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TS4994FC 数据表(PDF) 10 Page - STMicroelectronics

部件名 TS4994FC
功能描述  1.2 W differential input/output audio power amplifier with selectable standby
PDF  35 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4994FC 数据表(HTML) 10 Page - STMicroelectronics

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Electrical characteristics
TS4994FC
10/35
Figure 14.
Power derating curves
Figure 15.
Open loop gain vs. frequency
0
25
50
75
100
125
0.0
0.2
0.4
0.6
0.8
1.0
1.2
No Heat sink
Heat sink surface
≈ 100mm
2
(See demoboard)
Ambiant Temperature ( C)
0.1
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-160
-120
-80
-40
0
Gain
Phase
Frequency (kHz)
Vcc = 5V
ZL = 8
Ω + 500pF
Tamb = 25
°C
Figure 16.
Open loop gain vs. frequency
Figure 17.
Open loop gain vs. frequency
0.1
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-160
-120
-80
-40
0
Gain
Phase
Frequency (kHz)
Vcc = 3.3V
ZL = 8
Ω + 500pF
Tamb = 25
°C
0.1
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-160
-120
-80
-40
0
Gain
Phase
Frequency (kHz)
Vcc = 2.6V
ZL = 8
Ω + 500pF
Tamb = 25
°C
Figure 18.
Closed loop gain vs. frequency
Figure 19.
Closed loop gain vs. frequency
0.1
1
10
100
1000
10000
-40
-30
-20
-10
0
10
-200
-160
-120
-80
-40
0
Gain
Phase
Frequency (kHz)
Vcc = 5V
Av = 1
ZL = 8
Ω + 500pF
Tamb = 25
°C
0.1
1
10
100
1000
10000
-40
-30
-20
-10
0
10
-200
-160
-120
-80
-40
0
Gain
Phase
Frequency (kHz)
Vcc = 3.3V
Av = 1
ZL = 8
Ω + 500pF
Tamb = 25
°C



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