00
0.05
0.10
0.15
0.20
RL=8
Ω
Vcc=2.6V
F=1kHz
THD+N<1%
RL=16
Ω
Output Power (W)
2.5
3.0
3.5
4.0
4.5
5.0
0.0
0.2
0.4
0.6
0.8
1.0
32
Ω
16
Ω
Cb = 1
µF
F = 1kHz
BW < 125kHz
Tamb = 25
°C
8
Ω
Vcc (V)
2.5
3.0
3.5
4.0
4.5
5.0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
8
Ω
16
Ω
32
Ω
Cb = 1
µF
F = 1kHz
BW < 125kHz
Tamb = 25
°C
Vcc (V)
8
812
16
16
20
24
24
28
32
32
0.0
0.2
0.4
0.6
0.8
1.0
Vcc=4.5V
Vcc=5V
Vcc=2.5V
Vcc=3V
Vcc=4V
Vcc=3.5V
THD+N=1%
Cb = 1 F
F = 1kHz
BW < 125kHz
Tamb = 25
°C
Load Resistance
0
25
50
75
100
125
0.0
0.5
1.0
1.5
AMR Value
with 4 layers PCB
Ambiant Temperature ( C)



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