TDA7496SSA Datasheet, PDF (4/12 Pages) STMicroelectronics – 5W+5W AMPLIFIER

TDA7496SSA
APPLICATION SUGGESTIONS
The recommended values of the external components are those shown on the application circuit of figure 1.
Different values can be used, the following table can help the designer.
COMPONENT
SUGGESTION
VALUE
PURPOSE
LARGER THAN
SUGGESTION
SMALLER THAN
SUGGESTION
R2
10K
Mute time constant
Larger mute on/off time Smaller mute on/off time
C1
1000µF Supply voltage bypass
Danger of oscillation
C2
470nF
Input DC decoupling
Lower low frequency cutoff Higher low frequency cutoff
C3
470nF
Input DC decoupling
Lower low frequency cutoff Higher low frequency cutoff
C4
470µF
Ripple rejection
Better SVR
Worse SVR
C6
1000µF Output DC decoupling Lower low frequency cutoff Higher low frequency cutoff
C7
1µF
Mute time constant
Larger mute on/off time Smaller mute on/off time
C8
1000µF Output DC decoupling Lower low frequency cutoff Higher low frequency cutoff
C9
100nF
Supply voltage bypass
Danger of oscillation
Figure 1. Application Circui
+V_S
C1
1000µF
PW_GND
11
1
INR
C2 470nF
30K
V_S
13
+
-
OP AMP
S_GND
8
MUTE/STBY
PROTECTIONS
5
INL
C3 470nF
30K
SVR 7
C4 470µF
+
-
OP AMP
C9
0.1µF
PW_GND
15
14
C8 1000µF
PW_GND
OUTR
S1 STBY
+5V
9
10
R2 10K
S_GND
C7
1µF
12
C6 1000µF
+5V
S2 MUTE
OUTL
PW_GND
D99AU1017
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