TDA7490L データシートの表示（PDF） - STMicroelectronics
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TDA7490L Datasheet PDF : 11 Pages
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TDA7490L
Figure 3. Test and Application Circuit. (Bridge Configuration)
470pF
470pF R5 52.3K
C40 R4
68K
7
C41
9
The LC filter is optimized for 8Ω
(<->LC filter for 4Ω in single-ended)
It hos to be changed for other loads
-
L9 30µ
INPUT 10
Int.
PWM-stage
PRE
+
3
C26
dumping
C23
235nF
470nF
(common
mode)
R63
4.7K
R27
10
R25
Rload
R28
10
C24
235nF
C29
PRE
+
23
470nF
18
Int.
PWM-stage
-
) 19
17
t(s 470pF
470pF
uc C60 R61
rod 68K
C59
R62 52.3K
L10 30µ
D99AU1081
lete P Table 2. Absolute Maximum Ratings
so Symbol
Parameter
b VCC
DC Supply Voltage (no signal)
- O Ptot
Power Dissipation Tcase = 70°C
t(s) Tstg, Tj Storage and Junction Temperature
c Top
Operating Temperature Range
du V6,8,10,18 Maximum Voltage on pins # 6,8,10,18 referred to GND
Pro Table 3. Thermal Data
lete Symbol
Parameter
Obso Rth j-case Thermal Resistance Junction-case
Typ.
Value
±30
35
–40 to 150
0 to 70
±5
Value
1
Unit
V
W
°C
°C
V
Unit
°C/W
2/11
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