TDA7381(1999) Просмотр технического описания (PDF) - STMicroelectronics
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TDA7381 Datasheet PDF : 10 Pages
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TDA7381
ELECTRICAL CHARACTERISTICS (VS = 14.4V; f = 1KHz; Rg = 600Ω; RL = 4Ω; Tamb = 25°C;
Refer to the Test and application circuit (fig.1), unless otherwise specified.)
Symbol
Iq1
VOS
Gv
Po
Parameter
Quiescent Current
Output Offset Voltage
Voltage Gain
Output Power
Test Condition
THD = 10%
THD = 1%
Min.
25
16.5
13
Typ.
180
26
18
14
Max.
300
100
27
Unit
mA
mV
dB
W
W
Po EIAJ
Po max
THD
eNo
SVR
fcl
fch
Ri
CT
ISB
VSB out
VSB IN
AM
VM out
VM in
Im (L)
ICDOFF
ICDON
EIAJ Output Power (*)
Max.Output Power (*)
Distortion
Output Noise
Supply Voltage Rejection
Low Cut-Off Frequency
High Cut-Off Frequency
Input Impedance
Cross Talk
St-By Current Consumption
St-By OUT Threshold Voltage
St-By IN Threshold Voltage
Mute Attenuation
Mute OUT Threshold Voltage
Mute IN Threshold Voltage
Muting Pin Current
Clipping Detector ”OFF” Output
Average Current
Clipping Detector ”ON” Output
Average Current
THD = 10%; VS = 13.2V
THD = 1%; VS = 13.2V
EIAJ (VS = 13.7V)
VS = 13.7V
Po = 4W
”A” Weighted
Bw = 20Hz to 20KHz
f = 100Hz
f = 1KHz
St-By = LOW
(Amp: ON)
(Amp: OFF)
VO = 1Vrms
(Amp: Play)
(Amp: Mute)
VMUTE = 1.5V
(Source Current)
THD = 1% (**)
THD = 10% (**)
(*) Saturated square wave output.
(**) Diagnostics output pulled-up to 5V with 10KΩ series resistor.
13.5
15
W
11
12
W
23
25
W
28
30
W
0.04 0.3
%
50
µV
65
150
µV
50
65
dB
20
Hz
75
KHz
70
100
KΩ
50
70
dB
100
µA
3.5
V
1.5
V
80
90
dB
3.5
V
1.5
V
5
10
16
µA
100
µA
100 240 350
µA
3/10
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