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参数资料
| 型号： | TDA7233S |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1.9 W, 1 CHANNEL, AUDIO AMPLIFIER, PSFM9 |
| 文件页数： | 3/6页 |
| 文件大小： | 722K |
| 代理商： | TDA7233S |
Obsolete
Product(s)
- Obsolete
Product(s)
ELECTRICAL CHARACTERISTICS (VS = 6V, Tamb = 25°C, unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VS
Supply Voltage
1.8
15
V
VO
Quiescent Output Voltage
27
V
VS = 3V
VS = 9V
1.2
4.2
V
Id
Quiescent Drain Current
PLAY
3.6
9
mA
MUTE
0.4
mA
Ib
Input Bias Current
100
nA
PO
Output Power
d = 10%
f = 1kHz
VS = 12V RL = 8
VS = 9V
RL = 4
VS = 9V
RL = 8
VS = 6V
RL = 8
VS = 6V
RL = 4
VS = 3V
RL = 4
VS = 3V
RL = 8
0.8
0.45
1.9
1.6
1
0.4
0.7
110
70
W
mW
d
Distortion
PO = 0.5W
RL = 8
f = 1KHz
VS = 9V
0.3
%
GV
Closed Loop Voltage Gain
f = 1KHz
39
dB
RIN
Input Resistance
f = 1KHz
100
K
eN
Total Input Noise (RS = 10K
)
B = Curve A
2
V
B = 22Hz to 22KHz
3
SVR
Supply Voltage Rejection
Rg = 10K
f = 100Hz
40
45
dB
MUTE Attenuation
VO = 1V, f = 100Hz to 10KHz
70
dB
MUTE Threshold
0.6
V
IM
MUTE Current
VS = 15V
0.4
2
mA
Figure 1: Output Power vs. Supply Voltage
Figure 2: Supply Voltage Rejection vs. Frequency
TDA7233S
3/6
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