TS4961T STMicroelectronics, TS4961T Datasheet - Page 41

• Manufacturer Part Number: TS4961T
• Description: Mono Class D Audio Power Amplifier With Dedicated Analog Switch
• Manufacturer: STMicroelectronics

TS4961T
4.9
4.9.1
Examples with summed inputs
Example 1: dual differential inputs
Figure 79. Typical application schematics with dual differential inputs
With (Ri in kΩ):
Standby
E2+
E1+
E1-
E2-
R2
R1
R1
R2
TS4961T (Audio Amplifier Part)
0.5V
≤
V
------------------------------------------------------------------------------------------------------------------------------- - V
15
12
16
CC
Stdby
In-
In+
×
R
V
300k
+
A
IC
1
-
300
V
×
1
150k
150k
2
=
R
Oscillator
×
=
Internal
E
------------------------
2
A
Bias
(
1
Out
------------------------------ -
+
V
R
+
1
E
300
1
2
+
2
=
+
+
+
E
Out
------------------------------ -
–
–
R
1
×
E
-
Out
E
2
PWM
(
)
1
2
V
and V
+
+
+
-
IC1
–
–
-
2
Out
E
=
×
×
Application component information
1
300
--------- -
-
R
R
R
IC
-
1
2
Output
2
Bridge
2
=
×
+
=
VCCA
GNDA
GND
H
7
R
300
--------- -
R
V
6
2
E
------------------------
IC2
1
2
Out+
Out-
+
×
2
+
R
E
2
1
-
5
8
)
≤
GND
CC
Vcc
SPEAKER
–
0.8V
Csa
1uF
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