TDA7381 データシートの表示（PDF） - STMicroelectronics
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TDA7381 Datasheet PDF : 15 Pages
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Electrical specifications
2
Electrical specifications
TDA7381
2.1
Absolute maximum ratings
Table 2. Absolute maximum ratings
Symbol
Parameter
VCC
VCC (DC)
VCC (pk)
IO
Ptot
Tj
Tstg
Operating supply voltage
DC supply voltage
Peak supply voltage (t = 50 ms)
Output peak current:
Repetitive (duty cycle 10 % at f = 10 Hz)
Non repetitive (t = 100 s)
Power dissipation, (Tcase = 70 °C)
Junction temperature
Storage temperature
Value
Unit
18
V
28
V
50
V
3
A
4
A
80
W
150
C
-40 to 150
C
2.2
Thermal data
Table 3. Thermal data
Symbol
Parameter
Rth j-case Thermal resistance junction to case
Value
max.
1
Unit
°C/W
2.3
Electrical characteristcs
VS = 14.4 V; f = 1 kHz; Rg = 600 ; RL = 4 ; Tamb = 25 °C;
Refer to the test and application circuit (Figure 3), unless otherwise specified.
Table 4. Electrical characteristcs
Symbol
Parameter
Test Condition
Iq1
Quiescent current
VOS
Output offset voltage
Gv
Voltage gain
Po
Output power
Po EIAJ
Po max
EIAJ output power (1)
Max. output power (1)
-
-
-
THD = 10 %
THD = 1 %
THD = 10 %; VS = 13.2 V
THD = 1 %; VS = 13.2 V
EIAJ (VS = 13.7 V)
VS = 13.7 V
Min. Typ. Max. Unit
-
180 300 mA
-
-
100 mV
25
26
27
dB
16.5 18
-
W
13
14
-
W
13.5 15
-
W
11
12
-
W
23
25
-
W
28
30
-
W
6/15
Doc ID 4947 Rev 8
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