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参数资料
| 型号： | TDA1910 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 17 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM11 |
| 封装： | MULTIWATT-11 |
| 文件页数： | 11/15页 |
| 文件大小： | 400K |
| 代理商： | TDA1910 |
Obsolete
Product(s)
- Obsolete
Product(s)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
h
Efficiency
Vs = 24V
f = 1 KHz
RL = 4
Po = 12W
RL = 8
Po = 7.5W
62
65
%
BW
Small signal bandwidth
Vs = 24V
RL = 4
Po = 1W
10 to 120,000
Hz
BW
Power bandwidth
Vs = 24V
Po = 12W
RL = 4
d
≤ 5%
40 to 15,000
Hz
Gv
Voltage gain (open loop)
f = 1 KHz
75
dB
Gv
Voltage gain (closed loop)
Vs = 24V
f = 1 KHz
RL = 4
Po = 1W
29.5
30
30.5
dB
eN
Total input noise
Rg = 50
Rg = 1K
(
°)
Rg = 10K
1.2
1.3
1.5
3.0
3.2
4.0
V
Rg = 50
Rg = 1K
(
°°)
Rg = 10K
2.0
2.2
5.0
5.2
6.0
V
S/N
Signal to noise ratio
Vs = 24V
Po = 12W
RL = 4
Rg = 10K
Rg = 0
(
°)97
103
105
dB
Rg = 10K
Rg = 0
(
°°)93
100
dB
SVR
Supply voltage rejection
Vs = 24V
RL = 4
fripple = 100 Hz
Rg = 10 K
50
60
dB
Tsd
Thermal sjut-down case (*)
temperature
Ptot = 8W
110
125
°C
MUTING FUNCTION (Refer to Muting circuit)
VT
Muting-off threshold voltage
(pin 11)
1.9
4.7
V
VT
Muting-on threshold voltage
(pin 11)
0
1.3
V
6
Vs
R1
Input resistance (pin 1)
Muting off
80
200
K
Muting on
10
30
R11
Input resistance (pin 11)
150
K
AT
Muting attenuation
Rg + R1 = 10 K
50
60
dB
ELECTRICAL CHARACTERISTICS (continued)
Note :
(
°) Weighting filter = curve A.
(
° °) Filter with noise bandwidth: 22 Hz to 22 KHz.
(*)
See fig. 29 and fig. 30.
5/15
TDA1910
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