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参数资料
| 型号： | TDA7393 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 30 W, 2 CHANNEL, AUDIO AMPLIFIER, PZFM15 |
| 封装： | MULTIWATT V-15 |
| 文件页数： | 3/9页 |
| 文件大小： | 125K |
| 代理商： | TDA7393 |
ELECTRICAL CHARACTERISTICS (VS = 13.2V; f = 1KHz; Rg = 600
;RL =4;Tamb =25°C;
Refer to the application circuit, unless otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Iq1
Quiescent Current
90
180
mA
VOS
Output Offset Voltage
150
mV
Gv
Voltage Gain
30.5
32
33.5
dB
Po
Output Power
THD = 10%; VS = 14.4V
THD = 10%
THD = 1%
THD = 10%; RL =2
THD = 10%; VS = 14.4V;
RL =2
17
22
19
16
25
28
W
Po max
Max. Output Power
EIAJ RULES; VS = 13.7V
30
W
THD
Distortion
Po = 0.1 to 8W
0.08
0.3
%
eNo
Output Noise
Bw = 20Hz to 20KHz
0.3
mVrms
SVR
Supply Voltage Rejection
f = 100Hz (stereo)
60
dB
fL
Low Cut-Off Frequency
10
Hz
fH
High Cut-Off Frequency
300
KHz
Ri
Input Impedance
10
15
20
K
CT
Cross Talk
f = 1KHz
50
65
dB
ISB
St-By Current Consumption
100
A
VSB out
St-By OUT Threshold Voltage
Amp. ON
3.5
V
VSB IN
St-By IN Threshold Voltage
Amp. OFF
1.5
V
VSB
Supply Dependent St-By
Threshold
St-By = H,
VS reducing/increasing
7.5
8.3
V
AM
Mute Attenuation
VO = 1Vrms
75
dB
VM out
Mute OUT Threshold Voltage
Amp. Play
3.5
V
VMin
Mute IN Threshold Voltage
Amp. Mute
1.5
V
VM
Supply Dependent Mute
Threshold
Mute = IN,
VS reducing/increasing
8.5
9.3
V
Im (L)
Muting Pin Current
VMUTE = 1.5V
(Sourced Current)
610
14
A
Im (H)
Muting Pin Current
VMUTE = 3.5V
(Sourced Current)
610
14
A
Figure 1: Quiescent Current vs. Supply Voltage
Figure 2: Output Power vs. Supply Voltage
RL =4
RL =4
f = 1KHz
TDA7393
3/9
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