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參數資料
| 型號： | TSDC4872IJT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8 |
| 封裝： | FCP-8 |
| 文件頁數： | 10/29頁 |
| 文件大?。?/td> | 1012K |
| 代理商： | TSDC4872IJT |
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Obsolete
Product(s)
- Obsolete
Product(s)
TS4872
18/29
NO
T
F
O
R
NEW
D
E
SIGN
Fig. 69 : Signal to Noise Ratio vs Power Supply
with Unweighted Filter (20Hz to 20kHz)
Fig. 71 : Signal to Noise Ratio vs Power Supply
with Weighted Filter type A
Fig. 73 : Frequency Response Gain vs Cin, &
Cfeed
Fig. 70 : Signal to Noise Ratio Vs Power Supply
with Unweighted Filter (20Hz to 20kHz)
Fig. 72 : Signal to Noise Ratio vs Power Supply
with Weighted Filter Type A
Fig. 74 : Current Consumption vs Power
Supply Voltage
2.5
3.0
3.5
4.0
4.5
5.0
50
60
70
80
90
100
RL=8
RL=4
RL=16
Gv = 2
Cb = Cin = 1F
THD+N < 0.4%
Tamb = 25°C
S
NR
(
d
B)
Vcc (V)
2.5
3.0
3.5
4.0
4.5
5.0
60
70
80
90
100
110
RL=8
RL=4
RL=16
Gv = 2
Cb = Cin = 1F
THD+N < 0.4%
Tamb = 25°C
S
NR
(
d
B)
Vcc (V)
10
100
1000
10000
-25
-20
-15
-10
-5
0
5
10
Rin = Rfeed = 22k
Tamb = 25
°C
Cfeed = 2.2nF
Cfeed = 680pF
Cfeed = 330pF
Cin = 470nF
Cin = 82nF
Cin = 22nF
G
a
in
(dB
)
Frequency (Hz)
2.5
3.0
3.5
4.0
4.5
5.0
50
60
70
80
90
RL=16
RL=4
RL=8
Gv = 10
Cb = Cin = 1F
THD+N < 0.7%
Tamb = 25°C
SNR
(dB)
Vcc (V)
2.5
3.0
3.5
4.0
4.5
5.0
60
70
80
90
100
RL=16
RL=4
RL=8
Gv = 10
Cb = Cin = 1F
THD+N < 0.7%
Tamb = 25°C
SNR
(dB)
Vcc (V)
012
345
0
1
2
3
4
5
6
7
Vstandby = 0V
Tamb = 25°C
Icc
(mA
)
Vcc (V)
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